diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/util/util.c | 53 | ||||
| -rw-r--r-- | src/util/util.h | 5 |
2 files changed, 58 insertions, 0 deletions
diff --git a/src/util/util.c b/src/util/util.c index 10bfb647b..06eea2837 100644 --- a/src/util/util.c +++ b/src/util/util.c @@ -462,3 +462,56 @@ done: talloc_free(tmp_ctx); return ret; } + +static void *hash_talloc(const size_t size, void *pvt) +{ + return talloc_size(pvt, size); +} + +static void hash_talloc_free(void *ptr, void *pvt) +{ + talloc_free(ptr); +} + +errno_t sss_hash_create(TALLOC_CTX *mem_ctx, + unsigned long count, + hash_table_t **tbl) +{ + errno_t ret; + hash_table_t *table; + int hret; + + TALLOC_CTX *internal_ctx; + internal_ctx = talloc_new(NULL); + if (!internal_ctx) { + return ENOMEM; + } + + hret = hash_create_ex(count, &table, 0, 0, 0, 0, + hash_talloc, hash_talloc_free, + internal_ctx, NULL, NULL); + switch (hret) { + case HASH_SUCCESS: + /* Steal the table pointer onto the mem_ctx, + * then make the internal_ctx a child of + * table. + * + * This way, we can clean up the values when + * we talloc_free() the table + */ + *tbl = talloc_steal(mem_ctx, table); + talloc_steal(table, internal_ctx); + return EOK; + + case HASH_ERROR_NO_MEMORY: + ret = ENOMEM; + default: + ret = EIO; + } + + DEBUG(0, ("Could not create hash table: [%d][%s]\n", + hret, hash_error_string(hret))); + + talloc_free(internal_ctx); + return ret; +} diff --git a/src/util/util.h b/src/util/util.h index 2aa414797..a15cecbd7 100644 --- a/src/util/util.h +++ b/src/util/util.h @@ -40,6 +40,7 @@ #include <talloc.h> #include <tevent.h> #include <ldb.h> +#include <dhash.h> #ifndef HAVE_ERRNO_T #define HAVE_ERRNO_T @@ -343,6 +344,10 @@ int split_on_separator(TALLOC_CTX *mem_ctx, const char *str, char **parse_args(const char *str); +errno_t sss_hash_create(TALLOC_CTX *mem_ctx, + unsigned long count, + hash_table_t **tbl); + /* Copy a NULL-terminated string list * Returns NULL on out of memory error or invalid input */ |