From 89e94d81eda9af2e1c35e97125b0c049335c70fc Mon Sep 17 00:00:00 2001 From: Ladislav Michl Date: Wed, 27 Jan 2010 11:12:23 -0500 Subject: NetStar: make crcit utility more readable This patch makes the crcit utility more readable Signed-off-by: Ladislav Michl Signed-off-by: Sandeep Paulraj --- board/netstar/crcit.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) (limited to 'board/netstar') diff --git a/board/netstar/crcit.c b/board/netstar/crcit.c index e0cea9b3fb..0eef41a11e 100644 --- a/board/netstar/crcit.c +++ b/board/netstar/crcit.c @@ -56,13 +56,14 @@ static int do_crc(char *path, unsigned version) fprintf(stderr, "File too large\n"); return EXIT_FAILURE; } - size = (size + 3) & ~3; /* round up to 4 bytes */ - data[0] = size + 4; /* add size of version field */ + size = (size + 3) & ~3; /* round up to 4 bytes */ + size += 4; /* add size of version field */ + data[0] = size; data[1] = version; - data[2 + (size >> 2)] = crc32(0, (unsigned char *)(data + 1), data[0]); + data[size/4 + 1] = crc32(0, (unsigned char *)(data + 1), size); close(fd); - if (write(STDOUT_FILENO, data, size + 3*4) == -1) { + if (write(STDOUT_FILENO, data, size + 4 /*size*/ + 4 /*crc*/) == -1) { perror("Error writing file"); return EXIT_FAILURE; } -- cgit v1.2.1