static int fit_check_kernel (const void *fit, int os_noffset, int verify) { fit_image_print (fit, os_noffset, " "); if (verify) { puts (" Verifying Hash Integrity ... "); if (!fit_image_check_hashes (fit, os_noffset)) { puts ("Bad Data Hash\n"); show_boot_progress (-104); return 0; } puts ("OK\n"); } show_boot_progress (105); if (!fit_image_check_target_arch (fit, os_noffset)) { puts ("Unsupported Architecture\n"); show_boot_progress (-105); return 0; } show_boot_progress (106); if (!fit_image_check_type (fit, os_noffset, IH_TYPE_KERNEL)) { puts ("Not a kernel image\n"); show_boot_progress (-106); return 0; } show_boot_progress (107); return 1; }
static int fit_check_kernel(const void *fit, int os_noffset, int verify) { fit_image_print(fit, os_noffset, " "); if (verify) { puts(" Verifying Hash Integrity ... "); if (!fit_image_check_hashes(fit, os_noffset)) { puts("Bad Data Hash\n"); bootstage_error(BOOTSTAGE_ID_FIT_CHECK_HASH); return 0; } puts("OK\n"); } bootstage_mark(BOOTSTAGE_ID_FIT_CHECK_ARCH); if (!fit_image_check_target_arch(fit, os_noffset)) { puts("Unsupported Architecture\n"); bootstage_error(BOOTSTAGE_ID_FIT_CHECK_ARCH); return 0; } bootstage_mark(BOOTSTAGE_ID_FIT_CHECK_KERNEL); if (!fit_image_check_type(fit, os_noffset, IH_TYPE_KERNEL) && !fit_image_check_type(fit, os_noffset, IH_TYPE_KERNEL_NOLOAD)) { puts("Not a kernel image\n"); bootstage_error(BOOTSTAGE_ID_FIT_CHECK_KERNEL); return 0; } bootstage_mark(BOOTSTAGE_ID_FIT_CHECKED); return 1; }
int autoscript (ulong addr, const char *fit_uname) { ulong len; image_header_t *hdr; ulong *data; char *cmd; int rcode = 0; int verify; #if defined(CONFIG_FIT) const void* fit_hdr; int noffset; const void *fit_data; size_t fit_len; #endif verify = getenv_yesno ("verify"); switch (genimg_get_format ((void *)addr)) { case IMAGE_FORMAT_LEGACY: hdr = (image_header_t *)addr; if (!image_check_magic (hdr)) { puts ("Bad magic number\n"); return 1; } if (!image_check_hcrc (hdr)) { puts ("Bad header crc\n"); return 1; } if (verify) { if (!image_check_dcrc (hdr)) { puts ("Bad data crc\n"); return 1; } } if (!image_check_type (hdr, IH_TYPE_SCRIPT)) { puts ("Bad image type\n"); return 1; } /* get length of script */ data = (ulong *)image_get_data (hdr); if ((len = uimage_to_cpu (*data)) == 0) { puts ("Empty Script\n"); return 1; } /* * scripts are just multi-image files with one component, seek * past the zero-terminated sequence of image lengths to get * to the actual image data */ while (*data++); break; #if defined(CONFIG_FIT) case IMAGE_FORMAT_FIT: if (fit_uname == NULL) { puts ("No FIT subimage unit name\n"); return 1; } fit_hdr = (const void *)addr; if (!fit_check_format (fit_hdr)) { puts ("Bad FIT image format\n"); return 1; } /* get script component image node offset */ noffset = fit_image_get_node (fit_hdr, fit_uname); if (noffset < 0) { printf ("Can't find '%s' FIT subimage\n", fit_uname); return 1; } if (!fit_image_check_type (fit_hdr, noffset, IH_TYPE_SCRIPT)) { puts ("Not a image image\n"); return 1; } /* verify integrity */ if (verify) { if (!fit_image_check_hashes (fit_hdr, noffset)) { puts ("Bad Data Hash\n"); return 1; } } /* get script subimage data address and length */ if (fit_image_get_data (fit_hdr, noffset, &fit_data, &fit_len)) { puts ("Could not find script subimage data\n"); return 1; } data = (ulong *)fit_data; len = (ulong)fit_len; break; #endif default: puts ("Wrong image format for autoscript\n"); return 1; } debug ("** Script length: %ld\n", len); if ((cmd = malloc (len + 1)) == NULL) { return 1; } /* make sure cmd is null terminated */ memmove (cmd, (char *)data, len); *(cmd + len) = 0; #ifdef CONFIG_SYS_HUSH_PARSER /*?? */ rcode = parse_string_outer (cmd, FLAG_PARSE_SEMICOLON); #else { char *line = cmd; char *next = cmd; /* * break into individual lines, * and execute each line; * terminate on error. */ while (*next) { if (*next == '\n') { *next = '\0'; /* run only non-empty commands */ if (*line) { debug ("** exec: \"%s\"\n", line); if (run_command (line, 0) < 0) { rcode = 1; break; } } line = next + 1; } ++next; } if (rcode == 0 && *line) rcode = (run_command(line, 0) >= 0); } #endif free (cmd); return rcode; }
int source (ulong addr, const char *fit_uname) { ulong len; image_header_t *hdr; ulong *data; int verify; #if defined(CONFIG_FIT) const void* fit_hdr; int noffset; const void *fit_data; size_t fit_len; #endif verify = getenv_yesno ("verify"); switch (genimg_get_format ((void *)addr)) { case IMAGE_FORMAT_LEGACY: hdr = (image_header_t *)addr; if (!image_check_magic (hdr)) { puts ("Bad magic number\n"); return 1; } if (!image_check_hcrc (hdr)) { puts ("Bad header crc\n"); return 1; } if (verify) { if (!image_check_dcrc (hdr)) { puts ("Bad data crc\n"); return 1; } } if (!image_check_type (hdr, IH_TYPE_SCRIPT)) { puts ("Bad image type\n"); return 1; } /* get length of script */ data = (ulong *)image_get_data (hdr); if ((len = uimage_to_cpu (*data)) == 0) { puts ("Empty Script\n"); return 1; } /* * scripts are just multi-image files with one component, seek * past the zero-terminated sequence of image lengths to get * to the actual image data */ while (*data++); break; #if defined(CONFIG_FIT) case IMAGE_FORMAT_FIT: if (fit_uname == NULL) { puts ("No FIT subimage unit name\n"); return 1; } fit_hdr = (const void *)addr; if (!fit_check_format (fit_hdr)) { puts ("Bad FIT image format\n"); return 1; } /* get script component image node offset */ noffset = fit_image_get_node (fit_hdr, fit_uname); if (noffset < 0) { printf ("Can't find '%s' FIT subimage\n", fit_uname); return 1; } if (!fit_image_check_type (fit_hdr, noffset, IH_TYPE_SCRIPT)) { puts ("Not a image image\n"); return 1; } /* verify integrity */ if (verify) { if (!fit_image_check_hashes (fit_hdr, noffset)) { puts ("Bad Data Hash\n"); return 1; } } /* get script subimage data address and length */ if (fit_image_get_data (fit_hdr, noffset, &fit_data, &fit_len)) { puts ("Could not find script subimage data\n"); return 1; } data = (ulong *)fit_data; len = (ulong)fit_len; break; #endif default: puts ("Wrong image format for \"source\" command\n"); return 1; } debug ("** Script length: %ld\n", len); return run_command_list((char *)data, len, 0); }