diff options
Diffstat (limited to 'tools/firmware-utils/src/mktplinkfw.c')
| -rw-r--r-- | tools/firmware-utils/src/mktplinkfw.c | 83 |
1 files changed, 39 insertions, 44 deletions
diff --git a/tools/firmware-utils/src/mktplinkfw.c b/tools/firmware-utils/src/mktplinkfw.c index f21c179..04234fd 100644 --- a/tools/firmware-utils/src/mktplinkfw.c +++ b/tools/firmware-utils/src/mktplinkfw.c @@ -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); |