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ntdll: Added basic structures for storing activation context assembly information.

This commit is contained in:
Eric Pouech 2007-07-19 17:09:09 +02:00 committed by Alexandre Julliard
parent 797dd942ec
commit 5f92f1f901
1 changed files with 115 additions and 1 deletions
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116
dlls/ntdll/actctx.c
View File

@ -50,13 +50,95 @@ WINE_DEFAULT_DEBUG_CHANNEL(actctx);
#define ACTCTX_MAGIC 0xC07E3E11
struct file_info
{
ULONG type;
WCHAR *info;
};
struct version
{
USHORT major;
USHORT minor;
USHORT build;
USHORT revision;
};
struct assembly_identity
{
WCHAR *name;
struct version version;
};
enum assembly_type
{
APPLICATION_MANIFEST,
ASSEMBLY_MANIFEST
};
struct assembly
{
enum assembly_type type;
struct assembly_identity id;
struct file_info manifest;
};
typedef struct _ACTIVATION_CONTEXT
{
ULONG magic;
int ref_count;
struct file_info config;
struct file_info appdir;
struct assembly *assemblies;
unsigned int num_assemblies;
unsigned int allocated_assemblies;
} ACTIVATION_CONTEXT;
static WCHAR *strdupW(const WCHAR* str)
{
WCHAR* ptr;
if (!str) return NULL;
if (!(ptr = RtlAllocateHeap(GetProcessHeap(), 0, (strlenW(str) + 1) * sizeof(WCHAR))))
return NULL;
return strcpyW(ptr, str);
}
static struct assembly *add_assembly(ACTIVATION_CONTEXT *actctx, enum assembly_type at)
{
struct assembly *assembly;
if (actctx->num_assemblies == actctx->allocated_assemblies)
{
void *ptr;
unsigned int new_count;
if (actctx->assemblies)
{
new_count = actctx->allocated_assemblies * 2;
ptr = RtlReAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY,
actctx->assemblies, new_count * sizeof(*assembly) );
}
else
{
new_count = 4;
ptr = RtlAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY, new_count * sizeof(*assembly) );
}
if (!ptr) return NULL;
actctx->assemblies = ptr;
actctx->allocated_assemblies = new_count;
}
assembly = &actctx->assemblies[actctx->num_assemblies++];
assembly->type = at;
return assembly;
}
static void free_assembly_identity(struct assembly_identity *ai)
{
RtlFreeHeap( GetProcessHeap(), 0, ai->name );
}
static ACTIVATION_CONTEXT *check_actctx( HANDLE h )
{
ACTIVATION_CONTEXT *actctx = h;
@ -80,6 +162,16 @@ static void actctx_release( ACTIVATION_CONTEXT *actctx )
{
if (interlocked_xchg_add( &actctx->ref_count, -1 ) == 1)
{
unsigned int i;
for (i = 0; i < actctx->num_assemblies; i++)
{
RtlFreeHeap( GetProcessHeap(), 0, actctx->assemblies[i].manifest.info );
free_assembly_identity(&actctx->assemblies[i].id);
}
RtlFreeHeap( GetProcessHeap(), 0, actctx->config.info );
RtlFreeHeap( GetProcessHeap(), 0, actctx->appdir.info );
RtlFreeHeap( GetProcessHeap(), 0, actctx->assemblies );
actctx->magic = 0;
RtlFreeHeap( GetProcessHeap(), 0, actctx );
}
@ -97,6 +189,7 @@ NTSTATUS WINAPI RtlCreateActivationContext( HANDLE *handle, const void *ptr )
{
const ACTCTXW *pActCtx = ptr; /* FIXME: not the right structure */
ACTIVATION_CONTEXT *actctx;
struct assembly *assembly;
TRACE("%p %08x\n", pActCtx, pActCtx ? pActCtx->dwFlags : 0);
@ -104,14 +197,35 @@ NTSTATUS WINAPI RtlCreateActivationContext( HANDLE *handle, const void *ptr )
(pActCtx->dwFlags & ~ACTCTX_FLAGS_ALL))
return STATUS_INVALID_PARAMETER;
if (!(actctx = RtlAllocateHeap( GetProcessHeap(), 0, sizeof(*actctx) )))
if (!(actctx = RtlAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*actctx) )))
return STATUS_NO_MEMORY;
actctx->magic = ACTCTX_MAGIC;
actctx->ref_count = 1;
if (!(assembly = add_assembly( actctx, APPLICATION_MANIFEST ))) goto error;
if (!(assembly->id.name = RtlAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WCHAR) )))
goto error;
assembly->id.version.major = 1;
assembly->id.version.minor = 0;
assembly->id.version.build = 0;
assembly->id.version.revision = 0;
assembly->manifest.type = ACTIVATION_CONTEXT_PATH_TYPE_WIN32_FILE;
assembly->manifest.info = NULL;
actctx->config.type = ACTIVATION_CONTEXT_PATH_TYPE_NONE;
actctx->config.info = NULL;
actctx->appdir.type = ACTIVATION_CONTEXT_PATH_TYPE_WIN32_FILE;
if (pActCtx->dwFlags & ACTCTX_FLAG_APPLICATION_NAME_VALID)
actctx->appdir.info = strdupW( pActCtx->lpApplicationName );
*handle = actctx;
return STATUS_SUCCESS;
error:
RtlFreeHeap( GetProcessHeap(), 0, assembly );
RtlFreeHeap( GetProcessHeap(), 0, actctx );
return STATUS_NO_MEMORY;
}