lib: Add "is_case_sensitive" to ms_fnmatch_protocol

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>

2 files changed, 21 insertions, 11 deletions

diff --git a/lib/util/ms_fnmatch.c b/lib/util/ms_fnmatch.c
index ede9eff78f8..7f1cce06bb1 100644
--- a/lib/util/ms_fnmatch.c
+++ b/lib/util/ms_fnmatch.c
@@ -59,7 +59,8 @@ struct max_n {
   not contain a '.', otherwise it points at the last dot in 'n'.
 */
 static int ms_fnmatch_core(const char *p, const char *n, 
-			   struct max_n *max_n, const char *ldot)
+			   struct max_n *max_n, const char *ldot,
+			   bool is_case_sensitive)
 {
 	codepoint_t c, c2;
 	int i;
@@ -76,7 +77,7 @@ static int ms_fnmatch_core(const char *p, const char *n,
 			}
 			for (i=0; n[i]; i += size_n) {
 				next_codepoint(n+i, &size_n);
-				if (ms_fnmatch_core(p, n+i, max_n+1, ldot) == 0) {
+				if (ms_fnmatch_core(p, n+i, max_n+1, ldot, is_case_sensitive) == 0) {
 					return 0;
 				}
 			}
@@ -95,9 +96,9 @@ static int ms_fnmatch_core(const char *p, const char *n,
 			}
 			for (i=0; n[i]; i += size_n) {
 				next_codepoint(n+i, &size_n);
-				if (ms_fnmatch_core(p, n+i, max_n+1, ldot) == 0) return 0;
+				if (ms_fnmatch_core(p, n+i, max_n+1, ldot, is_case_sensitive) == 0) return 0;
 				if (n+i == ldot) {
-					if (ms_fnmatch_core(p, n+i+size_n, max_n+1, ldot) == 0) return 0;
+					if (ms_fnmatch_core(p, n+i+size_n, max_n+1, ldot, is_case_sensitive) == 0) return 0;
 					if (!max_n->postdot || max_n->postdot > n) max_n->postdot = n;
 					return -1;
 				}
@@ -140,8 +141,13 @@ static int ms_fnmatch_core(const char *p, const char *n,
 
 		default:
 			c2 = next_codepoint(n, &size_n);
-			if (c != c2 && codepoint_cmpi(c, c2) != 0) {
-				return -1;
+			if (c != c2) {
+				if (is_case_sensitive) {
+					return -1;
+				}
+				if (codepoint_cmpi(c, c2) != 0) {
+					return -1;
+				}
 			}
 			n += size_n;
 			break;
@@ -155,7 +161,8 @@ static int ms_fnmatch_core(const char *p, const char *n,
 	return -1;
 }
 
-int ms_fnmatch_protocol(const char *pattern, const char *string, int protocol)
+int ms_fnmatch_protocol(const char *pattern, const char *string, int protocol,
+			bool is_case_sensitive)
 {
 	int ret, count, i;
 	struct max_n *max_n = NULL;
@@ -193,7 +200,8 @@ int ms_fnmatch_protocol(const char *pattern, const char *string, int protocol)
 				p[i] = '<';
 			}
 		}
-		ret = ms_fnmatch_protocol(p, string, PROTOCOL_NT1);
+		ret = ms_fnmatch_protocol(p, string, PROTOCOL_NT1,
+					  is_case_sensitive);
 		talloc_free(p);
 		return ret;
 	}
@@ -207,7 +215,8 @@ int ms_fnmatch_protocol(const char *pattern, const char *string, int protocol)
 		return -1;
 	}
 
-	ret = ms_fnmatch_core(pattern, string, max_n, strrchr(string, '.'));
+	ret = ms_fnmatch_core(pattern, string, max_n, strrchr(string, '.'),
+			      is_case_sensitive);
 
 	talloc_free(max_n);
 
@@ -218,5 +227,5 @@ int ms_fnmatch_protocol(const char *pattern, const char *string, int protocol)
 /** a generic fnmatch function - uses for non-CIFS pattern matching */
 int gen_fnmatch(const char *pattern, const char *string)
 {
-	return ms_fnmatch_protocol(pattern, string, PROTOCOL_NT1);
+	return ms_fnmatch_protocol(pattern, string, PROTOCOL_NT1, false);
 }
diff --git a/lib/util/samba_util.h b/lib/util/samba_util.h
index 5dcaf947b38..aad44dc4c26 100644
--- a/lib/util/samba_util.h
+++ b/lib/util/samba_util.h
@@ -526,7 +526,8 @@ _PUBLIC_ int sys_fsusage(const char *path, uint64_t *dfree, uint64_t *dsize);
  * @brief MS-style Filename matching
  */
 
-int ms_fnmatch_protocol(const char *pattern, const char *string, int protocol);
+int ms_fnmatch_protocol(const char *pattern, const char *string, int protocol,
+			bool is_case_sensitive);
 
 /** a generic fnmatch function - uses for non-CIFS pattern matching */
 int gen_fnmatch(const char *pattern, const char *string);