Add sysdb_attrs_replace_name to sysdb API.

2 files changed, 35 insertions, 0 deletions

diff --git a/server/db/sysdb.c b/server/db/sysdb.c
index a2ac3b22..ae32ef4b 100644
--- a/server/db/sysdb.c
+++ b/server/db/sysdb.c
@@ -1429,3 +1429,35 @@ int compare_ldb_dn_comp_num(const void *m1, const void *m2)
     return ldb_dn_get_comp_num(msg2->dn) - ldb_dn_get_comp_num(msg1->dn);
 }
 
+int sysdb_attrs_replace_name(struct sysdb_attrs *attrs, const char *oldname,
+                             const char *newname)
+{
+    struct ldb_message_element *e = NULL;
+    int i;
+    const char *dummy;
+
+    if (attrs == NULL || oldname == NULL || newname == NULL) return EINVAL;
+
+    for (i = 0; i < attrs->num; i++) {
+        if (strcasecmp(oldname, attrs->a[i].name) == 0) {
+            e = &(attrs->a[i]);
+        }
+        if (strcasecmp(newname, attrs->a[i].name) == 0) {
+            DEBUG(3, ("New attribute name [%s] already exists.\n", newname));
+            return EEXIST;
+        }
+    }
+
+    if (e != NULL) {
+        dummy = talloc_strdup(attrs, newname);
+        if (dummy == NULL) {
+            DEBUG(1, ("talloc_strdup failed.\n"));
+            return ENOMEM;
+        }
+
+        talloc_free(discard_const(e->name));
+        e->name = dummy;
+    }
+
+    return EOK;
+}
diff --git a/server/db/sysdb.h b/server/db/sysdb.h
index 642cc30a..0b474221 100644
--- a/server/db/sysdb.h
+++ b/server/db/sysdb.h
@@ -174,6 +174,9 @@ int sysdb_attrs_get_el(struct sysdb_attrs *attrs, const char *name,
 int sysdb_attrs_steal_string(struct sysdb_attrs *attrs,
                              const char *name, char *str);
 
+int sysdb_attrs_replace_name(struct sysdb_attrs *attrs, const char *oldname,
+                                 const char *newname);
+
 /* convert an ldb error into an errno error */
 int sysdb_error_to_errno(int ldberr);