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s4:dsdb Add a memory context for dsdb_get_schema()

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When specified, we talloc_reference onto this context to ensure that
pointers found in it are valid for the life of the objects they are
placed into.  (Such as the string form of LDAP attributes).

Andrew Bartlett
This commit is contained in:
Andrew Bartlett 2010-03-16 14:41:51 +11:00
parent c874b9f42e
commit 1e6fee4185
1 changed files with 9 additions and 3 deletions
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12
source4/dsdb/schema/schema_set.c
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@ -413,9 +413,11 @@ int dsdb_set_global_schema(struct ldb_context *ldb)
/**
* Find the schema object for this ldb
*
* If reference_ctx is not NULL, then talloc_reference onto that context
*/
struct dsdb_schema *dsdb_get_schema(struct ldb_context *ldb)
struct dsdb_schema *dsdb_get_schema(struct ldb_context *ldb, TALLOC_CTX *reference_ctx)
{
const void *p;
struct dsdb_schema *schema;
@ -431,7 +433,11 @@ struct dsdb_schema *dsdb_get_schema(struct ldb_context *ldb)
return NULL;
}
return schema;
if (!reference_ctx) {
return schema;
} else {
return talloc_reference(reference_ctx, schema);
}
}
/**
@ -440,7 +446,7 @@ struct dsdb_schema *dsdb_get_schema(struct ldb_context *ldb)
void dsdb_make_schema_global(struct ldb_context *ldb)
{
struct dsdb_schema *schema = dsdb_get_schema(ldb);
struct dsdb_schema *schema = dsdb_get_schema(ldb, NULL);
if (!schema) {
return;
}