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/*
* IXmlWriter implementation
*
* Copyright 2011 Alistair Leslie-Hughes
* Copyright 2014-2018 Nikolay Sivov 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
*/
#define COBJMACROS
#include <assert.h>
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "objbase.h"
#include "xmllite.h"
#include "xmllite_private.h"
#include "initguid.h"
#include "wine/debug.h"
#include "wine/list.h"
WINE_DEFAULT_DEBUG_CHANNEL(xmllite);
/* not defined in public headers */
DEFINE_GUID(IID_IXmlWriterOutput, 0xc1131708, 0x0f59, 0x477f, 0x93, 0x59, 0x7d, 0x33, 0x24, 0x51, 0xbc, 0x1a);
static const WCHAR xmlnsuriW[] = L"http://www.w3.org/2000/xmlns/";
struct output_buffer
{
char *data;
unsigned int allocated;
unsigned int written;
UINT codepage;
};
typedef enum
{
XmlWriterState_Initial, /* output is not set yet */
XmlWriterState_Ready, /* SetOutput() was called, ready to start */
XmlWriterState_InvalidEncoding, /* SetOutput() was called, but output had invalid encoding */
XmlWriterState_PIDocStarted, /* document was started with manually added 'xml' PI */
XmlWriterState_DocStarted, /* document was started with WriteStartDocument() */
XmlWriterState_ElemStarted, /* writing element */
XmlWriterState_Content, /* content is accepted at this point */
XmlWriterState_DocClosed /* WriteEndDocument was called */
} XmlWriterState;
typedef struct
{
IXmlWriterOutput IXmlWriterOutput_iface;
LONG ref;
IUnknown *output;
ISequentialStream *stream;
IMalloc *imalloc;
xml_encoding encoding;
WCHAR *encoding_name; /* exactly as specified on output creation */
struct output_buffer buffer;
DWORD written : 1;
} xmlwriteroutput;
static const struct IUnknownVtbl xmlwriteroutputvtbl;
struct element
{
struct list entry;
WCHAR *qname;
unsigned int len; /* qname length in chars */
struct list ns;
};
struct ns
{
struct list entry;
WCHAR *prefix;
int prefix_len;
WCHAR *uri;
BOOL emitted;
struct element *element;
};
typedef struct _xmlwriter
{
IXmlWriter IXmlWriter_iface;
LONG ref;
IMalloc *imalloc;
xmlwriteroutput *output;
unsigned int indent_level;
BOOL indent;
BOOL bom;
BOOL omitxmldecl;
XmlConformanceLevel conformance;
XmlWriterState state;
struct list elements;
DWORD bomwritten : 1;
DWORD starttagopen : 1;
DWORD textnode : 1;
} xmlwriter;
static inline xmlwriter *impl_from_IXmlWriter(IXmlWriter *iface)
{
return CONTAINING_RECORD(iface, xmlwriter, IXmlWriter_iface);
}
static inline xmlwriteroutput *impl_from_IXmlWriterOutput(IXmlWriterOutput *iface)
{
return CONTAINING_RECORD(iface, xmlwriteroutput, IXmlWriterOutput_iface);
}
static const char *debugstr_writer_prop(XmlWriterProperty prop)
{
static const char * const prop_names[] =
{
"MultiLanguage",
"Indent",
"ByteOrderMark",
"OmitXmlDeclaration",
"ConformanceLevel"
};
if (prop > _XmlWriterProperty_Last)
return wine_dbg_sprintf("unknown property=%d", prop);
return prop_names[prop];
}
static HRESULT create_writer_output(IUnknown *stream, IMalloc *imalloc, xml_encoding encoding,
const WCHAR *encoding_name, xmlwriteroutput **out);
/* writer output memory allocation functions */
static inline void *writeroutput_alloc(xmlwriteroutput *output, size_t len)
{
return m_alloc(output->imalloc, len);
}
static inline void writeroutput_free(xmlwriteroutput *output, void *mem)
{
m_free(output->imalloc, mem);
}
static inline void *writeroutput_realloc(xmlwriteroutput *output, void *mem, size_t len)
{
return m_realloc(output->imalloc, mem, len);
}
/* writer memory allocation functions */
static inline void *writer_alloc(const xmlwriter *writer, size_t len)
{
return m_alloc(writer->imalloc, len);
}
static inline void writer_free(const xmlwriter *writer, void *mem)
{
m_free(writer->imalloc, mem);
}
static struct element *alloc_element(xmlwriter *writer, const WCHAR *prefix, const WCHAR *local)
{
struct element *ret;
int len;
ret = writer_alloc(writer, sizeof(*ret));
if (!ret) return ret;
len = prefix ? lstrlenW(prefix) + 1 /* ':' */ : 0;
len += lstrlenW(local);
ret->qname = writer_alloc(writer, (len + 1)*sizeof(WCHAR));
ret->len = len;
if (prefix)
{
lstrcpyW(ret->qname, prefix);
lstrcatW(ret->qname, L":");
}
else
ret->qname[0] = 0;
lstrcatW(ret->qname, local);
list_init(&ret->ns);
return ret;
}
static void writer_free_element(xmlwriter *writer, struct element *element)
{
struct ns *ns, *ns2;
LIST_FOR_EACH_ENTRY_SAFE(ns, ns2, &element->ns, struct ns, entry)
{
list_remove(&ns->entry);
writer_free(writer, ns->prefix);
writer_free(writer, ns->uri);
writer_free(writer, ns);
}
writer_free(writer, element->qname);
writer_free(writer, element);
}
static void writer_free_element_stack(xmlwriter *writer)
{
struct element *element, *element2;
LIST_FOR_EACH_ENTRY_SAFE(element, element2, &writer->elements, struct element, entry)
{
list_remove(&element->entry);
writer_free_element(writer, element);
}
}
static void writer_push_element(xmlwriter *writer, struct element *element)
{
list_add_head(&writer->elements, &element->entry);
}
static struct element *pop_element(xmlwriter *writer)
{
struct element *element = LIST_ENTRY(list_head(&writer->elements), struct element, entry);
if (element)
list_remove(&element->entry);
return element;
}
static WCHAR *writer_strndupW(const xmlwriter *writer, const WCHAR *str, int len)
{
size_t size;
WCHAR *ret;
if (!str)
return NULL;
if (len == -1)
len = lstrlenW(str);
size = (len + 1) * sizeof(WCHAR);
ret = writer_alloc(writer, size);
memcpy(ret, str, size);
return ret;
}
static WCHAR *writer_strdupW(const xmlwriter *writer, const WCHAR *str)
{
return writer_strndupW(writer, str, -1);
}
static struct ns *writer_push_ns(xmlwriter *writer, const WCHAR *prefix, int prefix_len, const WCHAR *uri)
{
struct element *element;
struct ns *ns;
element = LIST_ENTRY(list_head(&writer->elements), struct element, entry);
if (!element)
return NULL;
if ((ns = writer_alloc(writer, sizeof(*ns))))
{
ns->prefix = writer_strndupW(writer, prefix, prefix_len);
ns->prefix_len = prefix_len;
ns->uri = writer_strdupW(writer, uri);
ns->emitted = FALSE;
ns->element = element;
list_add_tail(&element->ns, &ns->entry);
}
return ns;
}
static BOOL is_empty_string(const WCHAR *str)
{
return !str || !*str;
}
static struct ns *writer_find_ns_current(const xmlwriter *writer, const WCHAR *prefix, const WCHAR *uri)
{
struct element *element;
struct ns *ns;
if (is_empty_string(prefix) || is_empty_string(uri))
return NULL;
element = LIST_ENTRY(list_head(&writer->elements), struct element, entry);
LIST_FOR_EACH_ENTRY(ns, &element->ns, struct ns, entry)
{
if (!wcscmp(uri, ns->uri) && !wcscmp(prefix, ns->prefix))
return ns;
}
return NULL;
}
static struct ns *writer_find_ns(const xmlwriter *writer, const WCHAR *prefix, const WCHAR *uri)
{
struct element *element;
struct ns *ns;
if (is_empty_string(prefix) && is_empty_string(uri))
return NULL;
LIST_FOR_EACH_ENTRY(element, &writer->elements, struct element, entry)
{
LIST_FOR_EACH_ENTRY(ns, &element->ns, struct ns, entry)
{
if (!uri)
{
if (!ns->prefix) continue;
if (!wcscmp(ns->prefix, prefix))
return ns;
}
else if (!wcscmp(uri, ns->uri))
{
if (prefix && !*prefix)
return NULL;
if (!prefix || !wcscmp(prefix, ns->prefix))
return ns;
}
}
}
return NULL;
}
static HRESULT is_valid_ncname(const WCHAR *str, int *out)
{
int len = 0;
*out = 0;
if (!str || !*str)
return S_OK;
while (*str)
{
if (!is_ncnamechar(*str))
return WC_E_NAMECHARACTER;
len++;
str++;
}
*out = len;
return S_OK;
}
static HRESULT is_valid_name(const WCHAR *str, unsigned int *out)
{
unsigned int len = 1;
*out = 0;
if (!str || !*str)
return S_OK;
if (!is_namestartchar(*str++))
return WC_E_NAMECHARACTER;
while (*str++)
{
if (!is_namechar(*str))
return WC_E_NAMECHARACTER;
len++;
}
*out = len;
return S_OK;
}
static HRESULT is_valid_pubid(const WCHAR *str, unsigned int *out)
{
unsigned int len = 0;
*out = 0;
if (!str || !*str)
return S_OK;
while (*str)
{
if (!is_pubchar(*str++))
return WC_E_PUBLICID;
len++;
}
*out = len;
return S_OK;
}
static HRESULT init_output_buffer(xmlwriteroutput *output)
{
struct output_buffer *buffer = &output->buffer;
const int initial_len = 0x2000;
UINT cp = ~0u;
HRESULT hr;
if (FAILED(hr = get_code_page(output->encoding, &cp)))
WARN("Failed to get code page for specified encoding.\n");
buffer->data = writeroutput_alloc(output, initial_len);
if (!buffer->data) return E_OUTOFMEMORY;
memset(buffer->data, 0, 4);
buffer->allocated = initial_len;
buffer->written = 0;
buffer->codepage = cp;
return S_OK;
}
static void free_output_buffer(xmlwriteroutput *output)
{
struct output_buffer *buffer = &output->buffer;
writeroutput_free(output, buffer->data);
buffer->data = NULL;
buffer->allocated = 0;
buffer->written = 0;
}
static HRESULT grow_output_buffer(xmlwriteroutput *output, int length)
{
struct output_buffer *buffer = &output->buffer;
/* grow if needed, plus 4 bytes to be sure null terminator will fit in */
if (buffer->allocated < buffer->written + length + 4) {
int grown_size = max(2*buffer->allocated, buffer->allocated + length);
char *ptr = writeroutput_realloc(output, buffer->data, grown_size);
if (!ptr) return E_OUTOFMEMORY;
buffer->data = ptr;
buffer->allocated = grown_size;
}
return S_OK;
}
static HRESULT write_output_buffer(xmlwriteroutput *output, const WCHAR *data, int len)
{
struct output_buffer *buffer = &output->buffer;
int length;
HRESULT hr;
char *ptr;
if (buffer->codepage == 1200) {
/* For UTF-16 encoding just copy. */
length = len == -1 ? lstrlenW(data) : len;
if (length) {
length *= sizeof(WCHAR);
hr = grow_output_buffer(output, length);
if (FAILED(hr)) return hr;
ptr = buffer->data + buffer->written;
memcpy(ptr, data, length);
buffer->written += length;
ptr += length;
/* null termination */
*(WCHAR*)ptr = 0;
}
}
else {
length = WideCharToMultiByte(buffer->codepage, 0, data, len, NULL, 0, NULL, NULL);
hr = grow_output_buffer(output, length);
if (FAILED(hr)) return hr;
ptr = buffer->data + buffer->written;
length = WideCharToMultiByte(buffer->codepage, 0, data, len, ptr, length, NULL, NULL);
buffer->written += len == -1 ? length-1 : length;
}
output->written = length != 0;
return S_OK;
}
static HRESULT write_output_buffer_char(xmlwriteroutput *output, WCHAR ch)
{
return write_output_buffer(output, &ch, 1);
}
static HRESULT write_output_buffer_quoted(xmlwriteroutput *output, const WCHAR *data, int len)
{
write_output_buffer_char(output, '"');
if (!is_empty_string(data))
write_output_buffer(output, data, len);
write_output_buffer_char(output, '"');
return S_OK;
}
/* TODO: test if we need to validate char range */
static HRESULT write_output_qname(xmlwriteroutput *output, const WCHAR *prefix, int prefix_len,
const WCHAR *local_name, int local_len)
{
assert(prefix_len >= 0 && local_len >= 0);
if (prefix_len)
write_output_buffer(output, prefix, prefix_len);
if (prefix_len && local_len)
write_output_buffer_char(output, ':');
write_output_buffer(output, local_name, local_len);
return S_OK;
}
static void writeroutput_release_stream(xmlwriteroutput *writeroutput)
{
if (writeroutput->stream) {
ISequentialStream_Release(writeroutput->stream);
writeroutput->stream = NULL;
}
}
static inline HRESULT writeroutput_query_for_stream(xmlwriteroutput *writeroutput)
{
HRESULT hr;
writeroutput_release_stream(writeroutput);
hr = IUnknown_QueryInterface(writeroutput->output, &IID_IStream, (void**)&writeroutput->stream);
if (hr != S_OK)
hr = IUnknown_QueryInterface(writeroutput->output, &IID_ISequentialStream, (void**)&writeroutput->stream);
return hr;
}
static HRESULT writeroutput_flush_stream(xmlwriteroutput *output)
{
struct output_buffer *buffer;
ULONG written, offset = 0;
HRESULT hr;
if (!output || !output->stream)
return S_OK;
buffer = &output->buffer;
/* It will loop forever until everything is written or an error occurred. */
do {
written = 0;
hr = ISequentialStream_Write(output->stream, buffer->data + offset, buffer->written, &written);
if (FAILED(hr)) {
WARN("write to stream failed %#lx.\n", hr);
buffer->written = 0;
return hr;
}
offset += written;
buffer->written -= written;
} while (buffer->written > 0);
return S_OK;
}
static HRESULT write_encoding_bom(xmlwriter *writer)
{
if (!writer->bom || writer->bomwritten) return S_OK;
if (writer->output->encoding == XmlEncoding_UTF16) {
static const char utf16bom[] = {0xff, 0xfe};
struct output_buffer *buffer = &writer->output->buffer;
int len = sizeof(utf16bom);
HRESULT hr;
hr = grow_output_buffer(writer->output, len);
if (FAILED(hr)) return hr;
memcpy(buffer->data + buffer->written, utf16bom, len);
buffer->written += len;
}
writer->bomwritten = TRUE;
return S_OK;
}
static const WCHAR *get_output_encoding_name(xmlwriteroutput *output)
{
if (output->encoding_name)
return output->encoding_name;
return get_encoding_name(output->encoding);
}
static HRESULT write_xmldecl(xmlwriter *writer, XmlStandalone standalone)
{
write_encoding_bom(writer);
writer->state = XmlWriterState_DocStarted;
if (writer->omitxmldecl) return S_OK;
/* version */
write_output_buffer(writer->output, L"<?xml version=\"1.0\"", 19);
/* encoding */
write_output_buffer(writer->output, L" encoding=", 10);
write_output_buffer_quoted(writer->output, get_output_encoding_name(writer->output), -1);
/* standalone */
if (standalone == XmlStandalone_Omit)
write_output_buffer(writer->output, L"?>", 2);
else
{
write_output_buffer(writer->output, L" standalone=\"", 13);
if (standalone == XmlStandalone_Yes)
write_output_buffer(writer->output, L"yes\"?>", 6);
else
write_output_buffer(writer->output, L"no\"?>", 5);
}
return S_OK;
}
static void writer_output_ns(xmlwriter *writer, struct element *element)
{
struct ns *ns;
LIST_FOR_EACH_ENTRY(ns, &element->ns, struct ns, entry)
{
if (ns->emitted)
continue;
write_output_qname(writer->output, L" xmlns", 6, ns->prefix, ns->prefix_len);
write_output_buffer_char(writer->output, '=');
write_output_buffer_quoted(writer->output, ns->uri, -1);
}
}
static HRESULT writer_close_starttag(xmlwriter *writer)
{
HRESULT hr;
if (!writer->starttagopen) return S_OK;
writer_output_ns(writer, LIST_ENTRY(list_head(&writer->elements), struct element, entry));
hr = write_output_buffer_char(writer->output, '>');
writer->starttagopen = 0;
return hr;
}
static void writer_inc_indent(xmlwriter *writer)
{
writer->indent_level++;
}
static void writer_dec_indent(xmlwriter *writer)
{
if (writer->indent_level)
writer->indent_level--;
}
static void write_node_indent(xmlwriter *writer)
{
unsigned int indent_level = writer->indent_level;
if (!writer->indent || writer->textnode)
{
writer->textnode = 0;
return;
}
/* Do state check to prevent newline inserted after BOM. It is assumed that
state does not change between writing BOM and inserting indentation. */
if (writer->output->written && writer->state != XmlWriterState_Ready)
write_output_buffer(writer->output, L"\r\n", 2);
while (indent_level--)
write_output_buffer(writer->output, L" ", 2);
writer->textnode = 0;
}
static HRESULT WINAPI xmlwriter_QueryInterface(IXmlWriter *iface, REFIID riid, void **ppvObject)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppvObject);
if (IsEqualGUID(riid, &IID_IXmlWriter) ||
IsEqualGUID(riid, &IID_IUnknown))
{
*ppvObject = iface;
}
else
{
FIXME("interface %s is not supported\n", debugstr_guid(riid));
*ppvObject = NULL;
return E_NOINTERFACE;
}
IXmlWriter_AddRef(iface);
return S_OK;
}
static ULONG WINAPI xmlwriter_AddRef(IXmlWriter *iface)
{
xmlwriter *writer = impl_from_IXmlWriter(iface);
ULONG ref = InterlockedIncrement(&writer->ref);
TRACE("%p, refcount %lu.\n", iface, ref);
return ref;
}
static ULONG WINAPI xmlwriter_Release(IXmlWriter *iface)
{
xmlwriter *writer = impl_from_IXmlWriter(iface);
ULONG ref = InterlockedDecrement(&writer->ref);
TRACE("%p, refcount %lu.\n", iface, ref);
if (!ref)
{
IMalloc *imalloc = writer->imalloc;
writeroutput_flush_stream(writer->output);
if (writer->output)
IUnknown_Release(&writer->output->IXmlWriterOutput_iface);
writer_free_element_stack(writer);
writer_free(writer, writer);
if (imalloc) IMalloc_Release(imalloc);
}
return ref;
}
/*** IXmlWriter methods ***/
static HRESULT WINAPI xmlwriter_SetOutput(IXmlWriter *iface, IUnknown *output)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
IXmlWriterOutput *writeroutput;
HRESULT hr;
TRACE("(%p)->(%p)\n", This, output);
if (This->output) {
writeroutput_release_stream(This->output);
IUnknown_Release(&This->output->IXmlWriterOutput_iface);
This->output = NULL;
This->bomwritten = 0;
This->textnode = 0;
This->indent_level = 0;
writer_free_element_stack(This);
}
/* just reset current output */
if (!output) {
This->state = XmlWriterState_Initial;
return S_OK;
}
/* now try IXmlWriterOutput, ISequentialStream, IStream */
hr = IUnknown_QueryInterface(output, &IID_IXmlWriterOutput, (void**)&writeroutput);
if (hr == S_OK) {
if (writeroutput->lpVtbl == &xmlwriteroutputvtbl)
This->output = impl_from_IXmlWriterOutput(writeroutput);
else {
ERR("got external IXmlWriterOutput implementation: %p, vtbl=%p\n",
writeroutput, writeroutput->lpVtbl);
IUnknown_Release(writeroutput);
return E_FAIL;
}
}
if (hr != S_OK || !writeroutput) {
/* Create output for given stream. */
hr = create_writer_output(output, This->imalloc, XmlEncoding_UTF8, NULL, &This->output);
if (hr != S_OK)
return hr;
}
if (This->output->encoding == XmlEncoding_Unknown)
This->state = XmlWriterState_InvalidEncoding;
else
This->state = XmlWriterState_Ready;
return writeroutput_query_for_stream(This->output);
}
static HRESULT WINAPI xmlwriter_GetProperty(IXmlWriter *iface, UINT property, LONG_PTR *value)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
TRACE("(%p)->(%s %p)\n", This, debugstr_writer_prop(property), value);
if (!value) return E_INVALIDARG;
switch (property)
{
case XmlWriterProperty_Indent:
*value = This->indent;
break;
case XmlWriterProperty_ByteOrderMark:
*value = This->bom;
break;
case XmlWriterProperty_OmitXmlDeclaration:
*value = This->omitxmldecl;
break;
case XmlWriterProperty_ConformanceLevel:
*value = This->conformance;
break;
default:
FIXME("Unimplemented property (%u)\n", property);
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT WINAPI xmlwriter_SetProperty(IXmlWriter *iface, UINT property, LONG_PTR value)
{
xmlwriter *writer = impl_from_IXmlWriter(iface);
TRACE("%p, %s, %Id.\n", iface, debugstr_writer_prop(property), value);
switch (property)
{
case XmlWriterProperty_Indent:
writer->indent = !!value;
break;
case XmlWriterProperty_ByteOrderMark:
writer->bom = !!value;
break;
case XmlWriterProperty_OmitXmlDeclaration:
writer->omitxmldecl = !!value;
break;
default:
FIXME("Unimplemented property (%u)\n", property);
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT WINAPI xmlwriter_WriteAttributes(IXmlWriter *iface, IXmlReader *pReader,
BOOL fWriteDefaultAttributes)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
FIXME("%p %p %d\n", This, pReader, fWriteDefaultAttributes);
return E_NOTIMPL;
}
static void write_output_attribute(xmlwriter *writer, const WCHAR *prefix, int prefix_len,
const WCHAR *local, int local_len, const WCHAR *value)
{
write_output_buffer_char(writer->output, ' ');
write_output_qname(writer->output, prefix, prefix_len, local, local_len);
write_output_buffer_char(writer->output, '=');
write_output_buffer_quoted(writer->output, value, -1);
}
static BOOL is_valid_xml_space_value(const WCHAR *value)
{
return value && (!wcscmp(value, L"preserve") || !wcscmp(value, L"default"));
}
static HRESULT WINAPI xmlwriter_WriteAttributeString(IXmlWriter *iface, LPCWSTR prefix,
LPCWSTR local, LPCWSTR uri, LPCWSTR value)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
BOOL is_xmlns_prefix, is_xmlns_local;
int prefix_len, local_len;
struct ns *ns;
HRESULT hr;
TRACE("%p %s %s %s %s\n", This, debugstr_w(prefix), debugstr_w(local), debugstr_w(uri), debugstr_w(value));
switch (This->state)
{
case XmlWriterState_Initial:
return E_UNEXPECTED;
case XmlWriterState_Ready:
case XmlWriterState_DocClosed:
This->state = XmlWriterState_DocClosed;
return WR_E_INVALIDACTION;
case XmlWriterState_InvalidEncoding:
return MX_E_ENCODING;
default:
;
}
/* Prefix "xmlns" */
is_xmlns_prefix = prefix && !wcscmp(prefix, L"xmlns");
if (is_xmlns_prefix && is_empty_string(uri) && is_empty_string(local))
return WR_E_NSPREFIXDECLARED;
if (!local)
return E_INVALIDARG;
/* Validate prefix and local name */
if (FAILED(hr = is_valid_ncname(prefix, &prefix_len)))
return hr;
if (FAILED(hr = is_valid_ncname(local, &local_len)))
return hr;
is_xmlns_local = !wcscmp(local, L"xmlns");
/* Trivial case, no prefix. */
if (prefix_len == 0 && is_empty_string(uri))
{
write_output_attribute(This, prefix, prefix_len, local, local_len, value);
return S_OK;
}
/* Predefined "xml" prefix. */
if (prefix_len && !wcscmp(prefix, L"xml"))
{
/* Valid "space" value is enforced. */
if (!wcscmp(local, L"space") && !is_valid_xml_space_value(value))
return WR_E_INVALIDXMLSPACE;
/* Redefinition is not allowed. */
if (!is_empty_string(uri))
return WR_E_XMLPREFIXDECLARATION;
write_output_attribute(This, prefix, prefix_len, local, local_len, value);
return S_OK;
}
if (is_xmlns_prefix || (prefix_len == 0 && uri && !wcscmp(uri, xmlnsuriW)))
{
if (prefix_len && !is_empty_string(uri))
return WR_E_XMLNSPREFIXDECLARATION;
/* Look for exact match defined in current element, and write it out. */
if (!(ns = writer_find_ns_current(This, prefix, value)))
ns = writer_push_ns(This, local, local_len, value);
ns->emitted = TRUE;
write_output_attribute(This, L"xmlns", 5, local, local_len, value);
return S_OK;
}
/* Ignore prefix is URI wasn't specified. */
if (is_xmlns_local && is_empty_string(uri))
{
write_output_attribute(This, NULL, 0, L"xmlns", 5, value);
return S_OK;
}
if (!(ns = writer_find_ns(This, prefix, uri)))
{
if (is_empty_string(prefix) && !is_empty_string(uri))
{
FIXME("Prefix autogeneration is not implemented.\n");
return E_NOTIMPL;
}
if (!is_empty_string(uri))
ns = writer_push_ns(This, prefix, prefix_len, uri);
}
if (ns)
write_output_attribute(This, ns->prefix, ns->prefix_len, local, local_len, value);
else
write_output_attribute(This, prefix, prefix_len, local, local_len, value);
return S_OK;
}
static void write_cdata_section(xmlwriteroutput *output, const WCHAR *data, int len)
{
write_output_buffer(output, L"<![CDATA[", 9);
if (data)
write_output_buffer(output, data, len);
write_output_buffer(output, L"]]>", 3);
}
static HRESULT WINAPI xmlwriter_WriteCData(IXmlWriter *iface, LPCWSTR data)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
int len;
TRACE("%p %s\n", This, debugstr_w(data));
switch (This->state)
{
case XmlWriterState_Initial:
return E_UNEXPECTED;
case XmlWriterState_ElemStarted:
writer_close_starttag(This);
break;
case XmlWriterState_Ready:
case XmlWriterState_DocClosed:
This->state = XmlWriterState_DocClosed;
return WR_E_INVALIDACTION;
case XmlWriterState_InvalidEncoding:
return MX_E_ENCODING;
default:
;
}
len = data ? lstrlenW(data) : 0;
write_node_indent(This);
if (!len)
write_cdata_section(This->output, NULL, 0);
else
{
while (len)
{
const WCHAR *str = wcsstr(data, L"]]>");
if (str) {
str += 2;
write_cdata_section(This->output, data, str - data);
len -= str - data;
data = str;
}
else {
write_cdata_section(This->output, data, len);
break;
}
}
}
return S_OK;
}
static HRESULT WINAPI xmlwriter_WriteCharEntity(IXmlWriter *iface, WCHAR ch)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
WCHAR bufW[16];
TRACE("%p %#x\n", This, ch);
switch (This->state)
{
case XmlWriterState_Initial:
return E_UNEXPECTED;
case XmlWriterState_InvalidEncoding:
return MX_E_ENCODING;
case XmlWriterState_ElemStarted:
writer_close_starttag(This);
break;
case XmlWriterState_DocClosed:
return WR_E_INVALIDACTION;
default:
;
}
swprintf(bufW, ARRAY_SIZE(bufW), L"&#x%x;", ch);
write_output_buffer(This->output, bufW, -1);
return S_OK;
}
static HRESULT WINAPI xmlwriter_WriteChars(IXmlWriter *iface, const WCHAR *pwch, UINT cwch)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
FIXME("%p %s %d\n", This, wine_dbgstr_w(pwch), cwch);
switch (This->state)
{
case XmlWriterState_Initial:
return E_UNEXPECTED;
case XmlWriterState_InvalidEncoding:
return MX_E_ENCODING;
case XmlWriterState_DocClosed:
return WR_E_INVALIDACTION;
default:
;
}
return E_NOTIMPL;
}
static HRESULT WINAPI xmlwriter_WriteComment(IXmlWriter *iface, LPCWSTR comment)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
TRACE("%p %s\n", This, debugstr_w(comment));
switch (This->state)
{
case XmlWriterState_Initial:
return E_UNEXPECTED;
case XmlWriterState_InvalidEncoding:
return MX_E_ENCODING;
case XmlWriterState_ElemStarted:
writer_close_starttag(This);
break;
case XmlWriterState_DocClosed:
return WR_E_INVALIDACTION;
default:
;
}
write_node_indent(This);
write_output_buffer(This->output, L"<!--", 4);
if (comment) {
int len = lstrlenW(comment), i;
/* Make sure there's no two hyphen sequences in a string, space is used as a separator to produce compliant
comment string */
if (len > 1) {
for (i = 0; i < len; i++) {
write_output_buffer(This->output, comment + i, 1);
if (comment[i] == '-' && (i + 1 < len) && comment[i+1] == '-')
write_output_buffer_char(This->output, ' ');
}
}
else
write_output_buffer(This->output, comment, len);
if (len && comment[len-1] == '-')
write_output_buffer_char(This->output, ' ');
}
write_output_buffer(This->output, L"-->", 3);
return S_OK;
}
static HRESULT WINAPI xmlwriter_WriteDocType(IXmlWriter *iface, LPCWSTR name, LPCWSTR pubid,
LPCWSTR sysid, LPCWSTR subset)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
unsigned int name_len, pubid_len;
HRESULT hr;
TRACE("(%p)->(%s %s %s %s)\n", This, wine_dbgstr_w(name), wine_dbgstr_w(pubid), wine_dbgstr_w(sysid),
wine_dbgstr_w(subset));
switch (This->state)
{
case XmlWriterState_Initial:
return E_UNEXPECTED;
case XmlWriterState_InvalidEncoding:
return MX_E_ENCODING;
case XmlWriterState_Content:
case XmlWriterState_DocClosed:
return WR_E_INVALIDACTION;
default:
;
}
if (is_empty_string(name))
return E_INVALIDARG;
if (FAILED(hr = is_valid_name(name, &name_len)))
return hr;
if (FAILED(hr = is_valid_pubid(pubid, &pubid_len)))
return hr;
write_output_buffer(This->output, L"<!DOCTYPE ", 10);
write_output_buffer(This->output, name, name_len);
if (pubid)
{
write_output_buffer(This->output, L" PUBLIC ", 8);
write_output_buffer_quoted(This->output, pubid, pubid_len);
write_output_buffer_char(This->output, ' ');
write_output_buffer_quoted(This->output, sysid, -1);
}
else if (sysid)
{
write_output_buffer(This->output, L" SYSTEM ", 8);
write_output_buffer_quoted(This->output, sysid, -1);
}
if (subset)
{
write_output_buffer_char(This->output, ' ');
write_output_buffer_char(This->output, '[');
write_output_buffer(This->output, subset, -1);
write_output_buffer_char(This->output, ']');
}
write_output_buffer_char(This->output, '>');
This->state = XmlWriterState_Content;
return S_OK;
}
static HRESULT WINAPI xmlwriter_WriteElementString(IXmlWriter *iface, LPCWSTR prefix,
LPCWSTR local_name, LPCWSTR uri, LPCWSTR value)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
int prefix_len, local_len;
struct ns *ns;
HRESULT hr;
TRACE("(%p)->(%s %s %s %s)\n", This, wine_dbgstr_w(prefix), wine_dbgstr_w(local_name),
wine_dbgstr_w(uri), wine_dbgstr_w(value));
switch (This->state)
{
case XmlWriterState_Initial:
return E_UNEXPECTED;
case XmlWriterState_InvalidEncoding:
return MX_E_ENCODING;
case XmlWriterState_ElemStarted:
writer_close_starttag(This);
break;
case XmlWriterState_DocClosed:
return WR_E_INVALIDACTION;
default:
;
}
if (!local_name)
return E_INVALIDARG;
/* Validate prefix and local name */
if (FAILED(hr = is_valid_ncname(prefix, &prefix_len)))
return hr;
if (FAILED(hr = is_valid_ncname(local_name, &local_len)))
return hr;
ns = writer_find_ns(This, prefix, uri);
if (!ns && !is_empty_string(prefix) && is_empty_string(uri))
return WR_E_NSPREFIXWITHEMPTYNSURI;
if (uri && !wcscmp(uri, xmlnsuriW))
{
if (!prefix)
return WR_E_XMLNSPREFIXDECLARATION;
if (!is_empty_string(prefix))
return WR_E_XMLNSURIDECLARATION;
}
write_encoding_bom(This);
write_node_indent(This);
write_output_buffer_char(This->output, '<');
if (ns)
write_output_qname(This->output, ns->prefix, ns->prefix_len, local_name, local_len);
else
write_output_qname(This->output, prefix, prefix_len, local_name, local_len);
if (!ns && (prefix_len || !is_empty_string(uri)))
{
write_output_qname(This->output, L" xmlns", 6, prefix, prefix_len);
write_output_buffer_char(This->output, '=');
write_output_buffer_quoted(This->output, uri, -1);
}
if (value)
{
write_output_buffer_char(This->output, '>');
write_output_buffer(This->output, value, -1);
write_output_buffer(This->output, L"</", 2);
write_output_qname(This->output, prefix, prefix_len, local_name, local_len);
write_output_buffer_char(This->output, '>');
}
else
write_output_buffer(This->output, L" />", 3);
This->state = XmlWriterState_Content;
return S_OK;
}
static HRESULT WINAPI xmlwriter_WriteEndDocument(IXmlWriter *iface)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
TRACE("%p\n", This);
switch (This->state)
{
case XmlWriterState_Initial:
return E_UNEXPECTED;
case XmlWriterState_Ready:
case XmlWriterState_DocClosed:
This->state = XmlWriterState_DocClosed;
return WR_E_INVALIDACTION;
case XmlWriterState_InvalidEncoding:
return MX_E_ENCODING;
default:
;
}
/* empty element stack */
while (IXmlWriter_WriteEndElement(iface) == S_OK)
;
This->state = XmlWriterState_DocClosed;
return S_OK;
}
static HRESULT WINAPI xmlwriter_WriteEndElement(IXmlWriter *iface)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
struct element *element;
TRACE("%p\n", This);
switch (This->state)
{
case XmlWriterState_Initial:
return E_UNEXPECTED;
case XmlWriterState_Ready:
case XmlWriterState_DocClosed:
This->state = XmlWriterState_DocClosed;
return WR_E_INVALIDACTION;
case XmlWriterState_InvalidEncoding:
return MX_E_ENCODING;
default:
;
}
element = pop_element(This);
if (!element)
return WR_E_INVALIDACTION;
writer_dec_indent(This);
if (This->starttagopen)
{
writer_output_ns(This, element);
write_output_buffer(This->output, L" />", 3);
This->starttagopen = 0;
}
else
{
/* Write full end tag. */
write_node_indent(This);
write_output_buffer(This->output, L"</", 2);
write_output_buffer(This->output, element->qname, element->len);
write_output_buffer_char(This->output, '>');
}
writer_free_element(This, element);
return S_OK;
}
static HRESULT WINAPI xmlwriter_WriteEntityRef(IXmlWriter *iface, LPCWSTR pwszName)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
FIXME("%p %s\n", This, wine_dbgstr_w(pwszName));
switch (This->state)
{
case XmlWriterState_Initial:
return E_UNEXPECTED;
case XmlWriterState_InvalidEncoding:
return MX_E_ENCODING;
case XmlWriterState_DocClosed:
return WR_E_INVALIDACTION;
default:
;
}
return E_NOTIMPL;
}
static HRESULT WINAPI xmlwriter_WriteFullEndElement(IXmlWriter *iface)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
struct element *element;
TRACE("%p\n", This);
switch (This->state)
{
case XmlWriterState_Initial:
return E_UNEXPECTED;
case XmlWriterState_Ready:
case XmlWriterState_DocClosed:
This->state = XmlWriterState_DocClosed;
return WR_E_INVALIDACTION;
case XmlWriterState_InvalidEncoding:
return MX_E_ENCODING;
case XmlWriterState_ElemStarted:
writer_close_starttag(This);
break;
default:
;
}
element = pop_element(This);
if (!element)
return WR_E_INVALIDACTION;
writer_dec_indent(This);
/* don't force full end tag to the next line */
if (This->state == XmlWriterState_ElemStarted)
{
This->state = XmlWriterState_Content;
This->textnode = 0;
}
else
write_node_indent(This);
/* write full end tag */
write_output_buffer(This->output, L"</", 2);
write_output_buffer(This->output, element->qname, element->len);
write_output_buffer_char(This->output, '>');
writer_free_element(This, element);
return S_OK;
}
static HRESULT WINAPI xmlwriter_WriteName(IXmlWriter *iface, LPCWSTR pwszName)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
FIXME("%p %s\n", This, wine_dbgstr_w(pwszName));
switch (This->state)
{
case XmlWriterState_Initial:
return E_UNEXPECTED;
case XmlWriterState_Ready:
case XmlWriterState_DocClosed:
This->state = XmlWriterState_DocClosed;
return WR_E_INVALIDACTION;
case XmlWriterState_InvalidEncoding:
return MX_E_ENCODING;
default:
;
}
return E_NOTIMPL;
}
static HRESULT WINAPI xmlwriter_WriteNmToken(IXmlWriter *iface, LPCWSTR pwszNmToken)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
FIXME("%p %s\n", This, wine_dbgstr_w(pwszNmToken));
switch (This->state)
{
case XmlWriterState_Initial:
return E_UNEXPECTED;
case XmlWriterState_Ready:
case XmlWriterState_DocClosed:
This->state = XmlWriterState_DocClosed;
return WR_E_INVALIDACTION;
case XmlWriterState_InvalidEncoding:
return MX_E_ENCODING;
default:
;
}
return E_NOTIMPL;
}
static HRESULT WINAPI xmlwriter_WriteNode(IXmlWriter *iface, IXmlReader *pReader,
BOOL fWriteDefaultAttributes)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
FIXME("%p %p %d\n", This, pReader, fWriteDefaultAttributes);
return E_NOTIMPL;
}
static HRESULT WINAPI xmlwriter_WriteNodeShallow(IXmlWriter *iface, IXmlReader *pReader,
BOOL fWriteDefaultAttributes)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
FIXME("%p %p %d\n", This, pReader, fWriteDefaultAttributes);
return E_NOTIMPL;
}
static HRESULT WINAPI xmlwriter_WriteProcessingInstruction(IXmlWriter *iface, LPCWSTR name,
LPCWSTR text)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
TRACE("(%p)->(%s %s)\n", This, wine_dbgstr_w(name), wine_dbgstr_w(text));
switch (This->state)
{
case XmlWriterState_Initial:
return E_UNEXPECTED;
case XmlWriterState_InvalidEncoding:
return MX_E_ENCODING;
case XmlWriterState_DocStarted:
if (!wcscmp(name, L"xml"))
return WR_E_INVALIDACTION;
break;
case XmlWriterState_ElemStarted:
case XmlWriterState_DocClosed:
return WR_E_INVALIDACTION;
default:
;
}
write_encoding_bom(This);
write_node_indent(This);
write_output_buffer(This->output, L"<?", 2);
write_output_buffer(This->output, name, -1);
write_output_buffer_char(This->output, ' ');
write_output_buffer(This->output, text, -1);
write_output_buffer(This->output, L"?>", 2);
if (!wcscmp(name, L"xml"))
This->state = XmlWriterState_PIDocStarted;
return S_OK;
}
static HRESULT WINAPI xmlwriter_WriteQualifiedName(IXmlWriter *iface, LPCWSTR pwszLocalName,
LPCWSTR pwszNamespaceUri)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
FIXME("%p %s %s\n", This, wine_dbgstr_w(pwszLocalName), wine_dbgstr_w(pwszNamespaceUri));
switch (This->state)
{
case XmlWriterState_Initial:
return E_UNEXPECTED;
case XmlWriterState_InvalidEncoding:
return MX_E_ENCODING;
case XmlWriterState_DocClosed:
return WR_E_INVALIDACTION;
default:
;
}
return E_NOTIMPL;
}
static HRESULT WINAPI xmlwriter_WriteRaw(IXmlWriter *iface, LPCWSTR data)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
TRACE("%p %s\n", This, debugstr_w(data));
if (!data)
return S_OK;
switch (This->state)
{
case XmlWriterState_Initial:
return E_UNEXPECTED;
case XmlWriterState_Ready:
write_xmldecl(This, XmlStandalone_Omit);
/* fallthrough */
case XmlWriterState_DocStarted:
case XmlWriterState_PIDocStarted:
break;
case XmlWriterState_InvalidEncoding:
return MX_E_ENCODING;
default:
This->state = XmlWriterState_DocClosed;
return WR_E_INVALIDACTION;
}
write_output_buffer(This->output, data, -1);
return S_OK;
}
static HRESULT WINAPI xmlwriter_WriteRawChars(IXmlWriter *iface, const WCHAR *pwch, UINT cwch)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
FIXME("%p %s %d\n", This, wine_dbgstr_w(pwch), cwch);
switch (This->state)
{
case XmlWriterState_Initial:
return E_UNEXPECTED;
case XmlWriterState_InvalidEncoding:
return MX_E_ENCODING;
case XmlWriterState_DocClosed:
return WR_E_INVALIDACTION;
default:
;
}
return E_NOTIMPL;
}
static HRESULT WINAPI xmlwriter_WriteStartDocument(IXmlWriter *iface, XmlStandalone standalone)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
TRACE("(%p)->(%d)\n", This, standalone);
switch (This->state)
{
case XmlWriterState_Initial:
return E_UNEXPECTED;
case XmlWriterState_PIDocStarted:
This->state = XmlWriterState_DocStarted;
return S_OK;
case XmlWriterState_Ready:
break;
case XmlWriterState_InvalidEncoding:
return MX_E_ENCODING;
default:
This->state = XmlWriterState_DocClosed;
return WR_E_INVALIDACTION;
}
return write_xmldecl(This, standalone);
}
static HRESULT WINAPI xmlwriter_WriteStartElement(IXmlWriter *iface, LPCWSTR prefix, LPCWSTR local_name, LPCWSTR uri)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
int prefix_len, local_len;
struct element *element;
struct ns *ns;
HRESULT hr;
TRACE("(%p)->(%s %s %s)\n", This, wine_dbgstr_w(prefix), wine_dbgstr_w(local_name), wine_dbgstr_w(uri));
if (!local_name)
return E_INVALIDARG;
switch (This->state)
{
case XmlWriterState_Initial:
return E_UNEXPECTED;
case XmlWriterState_InvalidEncoding:
return MX_E_ENCODING;
case XmlWriterState_DocClosed:
return WR_E_INVALIDACTION;
case XmlWriterState_ElemStarted:
writer_close_starttag(This);
break;
default:
;
}
/* Validate prefix and local name */
if (FAILED(hr = is_valid_ncname(prefix, &prefix_len)))
return hr;
if (FAILED(hr = is_valid_ncname(local_name, &local_len)))
return hr;
if (uri && !wcscmp(uri, xmlnsuriW))
{
if (!prefix)
return WR_E_XMLNSPREFIXDECLARATION;
if (!is_empty_string(prefix))
return WR_E_XMLNSURIDECLARATION;
}
ns = writer_find_ns(This, prefix, uri);
element = alloc_element(This, prefix, local_name);
if (!element)
return E_OUTOFMEMORY;
write_encoding_bom(This);
write_node_indent(This);
This->state = XmlWriterState_ElemStarted;
This->starttagopen = 1;
writer_push_element(This, element);
if (!ns && uri)
writer_push_ns(This, prefix, prefix_len, uri);
write_output_buffer_char(This->output, '<');
if (ns)
write_output_qname(This->output, ns->prefix, ns->prefix_len, local_name, local_len);
else
write_output_qname(This->output, prefix, prefix_len, local_name, local_len);
writer_inc_indent(This);
return S_OK;
}
static void write_escaped_string(xmlwriter *writer, const WCHAR *string)
{
while (*string)
{
switch (*string)
{
case '<':
write_output_buffer(writer->output, L"&lt;", 4);
break;
case '&':
write_output_buffer(writer->output, L"&amp;", 5);
break;
case '>':
write_output_buffer(writer->output, L"&gt;", 4);
break;
default:
write_output_buffer(writer->output, string, 1);
}
string++;
}
}
static HRESULT WINAPI xmlwriter_WriteString(IXmlWriter *iface, const WCHAR *string)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
TRACE("%p %s\n", This, debugstr_w(string));
if (!string)
return S_OK;
switch (This->state)
{
case XmlWriterState_Initial:
return E_UNEXPECTED;
case XmlWriterState_ElemStarted:
writer_close_starttag(This);
break;
case XmlWriterState_Ready:
case XmlWriterState_DocClosed:
This->state = XmlWriterState_DocClosed;
return WR_E_INVALIDACTION;
case XmlWriterState_InvalidEncoding:
return MX_E_ENCODING;
default:
;
}
This->textnode = 1;
write_escaped_string(This, string);
return S_OK;
}
static HRESULT WINAPI xmlwriter_WriteSurrogateCharEntity(IXmlWriter *iface, WCHAR wchLow, WCHAR wchHigh)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
FIXME("%p %d %d\n", This, wchLow, wchHigh);
return E_NOTIMPL;
}
static HRESULT WINAPI xmlwriter_WriteWhitespace(IXmlWriter *iface, LPCWSTR pwszWhitespace)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
FIXME("%p %s\n", This, wine_dbgstr_w(pwszWhitespace));
return E_NOTIMPL;
}
static HRESULT WINAPI xmlwriter_Flush(IXmlWriter *iface)
{
xmlwriter *This = impl_from_IXmlWriter(iface);
TRACE("%p\n", This);
return writeroutput_flush_stream(This->output);
}
static const struct IXmlWriterVtbl xmlwriter_vtbl =
{
xmlwriter_QueryInterface,
xmlwriter_AddRef,
xmlwriter_Release,
xmlwriter_SetOutput,
xmlwriter_GetProperty,
xmlwriter_SetProperty,
xmlwriter_WriteAttributes,
xmlwriter_WriteAttributeString,
xmlwriter_WriteCData,
xmlwriter_WriteCharEntity,
xmlwriter_WriteChars,
xmlwriter_WriteComment,
xmlwriter_WriteDocType,
xmlwriter_WriteElementString,
xmlwriter_WriteEndDocument,
xmlwriter_WriteEndElement,
xmlwriter_WriteEntityRef,
xmlwriter_WriteFullEndElement,
xmlwriter_WriteName,
xmlwriter_WriteNmToken,
xmlwriter_WriteNode,
xmlwriter_WriteNodeShallow,
xmlwriter_WriteProcessingInstruction,
xmlwriter_WriteQualifiedName,
xmlwriter_WriteRaw,
xmlwriter_WriteRawChars,
xmlwriter_WriteStartDocument,
xmlwriter_WriteStartElement,
xmlwriter_WriteString,
xmlwriter_WriteSurrogateCharEntity,
xmlwriter_WriteWhitespace,
xmlwriter_Flush
};
/** IXmlWriterOutput **/
static HRESULT WINAPI xmlwriteroutput_QueryInterface(IXmlWriterOutput *iface, REFIID riid, void** ppvObject)
{
xmlwriteroutput *This = impl_from_IXmlWriterOutput(iface);
TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppvObject);
if (IsEqualGUID(riid, &IID_IXmlWriterOutput) ||
IsEqualGUID(riid, &IID_IUnknown))
{
*ppvObject = iface;
}
else
{
WARN("interface %s not implemented\n", debugstr_guid(riid));
*ppvObject = NULL;
return E_NOINTERFACE;
}
IUnknown_AddRef(iface);
return S_OK;
}
static ULONG WINAPI xmlwriteroutput_AddRef(IXmlWriterOutput *iface)
{
xmlwriteroutput *output = impl_from_IXmlWriterOutput(iface);
ULONG ref = InterlockedIncrement(&output->ref);
TRACE("%p, refcount %ld.\n", iface, ref);
return ref;
}
static ULONG WINAPI xmlwriteroutput_Release(IXmlWriterOutput *iface)
{
xmlwriteroutput *This = impl_from_IXmlWriterOutput(iface);
LONG ref = InterlockedDecrement(&This->ref);
TRACE("%p, refcount %ld.\n", iface, ref);
if (ref == 0)
{
IMalloc *imalloc = This->imalloc;
if (This->output) IUnknown_Release(This->output);
if (This->stream) ISequentialStream_Release(This->stream);
free_output_buffer(This);
writeroutput_free(This, This->encoding_name);
writeroutput_free(This, This);
if (imalloc) IMalloc_Release(imalloc);
}
return ref;
}
static const struct IUnknownVtbl xmlwriteroutputvtbl =
{
xmlwriteroutput_QueryInterface,
xmlwriteroutput_AddRef,
xmlwriteroutput_Release
};
HRESULT WINAPI CreateXmlWriter(REFIID riid, void **obj, IMalloc *imalloc)
{
xmlwriter *writer;
HRESULT hr;
TRACE("(%s, %p, %p)\n", wine_dbgstr_guid(riid), obj, imalloc);
if (imalloc)
writer = IMalloc_Alloc(imalloc, sizeof(*writer));
else
writer = heap_alloc(sizeof(*writer));
if (!writer)
return E_OUTOFMEMORY;
memset(writer, 0, sizeof(*writer));
writer->IXmlWriter_iface.lpVtbl = &xmlwriter_vtbl;
writer->ref = 1;
writer->imalloc = imalloc;
if (imalloc) IMalloc_AddRef(imalloc);
writer->bom = TRUE;
writer->conformance = XmlConformanceLevel_Document;
writer->state = XmlWriterState_Initial;
list_init(&writer->elements);
hr = IXmlWriter_QueryInterface(&writer->IXmlWriter_iface, riid, obj);
IXmlWriter_Release(&writer->IXmlWriter_iface);
TRACE("returning iface %p, hr %#lx.\n", *obj, hr);
return hr;
}
static HRESULT create_writer_output(IUnknown *stream, IMalloc *imalloc, xml_encoding encoding,
const WCHAR *encoding_name, xmlwriteroutput **out)
{
xmlwriteroutput *writeroutput;
HRESULT hr;
*out = NULL;
if (imalloc)
writeroutput = IMalloc_Alloc(imalloc, sizeof(*writeroutput));
else
writeroutput = heap_alloc(sizeof(*writeroutput));
if (!writeroutput)
return E_OUTOFMEMORY;
writeroutput->IXmlWriterOutput_iface.lpVtbl = &xmlwriteroutputvtbl;
writeroutput->ref = 1;
writeroutput->imalloc = imalloc;
if (imalloc)
IMalloc_AddRef(imalloc);
writeroutput->encoding = encoding;
writeroutput->stream = NULL;
hr = init_output_buffer(writeroutput);
if (FAILED(hr)) {
IUnknown_Release(&writeroutput->IXmlWriterOutput_iface);
return hr;
}
if (encoding_name) {
unsigned int size = (lstrlenW(encoding_name) + 1) * sizeof(WCHAR);
writeroutput->encoding_name = writeroutput_alloc(writeroutput, size);
memcpy(writeroutput->encoding_name, encoding_name, size);
}
else
writeroutput->encoding_name = NULL;
writeroutput->written = 0;
IUnknown_QueryInterface(stream, &IID_IUnknown, (void**)&writeroutput->output);
*out = writeroutput;
TRACE("Created writer output %p\n", *out);
return S_OK;
}
HRESULT WINAPI CreateXmlWriterOutputWithEncodingName(IUnknown *stream, IMalloc *imalloc, const WCHAR *encoding,
IXmlWriterOutput **out)
{
xmlwriteroutput *output;
xml_encoding xml_enc;
HRESULT hr;
TRACE("%p %p %s %p\n", stream, imalloc, debugstr_w(encoding), out);
if (!stream || !out)
return E_INVALIDARG;
*out = NULL;
xml_enc = encoding ? parse_encoding_name(encoding, -1) : XmlEncoding_UTF8;
if (SUCCEEDED(hr = create_writer_output(stream, imalloc, xml_enc, encoding, &output)))
*out = &output->IXmlWriterOutput_iface;
return hr;
}
HRESULT WINAPI CreateXmlWriterOutputWithEncodingCodePage(IUnknown *stream, IMalloc *imalloc, UINT codepage,
IXmlWriterOutput **out)
{
xmlwriteroutput *output;
xml_encoding xml_enc;
HRESULT hr;
TRACE("%p %p %u %p\n", stream, imalloc, codepage, out);
if (!stream || !out)
return E_INVALIDARG;
*out = NULL;
xml_enc = get_encoding_from_codepage(codepage);
if (SUCCEEDED(hr = create_writer_output(stream, imalloc, xml_enc, NULL, &output)))
*out = &output->IXmlWriterOutput_iface;
return hr;
}
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