Consolidation of functions that make realm upper-case

2 files changed, 24 insertions, 0 deletions

diff --git a/src/util/usertools.c b/src/util/usertools.c
index 36641d49..adef2b00 100644
--- a/src/util/usertools.c
+++ b/src/util/usertools.c
@@ -45,6 +45,27 @@ char *get_username_from_uid(TALLOC_CTX *mem_ctx, uid_t uid)
     return username;
 }
 
+/* Function returns given realm name as new uppercase string */
+char *get_uppercase_realm(TALLOC_CTX *memctx, const char *name)
+{
+    char *realm;
+    char *c;
+
+    realm = talloc_strdup(memctx, name);
+    if (!realm) {
+        return NULL;
+    }
+
+    c = realm;
+    while(*c != '\0') {
+        *c = toupper(*c);
+        c++;
+    }
+
+    return realm;
+}
+
+
 static int sss_names_ctx_destructor(struct sss_names_ctx *snctx)
 {
     if (snctx->re) {
diff --git a/src/util/util.h b/src/util/util.h
index b51aebbd..7ff91af5 100644
--- a/src/util/util.h
+++ b/src/util/util.h
@@ -28,6 +28,7 @@
 #include <unistd.h>
 #include <string.h>
 #include <strings.h>
+#include <ctype.h>
 #include <errno.h>
 #include <libintl.h>
 #include <limits.h>
@@ -388,6 +389,8 @@ int password_destructor(void *memctx);
 /* from usertools.c */
 char *get_username_from_uid(TALLOC_CTX *mem_ctx, uid_t uid);
 
+char *get_uppercase_realm(TALLOC_CTX *memctx, const char *name);
+
 struct sss_names_ctx {
     char *re_pattern;
     char *fq_fmt;