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authorCharles.Forsyth <devnull@localhost>2006-12-22 17:07:39 +0000
committerCharles.Forsyth <devnull@localhost>2006-12-22 17:07:39 +0000
commit37da2899f40661e3e9631e497da8dc59b971cbd0 (patch)
treecbc6d4680e347d906f5fa7fca73214418741df72 /libkern/memchr.c
parent54bc8ff236ac10b3eaa928fd6bcfc0cdb2ba46ae (diff)
20060303a
Diffstat (limited to 'libkern/memchr.c')
-rw-r--r--libkern/memchr.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/libkern/memchr.c b/libkern/memchr.c
new file mode 100644
index 00000000..5692f435
--- /dev/null
+++ b/libkern/memchr.c
@@ -0,0 +1,16 @@
+#include <lib9.h>
+
+void*
+memchr(void *ap, int c, ulong n)
+{
+ uchar *sp;
+
+ sp = ap;
+ c &= 0xFF;
+ while(n > 0) {
+ if(*sp++ == c)
+ return sp-1;
+ n--;
+ }
+ return 0;
+}