memzap

commit b364eca05f579f09d7d8364acad2dd3fd340169d
parent 5b17689d28db4818c7f389f0db97f937654e0ebd
Author: sin <sin@2f30.org>
Date:   Mon,  4 Mar 2013 15:46:48 +0000

mdiff: Add `rsize' in mdiff_hdr structure.

This is the total size of the traced region.

Diffstat:
M
mdiffdump.c
 | 
3
++-
M
memzap.c
 | 
1
+
M
proto.h
 | 
2
++

3 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/mdiffdump.c b/mdiffdump.c
@@ -25,8 +25,9 @@ main(int argc, char *argv[])
 	printf("  endianness: %s\n",
 	       hdr->endianness ? "big endian" : "little endian");
 	printf("  version: %hhu\n", hdr->version);
-	printf("  blksize: %lu\n", (unsigned long)hdr->blksize);
 	printf("  nregions: %lu\n", (unsigned long)hdr->nregions);
+	printf("  rsize: %lu\n", (unsigned long)hdr->rsize);
+	printf("  blksize: %lu\n", (unsigned long)hdr->blksize);
 
 	printf("\nDiff sections:\n");
 	for (i = 0; i < hdr->nregions; i++) {
diff --git a/memzap.c b/memzap.c
@@ -134,6 +134,7 @@ main(int argc, char *argv[])
 	hdr.blksize = BLKSIZE;
 	hdr.endianness = 0;
 	hdr.version = 1;
+	hdr.rsize = len;
 	mdiff_start_diff(fd);
 
 	/* Trace the child process and diff the memory regions
diff --git a/proto.h b/proto.h
@@ -112,6 +112,8 @@ struct mdiff_hdr {
 	uint8_t reserved;
 	/* Number of memory diff regions */
 	uint32_t nregions;
+	/* Size of the traced region */
+	uint32_t rsize;
 	/* Block size */
 	uint32_t blksize;
 };