Sweden-Number/dlls/webservices/reader.c

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/*
* Copyright 2015, 2016 Hans Leidekker for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "winnls.h"
#include "webservices.h"
#include "wine/debug.h"
#include "wine/list.h"
#include "webservices_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(webservices);
const char *debugstr_xmlstr( const WS_XML_STRING *str )
{
if (!str) return "(null)";
return debugstr_an( (const char *)str->bytes, str->length );
}
ULONG prop_size( const struct prop_desc *desc, ULONG count )
{
ULONG i, ret = count * sizeof(struct prop);
for (i = 0; i < count; i++) ret += desc[i].size;
return ret;
}
void prop_init( const struct prop_desc *desc, ULONG count, struct prop *prop, void *data )
{
ULONG i;
char *ptr = data;
for (i = 0; i < count; i++)
{
prop[i].value = ptr;
prop[i].size = desc[i].size;
prop[i].readonly = desc[i].readonly;
prop[i].writeonly = desc[i].writeonly;
ptr += prop[i].size;
}
}
HRESULT prop_set( const struct prop *prop, ULONG count, ULONG id, const void *value, ULONG size )
{
if (id >= count || size != prop[id].size || prop[id].readonly) return E_INVALIDARG;
memcpy( prop[id].value, value, size );
return S_OK;
}
HRESULT prop_get( const struct prop *prop, ULONG count, ULONG id, void *buf, ULONG size )
{
if (id >= count || size != prop[id].size || prop[id].writeonly) return E_INVALIDARG;
memcpy( buf, prop[id].value, prop[id].size );
return S_OK;
}
static const struct prop_desc error_props[] =
{
{ sizeof(ULONG), TRUE }, /* WS_ERROR_PROPERTY_STRING_COUNT */
{ sizeof(ULONG), FALSE }, /* WS_ERROR_PROPERTY_ORIGINAL_ERROR_CODE */
{ sizeof(LANGID), FALSE } /* WS_ERROR_PROPERTY_LANGID */
};
struct error
{
ULONG prop_count;
struct prop prop[sizeof(error_props)/sizeof(error_props[0])];
};
static struct error *alloc_error(void)
{
static const ULONG count = sizeof(error_props)/sizeof(error_props[0]);
struct error *ret;
ULONG size = sizeof(*ret) + prop_size( error_props, count );
if (!(ret = heap_alloc_zero( size ))) return NULL;
prop_init( error_props, count, ret->prop, &ret[1] );
ret->prop_count = count;
return ret;
}
/**************************************************************************
* WsCreateError [webservices.@]
*/
HRESULT WINAPI WsCreateError( const WS_ERROR_PROPERTY *properties, ULONG count, WS_ERROR **handle )
{
struct error *error;
LANGID langid = GetUserDefaultUILanguage();
HRESULT hr;
ULONG i;
TRACE( "%p %u %p\n", properties, count, handle );
if (!handle) return E_INVALIDARG;
if (!(error = alloc_error())) return E_OUTOFMEMORY;
prop_set( error->prop, error->prop_count, WS_ERROR_PROPERTY_LANGID, &langid, sizeof(langid) );
for (i = 0; i < count; i++)
{
if (properties[i].id == WS_ERROR_PROPERTY_ORIGINAL_ERROR_CODE)
{
heap_free( error );
return E_INVALIDARG;
}
hr = prop_set( error->prop, error->prop_count, properties[i].id, properties[i].value,
properties[i].valueSize );
if (hr != S_OK)
{
heap_free( error );
return hr;
}
}
*handle = (WS_ERROR *)error;
return S_OK;
}
/**************************************************************************
* WsFreeError [webservices.@]
*/
void WINAPI WsFreeError( WS_ERROR *handle )
{
struct error *error = (struct error *)handle;
TRACE( "%p\n", handle );
heap_free( error );
}
/**************************************************************************
* WsResetError [webservices.@]
*/
HRESULT WINAPI WsResetError( WS_ERROR *handle )
{
struct error *error = (struct error *)handle;
ULONG code;
TRACE( "%p\n", handle );
if (!handle) return E_INVALIDARG;
/* FIXME: release strings added with WsAddErrorString when it's implemented, reset string count */
code = 0;
return prop_set( error->prop, error->prop_count, WS_ERROR_PROPERTY_ORIGINAL_ERROR_CODE, &code, sizeof(code) );
}
static const struct prop_desc heap_props[] =
{
{ sizeof(SIZE_T), FALSE }, /* WS_HEAP_PROPERTY_MAX_SIZE */
{ sizeof(SIZE_T), FALSE }, /* WS_HEAP_PROPERTY_TRIM_SIZE */
{ sizeof(SIZE_T), TRUE }, /* WS_HEAP_PROPERTY_REQUESTED_SIZE */
{ sizeof(SIZE_T), TRUE } /* WS_HEAP_PROPERTY_ACTUAL_SIZE */
};
struct heap
{
HANDLE handle;
ULONG prop_count;
struct prop prop[sizeof(heap_props)/sizeof(heap_props[0])];
};
static BOOL ensure_heap( struct heap *heap )
{
SIZE_T size;
if (heap->handle) return TRUE;
if (prop_get( heap->prop, heap->prop_count, WS_HEAP_PROPERTY_MAX_SIZE, &size, sizeof(size) ) != S_OK)
return FALSE;
if (!(heap->handle = HeapCreate( 0, 0, size ))) return FALSE;
return TRUE;
}
void *ws_alloc( WS_HEAP *handle, SIZE_T size )
{
struct heap *heap = (struct heap *)handle;
if (!ensure_heap( heap )) return NULL;
return HeapAlloc( heap->handle, 0, size );
}
static void *ws_alloc_zero( WS_HEAP *handle, SIZE_T size )
{
struct heap *heap = (struct heap *)handle;
if (!ensure_heap( heap )) return NULL;
return HeapAlloc( heap->handle, HEAP_ZERO_MEMORY, size );
}
void *ws_realloc( WS_HEAP *handle, void *ptr, SIZE_T size )
{
struct heap *heap = (struct heap *)handle;
if (!ensure_heap( heap )) return NULL;
return HeapReAlloc( heap->handle, 0, ptr, size );
}
static void *ws_realloc_zero( WS_HEAP *handle, void *ptr, SIZE_T size )
{
struct heap *heap = (struct heap *)handle;
if (!ensure_heap( heap )) return NULL;
return HeapReAlloc( heap->handle, HEAP_ZERO_MEMORY, ptr, size );
}
void ws_free( WS_HEAP *handle, void *ptr )
{
struct heap *heap = (struct heap *)handle;
if (!heap->handle) return;
HeapFree( heap->handle, 0, ptr );
}
/**************************************************************************
* WsAlloc [webservices.@]
*/
HRESULT WINAPI WsAlloc( WS_HEAP *handle, SIZE_T size, void **ptr, WS_ERROR *error )
{
void *mem;
TRACE( "%p %u %p %p\n", handle, (ULONG)size, ptr, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!handle || !ptr) return E_INVALIDARG;
if (!(mem = ws_alloc( handle, size ))) return E_OUTOFMEMORY;
*ptr = mem;
return S_OK;
}
static struct heap *alloc_heap(void)
{
static const ULONG count = sizeof(heap_props)/sizeof(heap_props[0]);
struct heap *ret;
ULONG size = sizeof(*ret) + prop_size( heap_props, count );
if (!(ret = heap_alloc_zero( size ))) return NULL;
prop_init( heap_props, count, ret->prop, &ret[1] );
ret->prop_count = count;
return ret;
}
/**************************************************************************
* WsCreateHeap [webservices.@]
*/
HRESULT WINAPI WsCreateHeap( SIZE_T max_size, SIZE_T trim_size, const WS_HEAP_PROPERTY *properties,
ULONG count, WS_HEAP **handle, WS_ERROR *error )
{
struct heap *heap;
TRACE( "%u %u %p %u %p %p\n", (ULONG)max_size, (ULONG)trim_size, properties, count, handle, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!handle || count) return E_INVALIDARG;
if (!(heap = alloc_heap())) return E_OUTOFMEMORY;
prop_set( heap->prop, heap->prop_count, WS_HEAP_PROPERTY_MAX_SIZE, &max_size, sizeof(max_size) );
prop_set( heap->prop, heap->prop_count, WS_HEAP_PROPERTY_TRIM_SIZE, &trim_size, sizeof(trim_size) );
*handle = (WS_HEAP *)heap;
return S_OK;
}
/**************************************************************************
* WsFreeHeap [webservices.@]
*/
void WINAPI WsFreeHeap( WS_HEAP *handle )
{
struct heap *heap = (struct heap *)handle;
TRACE( "%p\n", handle );
if (!heap) return;
HeapDestroy( heap->handle );
heap_free( heap );
}
/**************************************************************************
* WsResetHeap [webservices.@]
*/
HRESULT WINAPI WsResetHeap( WS_HEAP *handle, WS_ERROR *error )
{
struct heap *heap = (struct heap *)handle;
TRACE( "%p %p\n", handle, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!heap) return E_INVALIDARG;
HeapDestroy( heap->handle );
heap->handle = NULL;
return S_OK;
}
struct node *alloc_node( WS_XML_NODE_TYPE type )
{
struct node *ret;
if (!(ret = heap_alloc_zero( sizeof(*ret) ))) return NULL;
ret->hdr.node.nodeType = type;
list_init( &ret->entry );
list_init( &ret->children );
return ret;
}
void free_attribute( WS_XML_ATTRIBUTE *attr )
{
if (!attr) return;
heap_free( attr->prefix );
heap_free( attr->localName );
heap_free( attr->ns );
heap_free( attr->value );
heap_free( attr );
}
void free_node( struct node *node )
{
if (!node) return;
switch (node_type( node ))
{
case WS_XML_NODE_TYPE_ELEMENT:
{
WS_XML_ELEMENT_NODE *elem = &node->hdr;
ULONG i;
for (i = 0; i < elem->attributeCount; i++) free_attribute( elem->attributes[i] );
heap_free( elem->attributes );
heap_free( elem->prefix );
heap_free( elem->localName );
heap_free( elem->ns );
break;
}
case WS_XML_NODE_TYPE_TEXT:
{
WS_XML_TEXT_NODE *text = (WS_XML_TEXT_NODE *)node;
heap_free( text->text );
break;
}
case WS_XML_NODE_TYPE_COMMENT:
{
WS_XML_COMMENT_NODE *comment = (WS_XML_COMMENT_NODE *)node;
heap_free( comment->value.bytes );
break;
}
case WS_XML_NODE_TYPE_CDATA:
case WS_XML_NODE_TYPE_END_CDATA:
case WS_XML_NODE_TYPE_END_ELEMENT:
case WS_XML_NODE_TYPE_EOF:
case WS_XML_NODE_TYPE_BOF:
break;
default:
ERR( "unhandled type %u\n", node_type( node ) );
break;
}
heap_free( node );
}
void destroy_nodes( struct node *node )
{
struct list *ptr;
if (!node) return;
while ((ptr = list_head( &node->children )))
{
struct node *child = LIST_ENTRY( ptr, struct node, entry );
list_remove( &child->entry );
destroy_nodes( child );
}
free_node( node );
}
static WS_XML_ATTRIBUTE *dup_attribute( const WS_XML_ATTRIBUTE *src )
{
WS_XML_ATTRIBUTE *dst;
const WS_XML_STRING *prefix = (src->prefix && src->prefix->length) ? src->prefix : NULL;
const WS_XML_STRING *localname = src->localName;
const WS_XML_STRING *ns = src->localName;
if (!(dst = heap_alloc( sizeof(*dst) ))) return NULL;
dst->singleQuote = src->singleQuote;
dst->isXmlNs = src->isXmlNs;
if (prefix && !(dst->prefix = alloc_xml_string( prefix->bytes, prefix->length ))) goto error;
if (localname && !(dst->localName = alloc_xml_string( localname->bytes, localname->length ))) goto error;
if (ns && !(dst->ns = alloc_xml_string( ns->bytes, ns->length ))) goto error;
return dst;
error:
free_attribute( dst );
return NULL;
}
static WS_XML_ATTRIBUTE **dup_attributes( WS_XML_ATTRIBUTE * const *src, ULONG count )
{
WS_XML_ATTRIBUTE **dst;
ULONG i;
if (!(dst = heap_alloc( sizeof(*dst) * count ))) return NULL;
for (i = 0; i < count; i++)
{
if (!(dst[i] = dup_attribute( src[i] )))
{
for (; i > 0; i--) free_attribute( dst[i - 1] );
heap_free( dst );
return NULL;
}
}
return dst;
}
static struct node *dup_element_node( const WS_XML_ELEMENT_NODE *src )
{
struct node *node;
WS_XML_ELEMENT_NODE *dst;
ULONG count = src->attributeCount;
WS_XML_ATTRIBUTE **attrs = src->attributes;
const WS_XML_STRING *prefix = (src->prefix && src->prefix->length) ? src->prefix : NULL;
const WS_XML_STRING *localname = src->localName;
const WS_XML_STRING *ns = src->ns;
if (!(node = alloc_node( WS_XML_NODE_TYPE_ELEMENT ))) return NULL;
dst = &node->hdr;
if (count && !(dst->attributes = dup_attributes( attrs, count ))) goto error;
dst->attributeCount = count;
if (prefix && !(dst->prefix = alloc_xml_string( prefix->bytes, prefix->length ))) goto error;
if (localname && !(dst->localName = alloc_xml_string( localname->bytes, localname->length ))) goto error;
if (ns && !(dst->ns = alloc_xml_string( ns->bytes, ns->length ))) goto error;
return node;
error:
free_node( node );
return NULL;
}
static struct node *dup_text_node( const WS_XML_TEXT_NODE *src )
{
struct node *node;
WS_XML_TEXT_NODE *dst;
if (!(node = alloc_node( WS_XML_NODE_TYPE_TEXT ))) return NULL;
dst = (WS_XML_TEXT_NODE *)node;
if (src->text)
{
WS_XML_UTF8_TEXT *utf8;
const WS_XML_UTF8_TEXT *utf8_src = (WS_XML_UTF8_TEXT *)src->text;
if (!(utf8 = alloc_utf8_text( utf8_src->value.bytes, utf8_src->value.length )))
{
free_node( node );
return NULL;
}
dst->text = &utf8->text;
}
return node;
}
static struct node *dup_comment_node( const WS_XML_COMMENT_NODE *src )
{
struct node *node;
WS_XML_COMMENT_NODE *dst;
if (!(node = alloc_node( WS_XML_NODE_TYPE_COMMENT ))) return NULL;
dst = (WS_XML_COMMENT_NODE *)node;
if (src->value.length && !(dst->value.bytes = heap_alloc( src->value.length )))
{
free_node( node );
return NULL;
}
memcpy( dst->value.bytes, src->value.bytes, src->value.length );
dst->value.length = src->value.length;
return node;
}
static struct node *dup_node( const struct node *src )
{
switch (node_type( src ))
{
case WS_XML_NODE_TYPE_ELEMENT:
return dup_element_node( &src->hdr );
case WS_XML_NODE_TYPE_TEXT:
return dup_text_node( (const WS_XML_TEXT_NODE *)src );
case WS_XML_NODE_TYPE_COMMENT:
return dup_comment_node( (const WS_XML_COMMENT_NODE *)src );
case WS_XML_NODE_TYPE_CDATA:
case WS_XML_NODE_TYPE_END_CDATA:
case WS_XML_NODE_TYPE_END_ELEMENT:
case WS_XML_NODE_TYPE_EOF:
case WS_XML_NODE_TYPE_BOF:
return alloc_node( node_type( src ) );
default:
ERR( "unhandled type %u\n", node_type( src ) );
break;
}
return NULL;
}
static HRESULT dup_tree( struct node **dst, const struct node *src )
{
struct node *parent;
const struct node *child;
if (!*dst && !(*dst = dup_node( src ))) return E_OUTOFMEMORY;
parent = *dst;
LIST_FOR_EACH_ENTRY( child, &src->children, struct node, entry )
{
HRESULT hr = E_OUTOFMEMORY;
struct node *new_child;
if (!(new_child = dup_node( child )) || (hr = dup_tree( &new_child, child )) != S_OK)
{
destroy_nodes( *dst );
return hr;
}
new_child->parent = parent;
list_add_tail( &parent->children, &new_child->entry );
}
return S_OK;
}
static const struct prop_desc reader_props[] =
{
{ sizeof(ULONG), FALSE }, /* WS_XML_READER_PROPERTY_MAX_DEPTH */
{ sizeof(BOOL), FALSE }, /* WS_XML_READER_PROPERTY_ALLOW_FRAGMENT */
{ sizeof(ULONG), FALSE }, /* WS_XML_READER_PROPERTY_MAX_ATTRIBUTES */
{ sizeof(BOOL), FALSE }, /* WS_XML_READER_PROPERTY_READ_DECLARATION */
{ sizeof(WS_CHARSET), FALSE }, /* WS_XML_READER_PROPERTY_CHARSET */
{ sizeof(ULONGLONG), TRUE }, /* WS_XML_READER_PROPERTY_ROW */
{ sizeof(ULONGLONG), TRUE }, /* WS_XML_READER_PROPERTY_COLUMN */
{ sizeof(ULONG), FALSE }, /* WS_XML_READER_PROPERTY_UTF8_TRIM_SIZE */
{ sizeof(ULONG), FALSE }, /* WS_XML_READER_PROPERTY_STREAM_BUFFER_SIZE */
{ sizeof(BOOL), TRUE }, /* WS_XML_READER_PROPERTY_IN_ATTRIBUTE */
{ sizeof(ULONG), FALSE }, /* WS_XML_READER_PROPERTY_STREAM_MAX_ROOT_MIME_PART_SIZE */
{ sizeof(ULONG), FALSE }, /* WS_XML_READER_PROPERTY_STREAM_MAX_MIME_HEADERS_SIZE */
{ sizeof(ULONG), FALSE }, /* WS_XML_READER_PROPERTY_MAX_MIME_PARTS */
{ sizeof(BOOL), FALSE }, /* WS_XML_READER_PROPERTY_ALLOW_INVALID_CHARACTER_REFERENCES */
{ sizeof(ULONG), FALSE }, /* WS_XML_READER_PROPERTY_MAX_NAMESPACES */
};
enum reader_state
{
READER_STATE_INITIAL,
READER_STATE_BOF,
READER_STATE_STARTELEMENT,
READER_STATE_STARTATTRIBUTE,
READER_STATE_STARTCDATA,
READER_STATE_CDATA,
READER_STATE_TEXT,
READER_STATE_ENDELEMENT,
READER_STATE_ENDCDATA,
READER_STATE_COMMENT,
READER_STATE_EOF
};
struct prefix
{
WS_XML_STRING str;
WS_XML_STRING ns;
};
struct reader
{
ULONG read_size;
ULONG read_pos;
const unsigned char *read_bufptr;
enum reader_state state;
struct node *root;
struct node *current;
ULONG current_attr;
struct node *last;
struct prefix *prefixes;
ULONG nb_prefixes;
ULONG nb_prefixes_allocated;
WS_XML_READER_INPUT_TYPE input_type;
struct xmlbuf *input_buf;
const unsigned char *input_data;
ULONG input_size;
ULONG prop_count;
struct prop prop[sizeof(reader_props)/sizeof(reader_props[0])];
};
static struct reader *alloc_reader(void)
{
static const ULONG count = sizeof(reader_props)/sizeof(reader_props[0]);
struct reader *ret;
ULONG size = sizeof(*ret) + prop_size( reader_props, count );
if (!(ret = heap_alloc_zero( size ))) return NULL;
if (!(ret->prefixes = heap_alloc_zero( sizeof(*ret->prefixes) )))
{
heap_free( ret );
return NULL;
}
ret->nb_prefixes = ret->nb_prefixes_allocated = 1;
prop_init( reader_props, count, ret->prop, &ret[1] );
ret->prop_count = count;
return ret;
}
static void clear_prefixes( struct prefix *prefixes, ULONG count )
{
ULONG i;
for (i = 0; i < count; i++)
{
heap_free( prefixes[i].str.bytes );
prefixes[i].str.bytes = NULL;
prefixes[i].str.length = 0;
heap_free( prefixes[i].ns.bytes );
prefixes[i].ns.bytes = NULL;
prefixes[i].ns.length = 0;
}
}
static void free_reader( struct reader *reader )
{
if (!reader) return;
destroy_nodes( reader->root );
clear_prefixes( reader->prefixes, reader->nb_prefixes );
heap_free( reader->prefixes );
heap_free( reader );
}
HRESULT copy_node( WS_XML_READER *handle, struct node **node )
{
struct reader *reader = (struct reader *)handle;
return dup_tree( node, reader->current );
}
static HRESULT set_prefix( struct prefix *prefix, const WS_XML_STRING *str, const WS_XML_STRING *ns )
{
if (str)
{
heap_free( prefix->str.bytes );
if (!(prefix->str.bytes = heap_alloc( str->length ))) return E_OUTOFMEMORY;
memcpy( prefix->str.bytes, str->bytes, str->length );
prefix->str.length = str->length;
}
heap_free( prefix->ns.bytes );
if (!(prefix->ns.bytes = heap_alloc( ns->length ))) return E_OUTOFMEMORY;
memcpy( prefix->ns.bytes, ns->bytes, ns->length );
prefix->ns.length = ns->length;
return S_OK;
}
static HRESULT bind_prefix( struct reader *reader, const WS_XML_STRING *prefix, const WS_XML_STRING *ns )
{
ULONG i;
HRESULT hr;
for (i = 0; i < reader->nb_prefixes; i++)
{
if (WsXmlStringEquals( prefix, &reader->prefixes[i].str, NULL ) == S_OK)
return set_prefix( &reader->prefixes[i], NULL, ns );
}
if (i >= reader->nb_prefixes_allocated)
{
ULONG new_size = reader->nb_prefixes_allocated * sizeof(*reader->prefixes) * 2;
struct prefix *tmp = heap_realloc_zero( reader->prefixes, new_size );
if (!tmp) return E_OUTOFMEMORY;
reader->prefixes = tmp;
reader->nb_prefixes_allocated *= 2;
}
if ((hr = set_prefix( &reader->prefixes[i], prefix, ns )) != S_OK) return hr;
reader->nb_prefixes++;
return S_OK;
}
static const WS_XML_STRING *get_namespace( struct reader *reader, const WS_XML_STRING *prefix )
{
ULONG i;
for (i = 0; i < reader->nb_prefixes; i++)
{
if (WsXmlStringEquals( prefix, &reader->prefixes[i].str, NULL ) == S_OK)
return &reader->prefixes[i].ns;
}
return NULL;
}
static void read_insert_eof( struct reader *reader, struct node *eof )
{
if (!reader->root) reader->root = eof;
else
{
eof->parent = reader->root;
list_add_tail( &reader->root->children, &eof->entry );
}
reader->current = reader->last = eof;
}
static void read_insert_bof( struct reader *reader, struct node *bof )
{
reader->root->parent = bof;
list_add_tail( &bof->children, &reader->root->entry );
reader->current = reader->last = reader->root = bof;
}
static void read_insert_node( struct reader *reader, struct node *parent, struct node *node )
{
node->parent = parent;
list_add_before( list_tail( &parent->children ), &node->entry );
reader->current = reader->last = node;
}
static HRESULT read_init_state( struct reader *reader )
{
struct node *node;
destroy_nodes( reader->root );
reader->root = NULL;
reader->input_buf = NULL;
clear_prefixes( reader->prefixes, reader->nb_prefixes );
reader->nb_prefixes = 1;
if (!(node = alloc_node( WS_XML_NODE_TYPE_EOF ))) return E_OUTOFMEMORY;
read_insert_eof( reader, node );
reader->state = READER_STATE_INITIAL;
return S_OK;
}
/**************************************************************************
* WsCreateReader [webservices.@]
*/
HRESULT WINAPI WsCreateReader( const WS_XML_READER_PROPERTY *properties, ULONG count,
WS_XML_READER **handle, WS_ERROR *error )
{
struct reader *reader;
ULONG i, max_depth = 32, max_attrs = 128, max_ns = 32;
WS_CHARSET charset = WS_CHARSET_UTF8;
BOOL read_decl = TRUE;
HRESULT hr;
TRACE( "%p %u %p %p\n", properties, count, handle, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!handle) return E_INVALIDARG;
if (!(reader = alloc_reader())) return E_OUTOFMEMORY;
prop_set( reader->prop, reader->prop_count, WS_XML_READER_PROPERTY_MAX_DEPTH, &max_depth, sizeof(max_depth) );
prop_set( reader->prop, reader->prop_count, WS_XML_READER_PROPERTY_MAX_ATTRIBUTES, &max_attrs, sizeof(max_attrs) );
prop_set( reader->prop, reader->prop_count, WS_XML_READER_PROPERTY_READ_DECLARATION, &read_decl, sizeof(read_decl) );
prop_set( reader->prop, reader->prop_count, WS_XML_READER_PROPERTY_CHARSET, &charset, sizeof(charset) );
prop_set( reader->prop, reader->prop_count, WS_XML_READER_PROPERTY_MAX_NAMESPACES, &max_ns, sizeof(max_ns) );
for (i = 0; i < count; i++)
{
hr = prop_set( reader->prop, reader->prop_count, properties[i].id, properties[i].value,
properties[i].valueSize );
if (hr != S_OK)
{
free_reader( reader );
return hr;
}
}
if ((hr = read_init_state( reader )) != S_OK)
{
free_reader( reader );
return hr;
}
*handle = (WS_XML_READER *)reader;
return S_OK;
}
/**************************************************************************
* WsFreeReader [webservices.@]
*/
void WINAPI WsFreeReader( WS_XML_READER *handle )
{
struct reader *reader = (struct reader *)handle;
TRACE( "%p\n", handle );
free_reader( reader );
}
2015-09-16 11:19:00 +02:00
/**************************************************************************
* WsFillReader [webservices.@]
*/
HRESULT WINAPI WsFillReader( WS_XML_READER *handle, ULONG min_size, const WS_ASYNC_CONTEXT *ctx,
WS_ERROR *error )
{
struct reader *reader = (struct reader *)handle;
TRACE( "%p %u %p %p\n", handle, min_size, ctx, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!reader) return E_INVALIDARG;
/* FIXME: add support for stream input */
reader->read_size = min( min_size, reader->input_size );
reader->read_pos = 0;
return S_OK;
}
/**************************************************************************
* WsGetErrorProperty [webservices.@]
*/
HRESULT WINAPI WsGetErrorProperty( WS_ERROR *handle, WS_ERROR_PROPERTY_ID id, void *buf,
ULONG size )
{
struct error *error = (struct error *)handle;
TRACE( "%p %u %p %u\n", handle, id, buf, size );
return prop_get( error->prop, error->prop_count, id, buf, size );
}
/**************************************************************************
* WsGetErrorString [webservices.@]
*/
HRESULT WINAPI WsGetErrorString( WS_ERROR *handle, ULONG index, WS_STRING *str )
{
FIXME( "%p %u %p: stub\n", handle, index, str );
return E_NOTIMPL;
}
/**************************************************************************
* WsGetHeapProperty [webservices.@]
*/
HRESULT WINAPI WsGetHeapProperty( WS_HEAP *handle, WS_HEAP_PROPERTY_ID id, void *buf,
ULONG size, WS_ERROR *error )
{
struct heap *heap = (struct heap *)handle;
TRACE( "%p %u %p %u %p\n", handle, id, buf, size, error );
if (error) FIXME( "ignoring error parameter\n" );
return prop_get( heap->prop, heap->prop_count, id, buf, size );
}
/**************************************************************************
* WsGetNamespaceFromPrefix [webservices.@]
*/
HRESULT WINAPI WsGetNamespaceFromPrefix( WS_XML_READER *handle, const WS_XML_STRING *prefix,
BOOL required, const WS_XML_STRING **ns, WS_ERROR *error )
{
static const WS_XML_STRING xml = {3, (BYTE *)"xml"};
static const WS_XML_STRING xmlns = {5, (BYTE *)"xmlns"};
static const WS_XML_STRING empty_ns = {0, NULL};
static const WS_XML_STRING xml_ns = {36, (BYTE *)"http://www.w3.org/XML/1998/namespace"};
static const WS_XML_STRING xmlns_ns = {29, (BYTE *)"http://www.w3.org/2000/xmlns/"};
struct reader *reader = (struct reader *)handle;
BOOL found = FALSE;
TRACE( "%p %s %d %p %p\n", handle, debugstr_xmlstr(prefix), required, ns, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!reader || !prefix || !ns) return E_INVALIDARG;
if (reader->state != READER_STATE_STARTELEMENT) return WS_E_INVALID_OPERATION;
if (!prefix->length)
{
*ns = &empty_ns;
found = TRUE;
}
else if (WsXmlStringEquals( prefix, &xml, NULL ) == S_OK)
{
*ns = &xml_ns;
found = TRUE;
}
else if (WsXmlStringEquals( prefix, &xmlns, NULL ) == S_OK)
{
*ns = &xmlns_ns;
found = TRUE;
}
else
{
WS_XML_ELEMENT_NODE *elem = &reader->current->hdr;
ULONG i;
for (i = 0; i < elem->attributeCount; i++)
{
if (!elem->attributes[i]->isXmlNs) continue;
if (WsXmlStringEquals( prefix, elem->attributes[i]->prefix, NULL ) == S_OK)
{
*ns = elem->attributes[i]->ns;
found = TRUE;
break;
}
}
}
if (!found)
{
if (required) return WS_E_INVALID_FORMAT;
*ns = NULL;
return S_FALSE;
}
return S_OK;
}
/**************************************************************************
* WsGetReaderNode [webservices.@]
*/
HRESULT WINAPI WsGetReaderNode( WS_XML_READER *handle, const WS_XML_NODE **node,
WS_ERROR *error )
{
struct reader *reader = (struct reader *)handle;
TRACE( "%p %p %p\n", handle, node, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!reader || !node) return E_INVALIDARG;
*node = &reader->current->hdr.node;
return S_OK;
}
/**************************************************************************
* WsGetReaderProperty [webservices.@]
*/
HRESULT WINAPI WsGetReaderProperty( WS_XML_READER *handle, WS_XML_READER_PROPERTY_ID id,
void *buf, ULONG size, WS_ERROR *error )
{
struct reader *reader = (struct reader *)handle;
TRACE( "%p %u %p %u %p\n", handle, id, buf, size, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!reader->input_type) return WS_E_INVALID_OPERATION;
if (id == WS_XML_READER_PROPERTY_CHARSET)
{
WS_CHARSET charset;
HRESULT hr;
if ((hr = prop_get( reader->prop, reader->prop_count, id, &charset, size )) != S_OK) return hr;
if (!charset) return WS_E_INVALID_FORMAT;
*(WS_CHARSET *)buf = charset;
return S_OK;
}
return prop_get( reader->prop, reader->prop_count, id, buf, size );
}
/**************************************************************************
* WsGetXmlAttribute [webservices.@]
*/
HRESULT WINAPI WsGetXmlAttribute( WS_XML_READER *handle, const WS_XML_STRING *attr,
WS_HEAP *heap, WCHAR **str, ULONG *len, WS_ERROR *error )
{
FIXME( "%p %s %p %p %p %p: stub\n", handle, debugstr_xmlstr(attr), heap, str, len, error );
return E_NOTIMPL;
}
WS_XML_STRING *alloc_xml_string( const unsigned char *data, ULONG len )
{
WS_XML_STRING *ret;
if (!(ret = heap_alloc( sizeof(*ret) + len ))) return NULL;
ret->length = len;
ret->bytes = len ? (BYTE *)(ret + 1) : NULL;
ret->dictionary = NULL;
ret->id = 0;
if (data) memcpy( ret->bytes, data, len );
return ret;
}
WS_XML_UTF8_TEXT *alloc_utf8_text( const unsigned char *data, ULONG len )
{
WS_XML_UTF8_TEXT *ret;
if (!(ret = heap_alloc( sizeof(*ret) + len ))) return NULL;
ret->text.textType = WS_XML_TEXT_TYPE_UTF8;
ret->value.length = len;
ret->value.bytes = len ? (BYTE *)(ret + 1) : NULL;
ret->value.dictionary = NULL;
ret->value.id = 0;
if (data) memcpy( ret->value.bytes, data, len );
return ret;
}
static inline BOOL read_end_of_data( struct reader *reader )
{
return reader->read_pos >= reader->read_size;
}
static inline const unsigned char *read_current_ptr( struct reader *reader )
{
return &reader->read_bufptr[reader->read_pos];
}
/* UTF-8 support based on libs/wine/utf8.c */
/* number of following bytes in sequence based on first byte value (for bytes above 0x7f) */
static const char utf8_length[128] =
{
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x80-0x8f */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x90-0x9f */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0xa0-0xaf */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0xb0-0xbf */
0,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 0xc0-0xcf */
1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 0xd0-0xdf */
2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, /* 0xe0-0xef */
3,3,3,3,3,0,0,0,0,0,0,0,0,0,0,0 /* 0xf0-0xff */
};
/* first byte mask depending on UTF-8 sequence length */
static const unsigned char utf8_mask[4] = { 0x7f, 0x1f, 0x0f, 0x07 };
/* minimum Unicode value depending on UTF-8 sequence length */
static const unsigned int utf8_minval[4] = { 0x0, 0x80, 0x800, 0x10000 };
static inline unsigned int read_utf8_char( struct reader *reader, unsigned int *skip )
{
unsigned int len, res;
unsigned char ch = reader->read_bufptr[reader->read_pos];
const unsigned char *end;
if (reader->read_pos >= reader->read_size) return 0;
if (ch < 0x80)
{
*skip = 1;
return ch;
}
len = utf8_length[ch - 0x80];
if (reader->read_pos + len >= reader->read_size) return 0;
end = reader->read_bufptr + reader->read_pos + len;
res = ch & utf8_mask[len];
switch (len)
{
case 3:
if ((ch = end[-3] ^ 0x80) >= 0x40) break;
res = (res << 6) | ch;
case 2:
if ((ch = end[-2] ^ 0x80) >= 0x40) break;
res = (res << 6) | ch;
case 1:
if ((ch = end[-1] ^ 0x80) >= 0x40) break;
res = (res << 6) | ch;
if (res < utf8_minval[len]) break;
*skip = len + 1;
return res;
}
return 0;
}
static inline void read_skip( struct reader *reader, unsigned int count )
{
if (reader->read_pos + count > reader->read_size) return;
reader->read_pos += count;
}
static inline void read_rewind( struct reader *reader, unsigned int count )
{
reader->read_pos -= count;
}
static inline BOOL read_isnamechar( unsigned int ch )
{
/* FIXME: incomplete */
return (ch >= 'A' && ch <= 'Z') ||
(ch >= 'a' && ch <= 'z') ||
(ch >= '0' && ch <= '9') ||
ch == '_' || ch == '-' || ch == '.' || ch == ':';
}
static inline BOOL read_isspace( unsigned int ch )
{
return ch == ' ' || ch == '\t' || ch == '\r' || ch == '\n';
}
static inline void read_skip_whitespace( struct reader *reader )
{
while (reader->read_pos < reader->read_size && read_isspace( reader->read_bufptr[reader->read_pos] ))
reader->read_pos++;
}
static inline int read_cmp( struct reader *reader, const char *str, int len )
{
const unsigned char *ptr = read_current_ptr( reader );
if (len < 0) len = strlen( str );
if (reader->read_pos + len > reader->read_size) return -1;
while (len--)
{
if (*str != *ptr) return *ptr - *str;
str++; ptr++;
}
return 0;
}
static HRESULT read_xmldecl( struct reader *reader )
{
if (!reader->read_size) return WS_E_INVALID_FORMAT;
if (read_cmp( reader, "<", 1 ) || read_cmp( reader, "<?", 2 ))
{
reader->state = READER_STATE_BOF;
return S_OK;
}
if (read_cmp( reader, "<?xml ", 6 )) return WS_E_INVALID_FORMAT;
read_skip( reader, 6 );
/* FIXME: parse attributes */
while (reader->read_pos < reader->read_size && reader->read_bufptr[reader->read_pos] != '?')
reader->read_pos++;
if (read_cmp( reader, "?>", 2 )) return WS_E_INVALID_FORMAT;
read_skip( reader, 2 );
reader->state = READER_STATE_BOF;
return S_OK;
}
HRESULT append_attribute( WS_XML_ELEMENT_NODE *elem, WS_XML_ATTRIBUTE *attr )
{
if (elem->attributeCount)
{
WS_XML_ATTRIBUTE **tmp;
if (!(tmp = heap_realloc( elem->attributes, (elem->attributeCount + 1) * sizeof(attr) )))
return E_OUTOFMEMORY;
elem->attributes = tmp;
}
else if (!(elem->attributes = heap_alloc( sizeof(attr) ))) return E_OUTOFMEMORY;
elem->attributes[elem->attributeCount++] = attr;
return S_OK;
}
static HRESULT parse_name( const unsigned char *str, unsigned int len,
WS_XML_STRING **prefix, WS_XML_STRING **localname )
{
const unsigned char *name_ptr = str, *prefix_ptr = NULL;
unsigned int i, name_len = len, prefix_len = 0;
for (i = 0; i < len; i++)
{
if (str[i] == ':')
{
prefix_ptr = str;
prefix_len = i;
name_ptr = &str[i + 1];
name_len -= i + 1;
break;
}
}
if (!(*prefix = alloc_xml_string( prefix_ptr, prefix_len ))) return E_OUTOFMEMORY;
if (!(*localname = alloc_xml_string( name_ptr, name_len )))
{
heap_free( *prefix );
return E_OUTOFMEMORY;
}
return S_OK;
}
static int codepoint_to_utf8( int cp, unsigned char *dst )
{
if (!cp)
return -1;
if (cp < 0x80)
{
*dst = cp;
return 1;
}
if (cp < 0x800)
{
dst[1] = 0x80 | (cp & 0x3f);
cp >>= 6;
dst[0] = 0xc0 | cp;
return 2;
}
if ((cp >= 0xd800 && cp <= 0xdfff) || cp == 0xfffe || cp == 0xffff) return -1;
if (cp < 0x10000)
{
dst[2] = 0x80 | (cp & 0x3f);
cp >>= 6;
dst[1] = 0x80 | (cp & 0x3f);
cp >>= 6;
dst[0] = 0xe0 | cp;
return 3;
}
if (cp >= 0x110000) return -1;
dst[3] = 0x80 | (cp & 0x3f);
cp >>= 6;
dst[2] = 0x80 | (cp & 0x3f);
cp >>= 6;
dst[1] = 0x80 | (cp & 0x3f);
cp >>= 6;
dst[0] = 0xf0 | cp;
return 4;
}
static HRESULT decode_text( const unsigned char *str, ULONG len, unsigned char *ret, ULONG *ret_len )
{
const unsigned char *p = str;
unsigned char *q = ret;
*ret_len = 0;
while (len)
{
if (*p == '&')
{
p++; len--;
if (!len) return WS_E_INVALID_FORMAT;
if (len >= 3 && !memcmp( p, "lt;", 3 ))
{
*q++ = '<';
p += 3;
len -= 3;
}
else if (len >= 3 && !memcmp( p, "gt;", 3 ))
{
*q++ = '>';
p += 3;
len -= 3;
}
else if (len >= 5 && !memcmp( p, "quot;", 5 ))
{
*q++ = '"';
p += 5;
len -= 5;
}
else if (len >= 4 && !memcmp( p, "amp;", 4 ))
{
*q++ = '&';
p += 4;
len -= 4;
}
else if (len >= 5 && !memcmp( p, "apos;", 5 ))
{
*q++ = '\'';
p += 5;
len -= 5;
}
else if (*p == '#')
{
ULONG start, nb_digits, i;
int len_utf8, cp = 0;
p++; len--;
if (!len) return WS_E_INVALID_FORMAT;
else if (*p == 'x')
{
p++; len--;
start = len;
while (len && isxdigit( *p )) { p++; len--; };
if (!len) return WS_E_INVALID_FORMAT;
p -= nb_digits = start - len;
if (!nb_digits || nb_digits > 6 || p[nb_digits] != ';') return WS_E_INVALID_FORMAT;
for (i = 0; i < nb_digits; i++)
{
cp *= 16;
if (*p >= '0' && *p <= '9') cp += *p - '0';
else if (*p >= 'a' && *p <= 'f') cp += *p - 'a' + 10;
else cp += *p - 'A' + 10;
p++;
}
}
else if (isdigit( *p ))
{
while (len && *p == '0') { p++; len--; };
if (!len) return WS_E_INVALID_FORMAT;
start = len;
while (len && isdigit( *p )) { p++; len--; };
if (!len) return WS_E_INVALID_FORMAT;
p -= nb_digits = start - len;
if (!nb_digits || nb_digits > 7 || p[nb_digits] != ';') return WS_E_INVALID_FORMAT;
for (i = 0; i < nb_digits; i++)
{
cp *= 10;
cp += *p - '0';
p++;
}
}
else return WS_E_INVALID_FORMAT;
p++; len--;
if ((len_utf8 = codepoint_to_utf8( cp, q )) < 0) return WS_E_INVALID_FORMAT;
*ret_len += len_utf8;
q += len_utf8;
continue;
}
else return WS_E_INVALID_FORMAT;
}
else
{
*q++ = *p++;
len--;
}
*ret_len += 1;
}
return S_OK;
}
static HRESULT read_attribute( struct reader *reader, WS_XML_ATTRIBUTE **ret )
{
static const WS_XML_STRING xmlns = {5, (BYTE *)"xmlns"};
WS_XML_ATTRIBUTE *attr;
WS_XML_UTF8_TEXT *text = NULL;
unsigned int len = 0, ch, skip, quote;
const unsigned char *start;
WS_XML_STRING *prefix, *localname;
HRESULT hr = WS_E_INVALID_FORMAT;
if (!(attr = heap_alloc_zero( sizeof(*attr) ))) return E_OUTOFMEMORY;
start = read_current_ptr( reader );
for (;;)
{
if (!(ch = read_utf8_char( reader, &skip ))) goto error;
if (!read_isnamechar( ch )) break;
read_skip( reader, skip );
len += skip;
}
if (!len) goto error;
if ((hr = parse_name( start, len, &prefix, &localname )) != S_OK) goto error;
hr = E_OUTOFMEMORY;
if (WsXmlStringEquals( prefix, &xmlns, NULL ) == S_OK)
{
heap_free( prefix );
attr->isXmlNs = 1;
if (!(attr->prefix = alloc_xml_string( localname->bytes, localname->length )))
{
heap_free( localname );
goto error;
}
attr->localName = localname;
}
else if (!prefix->length && WsXmlStringEquals( localname, &xmlns, NULL ) == S_OK)
{
attr->isXmlNs = 1;
attr->prefix = prefix;
attr->localName = localname;
}
else
{
attr->prefix = prefix;
attr->localName = localname;
}
hr = WS_E_INVALID_FORMAT;
read_skip_whitespace( reader );
if (read_cmp( reader, "=", 1 )) goto error;
read_skip( reader, 1 );
read_skip_whitespace( reader );
if (read_cmp( reader, "\"", 1 ) && read_cmp( reader, "'", 1 )) goto error;
quote = read_utf8_char( reader, &skip );
read_skip( reader, 1 );
len = 0;
start = read_current_ptr( reader );
for (;;)
{
if (!(ch = read_utf8_char( reader, &skip ))) goto error;
if (ch == quote) break;
read_skip( reader, skip );
len += skip;
}
read_skip( reader, 1 );
hr = E_OUTOFMEMORY;
if (attr->isXmlNs)
{
if (!(attr->ns = alloc_xml_string( start, len ))) goto error;
if ((hr = bind_prefix( reader, attr->prefix, attr->ns )) != S_OK) goto error;
if (!(text = alloc_utf8_text( NULL, 0 ))) goto error;
}
else
{
if (!(text = alloc_utf8_text( NULL, len ))) goto error;
if ((hr = decode_text( start, len, text->value.bytes, &text->value.length )) != S_OK) goto error;
}
attr->value = &text->text;
attr->singleQuote = (quote == '\'');
*ret = attr;
return S_OK;
error:
heap_free( text );
free_attribute( attr );
return hr;
}
static struct node *find_parent( struct reader *reader )
{
if (node_type( reader->current ) == WS_XML_NODE_TYPE_END_ELEMENT)
{
if (is_valid_parent( reader->current->parent->parent )) return reader->current->parent->parent;
return NULL;
}
else if (is_valid_parent( reader->current )) return reader->current;
else if (is_valid_parent( reader->current->parent )) return reader->current->parent;
return NULL;
}
static HRESULT set_namespaces( struct reader *reader, WS_XML_ELEMENT_NODE *elem )
{
static const WS_XML_STRING xml = {3, (BYTE *)"xml"};
const WS_XML_STRING *ns;
ULONG i;
if (!(ns = get_namespace( reader, elem->prefix ))) return WS_E_INVALID_FORMAT;
if (!(elem->ns = alloc_xml_string( ns->bytes, ns->length ))) return E_OUTOFMEMORY;
if (!elem->ns->length) elem->ns->bytes = (BYTE *)(elem->ns + 1); /* quirk */
for (i = 0; i < elem->attributeCount; i++)
{
WS_XML_ATTRIBUTE *attr = elem->attributes[i];
if (attr->isXmlNs || WsXmlStringEquals( attr->prefix, &xml, NULL ) == S_OK) continue;
if (!(ns = get_namespace( reader, attr->prefix ))) return WS_E_INVALID_FORMAT;
if (!(attr->ns = alloc_xml_string( ns->bytes, ns->length ))) return E_OUTOFMEMORY;
}
return S_OK;
}
static HRESULT read_element( struct reader *reader )
{
unsigned int len = 0, ch, skip;
const unsigned char *start;
struct node *node = NULL, *endnode, *parent;
WS_XML_ELEMENT_NODE *elem;
WS_XML_ATTRIBUTE *attr = NULL;
HRESULT hr = WS_E_INVALID_FORMAT;
if (read_end_of_data( reader ))
{
reader->current = LIST_ENTRY( list_tail( &reader->root->children ), struct node, entry );
reader->last = reader->current;
reader->state = READER_STATE_EOF;
return S_OK;
}
if (read_cmp( reader, "<", 1 )) goto error;
read_skip( reader, 1 );
if (!read_isnamechar( read_utf8_char( reader, &skip )))
{
read_rewind( reader, 1 );
goto error;
}
start = read_current_ptr( reader );
for (;;)
{
if (!(ch = read_utf8_char( reader, &skip ))) goto error;
if (!read_isnamechar( ch )) break;
read_skip( reader, skip );
len += skip;
}
if (!len) goto error;
if (!(parent = find_parent( reader ))) goto error;
hr = E_OUTOFMEMORY;
if (!(node = alloc_node( WS_XML_NODE_TYPE_ELEMENT ))) goto error;
if (!(endnode = alloc_node( WS_XML_NODE_TYPE_END_ELEMENT ))) goto error;
list_add_tail( &node->children, &endnode->entry );
endnode->parent = node;
elem = (WS_XML_ELEMENT_NODE *)node;
if ((hr = parse_name( start, len, &elem->prefix, &elem->localName )) != S_OK) goto error;
reader->current_attr = 0;
for (;;)
{
read_skip_whitespace( reader );
if (!read_cmp( reader, ">", 1 ) || !read_cmp( reader, "/>", 2 )) break;
if ((hr = read_attribute( reader, &attr )) != S_OK) goto error;
if ((hr = append_attribute( elem, attr )) != S_OK)
{
free_attribute( attr );
goto error;
}
reader->current_attr++;
}
if ((hr = set_namespaces( reader, elem )) != S_OK) goto error;
read_insert_node( reader, parent, node );
reader->state = READER_STATE_STARTELEMENT;
return S_OK;
error:
destroy_nodes( node );
return hr;
}
static HRESULT read_text( struct reader *reader )
{
unsigned int len = 0, ch, skip;
const unsigned char *start;
struct node *node, *parent;
WS_XML_TEXT_NODE *text;
WS_XML_UTF8_TEXT *utf8;
HRESULT hr;
start = read_current_ptr( reader );
for (;;)
{
if (read_end_of_data( reader )) break;
if (!(ch = read_utf8_char( reader, &skip ))) return WS_E_INVALID_FORMAT;
if (ch == '<') break;
read_skip( reader, skip );
len += skip;
}
if (!(parent = find_parent( reader ))) return WS_E_INVALID_FORMAT;
if (!(node = alloc_node( WS_XML_NODE_TYPE_TEXT ))) return E_OUTOFMEMORY;
text = (WS_XML_TEXT_NODE *)node;
if (!(utf8 = alloc_utf8_text( NULL, len )))
{
heap_free( node );
return E_OUTOFMEMORY;
}
if ((hr = decode_text( start, len, utf8->value.bytes, &utf8->value.length )) != S_OK)
{
heap_free( utf8 );
heap_free( node );
return hr;
}
text->text = &utf8->text;
read_insert_node( reader, parent, node );
reader->state = READER_STATE_TEXT;
return S_OK;
}
static HRESULT read_node( struct reader * );
static HRESULT read_startelement( struct reader *reader )
{
read_skip_whitespace( reader );
if (!read_cmp( reader, "/>", 2 ))
{
read_skip( reader, 2 );
reader->current = LIST_ENTRY( list_tail( &reader->current->children ), struct node, entry );
reader->last = reader->current;
reader->state = READER_STATE_ENDELEMENT;
return S_OK;
}
else if (!read_cmp( reader, ">", 1 ))
{
read_skip( reader, 1 );
return read_node( reader );
}
return WS_E_INVALID_FORMAT;
}
static HRESULT read_to_startelement( struct reader *reader, BOOL *found )
{
HRESULT hr;
switch (reader->state)
{
case READER_STATE_INITIAL:
if ((hr = read_xmldecl( reader )) != S_OK) return hr;
break;
case READER_STATE_STARTELEMENT:
if (found) *found = TRUE;
return S_OK;
default:
break;
}
read_skip_whitespace( reader );
if ((hr = read_element( reader )) == S_OK && found)
{
if (reader->state == READER_STATE_STARTELEMENT)
*found = TRUE;
else
*found = FALSE;
}
return hr;
}
static int cmp_name( const unsigned char *name1, ULONG len1, const unsigned char *name2, ULONG len2 )
{
ULONG i;
if (len1 != len2) return 1;
for (i = 0; i < len1; i++) { if (toupper( name1[i] ) != toupper( name2[i] )) return 1; }
return 0;
}
static struct node *read_find_startelement( struct reader *reader, const WS_XML_STRING *prefix,
const WS_XML_STRING *localname )
{
struct node *parent;
const WS_XML_STRING *str;
for (parent = reader->current; parent; parent = parent->parent)
{
if (node_type( parent ) == WS_XML_NODE_TYPE_ELEMENT)
{
str = parent->hdr.prefix;
if (cmp_name( str->bytes, str->length, prefix->bytes, prefix->length )) continue;
str = parent->hdr.localName;
if (cmp_name( str->bytes, str->length, localname->bytes, localname->length )) continue;
return parent;
}
}
return NULL;
}
static HRESULT read_endelement( struct reader *reader )
{
struct node *parent;
unsigned int len = 0, ch, skip;
const unsigned char *start;
WS_XML_STRING *prefix, *localname;
HRESULT hr;
if (reader->state == READER_STATE_EOF) return WS_E_INVALID_FORMAT;
if (read_end_of_data( reader ))
{
reader->current = LIST_ENTRY( list_tail( &reader->root->children ), struct node, entry );
reader->last = reader->current;
reader->state = READER_STATE_EOF;
return S_OK;
}
if (read_cmp( reader, "</", 2 )) return WS_E_INVALID_FORMAT;
read_skip( reader, 2 );
start = read_current_ptr( reader );
for (;;)
{
if (!(ch = read_utf8_char( reader, &skip ))) return WS_E_INVALID_FORMAT;
if (ch == '>')
{
read_skip( reader, 1 );
break;
}
if (!read_isnamechar( ch )) return WS_E_INVALID_FORMAT;
read_skip( reader, skip );
len += skip;
}
if ((hr = parse_name( start, len, &prefix, &localname )) != S_OK) return hr;
parent = read_find_startelement( reader, prefix, localname );
heap_free( prefix );
heap_free( localname );
if (!parent) return WS_E_INVALID_FORMAT;
reader->current = LIST_ENTRY( list_tail( &parent->children ), struct node, entry );
reader->last = reader->current;
reader->state = READER_STATE_ENDELEMENT;
return S_OK;
}
static HRESULT read_comment( struct reader *reader )
{
unsigned int len = 0, ch, skip;
const unsigned char *start;
struct node *node, *parent;
WS_XML_COMMENT_NODE *comment;
if (read_cmp( reader, "<!--", 4 )) return WS_E_INVALID_FORMAT;
read_skip( reader, 4 );
start = read_current_ptr( reader );
for (;;)
{
if (!read_cmp( reader, "-->", 3 ))
{
read_skip( reader, 3 );
break;
}
if (!(ch = read_utf8_char( reader, &skip ))) return WS_E_INVALID_FORMAT;
read_skip( reader, skip );
len += skip;
}
if (!(parent = find_parent( reader ))) return WS_E_INVALID_FORMAT;
if (!(node = alloc_node( WS_XML_NODE_TYPE_COMMENT ))) return E_OUTOFMEMORY;
comment = (WS_XML_COMMENT_NODE *)node;
if (!(comment->value.bytes = heap_alloc( len )))
{
heap_free( node );
return E_OUTOFMEMORY;
}
memcpy( comment->value.bytes, start, len );
comment->value.length = len;
read_insert_node( reader, parent, node );
reader->state = READER_STATE_COMMENT;
return S_OK;
}
static HRESULT read_startcdata( struct reader *reader )
{
struct node *node, *endnode, *parent;
if (read_cmp( reader, "<![CDATA[", 9 )) return WS_E_INVALID_FORMAT;
read_skip( reader, 9 );
if (!(parent = find_parent( reader ))) return WS_E_INVALID_FORMAT;
if (!(node = alloc_node( WS_XML_NODE_TYPE_CDATA ))) return E_OUTOFMEMORY;
if (!(endnode = alloc_node( WS_XML_NODE_TYPE_END_CDATA )))
{
heap_free( node );
return E_OUTOFMEMORY;
}
list_add_tail( &node->children, &endnode->entry );
endnode->parent = node;
read_insert_node( reader, parent, node );
reader->state = READER_STATE_STARTCDATA;
return S_OK;
}
static HRESULT read_cdata( struct reader *reader )
{
unsigned int len = 0, ch, skip;
const unsigned char *start;
struct node *node;
WS_XML_TEXT_NODE *text;
WS_XML_UTF8_TEXT *utf8;
start = read_current_ptr( reader );
for (;;)
{
if (!read_cmp( reader, "]]>", 3 )) break;
if (!(ch = read_utf8_char( reader, &skip ))) return WS_E_INVALID_FORMAT;
read_skip( reader, skip );
len += skip;
}
if (!(node = alloc_node( WS_XML_NODE_TYPE_TEXT ))) return E_OUTOFMEMORY;
text = (WS_XML_TEXT_NODE *)node;
if (!(utf8 = alloc_utf8_text( start, len )))
{
heap_free( node );
return E_OUTOFMEMORY;
}
text->text = &utf8->text;
read_insert_node( reader, reader->current, node );
reader->state = READER_STATE_CDATA;
return S_OK;
}
static HRESULT read_endcdata( struct reader *reader )
{
struct node *parent;
if (read_cmp( reader, "]]>", 3 )) return WS_E_INVALID_FORMAT;
read_skip( reader, 3 );
if (node_type( reader->current ) == WS_XML_NODE_TYPE_TEXT) parent = reader->current->parent;
else parent = reader->current;
reader->current = LIST_ENTRY( list_tail( &parent->children ), struct node, entry );
reader->last = reader->current;
reader->state = READER_STATE_ENDCDATA;
return S_OK;
}
static HRESULT read_node( struct reader *reader )
{
HRESULT hr;
for (;;)
{
if (read_end_of_data( reader ))
{
reader->current = LIST_ENTRY( list_tail( &reader->root->children ), struct node, entry );
reader->last = reader->current;
reader->state = READER_STATE_EOF;
return S_OK;
}
if (reader->state == READER_STATE_STARTCDATA) return read_cdata( reader );
else if (reader->state == READER_STATE_CDATA) return read_endcdata( reader );
else if (!read_cmp( reader, "<?", 2 ))
{
hr = read_xmldecl( reader );
if (FAILED( hr )) return hr;
}
else if (!read_cmp( reader, "</", 2 )) return read_endelement( reader );
else if (!read_cmp( reader, "<![CDATA[", 9 )) return read_startcdata( reader );
else if (!read_cmp( reader, "<!--", 4 )) return read_comment( reader );
else if (!read_cmp( reader, "<", 1 )) return read_element( reader );
else if (!read_cmp( reader, "/>", 2 ) || !read_cmp( reader, ">", 1 )) return read_startelement( reader );
else return read_text( reader );
}
}
/**************************************************************************
* WsReadEndElement [webservices.@]
*/
HRESULT WINAPI WsReadEndElement( WS_XML_READER *handle, WS_ERROR *error )
{
struct reader *reader = (struct reader *)handle;
TRACE( "%p %p\n", handle, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!reader) return E_INVALIDARG;
return read_endelement( reader );
}
/**************************************************************************
* WsReadNode [webservices.@]
*/
HRESULT WINAPI WsReadNode( WS_XML_READER *handle, WS_ERROR *error )
{
struct reader *reader = (struct reader *)handle;
TRACE( "%p %p\n", handle, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!reader) return E_INVALIDARG;
return read_node( reader );
}
/**************************************************************************
* WsReadStartElement [webservices.@]
*/
HRESULT WINAPI WsReadStartElement( WS_XML_READER *handle, WS_ERROR *error )
{
struct reader *reader = (struct reader *)handle;
TRACE( "%p %p\n", handle, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!reader) return E_INVALIDARG;
return read_startelement( reader );
}
/**************************************************************************
* WsReadToStartElement [webservices.@]
*/
HRESULT WINAPI WsReadToStartElement( WS_XML_READER *handle, const WS_XML_STRING *localname,
const WS_XML_STRING *ns, BOOL *found, WS_ERROR *error )
{
struct reader *reader = (struct reader *)handle;
TRACE( "%p %s %s %p %p\n", handle, debugstr_xmlstr(localname), debugstr_xmlstr(ns), found, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!reader) return E_INVALIDARG;
if (localname || ns) FIXME( "name and/or namespace not verified\n" );
return read_to_startelement( reader, found );
}
BOOL move_to_root_element( struct node *root, struct node **current )
{
struct list *ptr;
struct node *node;
if (!(ptr = list_head( &root->children ))) return FALSE;
node = LIST_ENTRY( ptr, struct node, entry );
if (node_type( node ) == WS_XML_NODE_TYPE_ELEMENT)
{
*current = node;
return TRUE;
}
while ((ptr = list_next( &root->children, &node->entry )))
{
struct node *next = LIST_ENTRY( ptr, struct node, entry );
if (node_type( next ) == WS_XML_NODE_TYPE_ELEMENT)
{
*current = next;
return TRUE;
}
node = next;
}
return FALSE;
}
BOOL move_to_next_element( struct node **current )
{
struct list *ptr;
struct node *node = *current, *parent = (*current)->parent;
if (!parent) return FALSE;
while ((ptr = list_next( &parent->children, &node->entry )))
{
struct node *next = LIST_ENTRY( ptr, struct node, entry );
if (node_type( next ) == WS_XML_NODE_TYPE_ELEMENT)
{
*current = next;
return TRUE;
}
node = next;
}
return FALSE;
}
BOOL move_to_prev_element( struct node **current )
{
struct list *ptr;
struct node *node = *current, *parent = (*current)->parent;
if (!parent) return FALSE;
while ((ptr = list_prev( &parent->children, &node->entry )))
{
struct node *prev = LIST_ENTRY( ptr, struct node, entry );
if (node_type( prev ) == WS_XML_NODE_TYPE_ELEMENT)
{
*current = prev;
return TRUE;
}
node = prev;
}
return FALSE;
}
BOOL move_to_child_element( struct node **current )
{
struct list *ptr;
struct node *child, *node = *current;
if (!(ptr = list_head( &node->children ))) return FALSE;
child = LIST_ENTRY( ptr, struct node, entry );
if (node_type( child ) == WS_XML_NODE_TYPE_ELEMENT)
{
*current = child;
return TRUE;
}
while ((ptr = list_next( &node->children, &child->entry )))
{
struct node *next = LIST_ENTRY( ptr, struct node, entry );
if (node_type( next ) == WS_XML_NODE_TYPE_ELEMENT)
{
*current = next;
return TRUE;
}
child = next;
}
return FALSE;
}
BOOL move_to_end_element( struct node **current )
{
struct list *ptr;
struct node *node = *current;
if (node_type( node ) != WS_XML_NODE_TYPE_ELEMENT) return FALSE;
if ((ptr = list_tail( &node->children )))
{
struct node *tail = LIST_ENTRY( ptr, struct node, entry );
if (node_type( tail ) == WS_XML_NODE_TYPE_END_ELEMENT)
{
*current = tail;
return TRUE;
}
}
return FALSE;
}
BOOL move_to_parent_element( struct node **current )
{
struct node *parent = (*current)->parent;
if (parent && (node_type( parent ) == WS_XML_NODE_TYPE_ELEMENT ||
node_type( parent ) == WS_XML_NODE_TYPE_BOF))
{
*current = parent;
return TRUE;
}
return FALSE;
}
BOOL move_to_first_node( struct node **current )
{
struct list *ptr;
struct node *node = *current;
if ((ptr = list_head( &node->parent->children )))
{
*current = LIST_ENTRY( ptr, struct node, entry );
return TRUE;
}
return FALSE;
}
BOOL move_to_next_node( struct node **current )
{
struct list *ptr;
struct node *node = *current;
if ((ptr = list_next( &node->parent->children, &node->entry )))
{
*current = LIST_ENTRY( ptr, struct node, entry );
return TRUE;
}
return FALSE;
}
BOOL move_to_prev_node( struct node **current )
{
struct list *ptr;
struct node *node = *current;
if ((ptr = list_prev( &node->parent->children, &node->entry )))
{
*current = LIST_ENTRY( ptr, struct node, entry );
return TRUE;
}
return FALSE;
}
BOOL move_to_bof( struct node *root, struct node **current )
{
*current = root;
return TRUE;
}
BOOL move_to_eof( struct node *root, struct node **current )
{
struct list *ptr;
if ((ptr = list_tail( &root->children )))
{
*current = LIST_ENTRY( ptr, struct node, entry );
return TRUE;
}
return FALSE;
}
BOOL move_to_child_node( struct node **current )
{
struct list *ptr;
struct node *node = *current;
if ((ptr = list_head( &node->children )))
{
*current = LIST_ENTRY( ptr, struct node, entry );
return TRUE;
}
return FALSE;
}
BOOL move_to_parent_node( struct node **current )
{
struct node *parent = (*current)->parent;
if (!parent) return FALSE;
*current = parent;
return TRUE;
}
static HRESULT read_move_to( struct reader *reader, WS_MOVE_TO move, BOOL *found )
{
BOOL success = FALSE;
HRESULT hr = S_OK;
if (!read_end_of_data( reader ))
{
while (reader->state != READER_STATE_EOF && (hr = read_node( reader )) == S_OK) { /* nothing */ };
if (hr != S_OK) return hr;
}
switch (move)
{
case WS_MOVE_TO_ROOT_ELEMENT:
success = move_to_root_element( reader->root, &reader->current );
break;
case WS_MOVE_TO_NEXT_ELEMENT:
success = move_to_next_element( &reader->current );
break;
case WS_MOVE_TO_PREVIOUS_ELEMENT:
success = move_to_prev_element( &reader->current );
break;
case WS_MOVE_TO_CHILD_ELEMENT:
success = move_to_child_element( &reader->current );
break;
case WS_MOVE_TO_END_ELEMENT:
success = move_to_end_element( &reader->current );
break;
case WS_MOVE_TO_PARENT_ELEMENT:
success = move_to_parent_element( &reader->current );
break;
case WS_MOVE_TO_FIRST_NODE:
success = move_to_first_node( &reader->current );
break;
case WS_MOVE_TO_NEXT_NODE:
success = move_to_next_node( &reader->current );
break;
case WS_MOVE_TO_PREVIOUS_NODE:
success = move_to_prev_node( &reader->current );
break;
case WS_MOVE_TO_CHILD_NODE:
success = move_to_child_node( &reader->current );
break;
case WS_MOVE_TO_BOF:
success = move_to_bof( reader->root, &reader->current );
break;
case WS_MOVE_TO_EOF:
success = move_to_eof( reader->root, &reader->current );
break;
default:
FIXME( "unhandled move %u\n", move );
return E_NOTIMPL;
}
if (found)
{
*found = success;
return S_OK;
}
return success ? S_OK : WS_E_INVALID_FORMAT;
}
/**************************************************************************
* WsMoveReader [webservices.@]
*/
HRESULT WINAPI WsMoveReader( WS_XML_READER *handle, WS_MOVE_TO move, BOOL *found, WS_ERROR *error )
{
struct reader *reader = (struct reader *)handle;
TRACE( "%p %u %p %p\n", handle, move, found, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!reader) return E_INVALIDARG;
if (!reader->input_type) return WS_E_INVALID_OPERATION;
return read_move_to( reader, move, found );
}
/**************************************************************************
* WsReadStartAttribute [webservices.@]
*/
HRESULT WINAPI WsReadStartAttribute( WS_XML_READER *handle, ULONG index, WS_ERROR *error )
{
struct reader *reader = (struct reader *)handle;
WS_XML_ELEMENT_NODE *elem;
TRACE( "%p %u %p\n", handle, index, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!reader) return E_INVALIDARG;
elem = &reader->current->hdr;
if (reader->state != READER_STATE_STARTELEMENT || index >= elem->attributeCount)
return WS_E_INVALID_FORMAT;
reader->current_attr = index;
reader->state = READER_STATE_STARTATTRIBUTE;
return S_OK;
}
/**************************************************************************
* WsReadEndAttribute [webservices.@]
*/
HRESULT WINAPI WsReadEndAttribute( WS_XML_READER *handle, WS_ERROR *error )
{
struct reader *reader = (struct reader *)handle;
TRACE( "%p %p\n", handle, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!reader) return E_INVALIDARG;
if (reader->state != READER_STATE_STARTATTRIBUTE)
return WS_E_INVALID_FORMAT;
reader->state = READER_STATE_STARTELEMENT;
return S_OK;
}
static WCHAR *xmltext_to_widechar( WS_HEAP *heap, const WS_XML_TEXT *text )
{
WCHAR *ret;
switch (text->textType)
{
case WS_XML_TEXT_TYPE_UTF8:
{
const WS_XML_UTF8_TEXT *utf8 = (const WS_XML_UTF8_TEXT *)text;
int len = MultiByteToWideChar( CP_UTF8, 0, (char *)utf8->value.bytes, utf8->value.length, NULL, 0 );
if (!(ret = ws_alloc( heap, (len + 1) * sizeof(WCHAR) ))) return NULL;
MultiByteToWideChar( CP_UTF8, 0, (char *)utf8->value.bytes, utf8->value.length, ret, len );
ret[len] = 0;
break;
}
default:
FIXME( "unhandled type %u\n", text->textType );
return NULL;
}
return ret;
}
#define MAX_INT8 0x7f
#define MIN_INT8 (-MAX_INT8 - 1)
#define MAX_INT16 0x7fff
#define MIN_INT16 (-MAX_INT16 - 1)
#define MAX_INT32 0x7fffffff
#define MIN_INT32 (-MAX_INT32 - 1)
#define MAX_INT64 (((INT64)0x7fffffff << 32) | 0xffffffff)
#define MIN_INT64 (-MAX_INT64 - 1)
#define MAX_UINT8 0xff
#define MAX_UINT16 0xffff
#define MAX_UINT32 0xffffffff
#define MAX_UINT64 (((UINT64)0xffffffff << 32) | 0xffffffff)
static HRESULT str_to_int64( const unsigned char *str, ULONG len, INT64 min, INT64 max, INT64 *ret )
{
BOOL negative = FALSE;
const unsigned char *ptr = str;
*ret = 0;
while (len && read_isspace( *ptr )) { ptr++; len--; }
while (len && read_isspace( ptr[len - 1] )) { len--; }
if (!len) return WS_E_INVALID_FORMAT;
if (*ptr == '-')
{
negative = TRUE;
ptr++;
len--;
}
if (!len) return WS_E_INVALID_FORMAT;
while (len--)
{
int val;
if (!isdigit( *ptr )) return WS_E_INVALID_FORMAT;
val = *ptr - '0';
if (negative) val = -val;
if ((!negative && (*ret > max / 10 || *ret * 10 > max - val)) ||
(negative && (*ret < min / 10 || *ret * 10 < min - val)))
{
return WS_E_NUMERIC_OVERFLOW;
}
*ret = *ret * 10 + val;
ptr++;
}
return S_OK;
}
static HRESULT str_to_uint64( const unsigned char *str, ULONG len, UINT64 max, UINT64 *ret )
{
const unsigned char *ptr = str;
*ret = 0;
while (len && read_isspace( *ptr )) { ptr++; len--; }
while (len && read_isspace( ptr[len - 1] )) { len--; }
if (!len) return WS_E_INVALID_FORMAT;
while (len--)
{
unsigned int val;
if (!isdigit( *ptr )) return WS_E_INVALID_FORMAT;
val = *ptr - '0';
if ((*ret > max / 10 || *ret * 10 > max - val)) return WS_E_NUMERIC_OVERFLOW;
*ret = *ret * 10 + val;
ptr++;
}
return S_OK;
}
#if defined(__i386__) || defined(__x86_64__)
#define RC_DOWN 0x100;
BOOL set_fp_rounding( unsigned short *save )
{
#ifdef __GNUC__
unsigned short fpword;
__asm__ __volatile__( "fstcw %0" : "=m" (fpword) );
*save = fpword;
fpword |= RC_DOWN;
__asm__ __volatile__( "fldcw %0" : : "m" (fpword) );
return TRUE;
#else
FIXME( "not implemented\n" );
return FALSE;
#endif
}
void restore_fp_rounding( unsigned short fpword )
{
#ifdef __GNUC__
__asm__ __volatile__( "fldcw %0" : : "m" (fpword) );
#else
FIXME( "not implemented\n" );
#endif
}
#else
BOOL set_fp_rounding( unsigned short *save )
{
FIXME( "not implemented\n" );
return FALSE;
}
void restore_fp_rounding( unsigned short fpword )
{
FIXME( "not implemented\n" );
}
#endif
static HRESULT str_to_double( const unsigned char *str, ULONG len, double *ret )
{
static const unsigned __int64 nan = 0xfff8000000000000;
static const unsigned __int64 inf = 0x7ff0000000000000;
static const unsigned __int64 inf_min = 0xfff0000000000000;
HRESULT hr = WS_E_INVALID_FORMAT;
const unsigned char *p = str, *q;
int sign = 1, exp_sign = 1, exp = 0, exp_tmp = 0, neg_exp, i, nb_digits, have_digits;
unsigned __int64 val = 0, tmp;
long double exp_val = 1.0, exp_mul = 10.0;
unsigned short fpword;
while (len && read_isspace( *p )) { p++; len--; }
while (len && read_isspace( p[len - 1] )) { len--; }
if (!len) return WS_E_INVALID_FORMAT;
if (len == 3 && !memcmp( p, "NaN", 3 ))
{
*(unsigned __int64 *)ret = nan;
return S_OK;
}
else if (len == 3 && !memcmp( p, "INF", 3 ))
{
*(unsigned __int64 *)ret = inf;
return S_OK;
}
else if (len == 4 && !memcmp( p, "-INF", 4 ))
{
*(unsigned __int64 *)ret = inf_min;
return S_OK;
}
*ret = 0.0;
if (*p == '-')
{
sign = -1;
p++; len--;
}
else if (*p == '+') { p++; len--; };
if (!len) return S_OK;
if (!set_fp_rounding( &fpword )) return E_NOTIMPL;
q = p;
while (len && isdigit( *q )) { q++; len--; }
have_digits = nb_digits = q - p;
for (i = 0; i < nb_digits; i++)
{
tmp = val * 10 + p[i] - '0';
if (val > MAX_UINT64 / 10 || tmp < val)
{
for (; i < nb_digits; i++) exp++;
break;
}
val = tmp;
}
if (len)
{
if (*q == '.')
{
p = ++q; len--;
while (len && isdigit( *q )) { q++; len--; };
have_digits |= nb_digits = q - p;
for (i = 0; i < nb_digits; i++)
{
tmp = val * 10 + p[i] - '0';
if (val > MAX_UINT64 / 10 || tmp < val) break;
val = tmp;
exp--;
}
}
if (len > 1 && tolower(*q) == 'e')
{
if (!have_digits) goto done;
p = ++q; len--;
if (*p == '-')
{
exp_sign = -1;
p++; len--;
}
else if (*p == '+') { p++; len--; };
q = p;
while (len && isdigit( *q )) { q++; len--; };
nb_digits = q - p;
if (!nb_digits || len) goto done;
for (i = 0; i < nb_digits; i++)
{
if (exp_tmp > MAX_INT32 / 10 || (exp_tmp = exp_tmp * 10 + p[i] - '0') < 0)
exp_tmp = MAX_INT32;
}
exp_tmp *= exp_sign;
if (exp < 0 && exp_tmp < 0 && exp + exp_tmp >= 0) exp = MIN_INT32;
else if (exp > 0 && exp_tmp > 0 && exp + exp_tmp < 0) exp = MAX_INT32;
else exp += exp_tmp;
}
}
if (!have_digits || len) goto done;
if ((neg_exp = exp < 0)) exp = -exp;
for (; exp; exp >>= 1)
{
if (exp & 1) exp_val *= exp_mul;
exp_mul *= exp_mul;
}
*ret = sign * (neg_exp ? val / exp_val : val * exp_val);
hr = S_OK;
done:
restore_fp_rounding( fpword );
return hr;
}
static HRESULT str_to_guid( const unsigned char *str, ULONG len, GUID *ret )
{
static const unsigned char hex[] =
{
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x00 */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x10 */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x20 */
0,1,2,3,4,5,6,7,8,9,0,0,0,0,0,0, /* 0x30 */
0,10,11,12,13,14,15,0,0,0,0,0,0,0,0,0, /* 0x40 */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x50 */
0,10,11,12,13,14,15 /* 0x60 */
};
const unsigned char *p = str;
ULONG i;
while (len && read_isspace( *p )) { p++; len--; }
while (len && read_isspace( p[len - 1] )) { len--; }
if (len != 36) return WS_E_INVALID_FORMAT;
if (p[8] != '-' || p[13] != '-' || p[18] != '-' || p[23] != '-')
return WS_E_INVALID_FORMAT;
for (i = 0; i < 36; i++)
{
if (i == 8 || i == 13 || i == 18 || i == 23) continue;
if (p[i] > 'f' || (!hex[p[i]] && p[i] != '0')) return WS_E_INVALID_FORMAT;
}
ret->Data1 = hex[p[0]] << 28 | hex[p[1]] << 24 | hex[p[2]] << 20 | hex[p[3]] << 16 |
hex[p[4]] << 12 | hex[p[5]] << 8 | hex[p[6]] << 4 | hex[p[7]];
ret->Data2 = hex[p[9]] << 12 | hex[p[10]] << 8 | hex[p[11]] << 4 | hex[p[12]];
ret->Data3 = hex[p[14]] << 12 | hex[p[15]] << 8 | hex[p[16]] << 4 | hex[p[17]];
ret->Data4[0] = hex[p[19]] << 4 | hex[p[20]];
ret->Data4[1] = hex[p[21]] << 4 | hex[p[22]];
ret->Data4[2] = hex[p[24]] << 4 | hex[p[25]];
ret->Data4[3] = hex[p[26]] << 4 | hex[p[27]];
ret->Data4[4] = hex[p[28]] << 4 | hex[p[29]];
ret->Data4[5] = hex[p[30]] << 4 | hex[p[31]];
ret->Data4[6] = hex[p[32]] << 4 | hex[p[33]];
ret->Data4[7] = hex[p[34]] << 4 | hex[p[35]];
return S_OK;
}
static inline unsigned char decode_char( unsigned char c )
{
if (c >= 'A' && c <= 'Z') return c - 'A';
if (c >= 'a' && c <= 'z') return c - 'a' + 26;
if (c >= '0' && c <= '9') return c - '0' + 52;
if (c == '+') return 62;
if (c == '/') return 63;
return 64;
}
static ULONG decode_base64( const unsigned char *base64, ULONG len, unsigned char *buf )
{
ULONG i = 0;
unsigned char c0, c1, c2, c3;
const unsigned char *p = base64;
while (len > 4)
{
if ((c0 = decode_char( p[0] )) > 63) return 0;
if ((c1 = decode_char( p[1] )) > 63) return 0;
if ((c2 = decode_char( p[2] )) > 63) return 0;
if ((c3 = decode_char( p[3] )) > 63) return 0;
buf[i + 0] = (c0 << 2) | (c1 >> 4);
buf[i + 1] = (c1 << 4) | (c2 >> 2);
buf[i + 2] = (c2 << 6) | c3;
len -= 4;
i += 3;
p += 4;
}
if (p[2] == '=')
{
if ((c0 = decode_char( p[0] )) > 63) return 0;
if ((c1 = decode_char( p[1] )) > 63) return 0;
buf[i] = (c0 << 2) | (c1 >> 4);
i++;
}
else if (p[3] == '=')
{
if ((c0 = decode_char( p[0] )) > 63) return 0;
if ((c1 = decode_char( p[1] )) > 63) return 0;
if ((c2 = decode_char( p[2] )) > 63) return 0;
buf[i + 0] = (c0 << 2) | (c1 >> 4);
buf[i + 1] = (c1 << 4) | (c2 >> 2);
i += 2;
}
else
{
if ((c0 = decode_char( p[0] )) > 63) return 0;
if ((c1 = decode_char( p[1] )) > 63) return 0;
if ((c2 = decode_char( p[2] )) > 63) return 0;
if ((c3 = decode_char( p[3] )) > 63) return 0;
buf[i + 0] = (c0 << 2) | (c1 >> 4);
buf[i + 1] = (c1 << 4) | (c2 >> 2);
buf[i + 2] = (c2 << 6) | c3;
i += 3;
}
return i;
}
static HRESULT str_to_bytes( const unsigned char *str, ULONG len, WS_HEAP *heap, WS_BYTES *ret )
{
const unsigned char *p = str;
while (len && read_isspace( *p )) { p++; len--; }
while (len && read_isspace( p[len - 1] )) { len--; }
if (len % 4) return WS_E_INVALID_FORMAT;
if (!(ret->bytes = ws_alloc( heap, len * 3 / 4 ))) return WS_E_QUOTA_EXCEEDED;
ret->length = decode_base64( p, len, ret->bytes );
return S_OK;
}
static const int month_offsets[2][12] =
{
{0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334},
{0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335}
};
static inline int valid_day( int year, int month, int day )
{
return day > 0 && day <= month_days[leap_year( year )][month - 1];
}
static inline int leap_days_before( int year )
{
return (year - 1) / 4 - (year - 1) / 100 + (year - 1) / 400;
}
static HRESULT str_to_datetime( const unsigned char *bytes, ULONG len, WS_DATETIME *ret )
{
const unsigned char *p = bytes, *q;
int year, month, day, hour, min, sec, sec_frac = 0, tz_hour, tz_min, tz_neg;
while (len && read_isspace( *p )) { p++; len--; }
while (len && read_isspace( p[len - 1] )) { len--; }
q = p;
while (len && isdigit( *q )) { q++; len--; };
if (q - p != 4 || !len || *q != '-') return WS_E_INVALID_FORMAT;
year = (p[0] - '0') * 1000 + (p[1] - '0') * 100 + (p[2] - '0') * 10 + p[3] - '0';
if (year < 1) return WS_E_INVALID_FORMAT;
p = ++q; len--;
while (len && isdigit( *q )) { q++; len--; };
if (q - p != 2 || !len || *q != '-') return WS_E_INVALID_FORMAT;
month = (p[0] - '0') * 10 + p[1] - '0';
if (month < 1 || month > 12) return WS_E_INVALID_FORMAT;
p = ++q; len--;
while (len && isdigit( *q )) { q++; len--; };
if (q - p != 2 || !len || *q != 'T') return WS_E_INVALID_FORMAT;
day = (p[0] - '0') * 10 + p[1] - '0';
if (!valid_day( year, month, day )) return WS_E_INVALID_FORMAT;
p = ++q; len--;
while (len && isdigit( *q )) { q++; len--; };
if (q - p != 2 || !len || *q != ':') return WS_E_INVALID_FORMAT;
hour = (p[0] - '0') * 10 + p[1] - '0';
if (hour > 24) return WS_E_INVALID_FORMAT;
p = ++q; len--;
while (len && isdigit( *q )) { q++; len--; };
if (q - p != 2 || !len || *q != ':') return WS_E_INVALID_FORMAT;
min = (p[0] - '0') * 10 + p[1] - '0';
if (min > 59 || (min > 0 && hour == 24)) return WS_E_INVALID_FORMAT;
p = ++q; len--;
while (len && isdigit( *q )) { q++; len--; };
if (q - p != 2 || !len) return WS_E_INVALID_FORMAT;
sec = (p[0] - '0') * 10 + p[1] - '0';
if (sec > 59 || (sec > 0 && hour == 24)) return WS_E_INVALID_FORMAT;
if (*q == '.')
{
unsigned int i, nb_digits, mul = TICKS_PER_SEC / 10;
p = ++q; len--;
while (len && isdigit( *q )) { q++; len--; };
nb_digits = q - p;
if (nb_digits < 1 || nb_digits > 7) return WS_E_INVALID_FORMAT;
for (i = 0; i < nb_digits; i++)
{
sec_frac += (p[i] - '0') * mul;
mul /= 10;
}
}
if (*q == 'Z')
{
if (--len) return WS_E_INVALID_FORMAT;
tz_hour = tz_min = tz_neg = 0;
ret->format = WS_DATETIME_FORMAT_UTC;
}
else if (*q == '+' || *q == '-')
{
tz_neg = (*q == '-') ? 1 : 0;
p = ++q; len--;
while (len && isdigit( *q )) { q++; len--; };
if (q - p != 2 || !len || *q != ':') return WS_E_INVALID_FORMAT;
tz_hour = (p[0] - '0') * 10 + p[1] - '0';
if (tz_hour > 14) return WS_E_INVALID_FORMAT;
p = ++q; len--;
while (len && isdigit( *q )) { q++; len--; };
if (q - p != 2 || len) return WS_E_INVALID_FORMAT;
tz_min = (p[0] - '0') * 10 + p[1] - '0';
if (tz_min > 59 || (tz_min > 0 && tz_hour == 14)) return WS_E_INVALID_FORMAT;
ret->format = WS_DATETIME_FORMAT_LOCAL;
}
else return WS_E_INVALID_FORMAT;
ret->ticks = ((year - 1) * 365 + leap_days_before( year )) * TICKS_PER_DAY;
ret->ticks += month_offsets[leap_year( year )][month - 1] * TICKS_PER_DAY;
ret->ticks += (day - 1) * TICKS_PER_DAY;
ret->ticks += hour * TICKS_PER_HOUR;
ret->ticks += min * TICKS_PER_MIN;
ret->ticks += sec * TICKS_PER_SEC;
ret->ticks += sec_frac;
if (tz_neg)
{
if (tz_hour * TICKS_PER_HOUR + tz_min * TICKS_PER_MIN + ret->ticks > TICKS_MAX)
return WS_E_INVALID_FORMAT;
ret->ticks += tz_hour * TICKS_PER_HOUR;
ret->ticks += tz_min * TICKS_PER_MIN;
}
else
{
if (tz_hour * TICKS_PER_HOUR + tz_min * TICKS_PER_MIN > ret->ticks)
return WS_E_INVALID_FORMAT;
ret->ticks -= tz_hour * TICKS_PER_HOUR;
ret->ticks -= tz_min * TICKS_PER_MIN;
}
return S_OK;
}
/**************************************************************************
* WsDateTimeToFileTime [webservices.@]
*/
HRESULT WINAPI WsDateTimeToFileTime( const WS_DATETIME *dt, FILETIME *ft, WS_ERROR *error )
{
unsigned __int64 ticks;
TRACE( "%p %p %p\n", dt, ft, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!dt || !ft) return E_INVALIDARG;
if (dt->ticks < TICKS_1601_01_01) return WS_E_INVALID_FORMAT;
ticks = dt->ticks - TICKS_1601_01_01;
ft->dwHighDateTime = ticks >> 32;
ft->dwLowDateTime = (DWORD)ticks;
return S_OK;
}
/**************************************************************************
* WsFileTimeToDateTime [webservices.@]
*/
HRESULT WINAPI WsFileTimeToDateTime( const FILETIME *ft, WS_DATETIME *dt, WS_ERROR *error )
{
unsigned __int64 ticks;
TRACE( "%p %p %p\n", ft, dt, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!dt || !ft) return E_INVALIDARG;
ticks = ((unsigned __int64)ft->dwHighDateTime << 32) | ft->dwLowDateTime;
if (ticks > MAX_UINT64 - TICKS_1601_01_01) return WS_E_NUMERIC_OVERFLOW;
if (ticks + TICKS_1601_01_01 > TICKS_MAX) return WS_E_INVALID_FORMAT;
dt->ticks = ticks + TICKS_1601_01_01;
dt->format = WS_DATETIME_FORMAT_UTC;
return S_OK;
}
static HRESULT read_get_node_text( struct reader *reader, WS_XML_UTF8_TEXT **ret )
{
WS_XML_TEXT_NODE *text;
if (node_type( reader->current ) != WS_XML_NODE_TYPE_TEXT)
return WS_E_INVALID_FORMAT;
text = (WS_XML_TEXT_NODE *)&reader->current->hdr.node;
if (text->text->textType != WS_XML_TEXT_TYPE_UTF8)
{
FIXME( "text type %u not supported\n", text->text->textType );
return E_NOTIMPL;
}
*ret = (WS_XML_UTF8_TEXT *)text->text;
return S_OK;
}
static HRESULT read_get_attribute_text( struct reader *reader, ULONG index, WS_XML_UTF8_TEXT **ret )
{
WS_XML_ELEMENT_NODE *elem = &reader->current->hdr;
WS_XML_ATTRIBUTE *attr;
if (node_type( reader->current ) != WS_XML_NODE_TYPE_ELEMENT)
return WS_E_INVALID_FORMAT;
attr = elem->attributes[index];
if (attr->value->textType != WS_XML_TEXT_TYPE_UTF8)
{
FIXME( "text type %u not supported\n", attr->value->textType );
return E_NOTIMPL;
}
*ret = (WS_XML_UTF8_TEXT *)attr->value;
return S_OK;
}
static BOOL find_attribute( struct reader *reader, const WS_XML_STRING *localname,
const WS_XML_STRING *ns, ULONG *index )
{
ULONG i;
WS_XML_ELEMENT_NODE *elem = &reader->current->hdr;
if (!localname)
{
*index = reader->current_attr;
return TRUE;
}
for (i = 0; i < elem->attributeCount; i++)
{
const WS_XML_STRING *localname2 = elem->attributes[i]->localName;
const WS_XML_STRING *ns2 = elem->attributes[i]->ns;
if (!cmp_name( localname->bytes, localname->length, localname2->bytes, localname2->length ) &&
!cmp_name( ns->bytes, ns->length, ns2->bytes, ns2->length ))
{
*index = i;
return TRUE;
}
}
return FALSE;
}
/**************************************************************************
* WsFindAttribute [webservices.@]
*/
HRESULT WINAPI WsFindAttribute( WS_XML_READER *handle, const WS_XML_STRING *localname,
const WS_XML_STRING *ns, BOOL required, ULONG *index,
WS_ERROR *error )
{
struct reader *reader = (struct reader *)handle;
TRACE( "%p %s %s %d %p %p\n", handle, debugstr_xmlstr(localname), debugstr_xmlstr(ns),
required, index, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!reader || !localname || !ns || !index) return E_INVALIDARG;
if (node_type( reader->current ) != WS_XML_NODE_TYPE_ELEMENT)
return WS_E_INVALID_OPERATION;
if (!find_attribute( reader, localname, ns, index ))
{
if (required) return WS_E_INVALID_FORMAT;
*index = ~0u;
return S_FALSE;
}
return S_OK;
}
static HRESULT read_get_text( struct reader *reader, WS_TYPE_MAPPING mapping,
const WS_XML_STRING *localname, const WS_XML_STRING *ns,
WS_XML_UTF8_TEXT **ret, BOOL *found )
{
switch (mapping)
{
case WS_ATTRIBUTE_TYPE_MAPPING:
{
ULONG index;
if (!(*found = find_attribute( reader, localname, ns, &index ))) return S_OK;
return read_get_attribute_text( reader, index, ret );
}
case WS_ELEMENT_TYPE_MAPPING:
case WS_ELEMENT_CONTENT_TYPE_MAPPING:
case WS_ANY_ELEMENT_TYPE_MAPPING:
{
HRESULT hr;
*found = TRUE;
if (localname)
{
const WS_XML_ELEMENT_NODE *elem = &reader->current->hdr;
if (WsXmlStringEquals( localname, elem->localName, NULL ) != S_OK ||
WsXmlStringEquals( ns, elem->ns, NULL ) != S_OK)
{
*found = FALSE;
return S_OK;
}
if ((hr = read_startelement( reader )) != S_OK) return hr;
}
return read_get_node_text( reader, ret );
}
default:
FIXME( "mapping %u not supported\n", mapping );
return E_NOTIMPL;
}
}
static HRESULT read_type_bool( struct reader *reader, WS_TYPE_MAPPING mapping,
const WS_XML_STRING *localname, const WS_XML_STRING *ns,
const WS_BOOL_DESCRIPTION *desc, WS_READ_OPTION option,
WS_HEAP *heap, void *ret, ULONG size )
{
WS_XML_UTF8_TEXT *utf8;
HRESULT hr;
BOOL found, val = FALSE;
if (desc)
{
FIXME( "description not supported\n" );
return E_NOTIMPL;
}
if ((hr = read_get_text( reader, mapping, localname, ns, &utf8, &found )) != S_OK) return hr;
if (found)
{
ULONG len = utf8->value.length;
if (len == 4 && !memcmp( utf8->value.bytes, "true", 4 )) val = TRUE;
else if (len == 1 && !memcmp( utf8->value.bytes, "1", 1 )) val = TRUE;
else if (len == 5 && !memcmp( utf8->value.bytes, "false", 5 )) val = FALSE;
else if (len == 1 && !memcmp( utf8->value.bytes, "0", 1 )) val = FALSE;
else return WS_E_INVALID_FORMAT;
}
switch (option)
{
case WS_READ_REQUIRED_VALUE:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_NILLABLE_VALUE:
if (size != sizeof(BOOL)) return E_INVALIDARG;
*(BOOL *)ret = val;
break;
case WS_READ_REQUIRED_POINTER:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_OPTIONAL_POINTER:
case WS_READ_NILLABLE_POINTER:
{
BOOL *heap_val = NULL;
if (size != sizeof(heap_val)) return E_INVALIDARG;
if (found)
{
if (!(heap_val = ws_alloc( heap, sizeof(*heap_val) ))) return WS_E_QUOTA_EXCEEDED;
*heap_val = val;
}
*(BOOL **)ret = heap_val;
break;
}
default:
FIXME( "read option %u not supported\n", option );
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT read_type_int8( struct reader *reader, WS_TYPE_MAPPING mapping,
const WS_XML_STRING *localname, const WS_XML_STRING *ns,
const WS_INT8_DESCRIPTION *desc, WS_READ_OPTION option,
WS_HEAP *heap, void *ret, ULONG size )
{
WS_XML_UTF8_TEXT *utf8;
HRESULT hr;
INT64 val = 0;
BOOL found;
if (desc)
{
FIXME( "description not supported\n" );
return E_NOTIMPL;
}
if ((hr = read_get_text( reader, mapping, localname, ns, &utf8, &found )) != S_OK) return hr;
if (found && (hr = str_to_int64( utf8->value.bytes, utf8->value.length, MIN_INT8, MAX_INT8, &val )) != S_OK)
return hr;
switch (option)
{
case WS_READ_REQUIRED_VALUE:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_NILLABLE_VALUE:
if (size != sizeof(INT8)) return E_INVALIDARG;
*(INT8 *)ret = val;
break;
case WS_READ_REQUIRED_POINTER:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_OPTIONAL_POINTER:
case WS_READ_NILLABLE_POINTER:
{
INT8 *heap_val = NULL;
if (size != sizeof(heap_val)) return E_INVALIDARG;
if (found)
{
if (!(heap_val = ws_alloc( heap, sizeof(*heap_val) ))) return WS_E_QUOTA_EXCEEDED;
*heap_val = val;
}
*(INT8 **)ret = heap_val;
break;
}
default:
FIXME( "read option %u not supported\n", option );
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT read_type_int16( struct reader *reader, WS_TYPE_MAPPING mapping,
const WS_XML_STRING *localname, const WS_XML_STRING *ns,
const WS_INT16_DESCRIPTION *desc, WS_READ_OPTION option,
WS_HEAP *heap, void *ret, ULONG size )
{
WS_XML_UTF8_TEXT *utf8;
HRESULT hr;
INT64 val = 0;
BOOL found;
if (desc)
{
FIXME( "description not supported\n" );
return E_NOTIMPL;
}
if ((hr = read_get_text( reader, mapping, localname, ns, &utf8, &found )) != S_OK) return hr;
if (found && (hr = str_to_int64( utf8->value.bytes, utf8->value.length, MIN_INT16, MAX_INT16, &val )) != S_OK)
return hr;
switch (option)
{
case WS_READ_REQUIRED_VALUE:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_NILLABLE_VALUE:
if (size != sizeof(INT16)) return E_INVALIDARG;
*(INT16 *)ret = val;
break;
case WS_READ_REQUIRED_POINTER:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_OPTIONAL_POINTER:
case WS_READ_NILLABLE_POINTER:
{
INT16 *heap_val = NULL;
if (size != sizeof(heap_val)) return E_INVALIDARG;
if (found)
{
if (!(heap_val = ws_alloc( heap, sizeof(*heap_val) ))) return WS_E_QUOTA_EXCEEDED;
*heap_val = val;
}
*(INT16 **)ret = heap_val;
break;
}
default:
FIXME( "read option %u not supported\n", option );
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT read_type_int32( struct reader *reader, WS_TYPE_MAPPING mapping,
const WS_XML_STRING *localname, const WS_XML_STRING *ns,
const WS_INT32_DESCRIPTION *desc, WS_READ_OPTION option,
WS_HEAP *heap, void *ret, ULONG size )
{
WS_XML_UTF8_TEXT *utf8;
HRESULT hr;
INT64 val = 0;
BOOL found;
if (desc)
{
FIXME( "description not supported\n" );
return E_NOTIMPL;
}
if ((hr = read_get_text( reader, mapping, localname, ns, &utf8, &found )) != S_OK) return hr;
if (found && (hr = str_to_int64( utf8->value.bytes, utf8->value.length, MIN_INT32, MAX_INT32, &val )) != S_OK)
return hr;
switch (option)
{
case WS_READ_REQUIRED_VALUE:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_NILLABLE_VALUE:
if (size != sizeof(INT32)) return E_INVALIDARG;
*(INT32 *)ret = val;
break;
case WS_READ_REQUIRED_POINTER:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_OPTIONAL_POINTER:
case WS_READ_NILLABLE_POINTER:
{
INT32 *heap_val = NULL;
if (size != sizeof(heap_val)) return E_INVALIDARG;
if (found)
{
if (!(heap_val = ws_alloc( heap, sizeof(*heap_val) ))) return WS_E_QUOTA_EXCEEDED;
*heap_val = val;
}
*(INT32 **)ret = heap_val;
break;
}
default:
FIXME( "read option %u not supported\n", option );
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT read_type_int64( struct reader *reader, WS_TYPE_MAPPING mapping,
const WS_XML_STRING *localname, const WS_XML_STRING *ns,
const WS_INT64_DESCRIPTION *desc, WS_READ_OPTION option,
WS_HEAP *heap, void *ret, ULONG size )
{
WS_XML_UTF8_TEXT *utf8;
HRESULT hr;
INT64 val = 0;
BOOL found;
if (desc)
{
FIXME( "description not supported\n" );
return E_NOTIMPL;
}
if ((hr = read_get_text( reader, mapping, localname, ns, &utf8, &found )) != S_OK) return hr;
if (found && (hr = str_to_int64( utf8->value.bytes, utf8->value.length, MIN_INT64, MAX_INT64, &val )) != S_OK)
return hr;
switch (option)
{
case WS_READ_REQUIRED_VALUE:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_NILLABLE_VALUE:
if (size != sizeof(INT64)) return E_INVALIDARG;
*(INT64 *)ret = val;
break;
case WS_READ_REQUIRED_POINTER:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_OPTIONAL_POINTER:
case WS_READ_NILLABLE_POINTER:
{
INT64 *heap_val = NULL;
if (size != sizeof(heap_val)) return E_INVALIDARG;
if (found)
{
if (!(heap_val = ws_alloc( heap, sizeof(*heap_val) ))) return WS_E_QUOTA_EXCEEDED;
*heap_val = val;
}
*(INT64 **)ret = heap_val;
break;
}
default:
FIXME( "read option %u not supported\n", option );
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT read_type_uint8( struct reader *reader, WS_TYPE_MAPPING mapping,
const WS_XML_STRING *localname, const WS_XML_STRING *ns,
const WS_UINT8_DESCRIPTION *desc, WS_READ_OPTION option,
WS_HEAP *heap, void *ret, ULONG size )
{
WS_XML_UTF8_TEXT *utf8;
HRESULT hr;
UINT64 val = 0;
BOOL found;
if (desc)
{
FIXME( "description not supported\n" );
return E_NOTIMPL;
}
if ((hr = read_get_text( reader, mapping, localname, ns, &utf8, &found )) != S_OK) return hr;
if (found && (hr = str_to_uint64( utf8->value.bytes, utf8->value.length, MAX_UINT8, &val )) != S_OK)
return hr;
switch (option)
{
case WS_READ_REQUIRED_VALUE:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_NILLABLE_VALUE:
if (size != sizeof(UINT8)) return E_INVALIDARG;
*(UINT8 *)ret = val;
break;
case WS_READ_REQUIRED_POINTER:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_OPTIONAL_POINTER:
case WS_READ_NILLABLE_POINTER:
{
UINT8 *heap_val = NULL;
if (size != sizeof(heap_val)) return E_INVALIDARG;
if (found)
{
if (!(heap_val = ws_alloc( heap, sizeof(*heap_val) ))) return WS_E_QUOTA_EXCEEDED;
*heap_val = val;
}
*(UINT8 **)ret = heap_val;
break;
}
default:
FIXME( "read option %u not supported\n", option );
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT read_type_uint16( struct reader *reader, WS_TYPE_MAPPING mapping,
const WS_XML_STRING *localname, const WS_XML_STRING *ns,
const WS_UINT16_DESCRIPTION *desc, WS_READ_OPTION option,
WS_HEAP *heap, void *ret, ULONG size )
{
WS_XML_UTF8_TEXT *utf8;
HRESULT hr;
UINT64 val = 0;
BOOL found;
if (desc)
{
FIXME( "description not supported\n" );
return E_NOTIMPL;
}
if ((hr = read_get_text( reader, mapping, localname, ns, &utf8, &found )) != S_OK) return hr;
if (found && (hr = str_to_uint64( utf8->value.bytes, utf8->value.length, MAX_UINT16, &val )) != S_OK)
return hr;
switch (option)
{
case WS_READ_REQUIRED_VALUE:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_NILLABLE_VALUE:
if (size != sizeof(UINT16)) return E_INVALIDARG;
*(UINT16 *)ret = val;
break;
case WS_READ_REQUIRED_POINTER:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_OPTIONAL_POINTER:
case WS_READ_NILLABLE_POINTER:
{
UINT16 *heap_val = NULL;
if (size != sizeof(heap_val)) return E_INVALIDARG;
if (found)
{
if (!(heap_val = ws_alloc( heap, sizeof(*heap_val) ))) return WS_E_QUOTA_EXCEEDED;
*heap_val = val;
}
*(UINT16 **)ret = heap_val;
break;
}
default:
FIXME( "read option %u not supported\n", option );
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT read_type_uint32( struct reader *reader, WS_TYPE_MAPPING mapping,
const WS_XML_STRING *localname, const WS_XML_STRING *ns,
const WS_UINT32_DESCRIPTION *desc, WS_READ_OPTION option,
WS_HEAP *heap, void *ret, ULONG size )
{
WS_XML_UTF8_TEXT *utf8;
HRESULT hr;
UINT64 val = 0;
BOOL found;
if (desc)
{
FIXME( "description not supported\n" );
return E_NOTIMPL;
}
if ((hr = read_get_text( reader, mapping, localname, ns, &utf8, &found )) != S_OK) return hr;
if (found && (hr = str_to_uint64( utf8->value.bytes, utf8->value.length, MAX_UINT32, &val )) != S_OK)
return hr;
switch (option)
{
case WS_READ_REQUIRED_VALUE:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_NILLABLE_VALUE:
if (size != sizeof(UINT32)) return E_INVALIDARG;
*(UINT32 *)ret = val;
break;
case WS_READ_REQUIRED_POINTER:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_OPTIONAL_POINTER:
case WS_READ_NILLABLE_POINTER:
{
UINT32 *heap_val = NULL;
if (size != sizeof(heap_val)) return E_INVALIDARG;
if (found)
{
if (!(heap_val = ws_alloc( heap, sizeof(*heap_val) ))) return WS_E_QUOTA_EXCEEDED;
*heap_val = val;
}
*(UINT32 **)ret = heap_val;
break;
}
default:
FIXME( "read option %u not supported\n", option );
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT read_type_uint64( struct reader *reader, WS_TYPE_MAPPING mapping,
const WS_XML_STRING *localname, const WS_XML_STRING *ns,
const WS_UINT64_DESCRIPTION *desc, WS_READ_OPTION option,
WS_HEAP *heap, void *ret, ULONG size )
{
WS_XML_UTF8_TEXT *utf8;
HRESULT hr;
UINT64 val = 0;
BOOL found;
if (desc)
{
FIXME( "description not supported\n" );
return E_NOTIMPL;
}
if ((hr = read_get_text( reader, mapping, localname, ns, &utf8, &found )) != S_OK) return hr;
if (found && (hr = str_to_uint64( utf8->value.bytes, utf8->value.length, MAX_UINT64, &val )) != S_OK)
return hr;
switch (option)
{
case WS_READ_REQUIRED_VALUE:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_NILLABLE_VALUE:
if (size != sizeof(UINT64)) return E_INVALIDARG;
*(UINT64 *)ret = val;
break;
case WS_READ_REQUIRED_POINTER:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_OPTIONAL_POINTER:
case WS_READ_NILLABLE_POINTER:
{
UINT64 *heap_val = NULL;
if (size != sizeof(heap_val)) return E_INVALIDARG;
if (found)
{
if (!(heap_val = ws_alloc( heap, sizeof(*heap_val) ))) return WS_E_QUOTA_EXCEEDED;
*heap_val = val;
}
*(UINT64 **)ret = heap_val;
break;
}
default:
FIXME( "read option %u not supported\n", option );
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT read_type_double( struct reader *reader, WS_TYPE_MAPPING mapping,
const WS_XML_STRING *localname, const WS_XML_STRING *ns,
const WS_DOUBLE_DESCRIPTION *desc, WS_READ_OPTION option,
WS_HEAP *heap, void *ret, ULONG size )
{
WS_XML_UTF8_TEXT *utf8;
HRESULT hr;
double val = 0.0;
BOOL found;
if (desc) FIXME( "ignoring description\n" );
if ((hr = read_get_text( reader, mapping, localname, ns, &utf8, &found )) != S_OK) return hr;
if (found && (hr = str_to_double( utf8->value.bytes, utf8->value.length, &val )) != S_OK) return hr;
switch (option)
{
case WS_READ_REQUIRED_VALUE:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_NILLABLE_VALUE:
if (size != sizeof(double)) return E_INVALIDARG;
*(double *)ret = val;
break;
case WS_READ_REQUIRED_POINTER:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_OPTIONAL_POINTER:
case WS_READ_NILLABLE_POINTER:
{
double *heap_val = NULL;
if (size != sizeof(heap_val)) return E_INVALIDARG;
if (found)
{
if (!(heap_val = ws_alloc( heap, sizeof(*heap_val) ))) return WS_E_QUOTA_EXCEEDED;
*heap_val = val;
}
*(double **)ret = heap_val;
break;
}
default:
FIXME( "read option %u not supported\n", option );
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT read_type_wsz( struct reader *reader, WS_TYPE_MAPPING mapping,
const WS_XML_STRING *localname, const WS_XML_STRING *ns,
const WS_WSZ_DESCRIPTION *desc, WS_READ_OPTION option,
WS_HEAP *heap, WCHAR **ret, ULONG size )
{
WS_XML_UTF8_TEXT *utf8;
HRESULT hr;
WCHAR *str = NULL;
BOOL found;
if (desc)
{
FIXME( "description not supported\n" );
return E_NOTIMPL;
}
if ((hr = read_get_text( reader, mapping, localname, ns, &utf8, &found )) != S_OK) return hr;
if (found && !(str = xmltext_to_widechar( heap, &utf8->text ))) return WS_E_QUOTA_EXCEEDED;
switch (option)
{
case WS_READ_REQUIRED_POINTER:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_OPTIONAL_POINTER:
case WS_READ_NILLABLE_POINTER:
if (size != sizeof(str)) return E_INVALIDARG;
*ret = str;
break;
default:
FIXME( "read option %u not supported\n", option );
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT get_enum_value( const WS_XML_UTF8_TEXT *text, const WS_ENUM_DESCRIPTION *desc, int *ret )
{
ULONG i;
for (i = 0; i < desc->valueCount; i++)
{
if (WsXmlStringEquals( &text->value, desc->values[i].name, NULL ) == S_OK)
{
*ret = desc->values[i].value;
return S_OK;
}
}
return WS_E_INVALID_FORMAT;
}
static HRESULT read_type_enum( struct reader *reader, WS_TYPE_MAPPING mapping,
const WS_XML_STRING *localname, const WS_XML_STRING *ns,
const WS_ENUM_DESCRIPTION *desc, WS_READ_OPTION option,
WS_HEAP *heap, void *ret, ULONG size )
{
WS_XML_UTF8_TEXT *utf8;
HRESULT hr;
int val = 0;
BOOL found;
if (!desc) return E_INVALIDARG;
if ((hr = read_get_text( reader, mapping, localname, ns, &utf8, &found )) != S_OK) return hr;
if (found && (hr = get_enum_value( utf8, desc, &val )) != S_OK) return hr;
switch (option)
{
case WS_READ_REQUIRED_VALUE:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_NILLABLE_VALUE:
if (size != sizeof(int)) return E_INVALIDARG;
*(int *)ret = val;
break;
case WS_READ_REQUIRED_POINTER:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_OPTIONAL_POINTER:
case WS_READ_NILLABLE_POINTER:
{
int *heap_val = NULL;
if (size != sizeof(heap_val)) return E_INVALIDARG;
if (found)
{
if (!(heap_val = ws_alloc( heap, sizeof(*heap_val) ))) return WS_E_QUOTA_EXCEEDED;
*heap_val = val;
}
*(int **)ret = heap_val;
break;
}
default:
FIXME( "read option %u not supported\n", option );
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT read_type_datetime( struct reader *reader, WS_TYPE_MAPPING mapping,
const WS_XML_STRING *localname, const WS_XML_STRING *ns,
const WS_DATETIME_DESCRIPTION *desc, WS_READ_OPTION option,
WS_HEAP *heap, void *ret, ULONG size )
{
WS_XML_UTF8_TEXT *utf8;
HRESULT hr;
WS_DATETIME val = {0, WS_DATETIME_FORMAT_UTC};
BOOL found;
if (desc) FIXME( "ignoring description\n" );
if ((hr = read_get_text( reader, mapping, localname, ns, &utf8, &found )) != S_OK) return hr;
if (found && (hr = str_to_datetime( utf8->value.bytes, utf8->value.length, &val )) != S_OK) return hr;
switch (option)
{
case WS_READ_REQUIRED_VALUE:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_NILLABLE_VALUE:
if (size != sizeof(WS_DATETIME)) return E_INVALIDARG;
*(WS_DATETIME *)ret = val;
break;
case WS_READ_REQUIRED_POINTER:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_OPTIONAL_POINTER:
case WS_READ_NILLABLE_POINTER:
{
WS_DATETIME *heap_val = NULL;
if (size != sizeof(heap_val)) return E_INVALIDARG;
if (found)
{
if (!(heap_val = ws_alloc( heap, sizeof(*heap_val) ))) return WS_E_QUOTA_EXCEEDED;
*heap_val = val;
}
*(WS_DATETIME **)ret = heap_val;
break;
}
default:
FIXME( "read option %u not supported\n", option );
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT read_type_guid( struct reader *reader, WS_TYPE_MAPPING mapping,
const WS_XML_STRING *localname, const WS_XML_STRING *ns,
const WS_GUID_DESCRIPTION *desc, WS_READ_OPTION option,
WS_HEAP *heap, void *ret, ULONG size )
{
WS_XML_UTF8_TEXT *utf8;
GUID val = {0};
HRESULT hr;
BOOL found;
if (desc) FIXME( "ignoring description\n" );
if ((hr = read_get_text( reader, mapping, localname, ns, &utf8, &found )) != S_OK) return hr;
if (found && (hr = str_to_guid( utf8->value.bytes, utf8->value.length, &val )) != S_OK) return hr;
switch (option)
{
case WS_READ_REQUIRED_VALUE:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_NILLABLE_VALUE:
if (size != sizeof(GUID)) return E_INVALIDARG;
*(GUID *)ret = val;
break;
case WS_READ_REQUIRED_POINTER:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_OPTIONAL_POINTER:
case WS_READ_NILLABLE_POINTER:
{
GUID *heap_val = NULL;
if (size != sizeof(heap_val)) return E_INVALIDARG;
if (found)
{
if (!(heap_val = ws_alloc( heap, sizeof(*heap_val) ))) return WS_E_QUOTA_EXCEEDED;
*heap_val = val;
}
*(GUID **)ret = heap_val;
break;
}
default:
FIXME( "read option %u not supported\n", option );
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT read_type_bytes( struct reader *reader, WS_TYPE_MAPPING mapping,
const WS_XML_STRING *localname, const WS_XML_STRING *ns,
const WS_BYTES_DESCRIPTION *desc, WS_READ_OPTION option,
WS_HEAP *heap, void *ret, ULONG size )
{
WS_XML_UTF8_TEXT *utf8;
WS_BYTES val = {0};
HRESULT hr;
BOOL found;
if (desc) FIXME( "ignoring description\n" );
if ((hr = read_get_text( reader, mapping, localname, ns, &utf8, &found )) != S_OK) return hr;
if (found && (hr = str_to_bytes( utf8->value.bytes, utf8->value.length, heap, &val )) != S_OK)
return hr;
switch (option)
{
case WS_READ_REQUIRED_VALUE:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_NILLABLE_VALUE:
if (size != sizeof(WS_BYTES)) return E_INVALIDARG;
*(WS_BYTES *)ret = val;
break;
case WS_READ_REQUIRED_POINTER:
if (!found) return WS_E_INVALID_FORMAT;
/* fall through */
case WS_READ_OPTIONAL_POINTER:
case WS_READ_NILLABLE_POINTER:
{
WS_BYTES *heap_val = NULL;
if (size != sizeof(heap_val)) return E_INVALIDARG;
if (found)
{
if (!(heap_val = ws_alloc( heap, sizeof(*heap_val) ))) return WS_E_QUOTA_EXCEEDED;
*heap_val = val;
}
*(WS_BYTES **)ret = heap_val;
break;
}
default:
FIXME( "read option %u not supported\n", option );
return E_NOTIMPL;
}
return S_OK;
}
static BOOL is_empty_text_node( const struct node *node )
{
const WS_XML_TEXT_NODE *text = (const WS_XML_TEXT_NODE *)node;
const WS_XML_UTF8_TEXT *utf8;
ULONG i;
if (node_type( node ) != WS_XML_NODE_TYPE_TEXT) return FALSE;
if (text->text->textType != WS_XML_TEXT_TYPE_UTF8)
{
ERR( "unhandled text type %u\n", text->text->textType );
return FALSE;
}
utf8 = (const WS_XML_UTF8_TEXT *)text->text;
for (i = 0; i < utf8->value.length; i++) if (!read_isspace( utf8->value.bytes[i] )) return FALSE;
return TRUE;
}
static HRESULT read_next_node( struct reader *reader )
{
if (reader->current == reader->last) return read_node( reader );
if (move_to_child_node( &reader->current )) return S_OK;
if (move_to_next_node( &reader->current )) return S_OK;
if (!move_to_parent_node( &reader->current )) return WS_E_INVALID_FORMAT;
if (move_to_next_node( &reader->current )) return S_OK;
return WS_E_INVALID_FORMAT;
}
/* skips comment and empty text nodes */
static HRESULT read_type_next_node( struct reader *reader )
{
for (;;)
{
HRESULT hr;
WS_XML_NODE_TYPE type;
if ((hr = read_next_node( reader )) != S_OK) return hr;
type = node_type( reader->current );
if (type == WS_XML_NODE_TYPE_COMMENT ||
(type == WS_XML_NODE_TYPE_TEXT && is_empty_text_node( reader->current ))) continue;
return S_OK;
}
}
static BOOL match_current_element( struct reader *reader, const WS_XML_STRING *localname,
const WS_XML_STRING *ns )
{
const WS_XML_ELEMENT_NODE *elem = &reader->current->hdr;
if (node_type( reader->current ) != WS_XML_NODE_TYPE_ELEMENT) return FALSE;
return WsXmlStringEquals( localname, elem->localName, NULL ) == S_OK &&
WsXmlStringEquals( ns, elem->ns, NULL ) == S_OK;
}
static HRESULT read_type_next_element_node( struct reader *reader, const WS_XML_STRING *localname,
const WS_XML_STRING *ns )
{
struct node *node;
ULONG attr;
HRESULT hr;
if (!localname) return S_OK; /* assume reader is already correctly positioned */
if (reader->current == reader->last)
{
BOOL found;
if ((hr = read_to_startelement( reader, &found )) != S_OK) return hr;
if (!found) return WS_E_INVALID_FORMAT;
}
if (match_current_element( reader, localname, ns )) return S_OK;
node = reader->current;
attr = reader->current_attr;
if ((hr = read_type_next_node( reader )) != S_OK) return hr;
if (match_current_element( reader, localname, ns )) return S_OK;
reader->current = node;
reader->current_attr = attr;
return WS_E_INVALID_FORMAT;
}
ULONG get_type_size( WS_TYPE type, const WS_STRUCT_DESCRIPTION *desc )
{
switch (type)
{
case WS_INT8_TYPE:
case WS_UINT8_TYPE:
return sizeof(INT8);
case WS_INT16_TYPE:
case WS_UINT16_TYPE:
return sizeof(INT16);
case WS_BOOL_TYPE:
case WS_INT32_TYPE:
case WS_UINT32_TYPE:
case WS_ENUM_TYPE:
return sizeof(INT32);
case WS_INT64_TYPE:
case WS_UINT64_TYPE:
return sizeof(INT64);
case WS_DOUBLE_TYPE:
return sizeof(double);
case WS_DATETIME_TYPE:
return sizeof(WS_DATETIME);
case WS_GUID_TYPE:
return sizeof(GUID);
case WS_STRING_TYPE:
return sizeof(WS_STRING);
case WS_WSZ_TYPE:
return sizeof(WCHAR *);
case WS_BYTES_TYPE:
return sizeof(WS_BYTES);
case WS_XML_STRING_TYPE:
return sizeof(WS_XML_STRING);
case WS_STRUCT_TYPE:
return desc->size;
default:
ERR( "unhandled type %u\n", type );
return 0;
}
}
static WS_READ_OPTION get_field_read_option( WS_TYPE type, ULONG options )
{
if (options & WS_FIELD_POINTER)
{
if (options & WS_FIELD_NILLABLE) return WS_READ_NILLABLE_POINTER;
if (options & WS_FIELD_OPTIONAL) return WS_READ_OPTIONAL_POINTER;
return WS_READ_REQUIRED_POINTER;
}
switch (type)
{
case WS_BOOL_TYPE:
case WS_INT8_TYPE:
case WS_INT16_TYPE:
case WS_INT32_TYPE:
case WS_INT64_TYPE:
case WS_UINT8_TYPE:
case WS_UINT16_TYPE:
case WS_UINT32_TYPE:
case WS_UINT64_TYPE:
case WS_DOUBLE_TYPE:
case WS_DATETIME_TYPE:
case WS_GUID_TYPE:
case WS_STRING_TYPE:
case WS_BYTES_TYPE:
case WS_XML_STRING_TYPE:
case WS_STRUCT_TYPE:
case WS_ENUM_TYPE:
if (options & (WS_FIELD_OPTIONAL|WS_FIELD_NILLABLE)) return WS_READ_NILLABLE_VALUE;
return WS_READ_REQUIRED_VALUE;
case WS_WSZ_TYPE:
if (options & WS_FIELD_NILLABLE) return WS_READ_NILLABLE_POINTER;
if (options & WS_FIELD_OPTIONAL) return WS_READ_OPTIONAL_POINTER;
return WS_READ_REQUIRED_POINTER;
default:
FIXME( "unhandled type %u\n", type );
return 0;
}
}
static HRESULT read_type( struct reader *, WS_TYPE_MAPPING, WS_TYPE, const WS_XML_STRING *,
const WS_XML_STRING *, const void *, WS_READ_OPTION, WS_HEAP *,
void *, ULONG );
static HRESULT read_type_repeating_element( struct reader *reader, const WS_FIELD_DESCRIPTION *desc,
WS_HEAP *heap, void **ret, ULONG *count )
{
HRESULT hr;
ULONG item_size, nb_items = 0, nb_allocated = 1, offset = 0;
WS_READ_OPTION option;
char *buf;
if (!(option = get_field_read_option( desc->type, desc->options ))) return E_INVALIDARG;
/* wrapper element */
if (desc->localName && ((hr = read_type_next_element_node( reader, desc->localName, desc->ns )) != S_OK))
return hr;
if (option == WS_READ_REQUIRED_VALUE || option == WS_READ_NILLABLE_VALUE)
item_size = get_type_size( desc->type, desc->typeDescription );
else
item_size = sizeof(void *);
if (!(buf = ws_alloc_zero( heap, item_size ))) return WS_E_QUOTA_EXCEEDED;
for (;;)
{
if (nb_items >= nb_allocated)
{
if (!(buf = ws_realloc_zero( heap, buf, nb_allocated * 2 * item_size )))
return WS_E_QUOTA_EXCEEDED;
nb_allocated *= 2;
}
hr = read_type( reader, WS_ELEMENT_TYPE_MAPPING, desc->type, desc->itemLocalName, desc->itemNs,
desc->typeDescription, option, heap, buf + offset, item_size );
if (hr == WS_E_INVALID_FORMAT) break;
if (hr != S_OK)
{
ws_free( heap, buf );
return hr;
}
offset += item_size;
nb_items++;
}
if (desc->localName && ((hr = read_type_next_node( reader )) != S_OK)) return hr;
if (desc->itemRange && (nb_items < desc->itemRange->minItemCount || nb_items > desc->itemRange->maxItemCount))
{
TRACE( "number of items %u out of range (%u-%u)\n", nb_items, desc->itemRange->minItemCount,
desc->itemRange->maxItemCount );
ws_free( heap, buf );
return WS_E_INVALID_FORMAT;
}
*count = nb_items;
*ret = buf;
return S_OK;
}
static HRESULT read_type_text( struct reader *reader, const WS_FIELD_DESCRIPTION *desc,
WS_READ_OPTION option, WS_HEAP *heap, void *ret, ULONG size )
{
HRESULT hr;
if (reader->current == reader->last)
{
BOOL found;
if ((hr = read_to_startelement( reader, &found )) != S_OK) return S_OK;
if (!found) return WS_E_INVALID_FORMAT;
}
if ((hr = read_next_node( reader )) != S_OK) return hr;
if (node_type( reader->current ) != WS_XML_NODE_TYPE_TEXT) return WS_E_INVALID_FORMAT;
return read_type( reader, WS_ANY_ELEMENT_TYPE_MAPPING, desc->type, NULL, NULL,
desc->typeDescription, option, heap, ret, size );
}
static HRESULT read_type_struct_field( struct reader *reader, const WS_FIELD_DESCRIPTION *desc,
WS_HEAP *heap, char *buf )
{
char *ptr;
WS_READ_OPTION option;
ULONG size;
HRESULT hr;
if (!desc) return E_INVALIDARG;
if (desc->options & ~(WS_FIELD_POINTER|WS_FIELD_OPTIONAL|WS_FIELD_NILLABLE|WS_FIELD_NILLABLE_ITEM))
{
FIXME( "options %08x not supported\n", desc->options );
return E_NOTIMPL;
}
if (!(option = get_field_read_option( desc->type, desc->options ))) return E_INVALIDARG;
if (option == WS_READ_REQUIRED_VALUE || option == WS_READ_NILLABLE_VALUE)
size = get_type_size( desc->type, desc->typeDescription );
else
size = sizeof(void *);
ptr = buf + desc->offset;
switch (desc->mapping)
{
case WS_ATTRIBUTE_FIELD_MAPPING:
hr = read_type( reader, WS_ATTRIBUTE_TYPE_MAPPING, desc->type, desc->localName, desc->ns,
desc->typeDescription, option, heap, ptr, size );
break;
case WS_ELEMENT_FIELD_MAPPING:
hr = read_type( reader, WS_ELEMENT_TYPE_MAPPING, desc->type, desc->localName, desc->ns,
desc->typeDescription, option, heap, ptr, size );
break;
case WS_REPEATING_ELEMENT_FIELD_MAPPING:
{
ULONG count;
hr = read_type_repeating_element( reader, desc, heap, (void **)ptr, &count );
if (hr == S_OK) *(ULONG *)(buf + desc->countOffset) = count;
break;
}
case WS_TEXT_FIELD_MAPPING:
hr = read_type_text( reader, desc, option, heap, ptr, size );
break;
default:
FIXME( "unhandled field mapping %u\n", desc->mapping );
return E_NOTIMPL;
}
if (hr == WS_E_INVALID_FORMAT)
{
switch (option)
{
case WS_READ_REQUIRED_VALUE:
case WS_READ_REQUIRED_POINTER:
return WS_E_INVALID_FORMAT;
case WS_READ_NILLABLE_VALUE:
if (desc->defaultValue) memcpy( ptr, desc->defaultValue->value, desc->defaultValue->valueSize );
return S_OK;
case WS_READ_OPTIONAL_POINTER:
case WS_READ_NILLABLE_POINTER:
*(void **)ptr = NULL;
return S_OK;
default:
ERR( "unhandled option %u\n", option );
return E_NOTIMPL;
}
}
return hr;
}
static HRESULT read_type_struct( struct reader *reader, WS_TYPE_MAPPING mapping,
const WS_XML_STRING *localname, const WS_XML_STRING *ns,
const WS_STRUCT_DESCRIPTION *desc, WS_READ_OPTION option,
WS_HEAP *heap, void *ret, ULONG size )
{
ULONG i;
HRESULT hr;
char *buf;
if (!desc) return E_INVALIDARG;
if (desc->structOptions & ~WS_STRUCT_IGNORE_TRAILING_ELEMENT_CONTENT)
{
FIXME( "struct options %08x not supported\n",
desc->structOptions & ~WS_STRUCT_IGNORE_TRAILING_ELEMENT_CONTENT );
}
switch (option)
{
case WS_READ_REQUIRED_POINTER:
case WS_READ_OPTIONAL_POINTER:
case WS_READ_NILLABLE_POINTER:
if (size != sizeof(void *)) return E_INVALIDARG;
if (!(buf = ws_alloc_zero( heap, desc->size ))) return WS_E_QUOTA_EXCEEDED;
break;
case WS_READ_REQUIRED_VALUE:
case WS_READ_NILLABLE_VALUE:
if (size != desc->size) return E_INVALIDARG;
buf = ret;
break;
default:
FIXME( "unhandled read option %u\n", option );
return E_NOTIMPL;
}
for (i = 0; i < desc->fieldCount; i++)
{
if ((hr = read_type_struct_field( reader, desc->fields[i], heap, buf )) != S_OK)
break;
}
switch (option)
{
case WS_READ_REQUIRED_POINTER:
if (hr != S_OK)
{
ws_free( heap, buf );
return hr;
}
*(char **)ret = buf;
break;
case WS_READ_OPTIONAL_POINTER:
case WS_READ_NILLABLE_POINTER:
if (is_nil_value( buf, desc->size ))
{
ws_free( heap, buf );
buf = NULL;
}
*(char **)ret = buf;
break;
case WS_READ_REQUIRED_VALUE:
case WS_READ_NILLABLE_VALUE:
if (hr != S_OK) return hr;
break;
default:
ERR( "unhandled read option %u\n", option );
return E_NOTIMPL;
}
if (desc->structOptions & WS_STRUCT_IGNORE_TRAILING_ELEMENT_CONTENT)
{
struct node *parent = find_parent( reader );
parent->flags |= NODE_FLAG_IGNORE_TRAILING_ELEMENT_CONTENT;
}
return S_OK;
}
static HRESULT start_mapping( struct reader *reader, WS_TYPE_MAPPING mapping, const WS_XML_STRING *localname,
const WS_XML_STRING *ns )
{
switch (mapping)
{
case WS_ELEMENT_TYPE_MAPPING:
case WS_ELEMENT_CONTENT_TYPE_MAPPING:
return read_type_next_element_node( reader, localname, ns );
case WS_ANY_ELEMENT_TYPE_MAPPING:
case WS_ATTRIBUTE_TYPE_MAPPING:
return S_OK;
default:
FIXME( "unhandled mapping %u\n", mapping );
return E_NOTIMPL;
}
}
static HRESULT read_type_endelement_node( struct reader *reader )
{
const struct node *parent = find_parent( reader );
HRESULT hr;
for (;;)
{
if ((hr = read_type_next_node( reader )) != S_OK) return hr;
if (node_type( reader->current ) == WS_XML_NODE_TYPE_END_ELEMENT && reader->current->parent == parent)
{
return S_OK;
}
if (read_end_of_data( reader ) || !(parent->flags & NODE_FLAG_IGNORE_TRAILING_ELEMENT_CONTENT)) break;
}
return WS_E_INVALID_FORMAT;
}
static HRESULT end_mapping( struct reader *reader, WS_TYPE_MAPPING mapping )
{
switch (mapping)
{
case WS_ELEMENT_TYPE_MAPPING:
return read_type_endelement_node( reader );
case WS_ELEMENT_CONTENT_TYPE_MAPPING:
return read_type_next_node( reader );
case WS_ATTRIBUTE_TYPE_MAPPING:
default:
return S_OK;
}
}
static HRESULT is_nil_element( const WS_XML_ELEMENT_NODE *elem )
{
static const WS_XML_STRING localname = {3, (BYTE *)"nil"};
static const WS_XML_STRING ns = {41, (BYTE *)"http://www.w3.org/2001/XMLSchema-instance"};
ULONG i;
for (i = 0; i < elem->attributeCount; i++)
{
const WS_XML_UTF8_TEXT *text = (WS_XML_UTF8_TEXT *)elem->attributes[i]->value;
if (elem->attributes[i]->isXmlNs) continue;
if (WsXmlStringEquals( elem->attributes[i]->localName, &localname, NULL ) == S_OK &&
WsXmlStringEquals( elem->attributes[i]->ns, &ns, NULL ) == S_OK &&
text->value.length == 4 && !memcmp( text->value.bytes, "true", 4 )) return TRUE;
}
return FALSE;
}
static HRESULT read_type( struct reader *reader, WS_TYPE_MAPPING mapping, WS_TYPE type,
const WS_XML_STRING *localname, const WS_XML_STRING *ns, const void *desc,
WS_READ_OPTION option, WS_HEAP *heap, void *value, ULONG size )
{
HRESULT hr;
if ((hr = start_mapping( reader, mapping, localname, ns )) != S_OK) return hr;
if (mapping == WS_ELEMENT_TYPE_MAPPING && is_nil_element( &reader->current->hdr ))
{
if (option != WS_READ_NILLABLE_POINTER && option != WS_READ_NILLABLE_VALUE) return WS_E_INVALID_FORMAT;
return end_mapping( reader, mapping );
}
switch (type)
{
case WS_BOOL_TYPE:
if ((hr = read_type_bool( reader, mapping, localname, ns, desc, option, heap, value, size )) != S_OK)
return hr;
break;
case WS_INT8_TYPE:
if ((hr = read_type_int8( reader, mapping, localname, ns, desc, option, heap, value, size )) != S_OK)
return hr;
break;
case WS_INT16_TYPE:
if ((hr = read_type_int16( reader, mapping, localname, ns, desc, option, heap, value, size )) != S_OK)
return hr;
break;
case WS_INT32_TYPE:
if ((hr = read_type_int32( reader, mapping, localname, ns, desc, option, heap, value, size )) != S_OK)
return hr;
break;
case WS_INT64_TYPE:
if ((hr = read_type_int64( reader, mapping, localname, ns, desc, option, heap, value, size )) != S_OK)
return hr;
break;
case WS_UINT8_TYPE:
if ((hr = read_type_uint8( reader, mapping, localname, ns, desc, option, heap, value, size )) != S_OK)
return hr;
break;
case WS_UINT16_TYPE:
if ((hr = read_type_uint16( reader, mapping, localname, ns, desc, option, heap, value, size )) != S_OK)
return hr;
break;
case WS_UINT32_TYPE:
if ((hr = read_type_uint32( reader, mapping, localname, ns, desc, option, heap, value, size )) != S_OK)
return hr;
break;
case WS_UINT64_TYPE:
if ((hr = read_type_uint64( reader, mapping, localname, ns, desc, option, heap, value, size )) != S_OK)
return hr;
break;
case WS_DOUBLE_TYPE:
if ((hr = read_type_double( reader, mapping, localname, ns, desc, option, heap, value, size )) != S_OK)
return hr;
break;
case WS_DATETIME_TYPE:
if ((hr = read_type_datetime( reader, mapping, localname, ns, desc, option, heap, value, size )) != S_OK)
return hr;
break;
case WS_GUID_TYPE:
if ((hr = read_type_guid( reader, mapping, localname, ns, desc, option, heap, value, size )) != S_OK)
return hr;
break;
case WS_WSZ_TYPE:
if ((hr = read_type_wsz( reader, mapping, localname, ns, desc, option, heap, value, size )) != S_OK)
return hr;
break;
case WS_BYTES_TYPE:
if ((hr = read_type_bytes( reader, mapping, localname, ns, desc, option, heap, value, size )) != S_OK)
return hr;
break;
case WS_STRUCT_TYPE:
if ((hr = read_type_struct( reader, mapping, localname, ns, desc, option, heap, value, size )) != S_OK)
return hr;
break;
case WS_ENUM_TYPE:
if ((hr = read_type_enum( reader, mapping, localname, ns, desc, option, heap, value, size )) != S_OK)
return hr;
break;
default:
FIXME( "type %u not supported\n", type );
return E_NOTIMPL;
}
return end_mapping( reader, mapping );
}
/**************************************************************************
* WsReadType [webservices.@]
*/
HRESULT WINAPI WsReadType( WS_XML_READER *handle, WS_TYPE_MAPPING mapping, WS_TYPE type,
const void *desc, WS_READ_OPTION option, WS_HEAP *heap, void *value,
ULONG size, WS_ERROR *error )
{
struct reader *reader = (struct reader *)handle;
HRESULT hr;
TRACE( "%p %u %u %p %u %p %p %u %p\n", handle, mapping, type, desc, option, heap, value,
size, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!reader || !value) return E_INVALIDARG;
if ((hr = read_type( reader, mapping, type, NULL, NULL, desc, option, heap, value, size )) != S_OK)
return hr;
switch (mapping)
{
case WS_ELEMENT_TYPE_MAPPING:
if ((hr = read_node( reader )) != S_OK) return hr;
break;
default:
break;
}
if (!read_end_of_data( reader )) return WS_E_INVALID_FORMAT;
return S_OK;
}
/**************************************************************************
* WsReadElement [webservices.@]
*/
HRESULT WINAPI WsReadElement( WS_XML_READER *handle, const WS_ELEMENT_DESCRIPTION *desc,
WS_READ_OPTION option, WS_HEAP *heap, void *value, ULONG size,
WS_ERROR *error )
{
struct reader *reader = (struct reader *)handle;
TRACE( "%p %p %u %p %p %u %p\n", handle, desc, option, heap, value, size, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!reader || !desc || !value) return E_INVALIDARG;
return read_type( reader, WS_ELEMENT_TYPE_MAPPING, desc->type, desc->elementLocalName,
desc->elementNs, desc->typeDescription, option, heap, value, size );
}
/**************************************************************************
* WsReadValue [webservices.@]
*/
HRESULT WINAPI WsReadValue( WS_XML_READER *handle, WS_VALUE_TYPE value_type, void *value, ULONG size,
WS_ERROR *error )
{
struct reader *reader = (struct reader *)handle;
WS_TYPE type = map_value_type( value_type );
TRACE( "%p %u %p %u %p\n", handle, type, value, size, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!reader || !value || type == ~0u) return E_INVALIDARG;
return read_type( reader, WS_ELEMENT_TYPE_MAPPING, type, NULL, NULL, NULL, WS_READ_REQUIRED_VALUE,
NULL, value, size );
}
/**************************************************************************
* WsSetErrorProperty [webservices.@]
*/
HRESULT WINAPI WsSetErrorProperty( WS_ERROR *handle, WS_ERROR_PROPERTY_ID id, const void *value,
ULONG size )
{
struct error *error = (struct error *)handle;
TRACE( "%p %u %p %u\n", handle, id, value, size );
if (id == WS_ERROR_PROPERTY_LANGID) return WS_E_INVALID_OPERATION;
return prop_set( error->prop, error->prop_count, id, value, size );
}
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static inline BOOL is_utf8( const unsigned char *data, ULONG size, ULONG *offset )
{
static const char bom[] = {0xef,0xbb,0xbf};
const unsigned char *p = data;
return (size >= sizeof(bom) && !memcmp( p, bom, sizeof(bom) ) && (*offset = sizeof(bom))) ||
(size > 2 && !(*offset = 0));
}
static inline BOOL is_utf16le( const unsigned char *data, ULONG size, ULONG *offset )
{
static const char bom[] = {0xff,0xfe};
const unsigned char *p = data;
return (size >= sizeof(bom) && !memcmp( p, bom, sizeof(bom) ) && (*offset = sizeof(bom))) ||
(size >= 4 && p[0] == '<' && !p[1] && !(*offset = 0));
}
static WS_CHARSET detect_charset( const unsigned char *data, ULONG size, ULONG *offset )
{
WS_CHARSET ret = 0;
/* FIXME: parse xml declaration */
if (is_utf16le( data, size, offset )) ret = WS_CHARSET_UTF16LE;
else if (is_utf8( data, size, offset )) ret = WS_CHARSET_UTF8;
else
{
FIXME( "charset not recognized\n" );
return 0;
}
TRACE( "detected charset %u\n", ret );
return ret;
}
static void set_input_buffer( struct reader *reader, struct xmlbuf *buf, const unsigned char *data, ULONG size )
{
reader->input_type = WS_XML_READER_INPUT_TYPE_BUFFER;
reader->input_buf = buf;
reader->input_data = data;
reader->input_size = size;
reader->read_size = reader->input_size;
reader->read_pos = 0;
reader->read_bufptr = reader->input_data;
}
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/**************************************************************************
* WsSetInput [webservices.@]
*/
HRESULT WINAPI WsSetInput( WS_XML_READER *handle, const WS_XML_READER_ENCODING *encoding,
const WS_XML_READER_INPUT *input, const WS_XML_READER_PROPERTY *properties,
ULONG count, WS_ERROR *error )
{
struct reader *reader = (struct reader *)handle;
struct node *node;
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HRESULT hr;
ULONG i, offset = 0;
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TRACE( "%p %p %p %p %u %p\n", handle, encoding, input, properties, count, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!reader) return E_INVALIDARG;
for (i = 0; i < count; i++)
{
hr = prop_set( reader->prop, reader->prop_count, properties[i].id, properties[i].value,
properties[i].valueSize );
if (hr != S_OK) return hr;
}
if ((hr = read_init_state( reader )) != S_OK) return hr;
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switch (encoding->encodingType)
{
case WS_XML_READER_ENCODING_TYPE_TEXT:
{
WS_XML_READER_TEXT_ENCODING *text = (WS_XML_READER_TEXT_ENCODING *)encoding;
WS_XML_READER_BUFFER_INPUT *buf = (WS_XML_READER_BUFFER_INPUT *)input;
WS_CHARSET charset = text->charSet;
if (input->inputType != WS_XML_READER_INPUT_TYPE_BUFFER)
{
FIXME( "charset detection on input type %u not supported\n", input->inputType );
return E_NOTIMPL;
}
if (charset == WS_CHARSET_AUTO)
charset = detect_charset( buf->encodedData, buf->encodedDataSize, &offset );
hr = prop_set( reader->prop, reader->prop_count, WS_XML_READER_PROPERTY_CHARSET,
&charset, sizeof(charset) );
if (hr != S_OK) return hr;
break;
}
default:
FIXME( "encoding type %u not supported\n", encoding->encodingType );
return E_NOTIMPL;
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}
switch (input->inputType)
{
case WS_XML_READER_INPUT_TYPE_BUFFER:
{
WS_XML_READER_BUFFER_INPUT *buf = (WS_XML_READER_BUFFER_INPUT *)input;
set_input_buffer( reader, NULL, (const unsigned char *)buf->encodedData + offset,
buf->encodedDataSize - offset );
break;
}
default:
FIXME( "input type %u not supported\n", input->inputType );
return E_NOTIMPL;
2015-09-15 11:15:58 +02:00
}
if (!(node = alloc_node( WS_XML_NODE_TYPE_BOF ))) return E_OUTOFMEMORY;
read_insert_bof( reader, node );
return S_OK;
}
/**************************************************************************
* WsSetInputToBuffer [webservices.@]
*/
HRESULT WINAPI WsSetInputToBuffer( WS_XML_READER *handle, WS_XML_BUFFER *buffer,
const WS_XML_READER_PROPERTY *properties, ULONG count,
WS_ERROR *error )
{
struct reader *reader = (struct reader *)handle;
struct xmlbuf *xmlbuf = (struct xmlbuf *)buffer;
WS_CHARSET charset;
struct node *node;
HRESULT hr;
ULONG i, offset = 0;
TRACE( "%p %p %p %u %p\n", handle, buffer, properties, count, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!reader || !xmlbuf) return E_INVALIDARG;
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for (i = 0; i < count; i++)
{
hr = prop_set( reader->prop, reader->prop_count, properties[i].id, properties[i].value,
properties[i].valueSize );
2015-09-15 11:15:58 +02:00
if (hr != S_OK) return hr;
}
if ((hr = read_init_state( reader )) != S_OK) return hr;
charset = detect_charset( xmlbuf->ptr, xmlbuf->size, &offset );
hr = prop_set( reader->prop, reader->prop_count, WS_XML_READER_PROPERTY_CHARSET,
&charset, sizeof(charset) );
if (hr != S_OK) return hr;
set_input_buffer( reader, xmlbuf, (const unsigned char *)xmlbuf->ptr + offset, xmlbuf->size - offset );
if (!(node = alloc_node( WS_XML_NODE_TYPE_BOF ))) return E_OUTOFMEMORY;
read_insert_bof( reader, node );
2015-09-15 11:15:58 +02:00
return S_OK;
}
/**************************************************************************
* WsXmlStringEquals [webservices.@]
*/
HRESULT WINAPI WsXmlStringEquals( const WS_XML_STRING *str1, const WS_XML_STRING *str2, WS_ERROR *error )
{
TRACE( "%s %s %p\n", debugstr_xmlstr(str1), debugstr_xmlstr(str2), error );
if (error) FIXME( "ignoring error parameter\n" );
if (!str1 || !str2) return E_INVALIDARG;
if (str1->length != str2->length) return S_FALSE;
if (!memcmp( str1->bytes, str2->bytes, str1->length )) return S_OK;
return S_FALSE;
}
/**************************************************************************
* WsGetReaderPosition [webservices.@]
*/
HRESULT WINAPI WsGetReaderPosition( WS_XML_READER *handle, WS_XML_NODE_POSITION *pos, WS_ERROR *error )
{
struct reader *reader = (struct reader *)handle;
TRACE( "%p %p %p\n", handle, pos, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!reader || !pos) return E_INVALIDARG;
if (!reader->input_buf) return WS_E_INVALID_OPERATION;
pos->buffer = (WS_XML_BUFFER *)reader->input_buf;
pos->node = reader->current;
return S_OK;
}
/**************************************************************************
* WsSetReaderPosition [webservices.@]
*/
HRESULT WINAPI WsSetReaderPosition( WS_XML_READER *handle, const WS_XML_NODE_POSITION *pos, WS_ERROR *error )
{
struct reader *reader = (struct reader *)handle;
TRACE( "%p %p %p\n", handle, pos, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!reader || !pos || (struct xmlbuf *)pos->buffer != reader->input_buf) return E_INVALIDARG;
if (!reader->input_buf) return WS_E_INVALID_OPERATION;
reader->current = pos->node;
return S_OK;
}