X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=builtin-unpack-objects.c;h=d351e02649401364e7384d0e784901e6f3fcb119;hb=10e8d68820db9c7b6412d5a553a93fd200388f30;hp=e70a71163d18dff1dd182c0d0b02967044693884;hpb=05eb811aa1546b696c6c4d55593cfd4fbef0dce5;p=git.git

diff --git a/builtin-unpack-objects.c b/builtin-unpack-objects.c
index e70a71163..d351e0264 100644
--- a/builtin-unpack-objects.c
+++ b/builtin-unpack-objects.c
@@ -8,8 +8,6 @@
 #include "tag.h"
 #include "tree.h"
 
-#include <sys/time.h>
-
 static int dry_run, quiet, recover, has_errors;
 static const char unpack_usage[] = "git-unpack-objects [-n] [-q] [-r] < pack-file";
 
@@ -22,7 +20,7 @@ static SHA_CTX ctx;
  * Make sure at least "min" bytes are available in the buffer, and
  * return the pointer to the buffer.
  */
-static void * fill(int min)
+static void *fill(int min)
 {
 	if (min <= len)
 		return buffer + offset;
@@ -30,7 +28,7 @@ static void * fill(int min)
 		die("cannot fill %d bytes", min);
 	if (offset) {
 		SHA1_Update(&ctx, buffer, offset);
-		memcpy(buffer, buffer + offset, len);
+		memmove(buffer, buffer + offset, len);
 		offset = 0;
 	}
 	do {
@@ -371,6 +369,21 @@ int cmd_unpack_objects(int argc, const char **argv, const char *prefix)
 				recover = 1;
 				continue;
 			}
+			if (!strncmp(arg, "--pack_header=", 14)) {
+				struct pack_header *hdr;
+				char *c;
+
+				hdr = (struct pack_header *)buffer;
+				hdr->hdr_signature = htonl(PACK_SIGNATURE);
+				hdr->hdr_version = htonl(strtoul(arg + 14, &c, 10));
+				if (*c != ',')
+					die("bad %s", arg);
+				hdr->hdr_entries = htonl(strtoul(c + 1, &c, 10));
+				if (*c)
+					die("bad %s", arg);
+				len = sizeof(*hdr);
+				continue;
+			}
 			usage(unpack_usage);
 		}