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Commit 70281427 authored by Michael Stefaniuc's avatar Michael Stefaniuc Committed by Alexandre Julliard
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dmusic: Sync up the dmobject.[ch] files.

Signed-off-by: 's avatarMichael Stefaniuc <mstefani@winehq.org> Signed-off-by: 's avatarAlexandre Julliard <julliard@winehq.org>
parent 73b782c9
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Showing with 1855 additions and 0 deletions
dlls/dmband/dmobject.c
View file @ 70281427
......@@ -21,12 +21,152 @@
*/
#define COBJMACROS
#include <assert.h>
#include "objbase.h"
#include "dmusici.h"
#include "dmusicf.h"
#include "dmobject.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(dmobj);
WINE_DECLARE_DEBUG_CHANNEL(dmfile);
/* RIFF format parsing */
#define CHUNK_HDR_SIZE (sizeof(FOURCC) + sizeof(DWORD))
static inline const char *debugstr_fourcc(DWORD fourcc)
{
if (!fourcc) return "''";
return wine_dbg_sprintf("'%c%c%c%c'", (char)(fourcc), (char)(fourcc >> 8),
(char)(fourcc >> 16), (char)(fourcc >> 24));
}
const char *debugstr_chunk(const struct chunk_entry *chunk)
{
const char *type = "";
if (!chunk)
return "(null)";
if (chunk->id == FOURCC_RIFF || chunk->id == FOURCC_LIST)
type = wine_dbg_sprintf("type %s, ", debugstr_fourcc(chunk->type));
return wine_dbg_sprintf("%s chunk, %ssize %u", debugstr_fourcc(chunk->id), type, chunk->size);
}
static HRESULT stream_read(IStream *stream, void *data, ULONG size)
{
ULONG read;
HRESULT hr;
hr = IStream_Read(stream, data, size, &read);
if (FAILED(hr))
TRACE_(dmfile)("IStream_Read failed: %08x\n", hr);
else if (!read && read < size) {
/* All or nothing: Handle a partial read due to end of stream as an error */
TRACE_(dmfile)("Short read: %u < %u\n", read, size);
return E_FAIL;
}
return hr;
}
HRESULT stream_get_chunk(IStream *stream, struct chunk_entry *chunk)
{
static const LARGE_INTEGER zero;
ULONGLONG ck_end = 0, p_end = 0;
HRESULT hr;
hr = IStream_Seek(stream, zero, STREAM_SEEK_CUR, &chunk->offset);
if (FAILED(hr))
return hr;
assert(!(chunk->offset.QuadPart & 1));
if (chunk->parent) {
p_end = chunk->parent->offset.QuadPart + CHUNK_HDR_SIZE + ((chunk->parent->size + 1) & ~1);
if (chunk->offset.QuadPart == p_end)
return S_FALSE;
ck_end = chunk->offset.QuadPart + CHUNK_HDR_SIZE;
if (ck_end > p_end) {
WARN_(dmfile)("No space for sub-chunk header in parent chunk: ends at offset %s > %s\n",
wine_dbgstr_longlong(ck_end), wine_dbgstr_longlong(p_end));
return E_FAIL;
}
}
hr = stream_read(stream, chunk, CHUNK_HDR_SIZE);
if (hr != S_OK)
return hr;
if (chunk->parent) {
ck_end += (chunk->size + 1) & ~1;
if (ck_end > p_end) {
WARN_(dmfile)("No space for sub-chunk data in parent chunk: ends at offset %s > %s\n",
wine_dbgstr_longlong(ck_end), wine_dbgstr_longlong(p_end));
return E_FAIL;
}
}
if (chunk->id == FOURCC_LIST || chunk->id == FOURCC_RIFF) {
hr = stream_read(stream, &chunk->type, sizeof(FOURCC));
if (hr != S_OK)
return hr != S_FALSE ? hr : E_FAIL;
}
TRACE_(dmfile)("Returning %s\n", debugstr_chunk(chunk));
return S_OK;
}
HRESULT stream_skip_chunk(IStream *stream, struct chunk_entry *chunk)
{
LARGE_INTEGER end;
end.QuadPart = (chunk->offset.QuadPart + CHUNK_HDR_SIZE + chunk->size + 1) & ~(ULONGLONG)1;
return IStream_Seek(stream, end, STREAM_SEEK_SET, NULL);
}
HRESULT stream_next_chunk(IStream *stream, struct chunk_entry *chunk)
{
HRESULT hr;
if (chunk->id) {
hr = stream_skip_chunk(stream, chunk);
if (FAILED(hr))
return hr;
}
return stream_get_chunk(stream, chunk);
}
HRESULT stream_chunk_get_data(IStream *stream, const struct chunk_entry *chunk, void *data,
ULONG size)
{
if (chunk->size != size) {
WARN_(dmfile)("Chunk %s (size %u, offset %s) doesn't contains the expected data size %u\n",
debugstr_fourcc(chunk->id), chunk->size,
wine_dbgstr_longlong(chunk->offset.QuadPart), size);
return E_FAIL;
}
return stream_read(stream, data, size);
}
HRESULT stream_chunk_get_wstr(IStream *stream, const struct chunk_entry *chunk, WCHAR *str,
ULONG size)
{
ULONG len;
HRESULT hr;
hr = IStream_Read(stream, str, min(chunk->size, size), &len);
if (FAILED(hr))
return hr;
/* Don't assume the string is properly zero terminated */
str[min(len, size - 1)] = 0;
if (len < chunk->size)
return S_FALSE;
return S_OK;
}
/* Generic IDirectMusicObject methods */
static inline struct dmobject *impl_from_IDirectMusicObject(IDirectMusicObject *iface)
......@@ -110,6 +250,78 @@ HRESULT WINAPI dmobj_IDirectMusicObject_SetDescriptor(IDirectMusicObject *iface,
return ret;
}
/* Helper for IDirectMusicObject::ParseDescriptor */
static inline void info_get_name(IStream *stream, const struct chunk_entry *info,
DMUS_OBJECTDESC *desc)
{
struct chunk_entry chunk = {.parent = info};
char name[DMUS_MAX_NAME];
ULONG len;
HRESULT hr = E_FAIL;
while (stream_next_chunk(stream, &chunk) == S_OK)
if (chunk.id == mmioFOURCC('I','N','A','M'))
hr = IStream_Read(stream, name, min(chunk.size, sizeof(name)), &len);
if (SUCCEEDED(hr)) {
len = MultiByteToWideChar(CP_ACP, 0, name, len, desc->wszName, sizeof(desc->wszName));
desc->wszName[min(len, sizeof(desc->wszName) - 1)] = 0;
desc->dwValidData |= DMUS_OBJ_NAME;
}
}
static inline void unfo_get_name(IStream *stream, const struct chunk_entry *unfo,
DMUS_OBJECTDESC *desc, BOOL inam)
{
struct chunk_entry chunk = {.parent = unfo};
while (stream_next_chunk(stream, &chunk) == S_OK)
if (chunk.id == DMUS_FOURCC_UNAM_CHUNK || (inam && chunk.id == mmioFOURCC('I','N','A','M')))
if (stream_chunk_get_wstr(stream, &chunk, desc->wszName, sizeof(desc->wszName)) == S_OK)
desc->dwValidData |= DMUS_OBJ_NAME;
}
HRESULT dmobj_parsedescriptor(IStream *stream, const struct chunk_entry *riff,
DMUS_OBJECTDESC *desc, DWORD supported)
{
struct chunk_entry chunk = {.parent = riff};
HRESULT hr;
TRACE("Looking for %#x in %p: %s\n", supported, stream, debugstr_chunk(riff));
desc->dwValidData = 0;
desc->dwSize = sizeof(*desc);
while ((hr = stream_next_chunk(stream, &chunk)) == S_OK) {
switch (chunk.id) {
case DMUS_FOURCC_GUID_CHUNK:
if ((supported & DMUS_OBJ_OBJECT) && stream_chunk_get_data(stream, &chunk,
&desc->guidObject, sizeof(desc->guidObject)) == S_OK)
desc->dwValidData |= DMUS_OBJ_OBJECT;
break;
case DMUS_FOURCC_CATEGORY_CHUNK:
if ((supported & DMUS_OBJ_CATEGORY) && stream_chunk_get_wstr(stream, &chunk,
desc->wszCategory, sizeof(desc->wszCategory)) == S_OK)
desc->dwValidData |= DMUS_OBJ_CATEGORY;
break;
case DMUS_FOURCC_VERSION_CHUNK:
if ((supported & DMUS_OBJ_VERSION) && stream_chunk_get_data(stream, &chunk,
&desc->vVersion, sizeof(desc->vVersion)) == S_OK)
desc->dwValidData |= DMUS_OBJ_VERSION;
break;
case FOURCC_LIST:
if (chunk.type == DMUS_FOURCC_UNFO_LIST && (supported & DMUS_OBJ_NAME))
unfo_get_name(stream, &chunk, desc, supported & DMUS_OBJ_NAME_INAM);
else if (chunk.type == DMUS_FOURCC_INFO_LIST && (supported & DMUS_OBJ_NAME_INFO))
info_get_name(stream, &chunk, desc);
break;
}
}
TRACE("Found %#x\n", desc->dwValidData);
return hr;
}
/* Generic IPersistStream methods */
static inline struct dmobject *impl_from_IPersistStream(IPersistStream *iface)
{
......
dlls/dmband/dmobject.h
View file @ 70281427
......@@ -19,6 +19,51 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "wine/debug.h"
/* RIFF stream parsing */
struct chunk_entry;
struct chunk_entry {
FOURCC id;
DWORD size;
FOURCC type; /* valid only for LIST and RIFF chunks */
ULARGE_INTEGER offset; /* chunk offset from start of stream */
const struct chunk_entry *parent; /* enclosing RIFF or LIST chunk */
};
HRESULT stream_get_chunk(IStream *stream, struct chunk_entry *chunk) DECLSPEC_HIDDEN;
HRESULT stream_next_chunk(IStream *stream, struct chunk_entry *chunk) DECLSPEC_HIDDEN;
HRESULT stream_skip_chunk(IStream *stream, struct chunk_entry *chunk) DECLSPEC_HIDDEN;
HRESULT stream_chunk_get_data(IStream *stream, const struct chunk_entry *chunk, void *data,
ULONG size) DECLSPEC_HIDDEN;
HRESULT stream_chunk_get_wstr(IStream *stream, const struct chunk_entry *chunk, WCHAR *str,
ULONG size) DECLSPEC_HIDDEN;
static inline HRESULT stream_reset_chunk_data(IStream *stream, const struct chunk_entry *chunk)
{
LARGE_INTEGER offset;
offset.QuadPart = chunk->offset.QuadPart + sizeof(FOURCC) + sizeof(DWORD);
if (chunk->id == FOURCC_RIFF || chunk->id == FOURCC_LIST)
offset.QuadPart += sizeof(FOURCC);
return IStream_Seek(stream, offset, STREAM_SEEK_SET, NULL);
}
static inline HRESULT stream_reset_chunk_start(IStream *stream, const struct chunk_entry *chunk)
{
LARGE_INTEGER offset;
offset.QuadPart = chunk->offset.QuadPart;
return IStream_Seek(stream, offset, STREAM_SEEK_SET, NULL);
}
const char *debugstr_chunk(const struct chunk_entry *chunk) DECLSPEC_HIDDEN;
/* IDirectMusicObject base object */
struct dmobject {
IDirectMusicObject IDirectMusicObject_iface;
IPersistStream IPersistStream_iface;
......@@ -38,6 +83,14 @@ HRESULT WINAPI dmobj_IDirectMusicObject_GetDescriptor(IDirectMusicObject *iface,
HRESULT WINAPI dmobj_IDirectMusicObject_SetDescriptor(IDirectMusicObject *iface,
DMUS_OBJECTDESC *desc) DECLSPEC_HIDDEN;
/* Helper for IDirectMusicObject::ParseDescriptor */
HRESULT dmobj_parsedescriptor(IStream *stream, const struct chunk_entry *riff,
DMUS_OBJECTDESC *desc, DWORD supported) DECLSPEC_HIDDEN;
/* Additional supported flags for dmobj_parsedescriptor.
DMUS_OBJ_NAME is 'UNAM' chunk in UNFO list */
#define DMUS_OBJ_NAME_INAM 0x1000 /* 'INAM' chunk in UNFO list */
#define DMUS_OBJ_NAME_INFO 0x2000 /* 'INAM' chunk in INFO list */
/* Generic IPersistStream methods */
HRESULT WINAPI dmobj_IPersistStream_QueryInterface(IPersistStream *iface, REFIID riid,
void **ret_iface) DECLSPEC_HIDDEN;
......
dlls/dmcompos/dmobject.c
View file @ 70281427
......@@ -21,12 +21,152 @@
*/
#define COBJMACROS
#include <assert.h>
#include "objbase.h"
#include "dmusici.h"
#include "dmusicf.h"
#include "dmobject.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(dmobj);
WINE_DECLARE_DEBUG_CHANNEL(dmfile);
/* RIFF format parsing */
#define CHUNK_HDR_SIZE (sizeof(FOURCC) + sizeof(DWORD))
static inline const char *debugstr_fourcc(DWORD fourcc)
{
if (!fourcc) return "''";
return wine_dbg_sprintf("'%c%c%c%c'", (char)(fourcc), (char)(fourcc >> 8),
(char)(fourcc >> 16), (char)(fourcc >> 24));
}
const char *debugstr_chunk(const struct chunk_entry *chunk)
{
const char *type = "";
if (!chunk)
return "(null)";
if (chunk->id == FOURCC_RIFF || chunk->id == FOURCC_LIST)
type = wine_dbg_sprintf("type %s, ", debugstr_fourcc(chunk->type));
return wine_dbg_sprintf("%s chunk, %ssize %u", debugstr_fourcc(chunk->id), type, chunk->size);
}
static HRESULT stream_read(IStream *stream, void *data, ULONG size)
{
ULONG read;
HRESULT hr;
hr = IStream_Read(stream, data, size, &read);
if (FAILED(hr))
TRACE_(dmfile)("IStream_Read failed: %08x\n", hr);
else if (!read && read < size) {
/* All or nothing: Handle a partial read due to end of stream as an error */
TRACE_(dmfile)("Short read: %u < %u\n", read, size);
return E_FAIL;
}
return hr;
}
HRESULT stream_get_chunk(IStream *stream, struct chunk_entry *chunk)
{
static const LARGE_INTEGER zero;
ULONGLONG ck_end = 0, p_end = 0;
HRESULT hr;
hr = IStream_Seek(stream, zero, STREAM_SEEK_CUR, &chunk->offset);
if (FAILED(hr))
return hr;
assert(!(chunk->offset.QuadPart & 1));
if (chunk->parent) {
p_end = chunk->parent->offset.QuadPart + CHUNK_HDR_SIZE + ((chunk->parent->size + 1) & ~1);
if (chunk->offset.QuadPart == p_end)
return S_FALSE;
ck_end = chunk->offset.QuadPart + CHUNK_HDR_SIZE;
if (ck_end > p_end) {
WARN_(dmfile)("No space for sub-chunk header in parent chunk: ends at offset %s > %s\n",
wine_dbgstr_longlong(ck_end), wine_dbgstr_longlong(p_end));
return E_FAIL;
}
}
hr = stream_read(stream, chunk, CHUNK_HDR_SIZE);
if (hr != S_OK)
return hr;
if (chunk->parent) {
ck_end += (chunk->size + 1) & ~1;
if (ck_end > p_end) {
WARN_(dmfile)("No space for sub-chunk data in parent chunk: ends at offset %s > %s\n",
wine_dbgstr_longlong(ck_end), wine_dbgstr_longlong(p_end));
return E_FAIL;
}
}
if (chunk->id == FOURCC_LIST || chunk->id == FOURCC_RIFF) {
hr = stream_read(stream, &chunk->type, sizeof(FOURCC));
if (hr != S_OK)
return hr != S_FALSE ? hr : E_FAIL;
}
TRACE_(dmfile)("Returning %s\n", debugstr_chunk(chunk));
return S_OK;
}
HRESULT stream_skip_chunk(IStream *stream, struct chunk_entry *chunk)
{
LARGE_INTEGER end;
end.QuadPart = (chunk->offset.QuadPart + CHUNK_HDR_SIZE + chunk->size + 1) & ~(ULONGLONG)1;
return IStream_Seek(stream, end, STREAM_SEEK_SET, NULL);
}
HRESULT stream_next_chunk(IStream *stream, struct chunk_entry *chunk)
{
HRESULT hr;
if (chunk->id) {
hr = stream_skip_chunk(stream, chunk);
if (FAILED(hr))
return hr;
}
return stream_get_chunk(stream, chunk);
}
HRESULT stream_chunk_get_data(IStream *stream, const struct chunk_entry *chunk, void *data,
ULONG size)
{
if (chunk->size != size) {
WARN_(dmfile)("Chunk %s (size %u, offset %s) doesn't contains the expected data size %u\n",
debugstr_fourcc(chunk->id), chunk->size,
wine_dbgstr_longlong(chunk->offset.QuadPart), size);
return E_FAIL;
}
return stream_read(stream, data, size);
}
HRESULT stream_chunk_get_wstr(IStream *stream, const struct chunk_entry *chunk, WCHAR *str,
ULONG size)
{
ULONG len;
HRESULT hr;
hr = IStream_Read(stream, str, min(chunk->size, size), &len);
if (FAILED(hr))
return hr;
/* Don't assume the string is properly zero terminated */
str[min(len, size - 1)] = 0;
if (len < chunk->size)
return S_FALSE;
return S_OK;
}
/* Generic IDirectMusicObject methods */
static inline struct dmobject *impl_from_IDirectMusicObject(IDirectMusicObject *iface)
......@@ -110,6 +250,78 @@ HRESULT WINAPI dmobj_IDirectMusicObject_SetDescriptor(IDirectMusicObject *iface,
return ret;
}
/* Helper for IDirectMusicObject::ParseDescriptor */
static inline void info_get_name(IStream *stream, const struct chunk_entry *info,
DMUS_OBJECTDESC *desc)
{
struct chunk_entry chunk = {.parent = info};
char name[DMUS_MAX_NAME];
ULONG len;
HRESULT hr = E_FAIL;
while (stream_next_chunk(stream, &chunk) == S_OK)
if (chunk.id == mmioFOURCC('I','N','A','M'))
hr = IStream_Read(stream, name, min(chunk.size, sizeof(name)), &len);
if (SUCCEEDED(hr)) {
len = MultiByteToWideChar(CP_ACP, 0, name, len, desc->wszName, sizeof(desc->wszName));
desc->wszName[min(len, sizeof(desc->wszName) - 1)] = 0;
desc->dwValidData |= DMUS_OBJ_NAME;
}
}
static inline void unfo_get_name(IStream *stream, const struct chunk_entry *unfo,
DMUS_OBJECTDESC *desc, BOOL inam)
{
struct chunk_entry chunk = {.parent = unfo};
while (stream_next_chunk(stream, &chunk) == S_OK)
if (chunk.id == DMUS_FOURCC_UNAM_CHUNK || (inam && chunk.id == mmioFOURCC('I','N','A','M')))
if (stream_chunk_get_wstr(stream, &chunk, desc->wszName, sizeof(desc->wszName)) == S_OK)
desc->dwValidData |= DMUS_OBJ_NAME;
}
HRESULT dmobj_parsedescriptor(IStream *stream, const struct chunk_entry *riff,
DMUS_OBJECTDESC *desc, DWORD supported)
{
struct chunk_entry chunk = {.parent = riff};
HRESULT hr;
TRACE("Looking for %#x in %p: %s\n", supported, stream, debugstr_chunk(riff));
desc->dwValidData = 0;
desc->dwSize = sizeof(*desc);
while ((hr = stream_next_chunk(stream, &chunk)) == S_OK) {
switch (chunk.id) {
case DMUS_FOURCC_GUID_CHUNK:
if ((supported & DMUS_OBJ_OBJECT) && stream_chunk_get_data(stream, &chunk,
&desc->guidObject, sizeof(desc->guidObject)) == S_OK)
desc->dwValidData |= DMUS_OBJ_OBJECT;
break;
case DMUS_FOURCC_CATEGORY_CHUNK:
if ((supported & DMUS_OBJ_CATEGORY) && stream_chunk_get_wstr(stream, &chunk,
desc->wszCategory, sizeof(desc->wszCategory)) == S_OK)
desc->dwValidData |= DMUS_OBJ_CATEGORY;
break;
case DMUS_FOURCC_VERSION_CHUNK:
if ((supported & DMUS_OBJ_VERSION) && stream_chunk_get_data(stream, &chunk,
&desc->vVersion, sizeof(desc->vVersion)) == S_OK)
desc->dwValidData |= DMUS_OBJ_VERSION;
break;
case FOURCC_LIST:
if (chunk.type == DMUS_FOURCC_UNFO_LIST && (supported & DMUS_OBJ_NAME))
unfo_get_name(stream, &chunk, desc, supported & DMUS_OBJ_NAME_INAM);
else if (chunk.type == DMUS_FOURCC_INFO_LIST && (supported & DMUS_OBJ_NAME_INFO))
info_get_name(stream, &chunk, desc);
break;
}
}
TRACE("Found %#x\n", desc->dwValidData);
return hr;
}
/* Generic IPersistStream methods */
static inline struct dmobject *impl_from_IPersistStream(IPersistStream *iface)
{
......
dlls/dmcompos/dmobject.h
View file @ 70281427
......@@ -19,6 +19,51 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "wine/debug.h"
/* RIFF stream parsing */
struct chunk_entry;
struct chunk_entry {
FOURCC id;
DWORD size;
FOURCC type; /* valid only for LIST and RIFF chunks */
ULARGE_INTEGER offset; /* chunk offset from start of stream */
const struct chunk_entry *parent; /* enclosing RIFF or LIST chunk */
};
HRESULT stream_get_chunk(IStream *stream, struct chunk_entry *chunk) DECLSPEC_HIDDEN;
HRESULT stream_next_chunk(IStream *stream, struct chunk_entry *chunk) DECLSPEC_HIDDEN;
HRESULT stream_skip_chunk(IStream *stream, struct chunk_entry *chunk) DECLSPEC_HIDDEN;
HRESULT stream_chunk_get_data(IStream *stream, const struct chunk_entry *chunk, void *data,
ULONG size) DECLSPEC_HIDDEN;
HRESULT stream_chunk_get_wstr(IStream *stream, const struct chunk_entry *chunk, WCHAR *str,
ULONG size) DECLSPEC_HIDDEN;
static inline HRESULT stream_reset_chunk_data(IStream *stream, const struct chunk_entry *chunk)
{
LARGE_INTEGER offset;
offset.QuadPart = chunk->offset.QuadPart + sizeof(FOURCC) + sizeof(DWORD);
if (chunk->id == FOURCC_RIFF || chunk->id == FOURCC_LIST)
offset.QuadPart += sizeof(FOURCC);
return IStream_Seek(stream, offset, STREAM_SEEK_SET, NULL);
}
static inline HRESULT stream_reset_chunk_start(IStream *stream, const struct chunk_entry *chunk)
{
LARGE_INTEGER offset;
offset.QuadPart = chunk->offset.QuadPart;
return IStream_Seek(stream, offset, STREAM_SEEK_SET, NULL);
}
const char *debugstr_chunk(const struct chunk_entry *chunk) DECLSPEC_HIDDEN;
/* IDirectMusicObject base object */
struct dmobject {
IDirectMusicObject IDirectMusicObject_iface;
IPersistStream IPersistStream_iface;
......@@ -38,6 +83,14 @@ HRESULT WINAPI dmobj_IDirectMusicObject_GetDescriptor(IDirectMusicObject *iface,
HRESULT WINAPI dmobj_IDirectMusicObject_SetDescriptor(IDirectMusicObject *iface,
DMUS_OBJECTDESC *desc) DECLSPEC_HIDDEN;
/* Helper for IDirectMusicObject::ParseDescriptor */
HRESULT dmobj_parsedescriptor(IStream *stream, const struct chunk_entry *riff,
DMUS_OBJECTDESC *desc, DWORD supported) DECLSPEC_HIDDEN;
/* Additional supported flags for dmobj_parsedescriptor.
DMUS_OBJ_NAME is 'UNAM' chunk in UNFO list */
#define DMUS_OBJ_NAME_INAM 0x1000 /* 'INAM' chunk in UNFO list */
#define DMUS_OBJ_NAME_INFO 0x2000 /* 'INAM' chunk in INFO list */
/* Generic IPersistStream methods */
HRESULT WINAPI dmobj_IPersistStream_QueryInterface(IPersistStream *iface, REFIID riid,
void **ret_iface) DECLSPEC_HIDDEN;
......
dlls/dmloader/dmobject.c
View file @ 70281427
......@@ -21,12 +21,152 @@
*/
#define COBJMACROS
#include <assert.h>
#include "objbase.h"
#include "dmusici.h"
#include "dmusicf.h"
#include "dmobject.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(dmobj);
WINE_DECLARE_DEBUG_CHANNEL(dmfile);
/* RIFF format parsing */
#define CHUNK_HDR_SIZE (sizeof(FOURCC) + sizeof(DWORD))
static inline const char *debugstr_fourcc(DWORD fourcc)
{
if (!fourcc) return "''";
return wine_dbg_sprintf("'%c%c%c%c'", (char)(fourcc), (char)(fourcc >> 8),
(char)(fourcc >> 16), (char)(fourcc >> 24));
}
const char *debugstr_chunk(const struct chunk_entry *chunk)
{
const char *type = "";
if (!chunk)
return "(null)";
if (chunk->id == FOURCC_RIFF || chunk->id == FOURCC_LIST)
type = wine_dbg_sprintf("type %s, ", debugstr_fourcc(chunk->type));
return wine_dbg_sprintf("%s chunk, %ssize %u", debugstr_fourcc(chunk->id), type, chunk->size);
}
static HRESULT stream_read(IStream *stream, void *data, ULONG size)
{
ULONG read;
HRESULT hr;
hr = IStream_Read(stream, data, size, &read);
if (FAILED(hr))
TRACE_(dmfile)("IStream_Read failed: %08x\n", hr);
else if (!read && read < size) {
/* All or nothing: Handle a partial read due to end of stream as an error */
TRACE_(dmfile)("Short read: %u < %u\n", read, size);
return E_FAIL;
}
return hr;
}
HRESULT stream_get_chunk(IStream *stream, struct chunk_entry *chunk)
{
static const LARGE_INTEGER zero;
ULONGLONG ck_end = 0, p_end = 0;
HRESULT hr;
hr = IStream_Seek(stream, zero, STREAM_SEEK_CUR, &chunk->offset);
if (FAILED(hr))
return hr;
assert(!(chunk->offset.QuadPart & 1));
if (chunk->parent) {
p_end = chunk->parent->offset.QuadPart + CHUNK_HDR_SIZE + ((chunk->parent->size + 1) & ~1);
if (chunk->offset.QuadPart == p_end)
return S_FALSE;
ck_end = chunk->offset.QuadPart + CHUNK_HDR_SIZE;
if (ck_end > p_end) {
WARN_(dmfile)("No space for sub-chunk header in parent chunk: ends at offset %s > %s\n",
wine_dbgstr_longlong(ck_end), wine_dbgstr_longlong(p_end));
return E_FAIL;
}
}
hr = stream_read(stream, chunk, CHUNK_HDR_SIZE);
if (hr != S_OK)
return hr;
if (chunk->parent) {
ck_end += (chunk->size + 1) & ~1;
if (ck_end > p_end) {
WARN_(dmfile)("No space for sub-chunk data in parent chunk: ends at offset %s > %s\n",
wine_dbgstr_longlong(ck_end), wine_dbgstr_longlong(p_end));
return E_FAIL;
}
}
if (chunk->id == FOURCC_LIST || chunk->id == FOURCC_RIFF) {
hr = stream_read(stream, &chunk->type, sizeof(FOURCC));
if (hr != S_OK)
return hr != S_FALSE ? hr : E_FAIL;
}
TRACE_(dmfile)("Returning %s\n", debugstr_chunk(chunk));
return S_OK;
}
HRESULT stream_skip_chunk(IStream *stream, struct chunk_entry *chunk)
{
LARGE_INTEGER end;
end.QuadPart = (chunk->offset.QuadPart + CHUNK_HDR_SIZE + chunk->size + 1) & ~(ULONGLONG)1;
return IStream_Seek(stream, end, STREAM_SEEK_SET, NULL);
}
HRESULT stream_next_chunk(IStream *stream, struct chunk_entry *chunk)
{
HRESULT hr;
if (chunk->id) {
hr = stream_skip_chunk(stream, chunk);
if (FAILED(hr))
return hr;
}
return stream_get_chunk(stream, chunk);
}
HRESULT stream_chunk_get_data(IStream *stream, const struct chunk_entry *chunk, void *data,
ULONG size)
{
if (chunk->size != size) {
WARN_(dmfile)("Chunk %s (size %u, offset %s) doesn't contains the expected data size %u\n",
debugstr_fourcc(chunk->id), chunk->size,
wine_dbgstr_longlong(chunk->offset.QuadPart), size);
return E_FAIL;
}
return stream_read(stream, data, size);
}
HRESULT stream_chunk_get_wstr(IStream *stream, const struct chunk_entry *chunk, WCHAR *str,
ULONG size)
{
ULONG len;
HRESULT hr;
hr = IStream_Read(stream, str, min(chunk->size, size), &len);
if (FAILED(hr))
return hr;
/* Don't assume the string is properly zero terminated */
str[min(len, size - 1)] = 0;
if (len < chunk->size)
return S_FALSE;
return S_OK;
}
/* Generic IDirectMusicObject methods */
static inline struct dmobject *impl_from_IDirectMusicObject(IDirectMusicObject *iface)
......@@ -110,6 +250,78 @@ HRESULT WINAPI dmobj_IDirectMusicObject_SetDescriptor(IDirectMusicObject *iface,
return ret;
}
/* Helper for IDirectMusicObject::ParseDescriptor */
static inline void info_get_name(IStream *stream, const struct chunk_entry *info,
DMUS_OBJECTDESC *desc)
{
struct chunk_entry chunk = {.parent = info};
char name[DMUS_MAX_NAME];
ULONG len;
HRESULT hr = E_FAIL;
while (stream_next_chunk(stream, &chunk) == S_OK)
if (chunk.id == mmioFOURCC('I','N','A','M'))
hr = IStream_Read(stream, name, min(chunk.size, sizeof(name)), &len);
if (SUCCEEDED(hr)) {
len = MultiByteToWideChar(CP_ACP, 0, name, len, desc->wszName, sizeof(desc->wszName));
desc->wszName[min(len, sizeof(desc->wszName) - 1)] = 0;
desc->dwValidData |= DMUS_OBJ_NAME;
}
}
static inline void unfo_get_name(IStream *stream, const struct chunk_entry *unfo,
DMUS_OBJECTDESC *desc, BOOL inam)
{
struct chunk_entry chunk = {.parent = unfo};
while (stream_next_chunk(stream, &chunk) == S_OK)
if (chunk.id == DMUS_FOURCC_UNAM_CHUNK || (inam && chunk.id == mmioFOURCC('I','N','A','M')))
if (stream_chunk_get_wstr(stream, &chunk, desc->wszName, sizeof(desc->wszName)) == S_OK)
desc->dwValidData |= DMUS_OBJ_NAME;
}
HRESULT dmobj_parsedescriptor(IStream *stream, const struct chunk_entry *riff,
DMUS_OBJECTDESC *desc, DWORD supported)
{
struct chunk_entry chunk = {.parent = riff};
HRESULT hr;
TRACE("Looking for %#x in %p: %s\n", supported, stream, debugstr_chunk(riff));
desc->dwValidData = 0;
desc->dwSize = sizeof(*desc);
while ((hr = stream_next_chunk(stream, &chunk)) == S_OK) {
switch (chunk.id) {
case DMUS_FOURCC_GUID_CHUNK:
if ((supported & DMUS_OBJ_OBJECT) && stream_chunk_get_data(stream, &chunk,
&desc->guidObject, sizeof(desc->guidObject)) == S_OK)
desc->dwValidData |= DMUS_OBJ_OBJECT;
break;
case DMUS_FOURCC_CATEGORY_CHUNK:
if ((supported & DMUS_OBJ_CATEGORY) && stream_chunk_get_wstr(stream, &chunk,
desc->wszCategory, sizeof(desc->wszCategory)) == S_OK)
desc->dwValidData |= DMUS_OBJ_CATEGORY;
break;
case DMUS_FOURCC_VERSION_CHUNK:
if ((supported & DMUS_OBJ_VERSION) && stream_chunk_get_data(stream, &chunk,
&desc->vVersion, sizeof(desc->vVersion)) == S_OK)
desc->dwValidData |= DMUS_OBJ_VERSION;
break;
case FOURCC_LIST:
if (chunk.type == DMUS_FOURCC_UNFO_LIST && (supported & DMUS_OBJ_NAME))
unfo_get_name(stream, &chunk, desc, supported & DMUS_OBJ_NAME_INAM);
else if (chunk.type == DMUS_FOURCC_INFO_LIST && (supported & DMUS_OBJ_NAME_INFO))
info_get_name(stream, &chunk, desc);
break;
}
}
TRACE("Found %#x\n", desc->dwValidData);
return hr;
}
/* Generic IPersistStream methods */
static inline struct dmobject *impl_from_IPersistStream(IPersistStream *iface)
{
......
dlls/dmloader/dmobject.h
View file @ 70281427
......@@ -19,6 +19,51 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "wine/debug.h"
/* RIFF stream parsing */
struct chunk_entry;
struct chunk_entry {
FOURCC id;
DWORD size;
FOURCC type; /* valid only for LIST and RIFF chunks */
ULARGE_INTEGER offset; /* chunk offset from start of stream */
const struct chunk_entry *parent; /* enclosing RIFF or LIST chunk */
};
HRESULT stream_get_chunk(IStream *stream, struct chunk_entry *chunk) DECLSPEC_HIDDEN;
HRESULT stream_next_chunk(IStream *stream, struct chunk_entry *chunk) DECLSPEC_HIDDEN;
HRESULT stream_skip_chunk(IStream *stream, struct chunk_entry *chunk) DECLSPEC_HIDDEN;
HRESULT stream_chunk_get_data(IStream *stream, const struct chunk_entry *chunk, void *data,
ULONG size) DECLSPEC_HIDDEN;
HRESULT stream_chunk_get_wstr(IStream *stream, const struct chunk_entry *chunk, WCHAR *str,
ULONG size) DECLSPEC_HIDDEN;
static inline HRESULT stream_reset_chunk_data(IStream *stream, const struct chunk_entry *chunk)
{
LARGE_INTEGER offset;
offset.QuadPart = chunk->offset.QuadPart + sizeof(FOURCC) + sizeof(DWORD);
if (chunk->id == FOURCC_RIFF || chunk->id == FOURCC_LIST)
offset.QuadPart += sizeof(FOURCC);
return IStream_Seek(stream, offset, STREAM_SEEK_SET, NULL);
}
static inline HRESULT stream_reset_chunk_start(IStream *stream, const struct chunk_entry *chunk)
{
LARGE_INTEGER offset;
offset.QuadPart = chunk->offset.QuadPart;
return IStream_Seek(stream, offset, STREAM_SEEK_SET, NULL);
}
const char *debugstr_chunk(const struct chunk_entry *chunk) DECLSPEC_HIDDEN;
/* IDirectMusicObject base object */
struct dmobject {
IDirectMusicObject IDirectMusicObject_iface;
IPersistStream IPersistStream_iface;
......@@ -38,6 +83,14 @@ HRESULT WINAPI dmobj_IDirectMusicObject_GetDescriptor(IDirectMusicObject *iface,
HRESULT WINAPI dmobj_IDirectMusicObject_SetDescriptor(IDirectMusicObject *iface,
DMUS_OBJECTDESC *desc) DECLSPEC_HIDDEN;
/* Helper for IDirectMusicObject::ParseDescriptor */
HRESULT dmobj_parsedescriptor(IStream *stream, const struct chunk_entry *riff,
DMUS_OBJECTDESC *desc, DWORD supported) DECLSPEC_HIDDEN;
/* Additional supported flags for dmobj_parsedescriptor.
DMUS_OBJ_NAME is 'UNAM' chunk in UNFO list */
#define DMUS_OBJ_NAME_INAM 0x1000 /* 'INAM' chunk in UNFO list */
#define DMUS_OBJ_NAME_INFO 0x2000 /* 'INAM' chunk in INFO list */
/* Generic IPersistStream methods */
HRESULT WINAPI dmobj_IPersistStream_QueryInterface(IPersistStream *iface, REFIID riid,
void **ret_iface) DECLSPEC_HIDDEN;
......
dlls/dmscript/dmobject.c
View file @ 70281427
......@@ -21,12 +21,152 @@
*/
#define COBJMACROS
#include <assert.h>
#include "objbase.h"
#include "dmusici.h"
#include "dmusicf.h"
#include "dmobject.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(dmobj);
WINE_DECLARE_DEBUG_CHANNEL(dmfile);
/* RIFF format parsing */
#define CHUNK_HDR_SIZE (sizeof(FOURCC) + sizeof(DWORD))
static inline const char *debugstr_fourcc(DWORD fourcc)
{
if (!fourcc) return "''";
return wine_dbg_sprintf("'%c%c%c%c'", (char)(fourcc), (char)(fourcc >> 8),
(char)(fourcc >> 16), (char)(fourcc >> 24));
}
const char *debugstr_chunk(const struct chunk_entry *chunk)
{
const char *type = "";
if (!chunk)
return "(null)";
if (chunk->id == FOURCC_RIFF || chunk->id == FOURCC_LIST)
type = wine_dbg_sprintf("type %s, ", debugstr_fourcc(chunk->type));
return wine_dbg_sprintf("%s chunk, %ssize %u", debugstr_fourcc(chunk->id), type, chunk->size);
}
static HRESULT stream_read(IStream *stream, void *data, ULONG size)
{
ULONG read;
HRESULT hr;
hr = IStream_Read(stream, data, size, &read);
if (FAILED(hr))
TRACE_(dmfile)("IStream_Read failed: %08x\n", hr);
else if (!read && read < size) {
/* All or nothing: Handle a partial read due to end of stream as an error */
TRACE_(dmfile)("Short read: %u < %u\n", read, size);
return E_FAIL;
}
return hr;
}
HRESULT stream_get_chunk(IStream *stream, struct chunk_entry *chunk)
{
static const LARGE_INTEGER zero;
ULONGLONG ck_end = 0, p_end = 0;
HRESULT hr;
hr = IStream_Seek(stream, zero, STREAM_SEEK_CUR, &chunk->offset);
if (FAILED(hr))
return hr;
assert(!(chunk->offset.QuadPart & 1));
if (chunk->parent) {
p_end = chunk->parent->offset.QuadPart + CHUNK_HDR_SIZE + ((chunk->parent->size + 1) & ~1);
if (chunk->offset.QuadPart == p_end)
return S_FALSE;
ck_end = chunk->offset.QuadPart + CHUNK_HDR_SIZE;
if (ck_end > p_end) {
WARN_(dmfile)("No space for sub-chunk header in parent chunk: ends at offset %s > %s\n",
wine_dbgstr_longlong(ck_end), wine_dbgstr_longlong(p_end));
return E_FAIL;
}
}
hr = stream_read(stream, chunk, CHUNK_HDR_SIZE);
if (hr != S_OK)
return hr;
if (chunk->parent) {
ck_end += (chunk->size + 1) & ~1;
if (ck_end > p_end) {
WARN_(dmfile)("No space for sub-chunk data in parent chunk: ends at offset %s > %s\n",
wine_dbgstr_longlong(ck_end), wine_dbgstr_longlong(p_end));
return E_FAIL;
}
}
if (chunk->id == FOURCC_LIST || chunk->id == FOURCC_RIFF) {
hr = stream_read(stream, &chunk->type, sizeof(FOURCC));
if (hr != S_OK)
return hr != S_FALSE ? hr : E_FAIL;
}
TRACE_(dmfile)("Returning %s\n", debugstr_chunk(chunk));
return S_OK;
}
HRESULT stream_skip_chunk(IStream *stream, struct chunk_entry *chunk)
{
LARGE_INTEGER end;
end.QuadPart = (chunk->offset.QuadPart + CHUNK_HDR_SIZE + chunk->size + 1) & ~(ULONGLONG)1;
return IStream_Seek(stream, end, STREAM_SEEK_SET, NULL);
}
HRESULT stream_next_chunk(IStream *stream, struct chunk_entry *chunk)
{
HRESULT hr;
if (chunk->id) {
hr = stream_skip_chunk(stream, chunk);
if (FAILED(hr))
return hr;
}
return stream_get_chunk(stream, chunk);
}
HRESULT stream_chunk_get_data(IStream *stream, const struct chunk_entry *chunk, void *data,
ULONG size)
{
if (chunk->size != size) {
WARN_(dmfile)("Chunk %s (size %u, offset %s) doesn't contains the expected data size %u\n",
debugstr_fourcc(chunk->id), chunk->size,
wine_dbgstr_longlong(chunk->offset.QuadPart), size);
return E_FAIL;
}
return stream_read(stream, data, size);
}
HRESULT stream_chunk_get_wstr(IStream *stream, const struct chunk_entry *chunk, WCHAR *str,
ULONG size)
{
ULONG len;
HRESULT hr;
hr = IStream_Read(stream, str, min(chunk->size, size), &len);
if (FAILED(hr))
return hr;
/* Don't assume the string is properly zero terminated */
str[min(len, size - 1)] = 0;
if (len < chunk->size)
return S_FALSE;
return S_OK;
}
/* Generic IDirectMusicObject methods */
static inline struct dmobject *impl_from_IDirectMusicObject(IDirectMusicObject *iface)
......@@ -110,6 +250,78 @@ HRESULT WINAPI dmobj_IDirectMusicObject_SetDescriptor(IDirectMusicObject *iface,
return ret;
}
/* Helper for IDirectMusicObject::ParseDescriptor */
static inline void info_get_name(IStream *stream, const struct chunk_entry *info,
DMUS_OBJECTDESC *desc)
{
struct chunk_entry chunk = {.parent = info};
char name[DMUS_MAX_NAME];
ULONG len;
HRESULT hr = E_FAIL;
while (stream_next_chunk(stream, &chunk) == S_OK)
if (chunk.id == mmioFOURCC('I','N','A','M'))
hr = IStream_Read(stream, name, min(chunk.size, sizeof(name)), &len);
if (SUCCEEDED(hr)) {
len = MultiByteToWideChar(CP_ACP, 0, name, len, desc->wszName, sizeof(desc->wszName));
desc->wszName[min(len, sizeof(desc->wszName) - 1)] = 0;
desc->dwValidData |= DMUS_OBJ_NAME;
}
}
static inline void unfo_get_name(IStream *stream, const struct chunk_entry *unfo,
DMUS_OBJECTDESC *desc, BOOL inam)
{
struct chunk_entry chunk = {.parent = unfo};
while (stream_next_chunk(stream, &chunk) == S_OK)
if (chunk.id == DMUS_FOURCC_UNAM_CHUNK || (inam && chunk.id == mmioFOURCC('I','N','A','M')))
if (stream_chunk_get_wstr(stream, &chunk, desc->wszName, sizeof(desc->wszName)) == S_OK)
desc->dwValidData |= DMUS_OBJ_NAME;
}
HRESULT dmobj_parsedescriptor(IStream *stream, const struct chunk_entry *riff,
DMUS_OBJECTDESC *desc, DWORD supported)
{
struct chunk_entry chunk = {.parent = riff};
HRESULT hr;
TRACE("Looking for %#x in %p: %s\n", supported, stream, debugstr_chunk(riff));
desc->dwValidData = 0;
desc->dwSize = sizeof(*desc);
while ((hr = stream_next_chunk(stream, &chunk)) == S_OK) {
switch (chunk.id) {
case DMUS_FOURCC_GUID_CHUNK:
if ((supported & DMUS_OBJ_OBJECT) && stream_chunk_get_data(stream, &chunk,
&desc->guidObject, sizeof(desc->guidObject)) == S_OK)
desc->dwValidData |= DMUS_OBJ_OBJECT;
break;
case DMUS_FOURCC_CATEGORY_CHUNK:
if ((supported & DMUS_OBJ_CATEGORY) && stream_chunk_get_wstr(stream, &chunk,
desc->wszCategory, sizeof(desc->wszCategory)) == S_OK)
desc->dwValidData |= DMUS_OBJ_CATEGORY;
break;
case DMUS_FOURCC_VERSION_CHUNK:
if ((supported & DMUS_OBJ_VERSION) && stream_chunk_get_data(stream, &chunk,
&desc->vVersion, sizeof(desc->vVersion)) == S_OK)
desc->dwValidData |= DMUS_OBJ_VERSION;
break;
case FOURCC_LIST:
if (chunk.type == DMUS_FOURCC_UNFO_LIST && (supported & DMUS_OBJ_NAME))
unfo_get_name(stream, &chunk, desc, supported & DMUS_OBJ_NAME_INAM);
else if (chunk.type == DMUS_FOURCC_INFO_LIST && (supported & DMUS_OBJ_NAME_INFO))
info_get_name(stream, &chunk, desc);
break;
}
}
TRACE("Found %#x\n", desc->dwValidData);
return hr;
}
/* Generic IPersistStream methods */
static inline struct dmobject *impl_from_IPersistStream(IPersistStream *iface)
{
......
dlls/dmscript/dmobject.h
View file @ 70281427
......@@ -19,6 +19,51 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "wine/debug.h"
/* RIFF stream parsing */
struct chunk_entry;
struct chunk_entry {
FOURCC id;
DWORD size;
FOURCC type; /* valid only for LIST and RIFF chunks */
ULARGE_INTEGER offset; /* chunk offset from start of stream */
const struct chunk_entry *parent; /* enclosing RIFF or LIST chunk */
};
HRESULT stream_get_chunk(IStream *stream, struct chunk_entry *chunk) DECLSPEC_HIDDEN;
HRESULT stream_next_chunk(IStream *stream, struct chunk_entry *chunk) DECLSPEC_HIDDEN;
HRESULT stream_skip_chunk(IStream *stream, struct chunk_entry *chunk) DECLSPEC_HIDDEN;
HRESULT stream_chunk_get_data(IStream *stream, const struct chunk_entry *chunk, void *data,
ULONG size) DECLSPEC_HIDDEN;
HRESULT stream_chunk_get_wstr(IStream *stream, const struct chunk_entry *chunk, WCHAR *str,
ULONG size) DECLSPEC_HIDDEN;
static inline HRESULT stream_reset_chunk_data(IStream *stream, const struct chunk_entry *chunk)
{
LARGE_INTEGER offset;
offset.QuadPart = chunk->offset.QuadPart + sizeof(FOURCC) + sizeof(DWORD);
if (chunk->id == FOURCC_RIFF || chunk->id == FOURCC_LIST)
offset.QuadPart += sizeof(FOURCC);
return IStream_Seek(stream, offset, STREAM_SEEK_SET, NULL);
}
static inline HRESULT stream_reset_chunk_start(IStream *stream, const struct chunk_entry *chunk)
{
LARGE_INTEGER offset;
offset.QuadPart = chunk->offset.QuadPart;
return IStream_Seek(stream, offset, STREAM_SEEK_SET, NULL);
}
const char *debugstr_chunk(const struct chunk_entry *chunk) DECLSPEC_HIDDEN;
/* IDirectMusicObject base object */
struct dmobject {
IDirectMusicObject IDirectMusicObject_iface;
IPersistStream IPersistStream_iface;
......@@ -38,6 +83,14 @@ HRESULT WINAPI dmobj_IDirectMusicObject_GetDescriptor(IDirectMusicObject *iface,
HRESULT WINAPI dmobj_IDirectMusicObject_SetDescriptor(IDirectMusicObject *iface,
DMUS_OBJECTDESC *desc) DECLSPEC_HIDDEN;
/* Helper for IDirectMusicObject::ParseDescriptor */
HRESULT dmobj_parsedescriptor(IStream *stream, const struct chunk_entry *riff,
DMUS_OBJECTDESC *desc, DWORD supported) DECLSPEC_HIDDEN;
/* Additional supported flags for dmobj_parsedescriptor.
DMUS_OBJ_NAME is 'UNAM' chunk in UNFO list */
#define DMUS_OBJ_NAME_INAM 0x1000 /* 'INAM' chunk in UNFO list */
#define DMUS_OBJ_NAME_INFO 0x2000 /* 'INAM' chunk in INFO list */
/* Generic IPersistStream methods */
HRESULT WINAPI dmobj_IPersistStream_QueryInterface(IPersistStream *iface, REFIID riid,
void **ret_iface) DECLSPEC_HIDDEN;
......
dlls/dmstyle/dmobject.c
View file @ 70281427
......@@ -21,12 +21,152 @@
*/
#define COBJMACROS
#include <assert.h>
#include "objbase.h"
#include "dmusici.h"
#include "dmusicf.h"
#include "dmobject.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(dmobj);
WINE_DECLARE_DEBUG_CHANNEL(dmfile);
/* RIFF format parsing */
#define CHUNK_HDR_SIZE (sizeof(FOURCC) + sizeof(DWORD))
static inline const char *debugstr_fourcc(DWORD fourcc)
{
if (!fourcc) return "''";
return wine_dbg_sprintf("'%c%c%c%c'", (char)(fourcc), (char)(fourcc >> 8),
(char)(fourcc >> 16), (char)(fourcc >> 24));
}
const char *debugstr_chunk(const struct chunk_entry *chunk)
{
const char *type = "";
if (!chunk)
return "(null)";
if (chunk->id == FOURCC_RIFF || chunk->id == FOURCC_LIST)
type = wine_dbg_sprintf("type %s, ", debugstr_fourcc(chunk->type));
return wine_dbg_sprintf("%s chunk, %ssize %u", debugstr_fourcc(chunk->id), type, chunk->size);
}
static HRESULT stream_read(IStream *stream, void *data, ULONG size)
{
ULONG read;
HRESULT hr;
hr = IStream_Read(stream, data, size, &read);
if (FAILED(hr))
TRACE_(dmfile)("IStream_Read failed: %08x\n", hr);
else if (!read && read < size) {
/* All or nothing: Handle a partial read due to end of stream as an error */
TRACE_(dmfile)("Short read: %u < %u\n", read, size);
return E_FAIL;
}
return hr;
}
HRESULT stream_get_chunk(IStream *stream, struct chunk_entry *chunk)
{
static const LARGE_INTEGER zero;
ULONGLONG ck_end = 0, p_end = 0;
HRESULT hr;
hr = IStream_Seek(stream, zero, STREAM_SEEK_CUR, &chunk->offset);
if (FAILED(hr))
return hr;
assert(!(chunk->offset.QuadPart & 1));
if (chunk->parent) {
p_end = chunk->parent->offset.QuadPart + CHUNK_HDR_SIZE + ((chunk->parent->size + 1) & ~1);
if (chunk->offset.QuadPart == p_end)
return S_FALSE;
ck_end = chunk->offset.QuadPart + CHUNK_HDR_SIZE;
if (ck_end > p_end) {
WARN_(dmfile)("No space for sub-chunk header in parent chunk: ends at offset %s > %s\n",
wine_dbgstr_longlong(ck_end), wine_dbgstr_longlong(p_end));
return E_FAIL;
}
}
hr = stream_read(stream, chunk, CHUNK_HDR_SIZE);
if (hr != S_OK)
return hr;
if (chunk->parent) {
ck_end += (chunk->size + 1) & ~1;
if (ck_end > p_end) {
WARN_(dmfile)("No space for sub-chunk data in parent chunk: ends at offset %s > %s\n",
wine_dbgstr_longlong(ck_end), wine_dbgstr_longlong(p_end));
return E_FAIL;
}
}
if (chunk->id == FOURCC_LIST || chunk->id == FOURCC_RIFF) {
hr = stream_read(stream, &chunk->type, sizeof(FOURCC));
if (hr != S_OK)
return hr != S_FALSE ? hr : E_FAIL;
}
TRACE_(dmfile)("Returning %s\n", debugstr_chunk(chunk));
return S_OK;
}
HRESULT stream_skip_chunk(IStream *stream, struct chunk_entry *chunk)
{
LARGE_INTEGER end;
end.QuadPart = (chunk->offset.QuadPart + CHUNK_HDR_SIZE + chunk->size + 1) & ~(ULONGLONG)1;
return IStream_Seek(stream, end, STREAM_SEEK_SET, NULL);
}
HRESULT stream_next_chunk(IStream *stream, struct chunk_entry *chunk)
{
HRESULT hr;
if (chunk->id) {
hr = stream_skip_chunk(stream, chunk);
if (FAILED(hr))
return hr;
}
return stream_get_chunk(stream, chunk);
}
HRESULT stream_chunk_get_data(IStream *stream, const struct chunk_entry *chunk, void *data,
ULONG size)
{
if (chunk->size != size) {
WARN_(dmfile)("Chunk %s (size %u, offset %s) doesn't contains the expected data size %u\n",
debugstr_fourcc(chunk->id), chunk->size,
wine_dbgstr_longlong(chunk->offset.QuadPart), size);
return E_FAIL;
}
return stream_read(stream, data, size);
}
HRESULT stream_chunk_get_wstr(IStream *stream, const struct chunk_entry *chunk, WCHAR *str,
ULONG size)
{
ULONG len;
HRESULT hr;
hr = IStream_Read(stream, str, min(chunk->size, size), &len);
if (FAILED(hr))
return hr;
/* Don't assume the string is properly zero terminated */
str[min(len, size - 1)] = 0;
if (len < chunk->size)
return S_FALSE;
return S_OK;
}
/* Generic IDirectMusicObject methods */
static inline struct dmobject *impl_from_IDirectMusicObject(IDirectMusicObject *iface)
......@@ -110,6 +250,78 @@ HRESULT WINAPI dmobj_IDirectMusicObject_SetDescriptor(IDirectMusicObject *iface,
return ret;
}
/* Helper for IDirectMusicObject::ParseDescriptor */
static inline void info_get_name(IStream *stream, const struct chunk_entry *info,
DMUS_OBJECTDESC *desc)
{
struct chunk_entry chunk = {.parent = info};
char name[DMUS_MAX_NAME];
ULONG len;
HRESULT hr = E_FAIL;
while (stream_next_chunk(stream, &chunk) == S_OK)
if (chunk.id == mmioFOURCC('I','N','A','M'))
hr = IStream_Read(stream, name, min(chunk.size, sizeof(name)), &len);
if (SUCCEEDED(hr)) {
len = MultiByteToWideChar(CP_ACP, 0, name, len, desc->wszName, sizeof(desc->wszName));
desc->wszName[min(len, sizeof(desc->wszName) - 1)] = 0;
desc->dwValidData |= DMUS_OBJ_NAME;
}
}
static inline void unfo_get_name(IStream *stream, const struct chunk_entry *unfo,
DMUS_OBJECTDESC *desc, BOOL inam)
{
struct chunk_entry chunk = {.parent = unfo};
while (stream_next_chunk(stream, &chunk) == S_OK)
if (chunk.id == DMUS_FOURCC_UNAM_CHUNK || (inam && chunk.id == mmioFOURCC('I','N','A','M')))
if (stream_chunk_get_wstr(stream, &chunk, desc->wszName, sizeof(desc->wszName)) == S_OK)
desc->dwValidData |= DMUS_OBJ_NAME;
}
HRESULT dmobj_parsedescriptor(IStream *stream, const struct chunk_entry *riff,
DMUS_OBJECTDESC *desc, DWORD supported)
{
struct chunk_entry chunk = {.parent = riff};
HRESULT hr;
TRACE("Looking for %#x in %p: %s\n", supported, stream, debugstr_chunk(riff));
desc->dwValidData = 0;
desc->dwSize = sizeof(*desc);
while ((hr = stream_next_chunk(stream, &chunk)) == S_OK) {
switch (chunk.id) {
case DMUS_FOURCC_GUID_CHUNK:
if ((supported & DMUS_OBJ_OBJECT) && stream_chunk_get_data(stream, &chunk,
&desc->guidObject, sizeof(desc->guidObject)) == S_OK)
desc->dwValidData |= DMUS_OBJ_OBJECT;
break;
case DMUS_FOURCC_CATEGORY_CHUNK:
if ((supported & DMUS_OBJ_CATEGORY) && stream_chunk_get_wstr(stream, &chunk,
desc->wszCategory, sizeof(desc->wszCategory)) == S_OK)
desc->dwValidData |= DMUS_OBJ_CATEGORY;
break;
case DMUS_FOURCC_VERSION_CHUNK:
if ((supported & DMUS_OBJ_VERSION) && stream_chunk_get_data(stream, &chunk,
&desc->vVersion, sizeof(desc->vVersion)) == S_OK)
desc->dwValidData |= DMUS_OBJ_VERSION;
break;
case FOURCC_LIST:
if (chunk.type == DMUS_FOURCC_UNFO_LIST && (supported & DMUS_OBJ_NAME))
unfo_get_name(stream, &chunk, desc, supported & DMUS_OBJ_NAME_INAM);
else if (chunk.type == DMUS_FOURCC_INFO_LIST && (supported & DMUS_OBJ_NAME_INFO))
info_get_name(stream, &chunk, desc);
break;
}
}
TRACE("Found %#x\n", desc->dwValidData);
return hr;
}
/* Generic IPersistStream methods */
static inline struct dmobject *impl_from_IPersistStream(IPersistStream *iface)
{
......
dlls/dmstyle/dmobject.h
View file @ 70281427
......@@ -19,6 +19,51 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "wine/debug.h"
/* RIFF stream parsing */
struct chunk_entry;
struct chunk_entry {
FOURCC id;
DWORD size;
FOURCC type; /* valid only for LIST and RIFF chunks */
ULARGE_INTEGER offset; /* chunk offset from start of stream */
const struct chunk_entry *parent; /* enclosing RIFF or LIST chunk */
};
HRESULT stream_get_chunk(IStream *stream, struct chunk_entry *chunk) DECLSPEC_HIDDEN;
HRESULT stream_next_chunk(IStream *stream, struct chunk_entry *chunk) DECLSPEC_HIDDEN;
HRESULT stream_skip_chunk(IStream *stream, struct chunk_entry *chunk) DECLSPEC_HIDDEN;
HRESULT stream_chunk_get_data(IStream *stream, const struct chunk_entry *chunk, void *data,
ULONG size) DECLSPEC_HIDDEN;
HRESULT stream_chunk_get_wstr(IStream *stream, const struct chunk_entry *chunk, WCHAR *str,
ULONG size) DECLSPEC_HIDDEN;
static inline HRESULT stream_reset_chunk_data(IStream *stream, const struct chunk_entry *chunk)
{
LARGE_INTEGER offset;
offset.QuadPart = chunk->offset.QuadPart + sizeof(FOURCC) + sizeof(DWORD);
if (chunk->id == FOURCC_RIFF || chunk->id == FOURCC_LIST)
offset.QuadPart += sizeof(FOURCC);
return IStream_Seek(stream, offset, STREAM_SEEK_SET, NULL);
}
static inline HRESULT stream_reset_chunk_start(IStream *stream, const struct chunk_entry *chunk)
{
LARGE_INTEGER offset;
offset.QuadPart = chunk->offset.QuadPart;
return IStream_Seek(stream, offset, STREAM_SEEK_SET, NULL);
}
const char *debugstr_chunk(const struct chunk_entry *chunk) DECLSPEC_HIDDEN;
/* IDirectMusicObject base object */
struct dmobject {
IDirectMusicObject IDirectMusicObject_iface;
IPersistStream IPersistStream_iface;
......@@ -38,6 +83,14 @@ HRESULT WINAPI dmobj_IDirectMusicObject_GetDescriptor(IDirectMusicObject *iface,
HRESULT WINAPI dmobj_IDirectMusicObject_SetDescriptor(IDirectMusicObject *iface,
DMUS_OBJECTDESC *desc) DECLSPEC_HIDDEN;
/* Helper for IDirectMusicObject::ParseDescriptor */
HRESULT dmobj_parsedescriptor(IStream *stream, const struct chunk_entry *riff,
DMUS_OBJECTDESC *desc, DWORD supported) DECLSPEC_HIDDEN;
/* Additional supported flags for dmobj_parsedescriptor.
DMUS_OBJ_NAME is 'UNAM' chunk in UNFO list */
#define DMUS_OBJ_NAME_INAM 0x1000 /* 'INAM' chunk in UNFO list */
#define DMUS_OBJ_NAME_INFO 0x2000 /* 'INAM' chunk in INFO list */
/* Generic IPersistStream methods */
HRESULT WINAPI dmobj_IPersistStream_QueryInterface(IPersistStream *iface, REFIID riid,
void **ret_iface) DECLSPEC_HIDDEN;
......
dlls/dmusic/dmobject.c
View file @ 70281427
......@@ -21,12 +21,152 @@
*/
#define COBJMACROS
#include <assert.h>
#include "objbase.h"
#include "dmusici.h"
#include "dmusicf.h"
#include "dmobject.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(dmobj);
WINE_DECLARE_DEBUG_CHANNEL(dmfile);
/* RIFF format parsing */
#define CHUNK_HDR_SIZE (sizeof(FOURCC) + sizeof(DWORD))
static inline const char *debugstr_fourcc(DWORD fourcc)
{
if (!fourcc) return "''";
return wine_dbg_sprintf("'%c%c%c%c'", (char)(fourcc), (char)(fourcc >> 8),
(char)(fourcc >> 16), (char)(fourcc >> 24));
}
const char *debugstr_chunk(const struct chunk_entry *chunk)
{
const char *type = "";
if (!chunk)
return "(null)";
if (chunk->id == FOURCC_RIFF || chunk->id == FOURCC_LIST)
type = wine_dbg_sprintf("type %s, ", debugstr_fourcc(chunk->type));
return wine_dbg_sprintf("%s chunk, %ssize %u", debugstr_fourcc(chunk->id), type, chunk->size);
}
static HRESULT stream_read(IStream *stream, void *data, ULONG size)
{
ULONG read;
HRESULT hr;
hr = IStream_Read(stream, data, size, &read);
if (FAILED(hr))
TRACE_(dmfile)("IStream_Read failed: %08x\n", hr);
else if (!read && read < size) {
/* All or nothing: Handle a partial read due to end of stream as an error */
TRACE_(dmfile)("Short read: %u < %u\n", read, size);
return E_FAIL;
}
return hr;
}
HRESULT stream_get_chunk(IStream *stream, struct chunk_entry *chunk)
{
static const LARGE_INTEGER zero;
ULONGLONG ck_end = 0, p_end = 0;
HRESULT hr;
hr = IStream_Seek(stream, zero, STREAM_SEEK_CUR, &chunk->offset);
if (FAILED(hr))
return hr;
assert(!(chunk->offset.QuadPart & 1));
if (chunk->parent) {
p_end = chunk->parent->offset.QuadPart + CHUNK_HDR_SIZE + ((chunk->parent->size + 1) & ~1);
if (chunk->offset.QuadPart == p_end)
return S_FALSE;
ck_end = chunk->offset.QuadPart + CHUNK_HDR_SIZE;
if (ck_end > p_end) {
WARN_(dmfile)("No space for sub-chunk header in parent chunk: ends at offset %s > %s\n",
wine_dbgstr_longlong(ck_end), wine_dbgstr_longlong(p_end));
return E_FAIL;
}
}
hr = stream_read(stream, chunk, CHUNK_HDR_SIZE);
if (hr != S_OK)
return hr;
if (chunk->parent) {
ck_end += (chunk->size + 1) & ~1;
if (ck_end > p_end) {
WARN_(dmfile)("No space for sub-chunk data in parent chunk: ends at offset %s > %s\n",
wine_dbgstr_longlong(ck_end), wine_dbgstr_longlong(p_end));
return E_FAIL;
}
}
if (chunk->id == FOURCC_LIST || chunk->id == FOURCC_RIFF) {
hr = stream_read(stream, &chunk->type, sizeof(FOURCC));
if (hr != S_OK)
return hr != S_FALSE ? hr : E_FAIL;
}
TRACE_(dmfile)("Returning %s\n", debugstr_chunk(chunk));
return S_OK;
}
HRESULT stream_skip_chunk(IStream *stream, struct chunk_entry *chunk)
{
LARGE_INTEGER end;
end.QuadPart = (chunk->offset.QuadPart + CHUNK_HDR_SIZE + chunk->size + 1) & ~(ULONGLONG)1;
return IStream_Seek(stream, end, STREAM_SEEK_SET, NULL);
}
HRESULT stream_next_chunk(IStream *stream, struct chunk_entry *chunk)
{
HRESULT hr;
if (chunk->id) {
hr = stream_skip_chunk(stream, chunk);
if (FAILED(hr))
return hr;
}
return stream_get_chunk(stream, chunk);
}
HRESULT stream_chunk_get_data(IStream *stream, const struct chunk_entry *chunk, void *data,
ULONG size)
{
if (chunk->size != size) {
WARN_(dmfile)("Chunk %s (size %u, offset %s) doesn't contains the expected data size %u\n",
debugstr_fourcc(chunk->id), chunk->size,
wine_dbgstr_longlong(chunk->offset.QuadPart), size);
return E_FAIL;
}
return stream_read(stream, data, size);
}
HRESULT stream_chunk_get_wstr(IStream *stream, const struct chunk_entry *chunk, WCHAR *str,
ULONG size)
{
ULONG len;
HRESULT hr;
hr = IStream_Read(stream, str, min(chunk->size, size), &len);
if (FAILED(hr))
return hr;
/* Don't assume the string is properly zero terminated */
str[min(len, size - 1)] = 0;
if (len < chunk->size)
return S_FALSE;
return S_OK;
}
/* Generic IDirectMusicObject methods */
static inline struct dmobject *impl_from_IDirectMusicObject(IDirectMusicObject *iface)
......@@ -110,6 +250,78 @@ HRESULT WINAPI dmobj_IDirectMusicObject_SetDescriptor(IDirectMusicObject *iface,
return ret;
}
/* Helper for IDirectMusicObject::ParseDescriptor */
static inline void info_get_name(IStream *stream, const struct chunk_entry *info,
DMUS_OBJECTDESC *desc)
{
struct chunk_entry chunk = {.parent = info};
char name[DMUS_MAX_NAME];
ULONG len;
HRESULT hr = E_FAIL;
while (stream_next_chunk(stream, &chunk) == S_OK)
if (chunk.id == mmioFOURCC('I','N','A','M'))
hr = IStream_Read(stream, name, min(chunk.size, sizeof(name)), &len);
if (SUCCEEDED(hr)) {
len = MultiByteToWideChar(CP_ACP, 0, name, len, desc->wszName, sizeof(desc->wszName));
desc->wszName[min(len, sizeof(desc->wszName) - 1)] = 0;
desc->dwValidData |= DMUS_OBJ_NAME;
}
}
static inline void unfo_get_name(IStream *stream, const struct chunk_entry *unfo,
DMUS_OBJECTDESC *desc, BOOL inam)
{
struct chunk_entry chunk = {.parent = unfo};
while (stream_next_chunk(stream, &chunk) == S_OK)
if (chunk.id == DMUS_FOURCC_UNAM_CHUNK || (inam && chunk.id == mmioFOURCC('I','N','A','M')))
if (stream_chunk_get_wstr(stream, &chunk, desc->wszName, sizeof(desc->wszName)) == S_OK)
desc->dwValidData |= DMUS_OBJ_NAME;
}
HRESULT dmobj_parsedescriptor(IStream *stream, const struct chunk_entry *riff,
DMUS_OBJECTDESC *desc, DWORD supported)
{
struct chunk_entry chunk = {.parent = riff};
HRESULT hr;
TRACE("Looking for %#x in %p: %s\n", supported, stream, debugstr_chunk(riff));
desc->dwValidData = 0;
desc->dwSize = sizeof(*desc);
while ((hr = stream_next_chunk(stream, &chunk)) == S_OK) {
switch (chunk.id) {
case DMUS_FOURCC_GUID_CHUNK:
if ((supported & DMUS_OBJ_OBJECT) && stream_chunk_get_data(stream, &chunk,
&desc->guidObject, sizeof(desc->guidObject)) == S_OK)
desc->dwValidData |= DMUS_OBJ_OBJECT;
break;
case DMUS_FOURCC_CATEGORY_CHUNK:
if ((supported & DMUS_OBJ_CATEGORY) && stream_chunk_get_wstr(stream, &chunk,
desc->wszCategory, sizeof(desc->wszCategory)) == S_OK)
desc->dwValidData |= DMUS_OBJ_CATEGORY;
break;
case DMUS_FOURCC_VERSION_CHUNK:
if ((supported & DMUS_OBJ_VERSION) && stream_chunk_get_data(stream, &chunk,
&desc->vVersion, sizeof(desc->vVersion)) == S_OK)
desc->dwValidData |= DMUS_OBJ_VERSION;
break;
case FOURCC_LIST:
if (chunk.type == DMUS_FOURCC_UNFO_LIST && (supported & DMUS_OBJ_NAME))
unfo_get_name(stream, &chunk, desc, supported & DMUS_OBJ_NAME_INAM);
else if (chunk.type == DMUS_FOURCC_INFO_LIST && (supported & DMUS_OBJ_NAME_INFO))
info_get_name(stream, &chunk, desc);
break;
}
}
TRACE("Found %#x\n", desc->dwValidData);
return hr;
}
/* Generic IPersistStream methods */
static inline struct dmobject *impl_from_IPersistStream(IPersistStream *iface)
{
......
dlls/dmusic/dmobject.h
View file @ 70281427
......@@ -19,6 +19,51 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "wine/debug.h"
/* RIFF stream parsing */
struct chunk_entry;
struct chunk_entry {
FOURCC id;
DWORD size;
FOURCC type; /* valid only for LIST and RIFF chunks */
ULARGE_INTEGER offset; /* chunk offset from start of stream */
const struct chunk_entry *parent; /* enclosing RIFF or LIST chunk */
};
HRESULT stream_get_chunk(IStream *stream, struct chunk_entry *chunk) DECLSPEC_HIDDEN;
HRESULT stream_next_chunk(IStream *stream, struct chunk_entry *chunk) DECLSPEC_HIDDEN;
HRESULT stream_skip_chunk(IStream *stream, struct chunk_entry *chunk) DECLSPEC_HIDDEN;
HRESULT stream_chunk_get_data(IStream *stream, const struct chunk_entry *chunk, void *data,
ULONG size) DECLSPEC_HIDDEN;
HRESULT stream_chunk_get_wstr(IStream *stream, const struct chunk_entry *chunk, WCHAR *str,
ULONG size) DECLSPEC_HIDDEN;
static inline HRESULT stream_reset_chunk_data(IStream *stream, const struct chunk_entry *chunk)
{
LARGE_INTEGER offset;
offset.QuadPart = chunk->offset.QuadPart + sizeof(FOURCC) + sizeof(DWORD);
if (chunk->id == FOURCC_RIFF || chunk->id == FOURCC_LIST)
offset.QuadPart += sizeof(FOURCC);
return IStream_Seek(stream, offset, STREAM_SEEK_SET, NULL);
}
static inline HRESULT stream_reset_chunk_start(IStream *stream, const struct chunk_entry *chunk)
{
LARGE_INTEGER offset;
offset.QuadPart = chunk->offset.QuadPart;
return IStream_Seek(stream, offset, STREAM_SEEK_SET, NULL);
}
const char *debugstr_chunk(const struct chunk_entry *chunk) DECLSPEC_HIDDEN;
/* IDirectMusicObject base object */
struct dmobject {
IDirectMusicObject IDirectMusicObject_iface;
IPersistStream IPersistStream_iface;
......@@ -38,6 +83,14 @@ HRESULT WINAPI dmobj_IDirectMusicObject_GetDescriptor(IDirectMusicObject *iface,
HRESULT WINAPI dmobj_IDirectMusicObject_SetDescriptor(IDirectMusicObject *iface,
DMUS_OBJECTDESC *desc) DECLSPEC_HIDDEN;
/* Helper for IDirectMusicObject::ParseDescriptor */
HRESULT dmobj_parsedescriptor(IStream *stream, const struct chunk_entry *riff,
DMUS_OBJECTDESC *desc, DWORD supported) DECLSPEC_HIDDEN;
/* Additional supported flags for dmobj_parsedescriptor.
DMUS_OBJ_NAME is 'UNAM' chunk in UNFO list */
#define DMUS_OBJ_NAME_INAM 0x1000 /* 'INAM' chunk in UNFO list */
#define DMUS_OBJ_NAME_INFO 0x2000 /* 'INAM' chunk in INFO list */
/* Generic IPersistStream methods */
HRESULT WINAPI dmobj_IPersistStream_QueryInterface(IPersistStream *iface, REFIID riid,
void **ret_iface) DECLSPEC_HIDDEN;
......
dlls/dswave/dmobject.c
View file @ 70281427
......@@ -21,12 +21,152 @@
*/
#define COBJMACROS
#include <assert.h>
#include "objbase.h"
#include "dmusici.h"
#include "dmusicf.h"
#include "dmobject.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(dmobj);
WINE_DECLARE_DEBUG_CHANNEL(dmfile);
/* RIFF format parsing */
#define CHUNK_HDR_SIZE (sizeof(FOURCC) + sizeof(DWORD))
static inline const char *debugstr_fourcc(DWORD fourcc)
{
if (!fourcc) return "''";
return wine_dbg_sprintf("'%c%c%c%c'", (char)(fourcc), (char)(fourcc >> 8),
(char)(fourcc >> 16), (char)(fourcc >> 24));
}
const char *debugstr_chunk(const struct chunk_entry *chunk)
{
const char *type = "";
if (!chunk)
return "(null)";
if (chunk->id == FOURCC_RIFF || chunk->id == FOURCC_LIST)
type = wine_dbg_sprintf("type %s, ", debugstr_fourcc(chunk->type));
return wine_dbg_sprintf("%s chunk, %ssize %u", debugstr_fourcc(chunk->id), type, chunk->size);
}
static HRESULT stream_read(IStream *stream, void *data, ULONG size)
{
ULONG read;
HRESULT hr;
hr = IStream_Read(stream, data, size, &read);
if (FAILED(hr))
TRACE_(dmfile)("IStream_Read failed: %08x\n", hr);
else if (!read && read < size) {
/* All or nothing: Handle a partial read due to end of stream as an error */
TRACE_(dmfile)("Short read: %u < %u\n", read, size);
return E_FAIL;
}
return hr;
}
HRESULT stream_get_chunk(IStream *stream, struct chunk_entry *chunk)
{
static const LARGE_INTEGER zero;
ULONGLONG ck_end = 0, p_end = 0;
HRESULT hr;
hr = IStream_Seek(stream, zero, STREAM_SEEK_CUR, &chunk->offset);
if (FAILED(hr))
return hr;
assert(!(chunk->offset.QuadPart & 1));
if (chunk->parent) {
p_end = chunk->parent->offset.QuadPart + CHUNK_HDR_SIZE + ((chunk->parent->size + 1) & ~1);
if (chunk->offset.QuadPart == p_end)
return S_FALSE;
ck_end = chunk->offset.QuadPart + CHUNK_HDR_SIZE;
if (ck_end > p_end) {
WARN_(dmfile)("No space for sub-chunk header in parent chunk: ends at offset %s > %s\n",
wine_dbgstr_longlong(ck_end), wine_dbgstr_longlong(p_end));
return E_FAIL;
}
}
hr = stream_read(stream, chunk, CHUNK_HDR_SIZE);
if (hr != S_OK)
return hr;
if (chunk->parent) {
ck_end += (chunk->size + 1) & ~1;
if (ck_end > p_end) {
WARN_(dmfile)("No space for sub-chunk data in parent chunk: ends at offset %s > %s\n",
wine_dbgstr_longlong(ck_end), wine_dbgstr_longlong(p_end));
return E_FAIL;
}
}
if (chunk->id == FOURCC_LIST || chunk->id == FOURCC_RIFF) {
hr = stream_read(stream, &chunk->type, sizeof(FOURCC));
if (hr != S_OK)
return hr != S_FALSE ? hr : E_FAIL;
}
TRACE_(dmfile)("Returning %s\n", debugstr_chunk(chunk));
return S_OK;
}
HRESULT stream_skip_chunk(IStream *stream, struct chunk_entry *chunk)
{
LARGE_INTEGER end;
end.QuadPart = (chunk->offset.QuadPart + CHUNK_HDR_SIZE + chunk->size + 1) & ~(ULONGLONG)1;
return IStream_Seek(stream, end, STREAM_SEEK_SET, NULL);
}
HRESULT stream_next_chunk(IStream *stream, struct chunk_entry *chunk)
{
HRESULT hr;
if (chunk->id) {
hr = stream_skip_chunk(stream, chunk);
if (FAILED(hr))
return hr;
}
return stream_get_chunk(stream, chunk);
}
HRESULT stream_chunk_get_data(IStream *stream, const struct chunk_entry *chunk, void *data,
ULONG size)
{
if (chunk->size != size) {
WARN_(dmfile)("Chunk %s (size %u, offset %s) doesn't contains the expected data size %u\n",
debugstr_fourcc(chunk->id), chunk->size,
wine_dbgstr_longlong(chunk->offset.QuadPart), size);
return E_FAIL;
}
return stream_read(stream, data, size);
}
HRESULT stream_chunk_get_wstr(IStream *stream, const struct chunk_entry *chunk, WCHAR *str,
ULONG size)
{
ULONG len;
HRESULT hr;
hr = IStream_Read(stream, str, min(chunk->size, size), &len);
if (FAILED(hr))
return hr;
/* Don't assume the string is properly zero terminated */
str[min(len, size - 1)] = 0;
if (len < chunk->size)
return S_FALSE;
return S_OK;
}
/* Generic IDirectMusicObject methods */
static inline struct dmobject *impl_from_IDirectMusicObject(IDirectMusicObject *iface)
......@@ -110,6 +250,78 @@ HRESULT WINAPI dmobj_IDirectMusicObject_SetDescriptor(IDirectMusicObject *iface,
return ret;
}
/* Helper for IDirectMusicObject::ParseDescriptor */
static inline void info_get_name(IStream *stream, const struct chunk_entry *info,
DMUS_OBJECTDESC *desc)
{
struct chunk_entry chunk = {.parent = info};
char name[DMUS_MAX_NAME];
ULONG len;
HRESULT hr = E_FAIL;
while (stream_next_chunk(stream, &chunk) == S_OK)
if (chunk.id == mmioFOURCC('I','N','A','M'))
hr = IStream_Read(stream, name, min(chunk.size, sizeof(name)), &len);
if (SUCCEEDED(hr)) {
len = MultiByteToWideChar(CP_ACP, 0, name, len, desc->wszName, sizeof(desc->wszName));
desc->wszName[min(len, sizeof(desc->wszName) - 1)] = 0;
desc->dwValidData |= DMUS_OBJ_NAME;
}
}
static inline void unfo_get_name(IStream *stream, const struct chunk_entry *unfo,
DMUS_OBJECTDESC *desc, BOOL inam)
{
struct chunk_entry chunk = {.parent = unfo};
while (stream_next_chunk(stream, &chunk) == S_OK)
if (chunk.id == DMUS_FOURCC_UNAM_CHUNK || (inam && chunk.id == mmioFOURCC('I','N','A','M')))
if (stream_chunk_get_wstr(stream, &chunk, desc->wszName, sizeof(desc->wszName)) == S_OK)
desc->dwValidData |= DMUS_OBJ_NAME;
}
HRESULT dmobj_parsedescriptor(IStream *stream, const struct chunk_entry *riff,
DMUS_OBJECTDESC *desc, DWORD supported)
{
struct chunk_entry chunk = {.parent = riff};
HRESULT hr;
TRACE("Looking for %#x in %p: %s\n", supported, stream, debugstr_chunk(riff));
desc->dwValidData = 0;
desc->dwSize = sizeof(*desc);
while ((hr = stream_next_chunk(stream, &chunk)) == S_OK) {
switch (chunk.id) {
case DMUS_FOURCC_GUID_CHUNK:
if ((supported & DMUS_OBJ_OBJECT) && stream_chunk_get_data(stream, &chunk,
&desc->guidObject, sizeof(desc->guidObject)) == S_OK)
desc->dwValidData |= DMUS_OBJ_OBJECT;
break;
case DMUS_FOURCC_CATEGORY_CHUNK:
if ((supported & DMUS_OBJ_CATEGORY) && stream_chunk_get_wstr(stream, &chunk,
desc->wszCategory, sizeof(desc->wszCategory)) == S_OK)
desc->dwValidData |= DMUS_OBJ_CATEGORY;
break;
case DMUS_FOURCC_VERSION_CHUNK:
if ((supported & DMUS_OBJ_VERSION) && stream_chunk_get_data(stream, &chunk,
&desc->vVersion, sizeof(desc->vVersion)) == S_OK)
desc->dwValidData |= DMUS_OBJ_VERSION;
break;
case FOURCC_LIST:
if (chunk.type == DMUS_FOURCC_UNFO_LIST && (supported & DMUS_OBJ_NAME))
unfo_get_name(stream, &chunk, desc, supported & DMUS_OBJ_NAME_INAM);
else if (chunk.type == DMUS_FOURCC_INFO_LIST && (supported & DMUS_OBJ_NAME_INFO))
info_get_name(stream, &chunk, desc);
break;
}
}
TRACE("Found %#x\n", desc->dwValidData);
return hr;
}
/* Generic IPersistStream methods */
static inline struct dmobject *impl_from_IPersistStream(IPersistStream *iface)
{
......
dlls/dswave/dmobject.h
View file @ 70281427
......@@ -19,6 +19,51 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "wine/debug.h"
/* RIFF stream parsing */
struct chunk_entry;
struct chunk_entry {
FOURCC id;
DWORD size;
FOURCC type; /* valid only for LIST and RIFF chunks */
ULARGE_INTEGER offset; /* chunk offset from start of stream */
const struct chunk_entry *parent; /* enclosing RIFF or LIST chunk */
};
HRESULT stream_get_chunk(IStream *stream, struct chunk_entry *chunk) DECLSPEC_HIDDEN;
HRESULT stream_next_chunk(IStream *stream, struct chunk_entry *chunk) DECLSPEC_HIDDEN;
HRESULT stream_skip_chunk(IStream *stream, struct chunk_entry *chunk) DECLSPEC_HIDDEN;
HRESULT stream_chunk_get_data(IStream *stream, const struct chunk_entry *chunk, void *data,
ULONG size) DECLSPEC_HIDDEN;
HRESULT stream_chunk_get_wstr(IStream *stream, const struct chunk_entry *chunk, WCHAR *str,
ULONG size) DECLSPEC_HIDDEN;
static inline HRESULT stream_reset_chunk_data(IStream *stream, const struct chunk_entry *chunk)
{
LARGE_INTEGER offset;
offset.QuadPart = chunk->offset.QuadPart + sizeof(FOURCC) + sizeof(DWORD);
if (chunk->id == FOURCC_RIFF || chunk->id == FOURCC_LIST)
offset.QuadPart += sizeof(FOURCC);
return IStream_Seek(stream, offset, STREAM_SEEK_SET, NULL);
}
static inline HRESULT stream_reset_chunk_start(IStream *stream, const struct chunk_entry *chunk)
{
LARGE_INTEGER offset;
offset.QuadPart = chunk->offset.QuadPart;
return IStream_Seek(stream, offset, STREAM_SEEK_SET, NULL);
}
const char *debugstr_chunk(const struct chunk_entry *chunk) DECLSPEC_HIDDEN;
/* IDirectMusicObject base object */
struct dmobject {
IDirectMusicObject IDirectMusicObject_iface;
IPersistStream IPersistStream_iface;
......@@ -38,6 +83,14 @@ HRESULT WINAPI dmobj_IDirectMusicObject_GetDescriptor(IDirectMusicObject *iface,
HRESULT WINAPI dmobj_IDirectMusicObject_SetDescriptor(IDirectMusicObject *iface,
DMUS_OBJECTDESC *desc) DECLSPEC_HIDDEN;
/* Helper for IDirectMusicObject::ParseDescriptor */
HRESULT dmobj_parsedescriptor(IStream *stream, const struct chunk_entry *riff,
DMUS_OBJECTDESC *desc, DWORD supported) DECLSPEC_HIDDEN;
/* Additional supported flags for dmobj_parsedescriptor.
DMUS_OBJ_NAME is 'UNAM' chunk in UNFO list */
#define DMUS_OBJ_NAME_INAM 0x1000 /* 'INAM' chunk in UNFO list */
#define DMUS_OBJ_NAME_INFO 0x2000 /* 'INAM' chunk in INFO list */
/* Generic IPersistStream methods */
HRESULT WINAPI dmobj_IPersistStream_QueryInterface(IPersistStream *iface, REFIID riid,
void **ret_iface) DECLSPEC_HIDDEN;
......
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