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Sweden-Number/dlls/webservices/writer.c

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/*
* Copyright 2015 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 "webservices.h"
#include "wine/debug.h"
#include "wine/list.h"
#include "webservices_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(webservices);
static const struct
{
ULONG size;
BOOL readonly;
}
writer_props[] =
{
{ sizeof(ULONG), FALSE }, /* WS_XML_WRITER_PROPERTY_MAX_DEPTH */
{ sizeof(BOOL), FALSE }, /* WS_XML_WRITER_PROPERTY_ALLOW_FRAGMENT */
{ sizeof(ULONG), FALSE }, /* WS_XML_READER_PROPERTY_MAX_ATTRIBUTES */
{ sizeof(BOOL), FALSE }, /* WS_XML_WRITER_PROPERTY_WRITE_DECLARATION */
{ sizeof(ULONG), FALSE }, /* WS_XML_WRITER_PROPERTY_INDENT */
{ sizeof(ULONG), FALSE }, /* WS_XML_WRITER_PROPERTY_BUFFER_TRIM_SIZE */
{ sizeof(WS_CHARSET), FALSE }, /* WS_XML_WRITER_PROPERTY_CHARSET */
{ sizeof(WS_BUFFERS), FALSE }, /* WS_XML_WRITER_PROPERTY_BUFFERS */
{ sizeof(ULONG), FALSE }, /* WS_XML_WRITER_PROPERTY_BUFFER_MAX_SIZE */
{ sizeof(WS_BYTES), FALSE }, /* WS_XML_WRITER_PROPERTY_BYTES */
{ sizeof(BOOL), TRUE }, /* WS_XML_WRITER_PROPERTY_IN_ATTRIBUTE */
{ sizeof(ULONG), FALSE }, /* WS_XML_WRITER_PROPERTY_MAX_MIME_PARTS_BUFFER_SIZE */
{ sizeof(WS_BYTES), FALSE }, /* WS_XML_WRITER_PROPERTY_INITIAL_BUFFER */
{ sizeof(BOOL), FALSE }, /* WS_XML_WRITER_PROPERTY_ALLOW_INVALID_CHARACTER_REFERENCES */
{ sizeof(ULONG), FALSE }, /* WS_XML_WRITER_PROPERTY_MAX_NAMESPACES */
{ sizeof(ULONG), TRUE }, /* WS_XML_WRITER_PROPERTY_BYTES_WRITTEN */
{ sizeof(ULONG), TRUE }, /* WS_XML_WRITER_PROPERTY_BYTES_TO_CLOSE */
{ sizeof(BOOL), FALSE }, /* WS_XML_WRITER_PROPERTY_COMPRESS_EMPTY_ELEMENTS */
{ sizeof(BOOL), FALSE } /* WS_XML_WRITER_PROPERTY_EMIT_UNCOMPRESSED_EMPTY_ELEMENTS */
};
enum writer_state
{
WRITER_STATE_INITIAL,
WRITER_STATE_STARTELEMENT,
WRITER_STATE_STARTENDELEMENT,
WRITER_STATE_STARTATTRIBUTE,
WRITER_STATE_ENDSTARTELEMENT,
WRITER_STATE_ENDELEMENT
};
struct writer
{
ULONG write_pos;
unsigned char *write_bufptr;
enum writer_state state;
struct node *root;
struct node *current;
WS_XML_STRING *current_ns;
WS_XML_WRITER_OUTPUT_TYPE output_type;
struct xmlbuf *output_buf;
WS_HEAP *output_heap;
ULONG prop_count;
WS_XML_WRITER_PROPERTY prop[sizeof(writer_props)/sizeof(writer_props[0])];
};
static struct writer *alloc_writer(void)
{
static const ULONG count = sizeof(writer_props)/sizeof(writer_props[0]);
struct writer *ret;
ULONG i, size = sizeof(*ret) + count * sizeof(WS_XML_WRITER_PROPERTY);
char *ptr;
for (i = 0; i < count; i++) size += writer_props[i].size;
if (!(ret = heap_alloc_zero( size ))) return NULL;
ptr = (char *)&ret->prop[count];
for (i = 0; i < count; i++)
{
ret->prop[i].value = ptr;
ret->prop[i].valueSize = writer_props[i].size;
ptr += ret->prop[i].valueSize;
}
ret->prop_count = count;
return ret;
}
static HRESULT set_writer_prop( struct writer *writer, WS_XML_WRITER_PROPERTY_ID id, const void *value,
ULONG size )
{
if (id >= writer->prop_count || size != writer_props[id].size || writer_props[id].readonly)
return E_INVALIDARG;
memcpy( writer->prop[id].value, value, size );
return S_OK;
}
static HRESULT get_writer_prop( struct writer *writer, WS_XML_WRITER_PROPERTY_ID id, void *buf, ULONG size )
{
if (id >= writer->prop_count || size != writer_props[id].size)
return E_INVALIDARG;
memcpy( buf, writer->prop[id].value, writer->prop[id].valueSize );
return S_OK;
}
static void free_writer( struct writer *writer )
{
destroy_nodes( writer->root );
heap_free( writer->current_ns );
WsFreeHeap( writer->output_heap );
heap_free( writer );
}
static void write_insert_eof( struct writer *writer, struct node *eof )
{
if (!writer->root) writer->root = eof;
else
{
eof->parent = writer->root;
list_add_tail( &writer->root->children, &eof->entry );
}
writer->current = eof;
}
static void write_insert_bof( struct writer *writer, struct node *bof )
{
writer->root->parent = bof;
list_add_tail( &bof->children, &writer->root->entry );
writer->current = writer->root = bof;
}
static void write_insert_node( struct writer *writer, struct node *node )
{
node->parent = writer->current;
if (writer->current == writer->root)
{
struct list *eof = list_tail( &writer->root->children );
list_add_before( eof, &node->entry );
}
else list_add_tail( &writer->current->children, &node->entry );
writer->current = node;
}
static HRESULT write_init_state( struct writer *writer )
{
struct node *node;
heap_free( writer->current_ns );
writer->current_ns = NULL;
destroy_nodes( writer->root );
writer->root = NULL;
if (!(node = alloc_node( WS_XML_NODE_TYPE_EOF ))) return E_OUTOFMEMORY;
write_insert_eof( writer, node );
writer->state = WRITER_STATE_INITIAL;
return S_OK;
}
/**************************************************************************
* WsCreateWriter [webservices.@]
*/
HRESULT WINAPI WsCreateWriter( const WS_XML_WRITER_PROPERTY *properties, ULONG count,
WS_XML_WRITER **handle, WS_ERROR *error )
{
struct writer *writer;
ULONG i, max_depth = 32, max_attrs = 128, trim_size = 4096, max_size = 65536, max_ns = 32;
WS_CHARSET charset = WS_CHARSET_UTF8;
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 (!(writer = alloc_writer())) return E_OUTOFMEMORY;
set_writer_prop( writer, WS_XML_WRITER_PROPERTY_MAX_DEPTH, &max_depth, sizeof(max_depth) );
set_writer_prop( writer, WS_XML_WRITER_PROPERTY_MAX_ATTRIBUTES, &max_attrs, sizeof(max_attrs) );
set_writer_prop( writer, WS_XML_WRITER_PROPERTY_BUFFER_TRIM_SIZE, &trim_size, sizeof(trim_size) );
set_writer_prop( writer, WS_XML_WRITER_PROPERTY_CHARSET, &charset, sizeof(charset) );
set_writer_prop( writer, WS_XML_WRITER_PROPERTY_BUFFER_MAX_SIZE, &max_size, sizeof(max_size) );
set_writer_prop( writer, WS_XML_WRITER_PROPERTY_MAX_MIME_PARTS_BUFFER_SIZE, &max_size, sizeof(max_size) );
set_writer_prop( writer, WS_XML_WRITER_PROPERTY_MAX_NAMESPACES, &max_ns, sizeof(max_ns) );
for (i = 0; i < count; i++)
{
hr = set_writer_prop( writer, properties[i].id, properties[i].value, properties[i].valueSize );
if (hr != S_OK)
{
free_writer( writer );
return hr;
}
}
hr = get_writer_prop( writer, WS_XML_WRITER_PROPERTY_BUFFER_MAX_SIZE, &max_size, sizeof(max_size) );
if (hr != S_OK)
{
free_writer( writer );
return hr;
}
hr = WsCreateHeap( max_size, 0, NULL, 0, &writer->output_heap, NULL );
if (hr != S_OK)
{
free_writer( writer );
return hr;
}
hr = write_init_state( writer );
if (hr != S_OK)
{
free_writer( writer );
return hr;
}
*handle = (WS_XML_WRITER *)writer;
return S_OK;
}
/**************************************************************************
* WsFreeWriter [webservices.@]
*/
void WINAPI WsFreeWriter( WS_XML_WRITER *handle )
{
struct writer *writer = (struct writer *)handle;
TRACE( "%p\n", handle );
free_writer( writer );
}
#define XML_BUFFER_INITIAL_ALLOCATED_SIZE 256
static struct xmlbuf *alloc_xmlbuf( WS_HEAP *heap )
{
struct xmlbuf *ret;
if (!(ret = ws_alloc( heap, sizeof(*ret) ))) return NULL;
if (!(ret->ptr = ws_alloc( heap, XML_BUFFER_INITIAL_ALLOCATED_SIZE )))
{
ws_free( heap, ret );
return NULL;
}
ret->heap = heap;
ret->size_allocated = XML_BUFFER_INITIAL_ALLOCATED_SIZE;
ret->size = 0;
return ret;
}
static void free_xmlbuf( struct xmlbuf *xmlbuf )
{
if (!xmlbuf) return;
ws_free( xmlbuf->heap, xmlbuf->ptr );
ws_free( xmlbuf->heap, xmlbuf );
}
/**************************************************************************
* WsCreateXmlBuffer [webservices.@]
*/
HRESULT WINAPI WsCreateXmlBuffer( WS_HEAP *heap, const WS_XML_BUFFER_PROPERTY *properties,
ULONG count, WS_XML_BUFFER **handle, WS_ERROR *error )
{
struct xmlbuf *xmlbuf;
if (!heap || !handle) return E_INVALIDARG;
if (count) FIXME( "properties not implemented\n" );
if (!(xmlbuf = alloc_xmlbuf( heap ))) return E_OUTOFMEMORY;
*handle = (WS_XML_BUFFER *)xmlbuf;
return S_OK;
}
/**************************************************************************
* WsGetWriterProperty [webservices.@]
*/
HRESULT WINAPI WsGetWriterProperty( WS_XML_WRITER *handle, WS_XML_WRITER_PROPERTY_ID id,
void *buf, ULONG size, WS_ERROR *error )
{
struct writer *writer = (struct writer *)handle;
TRACE( "%p %u %p %u %p\n", handle, id, buf, size, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!writer->output_type) return WS_E_INVALID_OPERATION;
switch (id)
{
case WS_XML_WRITER_PROPERTY_BYTES:
{
WS_BYTES *bytes = buf;
if (size != sizeof(*bytes)) return E_INVALIDARG;
bytes->bytes = writer->output_buf->ptr;
bytes->length = writer->output_buf->size;
return S_OK;
}
default:
return get_writer_prop( writer, id, buf, size );
}
}
static void set_output_buffer( struct writer *writer, struct xmlbuf *xmlbuf )
{
/* free current buffer if it's ours */
if (writer->output_buf && writer->output_buf->heap == writer->output_heap)
{
free_xmlbuf( writer->output_buf );
}
writer->output_buf = xmlbuf;
writer->output_type = WS_XML_WRITER_OUTPUT_TYPE_BUFFER;
writer->write_bufptr = xmlbuf->ptr;
writer->write_pos = 0;
}
/**************************************************************************
* WsSetOutput [webservices.@]
*/
HRESULT WINAPI WsSetOutput( WS_XML_WRITER *handle, const WS_XML_WRITER_ENCODING *encoding,
const WS_XML_WRITER_OUTPUT *output, const WS_XML_WRITER_PROPERTY *properties,
ULONG count, WS_ERROR *error )
{
struct writer *writer = (struct writer *)handle;
struct node *node;
HRESULT hr;
ULONG i;
TRACE( "%p %p %p %p %u %p\n", handle, encoding, output, properties, count, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!writer) return E_INVALIDARG;
for (i = 0; i < count; i++)
{
hr = set_writer_prop( writer, properties[i].id, properties[i].value, properties[i].valueSize );
if (hr != S_OK) return hr;
}
if ((hr = write_init_state( writer )) != S_OK) return hr;
switch (encoding->encodingType)
{
case WS_XML_WRITER_ENCODING_TYPE_TEXT:
{
WS_XML_WRITER_TEXT_ENCODING *text = (WS_XML_WRITER_TEXT_ENCODING *)encoding;
if (text->charSet != WS_CHARSET_UTF8)
{
FIXME( "charset %u not supported\n", text->charSet );
return E_NOTIMPL;
}
break;
}
default:
FIXME( "encoding type %u not supported\n", encoding->encodingType );
return E_NOTIMPL;
}
switch (output->outputType)
{
case WS_XML_WRITER_OUTPUT_TYPE_BUFFER:
{
struct xmlbuf *xmlbuf;
if (!(xmlbuf = alloc_xmlbuf( writer->output_heap ))) return E_OUTOFMEMORY;
set_output_buffer( writer, xmlbuf );
break;
}
default:
FIXME( "output type %u not supported\n", output->outputType );
return E_NOTIMPL;
}
if (!(node = alloc_node( WS_XML_NODE_TYPE_BOF ))) return E_OUTOFMEMORY;
write_insert_bof( writer, node );
return S_OK;
}
/**************************************************************************
* WsSetOutputToBuffer [webservices.@]
*/
HRESULT WINAPI WsSetOutputToBuffer( WS_XML_WRITER *handle, WS_XML_BUFFER *buffer,
const WS_XML_WRITER_PROPERTY *properties, ULONG count,
WS_ERROR *error )
{
struct writer *writer = (struct writer *)handle;
struct xmlbuf *xmlbuf = (struct xmlbuf *)buffer;
struct node *node;
HRESULT hr;
ULONG i;
TRACE( "%p %p %p %u %p\n", handle, buffer, properties, count, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!writer || !xmlbuf) return E_INVALIDARG;
for (i = 0; i < count; i++)
{
hr = set_writer_prop( writer, properties[i].id, properties[i].value, properties[i].valueSize );
if (hr != S_OK) return hr;
}
if ((hr = write_init_state( writer )) != S_OK) return hr;
set_output_buffer( writer, xmlbuf );
if (!(node = alloc_node( WS_XML_NODE_TYPE_BOF ))) return E_OUTOFMEMORY;
write_insert_bof( writer, node );
return S_OK;
}
static HRESULT write_grow_buffer( struct writer *writer, ULONG size )
{
struct xmlbuf *buf = writer->output_buf;
SIZE_T new_size;
void *tmp;
if (buf->size_allocated >= writer->write_pos + size)
{
buf->size = writer->write_pos + size;
return S_OK;
}
new_size = max( buf->size_allocated * 2, writer->write_pos + size );
if (!(tmp = ws_realloc( buf->heap, buf->ptr, new_size ))) return E_OUTOFMEMORY;
writer->write_bufptr = buf->ptr = tmp;
buf->size_allocated = new_size;
buf->size = writer->write_pos + size;
return S_OK;
}
static inline void write_char( struct writer *writer, unsigned char ch )
{
writer->write_bufptr[writer->write_pos++] = ch;
}
static inline void write_bytes( struct writer *writer, const BYTE *bytes, ULONG len )
{
memcpy( writer->write_bufptr + writer->write_pos, bytes, len );
writer->write_pos += len;
}
static HRESULT write_attribute( struct writer *writer, WS_XML_ATTRIBUTE *attr )
{
WS_XML_UTF8_TEXT *text = (WS_XML_UTF8_TEXT *)attr->value;
ULONG size;
HRESULT hr;
/* ' prefix:attr="value"' */
size = attr->localName->length + 4 /* ' =""' */;
if (attr->prefix) size += attr->prefix->length + 1 /* ':' */;
if (text) size += text->value.length;
if ((hr = write_grow_buffer( writer, size )) != S_OK) return hr;
write_char( writer, ' ' );
if (attr->prefix)
{
write_bytes( writer, attr->prefix->bytes, attr->prefix->length );
write_char( writer, ':' );
}
write_bytes( writer, attr->localName->bytes, attr->localName->length );
write_char( writer, '=' );
if (attr->singleQuote) write_char( writer, '\'' );
else write_char( writer, '"' );
if (text) write_bytes( writer, text->value.bytes, text->value.length );
if (attr->singleQuote) write_char( writer, '\'' );
else write_char( writer, '"' );
/* FIXME: ignoring namespace */
return S_OK;
}
static inline BOOL is_current_namespace( struct writer *writer, const WS_XML_STRING *ns )
{
return (WsXmlStringEquals( writer->current_ns, ns, NULL ) == S_OK);
}
static HRESULT set_current_namespace( struct writer *writer, const WS_XML_STRING *ns )
{
WS_XML_STRING *str;
if (!(str = alloc_xml_string( ns->bytes, ns->length ))) return E_OUTOFMEMORY;
heap_free( writer->current_ns );
writer->current_ns = str;
return S_OK;
}
static HRESULT write_startelement( struct writer *writer )
{
WS_XML_ELEMENT_NODE *elem = &writer->current->hdr;
ULONG size, i;
HRESULT hr;
/* '<prefix:localname prefix:attr="value"... xmlns:prefix="ns"' */
size = elem->localName->length + 1 /* '<' */;
if (elem->prefix) size += elem->prefix->length + 1 /* ':' */;
if (elem->ns->length && !is_current_namespace( writer, elem->ns ))
{
size += strlen(" xmlns") + elem->ns->length + 3 /* '=""' */;
if (elem->prefix) size += elem->prefix->length + 1 /* ':' */;
}
if ((hr = write_grow_buffer( writer, size )) != S_OK) return hr;
write_char( writer, '<' );
if (elem->prefix)
{
write_bytes( writer, elem->prefix->bytes, elem->prefix->length );
write_char( writer, ':' );
}
write_bytes( writer, elem->localName->bytes, elem->localName->length );
for (i = 0; i < elem->attributeCount; i++)
{
if ((hr = write_attribute( writer, elem->attributes[i] )) != S_OK) return hr;
}
if (elem->ns->length && !is_current_namespace( writer, elem->ns ))
{
if ((hr = set_current_namespace( writer, elem->ns )) != S_OK) return hr;
write_bytes( writer, (const BYTE *)" xmlns", 6 );
if (elem->prefix)
{
write_char( writer, ':' );
write_bytes( writer, elem->prefix->bytes, elem->prefix->length );
}
write_char( writer, '=' );
write_char( writer, '"' );
write_bytes( writer, elem->ns->bytes, elem->ns->length );
write_char( writer, '"' );
}
return S_OK;
}
static HRESULT write_endelement( struct writer *writer )
{
WS_XML_ELEMENT_NODE *elem = (WS_XML_ELEMENT_NODE *)writer->current;
ULONG size;
HRESULT hr;
/* '</prefix:localname>' */
size = elem->localName->length + 3 /* '</>' */;
if (elem->prefix) size += elem->prefix->length + 1 /* ':' */;
if ((hr = write_grow_buffer( writer, size )) != S_OK) return hr;
write_char( writer, '<' );
write_char( writer, '/' );
if (elem->prefix)
{
write_bytes( writer, elem->prefix->bytes, elem->prefix->length );
write_char( writer, ':' );
}
write_bytes( writer, elem->localName->bytes, elem->localName->length );
write_char( writer, '>' );
return S_OK;
}
/**************************************************************************
* WsWriteEndAttribute [webservices.@]
*/
HRESULT WINAPI WsWriteEndAttribute( WS_XML_WRITER *handle, WS_ERROR *error )
{
struct writer *writer = (struct writer *)handle;
TRACE( "%p %p\n", handle, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!writer) return E_INVALIDARG;
if (writer->state != WRITER_STATE_STARTATTRIBUTE) return WS_E_INVALID_OPERATION;
writer->state = WRITER_STATE_STARTELEMENT;
return S_OK;
}
/**************************************************************************
* WsWriteEndElement [webservices.@]
*/
HRESULT WINAPI WsWriteEndElement( WS_XML_WRITER *handle, WS_ERROR *error )
{
struct writer *writer = (struct writer *)handle;
HRESULT hr;
TRACE( "%p %p\n", handle, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!writer) return E_INVALIDARG;
if (writer->state == WRITER_STATE_STARTELEMENT)
{
/* '/>' */
if ((hr = write_startelement( writer )) != S_OK) return hr;
if ((hr = write_grow_buffer( writer, 2 )) != S_OK) return hr;
write_char( writer, '/' );
write_char( writer, '>' );
writer->current = writer->current->parent;
writer->state = WRITER_STATE_STARTENDELEMENT;
return S_OK;
}
else
{
struct node *node = alloc_node( WS_XML_NODE_TYPE_END_ELEMENT );
if (!node) return E_OUTOFMEMORY;
/* '</prefix:localname>' */
if ((hr = write_endelement( writer )) != S_OK)
{
free_node( node );
return hr;
}
write_insert_node( writer, node );
writer->current = node->parent;
writer->state = WRITER_STATE_ENDELEMENT;
return S_OK;
}
return WS_E_INVALID_OPERATION;
}
/**************************************************************************
* WsWriteEndStartElement [webservices.@]
*/
HRESULT WINAPI WsWriteEndStartElement( WS_XML_WRITER *handle, WS_ERROR *error )
{
struct writer *writer = (struct writer *)handle;
HRESULT hr;
TRACE( "%p %p\n", handle, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!writer) return E_INVALIDARG;
if (writer->state != WRITER_STATE_STARTELEMENT) return WS_E_INVALID_OPERATION;
if ((hr = write_startelement( writer )) != S_OK) return hr;
if ((hr = write_grow_buffer( writer, 1 )) != S_OK) return hr;
write_char( writer, '>' );
writer->state = WRITER_STATE_ENDSTARTELEMENT;
return S_OK;
}
/**************************************************************************
* WsWriteStartAttribute [webservices.@]
*/
HRESULT WINAPI WsWriteStartAttribute( WS_XML_WRITER *handle, const WS_XML_STRING *prefix,
const WS_XML_STRING *localname, const WS_XML_STRING *ns,
BOOL single, WS_ERROR *error )
{
struct writer *writer = (struct writer *)handle;
WS_XML_ELEMENT_NODE *elem;
WS_XML_ATTRIBUTE *attr;
HRESULT hr = E_OUTOFMEMORY;
TRACE( "%p %s %s %s %d %p\n", handle, debugstr_xmlstr(prefix), debugstr_xmlstr(localname),
debugstr_xmlstr(ns), single, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!writer || !localname || !ns) return E_INVALIDARG;
if (writer->state != WRITER_STATE_STARTELEMENT) return WS_E_INVALID_OPERATION;
elem = (WS_XML_ELEMENT_NODE *)writer->current;
if (!(attr = heap_alloc_zero( sizeof(*attr) ))) return E_OUTOFMEMORY;
attr->singleQuote = !!single;
if (prefix && !(attr->prefix = alloc_xml_string( prefix->bytes, prefix->length )))
goto error;
if (!(attr->localName = alloc_xml_string( localname->bytes, localname->length )))
goto error;
if (!(attr->ns = alloc_xml_string( ns->bytes, ns->length )))
goto error;
if ((hr = append_attribute( elem, attr )) != S_OK) goto error;
writer->state = WRITER_STATE_STARTATTRIBUTE;
return S_OK;
error:
free_attribute( attr );
return hr;
}
/**************************************************************************
* WsWriteStartElement [webservices.@]
*/
HRESULT WINAPI WsWriteStartElement( WS_XML_WRITER *handle, const WS_XML_STRING *prefix,
const WS_XML_STRING *localname, const WS_XML_STRING *ns,
WS_ERROR *error )
{
struct writer *writer = (struct writer *)handle;
struct node *node;
WS_XML_ELEMENT_NODE *elem;
HRESULT hr = E_OUTOFMEMORY;
TRACE( "%p %s %s %s %p\n", handle, debugstr_xmlstr(prefix), debugstr_xmlstr(localname),
debugstr_xmlstr(ns), error );
if (error) FIXME( "ignoring error parameter\n" );
if (!writer || !localname || !ns) return E_INVALIDARG;
/* flush current start element */
if (writer->state == WRITER_STATE_STARTELEMENT)
{
if ((hr = write_startelement( writer )) != S_OK) return hr;
if ((hr = write_grow_buffer( writer, 1 )) != S_OK) return hr;
write_char( writer, '>' );
}
if (!(node = alloc_node( WS_XML_NODE_TYPE_ELEMENT ))) return E_OUTOFMEMORY;
elem = (WS_XML_ELEMENT_NODE *)node;
if (prefix && !(elem->prefix = alloc_xml_string( prefix->bytes, prefix->length )))
goto error;
if (!(elem->localName = alloc_xml_string( localname->bytes, localname->length )))
goto error;
if (!(elem->ns = alloc_xml_string( ns->bytes, ns->length )))
goto error;
write_insert_node( writer, node );
writer->state = WRITER_STATE_STARTELEMENT;
return S_OK;
error:
free_node( node );
return hr;
}
/**************************************************************************
* WsWriteText [webservices.@]
*/
HRESULT WINAPI WsWriteText( WS_XML_WRITER *handle, const WS_XML_TEXT *text, WS_ERROR *error )
{
struct writer *writer = (struct writer *)handle;
WS_XML_ELEMENT_NODE *elem;
WS_XML_UTF8_TEXT *src, *dst;
TRACE( "%p %p %p\n", handle, text, error );
if (!writer || !text) return E_INVALIDARG;
if (writer->state != WRITER_STATE_STARTATTRIBUTE)
{
FIXME( "can't handle writer state %u\n", writer->state );
return E_NOTIMPL;
}
if (text->textType != WS_XML_TEXT_TYPE_UTF8)
{
FIXME( "text type %u not supported\n", text->textType );
return E_NOTIMPL;
}
src = (WS_XML_UTF8_TEXT *)text;
if (!(dst = alloc_utf8_text( src->value.bytes, src->value.length )))
return E_OUTOFMEMORY;
elem = (WS_XML_ELEMENT_NODE *)writer->current;
elem->attributes[elem->attributeCount - 1]->value = (WS_XML_TEXT *)dst;
return S_OK;
}
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