path: root/csum-file.c
diff options
authorJeff King <>2013-10-24 17:59:49 (GMT)
committerJunio C Hamano <>2013-10-24 22:44:18 (GMT)
commite74435a5169b56be901196ad172b4dbda124254d (patch)
treeeb79a21e602ba8904d4f917f95b720bb4096f5ba /csum-file.c
parent3d092bfc6f2d9a998967979f926c661e9762601c (diff)
sha1write: make buffer const-correct
We are passed a "void *" and write it out without ever touching it; let's indicate that by using "const". Signed-off-by: Jeff King <> Signed-off-by: Junio C Hamano <>
Diffstat (limited to 'csum-file.c')
1 files changed, 3 insertions, 3 deletions
diff --git a/csum-file.c b/csum-file.c
index 53f5375..465971c 100644
--- a/csum-file.c
+++ b/csum-file.c
@@ -11,7 +11,7 @@
#include "progress.h"
#include "csum-file.h"
-static void flush(struct sha1file *f, void *buf, unsigned int count)
+static void flush(struct sha1file *f, const void *buf, unsigned int count)
if (0 <= f->check_fd && count) {
unsigned char check_buffer[8192];
@@ -86,13 +86,13 @@ int sha1close(struct sha1file *f, unsigned char *result, unsigned int flags)
return fd;
-int sha1write(struct sha1file *f, void *buf, unsigned int count)
+int sha1write(struct sha1file *f, const void *buf, unsigned int count)
while (count) {
unsigned offset = f->offset;
unsigned left = sizeof(f->buffer) - offset;
unsigned nr = count > left ? left : count;
- void *data;
+ const void *data;
if (f->do_crc)
f->crc32 = crc32(f->crc32, buf, nr);