diff options
Diffstat (limited to 'tools/firmware-utils/src/bixutil.c')
| -rw-r--r-- | tools/firmware-utils/src/bixutil.c | 188 |
1 files changed, 0 insertions, 188 deletions
diff --git a/tools/firmware-utils/src/bixutil.c b/tools/firmware-utils/src/bixutil.c deleted file mode 100644 index 6e7dcd479..000000000 --- a/tools/firmware-utils/src/bixutil.c +++ /dev/null @@ -1,188 +0,0 @@ -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <sys/mman.h> -#include <time.h> -#include <fcntl.h> -#include <errno.h> - -#define RTL_PRODUCT_MAGIC1 0x59a0e842 -#define SQUASH_MAGIC 0x73717368 -#define RTL_IMAGE_VERSION 1 -#define RTL_IMAGE_TYPE_RDIR 0xb162 -#define RTL_IMAGE_TYPE_BOOT 0xea43 -#define RTL_IMAGE_TYPE_RUN 0x8dc9 -#define RTL_IMAGE_TYPE_KFS 0xd92f -#define RTL_IMAGE_TYPE_CCFG 0x2a05 -#define RTL_IMAGE_TYPE_DCFG 0x6ce8 -#define RTL_IMAGE_TYPE_LOG 0xc371 - -#define ENDIAN_SWITCH32(x) (((x) >> 24) | \ - (((x) >> 8) & 0xFF00) | \ - (((x) << 8) & 0xFF0000) | \ - (((x) << 24) &0xFF000000)) -#define ENDIAN_SWITCH16(x) ((((x) >> 8) & 0xFF) | \ - (((x) << 8) & 0xFF00)) - - -struct image_header { - u_int32_t magic1; - u_int16_t type; - u_int8_t ver; - u_int8_t align1; - u_int16_t year; - u_int8_t mon; - u_int8_t day; - u_int8_t hour; - u_int8_t min; - u_int8_t sec; - u_int8_t align2; - u_int32_t len; - u_int16_t align3; - u_int8_t icsum; - u_int8_t hcsum; -}; - -void print_header(struct image_header *h) -{ - printf("Magic1: 0x%08x\n", ENDIAN_SWITCH32(h->magic1)); - printf("Type: 0x%04x\n", ENDIAN_SWITCH16(h->type)); - printf("Version: %d\n", h->ver); - printf("Built: %04d-%02d-%02d %02d:%02d:%02d\n", - ENDIAN_SWITCH16(h->year), h->mon, h->day, h->hour, - h->min, h->sec); - printf("Length: %ld\n", ENDIAN_SWITCH32(h->len)); - printf("Checksums: 0x%02x (header), 0x%02x (image)\n", - h->hcsum, h->icsum); -} - -void *do_mmap(char *filename, int size, int readonly) -{ - int fd; - int openflags = O_RDWR | O_CREAT | O_TRUNC; - int protflags = PROT_READ | PROT_WRITE; - void *ptr; - struct stat st; - - if (readonly) { - openflags = O_RDONLY; - protflags = PROT_READ; - } - - if (!size) { - if (!readonly) - goto failed; - if (stat(filename, &st) != 0) { - perror("stat failed"); - goto failed; - } - size = st.st_size; - } - - if (!size) - goto failed; - - if ((fd = open(filename, openflags, 0644)) == -1) { - perror("open failed"); - goto failed; - } - - if (!readonly) - ftruncate(fd, size); - - ptr = mmap(0, size, protflags, MAP_SHARED, fd, 0); - if (ptr == MAP_FAILED) { - perror("mmap failed"); - goto mmap_failed; - } - - return ptr; - -mmap_failed: - close(fd); -failed: - return NULL; -} - -int write_image(char *kernel, char *outfile) -{ - unsigned char type; - unsigned long ksize, padded; - unsigned long i; - unsigned char ch, *src, *dst; - struct stat st; - struct image_header *h; - time_t tt; - struct tm *ut; - - tt = time(NULL); - ut = localtime(&tt); - - if (stat(kernel, &st) != 0) - error(-1, "stat %s failed", kernel); - ksize = st.st_size; - - padded = sizeof(struct image_header) + - ksize + ksize % 4; /* fs starts 32-bit aligned (?check) */ - - h = (struct image_header *)do_mmap(outfile, padded, 0); - if (!h) - return -1; - - memset(h, 0, sizeof(struct image_header)); - - dst = (unsigned char *)((unsigned)h + sizeof(struct image_header)); - src = (unsigned char *)do_mmap(kernel, ksize, 1); - if (!src) - return -1; - - for (i = 0; i < ksize; i++) { - dst[i] = src[i]; - h->icsum ^= src[i]; - } - - for (i = 0; i < ksize % 4; i++) - dst[ksize + i] = 0; - - munmap(src, ksize); - - h->magic1 = ENDIAN_SWITCH32(RTL_PRODUCT_MAGIC1); - h->type = ENDIAN_SWITCH16(RTL_IMAGE_TYPE_RUN); - h->ver = RTL_IMAGE_VERSION; - h->year = ENDIAN_SWITCH16(ut->tm_year + 1900); - h->mon = ut->tm_mon + 1; - h->day = ut->tm_mday; - h->hour = ut->tm_hour; - h->min = ut->tm_min; - h->sec = ut->tm_sec; - h->len = ENDIAN_SWITCH32(padded - sizeof(struct image_header)); - - for (i = 0; i < (sizeof(struct image_header) - 1); i++) - h->hcsum ^= ((unsigned char *)&h)[i]; - munmap(h, padded); - return 0; -} - -void usage(void) -{ - exit(1); -} - -int main(int argc, char *argv[]) -{ - if (argc < 3) usage(); - - printf("%d\n", sizeof(struct image_header)); - if (!strncmp(argv[1], "info", 4)) { - print_header((struct image_header *)do_mmap(argv[2], - 0, 1)); - } else if (!strncmp(argv[1], "pack", 4)) { - write_image(argv[2], argv[3]); - } else { - usage(); - } - - return 0; -} |