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authorStephen Gallagher <sgallagh@redhat.com>2011-03-16 12:34:26 -0400
committerStephen Gallagher <sgallagh@redhat.com>2011-03-23 04:58:36 -0400
commit42d8e67c26df2b7660507d26b9a50911bdd3cf18 (patch)
treea959df0cd73a2f537b8c3081457cced86a0dce67 /src
parent6a013ce214efb30c9474054672bb6307f2940104 (diff)
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Create sysdb_get_rdn() function
This function takes a DN formatted string and returns the RDN value from it.
Diffstat (limited to 'src')
-rw-r--r--src/db/sysdb.c61
-rw-r--r--src/db/sysdb.h2
2 files changed, 50 insertions, 13 deletions
diff --git a/src/db/sysdb.c b/src/db/sysdb.c
index 521ae9d2a..34c65dfab 100644
--- a/src/db/sysdb.c
+++ b/src/db/sysdb.c
@@ -204,33 +204,68 @@ struct ldb_dn *sysdb_netgroup_base_dn(struct sysdb_ctx *ctx, void *memctx,
return ldb_dn_new_fmt(memctx, ctx->ldb, SYSDB_TMPL_NETGROUP_BASE, domain);
}
-errno_t sysdb_group_dn_name(struct sysdb_ctx *ctx, void *memctx,
- const char *_dn, char **_name)
+errno_t sysdb_get_rdn(struct sysdb_ctx *ctx, void *memctx,
+ const char *_dn, char **_name, char **_val)
{
+ errno_t ret;
struct ldb_dn *dn;
+ const char *attr_name = NULL;
const struct ldb_val *val;
- *_name = NULL;
+ TALLOC_CTX *tmpctx;
- dn = ldb_dn_new_fmt(memctx, ctx->ldb, "%s", _dn);
- if (dn == NULL) {
+ /* We have to create a tmpctx here because
+ * ldb_dn_new_fmt() fails if memctx is NULL
+ */
+ tmpctx = talloc_new(NULL);
+ if (!tmpctx) {
return ENOMEM;
}
+ dn = ldb_dn_new_fmt(tmpctx, ctx->ldb, "%s", _dn);
+ if (dn == NULL) {
+ ret = ENOMEM;
+ goto done;
+ }
+
+ if (_name) {
+ attr_name = ldb_dn_get_rdn_name(dn);
+ if (attr_name == NULL) {
+ ret = EINVAL;
+ goto done;
+ }
+
+ *_name = talloc_strdup(memctx, attr_name);
+ if (!_name) {
+ ret = ENOMEM;
+ goto done;
+ }
+ }
+
val = ldb_dn_get_rdn_val(dn);
if (val == NULL) {
- talloc_zfree(dn);
- return EINVAL;
+ ret = EINVAL;
+ talloc_free(*_name);
+ goto done;
}
- *_name = talloc_strndup(memctx, (char *) val->data, val->length);
- if (!*_name) {
- talloc_zfree(dn);
- return ENOMEM;
+ *_val = talloc_strndup(memctx, (char *) val->data, val->length);
+ if (!*_val) {
+ ret = ENOMEM;
+ talloc_free(*_name);
+ goto done;
}
- talloc_zfree(dn);
+ ret = EOK;
- return EOK;
+done:
+ talloc_zfree(tmpctx);
+ return ret;
+}
+
+errno_t sysdb_group_dn_name(struct sysdb_ctx *ctx, void *memctx,
+ const char *_dn, char **_name)
+{
+ return sysdb_get_rdn(ctx, memctx, _dn, NULL, _name);
}
struct ldb_dn *sysdb_domain_dn(struct sysdb_ctx *ctx, void *memctx,
diff --git a/src/db/sysdb.h b/src/db/sysdb.h
index ae0b33ce1..caef6163e 100644
--- a/src/db/sysdb.h
+++ b/src/db/sysdb.h
@@ -220,6 +220,8 @@ int sysdb_attrs_users_from_ldb_vals(struct sysdb_attrs *attrs,
int sysdb_error_to_errno(int ldberr);
/* DNs related helper functions */
+errno_t sysdb_get_rdn(struct sysdb_ctx *ctx, void *memctx,
+ const char *_dn, char **_name, char **_val);
struct ldb_dn *sysdb_user_dn(struct sysdb_ctx *ctx, void *memctx,
const char *domain, const char *name);
struct ldb_dn *sysdb_group_dn(struct sysdb_ctx *ctx, void *memctx,