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ntdll: Check existing dependencies in activation context before adding a new one.

This commit is contained in:
Alexandre Julliard 2007-07-25 16:46:03 +02:00
parent d0b21abe81
commit fc97dec8d6
1 changed files with 49 additions and 1 deletions
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50
dlls/ntdll/actctx.c
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@ -394,10 +394,58 @@ static void free_entity_array(struct entity_array *array)
RtlFreeHeap( GetProcessHeap(), 0, array->base );
}
static BOOL is_matching_string( const WCHAR *str1, const WCHAR *str2 )
{
if (!str1) return !str2;
return str2 && !strcmpiW( str1, str2 );
}
static BOOL is_matching_identity( const struct assembly_identity *id1,
const struct assembly_identity *id2 )
{
if (!is_matching_string( id1->name, id2->name )) return FALSE;
if (!is_matching_string( id1->arch, id2->arch )) return FALSE;
if (!is_matching_string( id1->public_key, id2->public_key )) return FALSE;
if (id1->language && id2->language && strcmpiW( id1->language, id2->language ))
{
static const WCHAR wildcardW[] = {'*',0};
if (strcmpW( wildcardW, id1->language ) && strcmpW( wildcardW, id2->language ))
return FALSE;
}
if (id1->version.major != id2->version.major) return FALSE;
if (id1->version.minor != id2->version.minor) return FALSE;
if (id1->version.build > id2->version.build) return FALSE;
if (id1->version.build == id2->version.build &&
id1->version.revision > id2->version.revision) return FALSE;
return TRUE;
}
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 */
unsigned int i;
/* check if we already have that assembly */
for (i = 0; i < acl->actctx->num_assemblies; i++)
if (is_matching_identity( ai, &acl->actctx->assemblies[i].id ))
{
TRACE( "reusing existing assembly for %s arch %s version %u.%u.%u.%u\n",
debugstr_w(ai->name), debugstr_w(ai->arch), ai->version.major, ai->version.minor,
ai->version.build, ai->version.revision );
return TRUE;
}
for (i = 0; i < acl->num_dependencies; i++)
if (is_matching_identity( ai, &acl->dependencies[i] ))
{
TRACE( "reusing existing dependency for %s arch %s version %u.%u.%u.%u\n",
debugstr_w(ai->name), debugstr_w(ai->arch), ai->version.major, ai->version.minor,
ai->version.build, ai->version.revision );
return TRUE;
}
if (acl->num_dependencies == acl->allocated_dependencies)
{
void *ptr;