aboutsummaryrefslogtreecommitdiffstats
path: root/memory/rawmemccmp.c
diff options
context:
space:
mode:
Diffstat (limited to 'memory/rawmemccmp.c')
-rw-r--r--memory/rawmemccmp.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/memory/rawmemccmp.c b/memory/rawmemccmp.c
new file mode 100644
index 0000000..a2fe423
--- /dev/null
+++ b/memory/rawmemccmp.c
@@ -0,0 +1,13 @@
+#include "memory.h"
+
+int rawmemccmp(void const *buffer1, void const *buffer2, unsigned char value)
+{
+ unsigned char const *buffer[] = {buffer1, buffer2};
+ for (size_t i = 0;; i++) {
+ if (buffer[0][i] != buffer[1][i])
+ return (int)buffer[0][i] - (int)buffer[1][i];
+ if (buffer[0][i] == (unsigned char)value ||
+ buffer[1][i] == (unsigned char)value)
+ return 0;
+ }
+}