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ntdll: Add infrastructure for loading manifest dependencies (based on a patch by Eric Pouech).

This commit is contained in:
Alexandre Julliard 2007-07-19 17:50:11 +02:00
parent 5b0ab20787
commit c5bf0947f6
1 changed files with 119 additions and 0 deletions
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119
dlls/ntdll/actctx.c
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@ -217,6 +217,42 @@ static void free_assembly_identity(struct assembly_identity *ai)
RtlFreeHeap( GetProcessHeap(), 0, ai->arch );
}
static BOOL add_dependent_assembly_id(struct actctx_loader* acl,
struct assembly_identity* ai)
{
/* FIXME: should check that the passed ai isn't already in the list */
if (acl->num_dependencies == acl->allocated_dependencies)
{
void *ptr;
unsigned int new_count;
if (acl->dependencies)
{
new_count = acl->allocated_dependencies * 2;
ptr = RtlReAllocateHeap(GetProcessHeap(), 0, acl->dependencies,
new_count * sizeof(acl->dependencies[0]));
}
else
{
new_count = 4;
ptr = RtlAllocateHeap(GetProcessHeap(), 0, new_count * sizeof(acl->dependencies[0]));
}
if (!ptr) return FALSE;
acl->dependencies = ptr;
acl->allocated_dependencies = new_count;
}
acl->dependencies[acl->num_dependencies++] = *ai;
return TRUE;
}
static void free_depend_manifests(struct actctx_loader* acl)
{
unsigned int i;
for (i = 0; i < acl->num_dependencies; i++)
free_assembly_identity(&acl->dependencies[i]);
RtlFreeHeap(GetProcessHeap(), 0, acl->dependencies);
}
static ACTIVATION_CONTEXT *check_actctx( HANDLE h )
{
ACTIVATION_CONTEXT *actctx = h;
@ -802,6 +838,85 @@ static NTSTATUS get_manifest_in_associated_manifest( struct actctx_loader* acl,
return status;
}
static NTSTATUS lookup_assembly(struct actctx_loader* acl,
struct assembly_identity* ai)
{
static const WCHAR dotDllW[] = {'.','d','l','l',0};
unsigned int i;
WCHAR *buffer, *p;
NTSTATUS status;
UNICODE_STRING nameW;
HANDLE file;
/* FIXME: add support for language specific lookup */
nameW.Buffer = NULL;
if (!(buffer = RtlAllocateHeap( GetProcessHeap(), 0,
(strlenW(acl->actctx->appdir.info) + 2 * strlenW(ai->name) + 2) * sizeof(WCHAR) + sizeof(dotManifestW) )))
return STATUS_NO_MEMORY;
/* lookup in appdir\name.dll
* appdir\name.manifest
* appdir\name\name.dll
* appdir\name\name.manifest
*/
strcpyW( buffer, acl->actctx->appdir.info );
p = buffer + strlenW(buffer);
for (i = 0; i < 2; i++)
{
*p++ = '\\';
strcpyW( p, ai->name );
p += strlenW(p);
strcpyW( p, dotDllW );
if (RtlDosPathNameToNtPathName_U( buffer, &nameW, NULL, NULL ))
{
status = open_nt_file( &file, &nameW );
if (!status)
{
status = get_manifest_in_pe_file( acl, ai, nameW.Buffer, file,
(LPCWSTR)CREATEPROCESS_MANIFEST_RESOURCE_ID, 0 );
NtClose( file );
break;
}
RtlFreeUnicodeString( &nameW );
}
strcpyW( p, dotManifestW );
if (RtlDosPathNameToNtPathName_U( buffer, &nameW, NULL, NULL ))
{
status = open_nt_file( &file, &nameW );
if (!status)
{
status = get_manifest_in_manifest_file( acl, ai, nameW.Buffer, file );
NtClose( file );
break;
}
RtlFreeUnicodeString( &nameW );
}
}
RtlFreeUnicodeString( &nameW );
return STATUS_SXS_ASSEMBLY_NOT_FOUND;
}
static NTSTATUS parse_depend_manifests(struct actctx_loader* acl)
{
NTSTATUS status = STATUS_SUCCESS;
unsigned int i;
for (i = 0; i < acl->num_dependencies; i++)
{
if (lookup_assembly(acl, &acl->dependencies[i]) != STATUS_SUCCESS)
{
FIXME( "Could not find assembly %s\n", debugstr_w(acl->dependencies[i].name) );
status = STATUS_SXS_CANT_GEN_ACTCTX;
break;
}
}
/* FIXME should now iterate through all refs */
return status;
}
/***********************************************************************
* RtlCreateActivationContext (NTDLL.@)
@ -913,6 +1028,10 @@ NTSTATUS WINAPI RtlCreateActivationContext( HANDLE *handle, const void *ptr )
if (file) NtClose( file );
RtlFreeUnicodeString( &nameW );
if (status == STATUS_SUCCESS) status = parse_depend_manifests(&acl);
free_depend_manifests( &acl );
if (status == STATUS_SUCCESS) *handle = actctx;
else actctx_release( actctx );
return status;