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firmware-utils/mktplinfw: use htonl/ntohl

Browse Source 
Based on a patch by Adrian Chadd <adrian@freebsd.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@29327 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg 2011-11-24 20:09:40 +00:00
parent 4baa5f5378
commit c6f1dc90c0
1 changed files with 39 additions and 44 deletions
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83
tools/firmware-utils/src/mktplinkfw.c
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@ -22,15 +22,10 @@
#include <errno.h>
#include <sys/stat.h>
#include "md5.h"
#include <arpa/inet.h>
#include <netinet/in.h>
#if (__BYTE_ORDER == __BIG_ENDIAN)
# define HOST_TO_BE32(x) (x)
# define BE32_TO_HOST(x) (x)
#else
# define HOST_TO_BE32(x) bswap_32(x)
# define BE32_TO_HOST(x) bswap_32(x)
#endif
#include "md5.h"
#define HEADER_VERSION_V1 0x01000000
#define HWID_TL_MR3220_V1 0x32200001
@ -478,25 +473,25 @@ static void fill_header(char *buf, int len)
memset(hdr, 0, sizeof(struct fw_header));
hdr->version = HOST_TO_BE32(HEADER_VERSION_V1);
hdr->version = htonl(HEADER_VERSION_V1);
strncpy(hdr->vendor_name, vendor, sizeof(hdr->vendor_name));
strncpy(hdr->fw_version, version, sizeof(hdr->fw_version));
hdr->hw_id = HOST_TO_BE32(board->hw_id);
hdr->hw_rev = HOST_TO_BE32(board->hw_rev);
hdr->hw_id = htonl(board->hw_id);
hdr->hw_rev = htonl(board->hw_rev);
if (boot_info.file_size == 0)
memcpy(hdr->md5sum1, md5salt_normal, sizeof(hdr->md5sum1));
else
memcpy(hdr->md5sum1, md5salt_boot, sizeof(hdr->md5sum1));
hdr->kernel_la = HOST_TO_BE32(kernel_la);
hdr->kernel_ep = HOST_TO_BE32(kernel_ep);
hdr->fw_length = HOST_TO_BE32(board->fw_max_len);
hdr->kernel_ofs = HOST_TO_BE32(sizeof(struct fw_header));
hdr->kernel_len = HOST_TO_BE32(kernel_info.file_size);
hdr->kernel_la = htonl(kernel_la);
hdr->kernel_ep = htonl(kernel_ep);
hdr->fw_length = htonl(board->fw_max_len);
hdr->kernel_ofs = htonl(sizeof(struct fw_header));
hdr->kernel_len = htonl(kernel_info.file_size);
if (!combined) {
hdr->rootfs_ofs = HOST_TO_BE32(rootfs_ofs);
hdr->rootfs_len = HOST_TO_BE32(rootfs_info.file_size);
hdr->rootfs_ofs = htonl(rootfs_ofs);
hdr->rootfs_len = htonl(rootfs_info.file_size);
}
get_md5(buf, len, hdr->md5sum1);
@ -670,18 +665,18 @@ static int inspect_fw(void)
inspect_fw_pstr("File name", inspect_info.file_name);
inspect_fw_phexdec("File size", inspect_info.file_size);
if (BE32_TO_HOST(hdr->version) != HEADER_VERSION_V1) {
if (ntohl(hdr->version) != HEADER_VERSION_V1) {
ERR("file does not seem to have V1 header!\n");
goto out_free_buf;
}
inspect_fw_phexdec("Version 1 Header size", sizeof(struct fw_header));
if (BE32_TO_HOST(hdr->unk1) != 0)
if (ntohl(hdr->unk1) != 0)
inspect_fw_phexdec("Unknown value 1", hdr->unk1);
memcpy(md5sum, hdr->md5sum1, sizeof(md5sum));
if (BE32_TO_HOST(hdr->boot_len) == 0)
if (ntohl(hdr->boot_len) == 0)
memcpy(hdr->md5sum1, md5salt_normal, sizeof(md5sum));
else
memcpy(hdr->md5sum1, md5salt_boot, sizeof(md5sum));
@ -693,62 +688,62 @@ static int inspect_fw(void)
} else {
inspect_fw_pmd5sum("Header MD5Sum1", md5sum, "(ok)");
}
if (BE32_TO_HOST(hdr->unk2) != 0)
if (ntohl(hdr->unk2) != 0)
inspect_fw_phexdec("Unknown value 2", hdr->unk2);
inspect_fw_pmd5sum("Header MD5Sum2", hdr->md5sum2,
"(purpose yet unknown, unchecked here)");
if (BE32_TO_HOST(hdr->unk3) != 0)
if (ntohl(hdr->unk3) != 0)
inspect_fw_phexdec("Unknown value 3", hdr->unk3);
printf("\n");
inspect_fw_pstr("Vendor name", hdr->vendor_name);
inspect_fw_pstr("Firmware version", hdr->fw_version);
board = find_board_by_hwid(BE32_TO_HOST(hdr->hw_id));
board = find_board_by_hwid(ntohl(hdr->hw_id));
if (board) {
inspect_fw_phexpost("Hardware ID",
BE32_TO_HOST(hdr->hw_id), board->id);
ntohl(hdr->hw_id), board->id);
inspect_fw_phexexp("Hardware Revision",
BE32_TO_HOST(hdr->hw_rev), board->hw_rev);
ntohl(hdr->hw_rev), board->hw_rev);
} else {
inspect_fw_phexpost("Hardware ID",
BE32_TO_HOST(hdr->hw_id), "unknown");
ntohl(hdr->hw_id), "unknown");
inspect_fw_phex("Hardware Revision",
BE32_TO_HOST(hdr->hw_rev));
ntohl(hdr->hw_rev));
}
printf("\n");
inspect_fw_phexdec("Kernel data offset",
BE32_TO_HOST(hdr->kernel_ofs));
ntohl(hdr->kernel_ofs));
inspect_fw_phexdec("Kernel data length",
BE32_TO_HOST(hdr->kernel_len));
ntohl(hdr->kernel_len));
if (board) {
inspect_fw_phexdef("Kernel load address",
BE32_TO_HOST(hdr->kernel_la),
ntohl(hdr->kernel_la),
board->kernel_la);
inspect_fw_phexdef("Kernel entry point",
BE32_TO_HOST(hdr->kernel_ep),
ntohl(hdr->kernel_ep),
board->kernel_ep);
inspect_fw_phexdecdef("Rootfs data offset",
BE32_TO_HOST(hdr->rootfs_ofs),
ntohl(hdr->rootfs_ofs),
board->rootfs_ofs);
} else {
inspect_fw_phex("Kernel load address",
BE32_TO_HOST(hdr->kernel_la));
ntohl(hdr->kernel_la));
inspect_fw_phex("Kernel entry point",
BE32_TO_HOST(hdr->kernel_ep));
ntohl(hdr->kernel_ep));
inspect_fw_phexdec("Rootfs data offset",
BE32_TO_HOST(hdr->rootfs_ofs));
ntohl(hdr->rootfs_ofs));
}
inspect_fw_phexdec("Rootfs data length",
BE32_TO_HOST(hdr->rootfs_len));
ntohl(hdr->rootfs_len));
inspect_fw_phexdec("Boot loader data offset",
BE32_TO_HOST(hdr->boot_ofs));
ntohl(hdr->boot_ofs));
inspect_fw_phexdec("Boot loader data length",
BE32_TO_HOST(hdr->boot_len));
ntohl(hdr->boot_len));
inspect_fw_phexdec("Total firmware length",
BE32_TO_HOST(hdr->fw_length));
ntohl(hdr->fw_length));
if (extract) {
FILE *fp;
@ -761,8 +756,8 @@ static int inspect_fw(void)
printf("Extracting kernel to \"%s\"...\n", filename);
fp = fopen(filename, "w");
if (fp) {
if (!fwrite(buf + BE32_TO_HOST(hdr->kernel_ofs),
BE32_TO_HOST(hdr->kernel_len), 1, fp)) {
if (!fwrite(buf + ntohl(hdr->kernel_ofs),
ntohl(hdr->kernel_len), 1, fp)) {
ERR("error in fwrite(): %s", strerror(errno));
}
fclose(fp);
@ -776,8 +771,8 @@ static int inspect_fw(void)
printf("Extracting rootfs to \"%s\"...\n", filename);
fp = fopen(filename, "w");
if (fp) {
if (!fwrite(buf + BE32_TO_HOST(hdr->rootfs_ofs),
BE32_TO_HOST(hdr->rootfs_len), 1, fp)) {
if (!fwrite(buf + ntohl(hdr->rootfs_ofs),
ntohl(hdr->rootfs_len), 1, fp)) {
ERR("error in fwrite(): %s", strerror(errno));
}
fclose(fp);