diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/db/sysdb.h | 5 | ||||
| -rw-r--r-- | src/db/sysdb_ops.c | 51 |
2 files changed, 56 insertions, 0 deletions
diff --git a/src/db/sysdb.h b/src/db/sysdb.h index 911430ee..17cd5110 100644 --- a/src/db/sysdb.h +++ b/src/db/sysdb.h @@ -481,6 +481,11 @@ int sysdb_get_netgroup_attr(TALLOC_CTX *mem_ctx, const char **attributes, struct ldb_result **res); +errno_t sss_ldb_search(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, + struct ldb_result **_result, struct ldb_dn *base, + enum ldb_scope scope, const char * const *attrs, + const char *exp_fmt, ...) SSS_ATTRIBUTE_PRINTF(7, 8); + /* functions that modify the databse * they have to be called within a transaction * See sysdb_transaction_send()/_recv() */ diff --git a/src/db/sysdb_ops.c b/src/db/sysdb_ops.c index 4d31cb6a..d16cfb92 100644 --- a/src/db/sysdb_ops.c +++ b/src/db/sysdb_ops.c @@ -74,6 +74,57 @@ static uint32_t get_attr_as_uint32(struct ldb_message *msg, const char *attr) return l; } + +/* Wrapper around ldb_search to ensure that if zero results are found then + * ENOENT is returned + */ +errno_t sss_ldb_search(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, + struct ldb_result **_result, struct ldb_dn *base, + enum ldb_scope scope, const char * const *attrs, + const char *exp_fmt, ...) +{ + char *s; + int lret; + va_list ap; + errno_t ret; + TALLOC_CTX *tmp_ctx = NULL; + + if (exp_fmt != NULL) { + tmp_ctx = talloc_new(NULL); + if (tmp_ctx == NULL) { + ret = ENOMEM; + goto done; + } + + va_start(ap, exp_fmt); + s = talloc_vasprintf(tmp_ctx, exp_fmt, ap); + va_end(ap); + + if (s == NULL) { + DEBUG(SSSDBG_MINOR_FAILURE, "Failed to process filter.\n"); + ret = ENOMEM; + goto done; + } + lret = ldb_search(ldb, mem_ctx, _result, base, scope, attrs, "%s", s); + } else { + lret = ldb_search(ldb, mem_ctx, _result, base, scope, attrs, NULL); + } + + ret = sysdb_error_to_errno(lret); + if (ret != EOK) { + goto done; + } + + if ((*_result)->count == 0) { + ret = ENOENT; + goto done; + } + +done: + talloc_free(tmp_ctx); + return ret; +} + /* * The wrapper around ldb_modify that uses LDB_CONTROL_PERMISSIVE_MODIFY_OID * so that on adds entries that already exist are skipped and similarly |