diff options
Diffstat (limited to 'util/broadcom/secimage/sbi.c')
| -rw-r--r-- | util/broadcom/secimage/sbi.c | 197 |
1 files changed, 0 insertions, 197 deletions
diff --git a/util/broadcom/secimage/sbi.c b/util/broadcom/secimage/sbi.c deleted file mode 100644 index f156ed5946..0000000000 --- a/util/broadcom/secimage/sbi.c +++ /dev/null @@ -1,197 +0,0 @@ -/* - * Copyright (C) 2015 Broadcom Corporation - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation version 2. - * - * This program is distributed "as is" WITHOUT ANY WARRANTY of any - * kind, whether express or implied; without even the implied warranty - * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <unistd.h> -#include <zlib.h> -#include "secimage.h" - -#define MIN_SIZE (1024*120) - -/*---------------------------------------------------------------------- - * Name : SBIUsage - * Purpose : - * Input : none - * Output : none - *---------------------------------------------------------------------*/ -int SBIUsage(void) -{ - printf("\nTo create a Secure Boot Image:\n"); - printf("secimage: -out <output binary> [-hmac hmac_binary_key] <-config configfile>"); - printf("\n\t\t[-bl input binary]\n"); - return 0; -} - -/*---------------------------------------------------------------------- - * Name : AddImagePayload - * Purpose : - * Input : none - * Output : none - *---------------------------------------------------------------------*/ -int AddImagePayload(char *h, char *filename, unsigned int filesize) -{ - uint32_t totalLen; - int length = filesize; - int padlen = 0; - int status = 0; - - totalLen = 0x40; - - status = DataRead(filename, (uint8_t *)h + totalLen, &length); - printf("\r\n Adding file %s ... \r\n", filename); - if (!status) { - if (length & 15) { - padlen = 16 - (length & 15); - memset((uint8_t *)h + totalLen + length, 0, padlen); - length += padlen; - } - - *(uint32_t *)&h[FIELD5_OFFSET] = length; - *(uint32_t *)&h[FIELD6_OFFSET] += length; - - } else - printf("Error reading image Payload from %s\n", filename); - - return status; -} - -/*---------------------------------------------------------------------- - * Name : CreateSecureBootImage - * Purpose : - * Input : none - * Output : none - *---------------------------------------------------------------------*/ -int CreateSecureBootImage(int ac, char **av) -{ - char *configfile = NULL, *arg, *privkey = NULL, *bl = NULL; - int status = 0; - uint32_t sbiLen; - struct stat file_stat; - uint32_t add_header = 1; - char *outfile = *av; - unsigned int filesize; - char *buf; - --ac; ++av; - - if (ac <= 0) - return SBIUsage(); - - while (ac) { - arg = *av; - if (!strcmp(arg, "-bl")) { - --ac, ++av; - bl = *av; - } else if (!strcmp(arg, "-hmac")) { - --ac, ++av; - privkey = *av; - } else if (!strcmp(arg, "-config")) { - --ac, ++av; - configfile = *av; - } else if (!strcmp(arg, "-noheader")) { - add_header = 0; - } else { - return SBIUsage(); - } - --ac, ++av; - } - - if (!bl) { - puts("-bl not set"); - return -1; - } - - if (!privkey) { - puts("-hmac not set"); - return -1; - } - - if (stat(bl, &file_stat) == -1) { - puts("Can't stat bl"); - return -1; - } - filesize = file_stat.st_size + MIN_SIZE; - buf = calloc(sizeof(uint8_t), filesize); - - if (buf == NULL) { - puts("Memory allocation error"); - status = -1; - goto done; - } - - *(uint32_t *)&buf[FIELD6_OFFSET] = 0x40; - *(uint32_t *)&buf[FIELD9_OFFSET] = 0x45F2D99A; - *(uint32_t *)&buf[FIELD3_OFFSET] = 0x900FFFFF; - *(uint16_t *)&buf[FIELD1_OFFSET] = 0x40; - *(uint32_t *)&buf[FIELD4_OFFSET] = 0x40; - *(uint16_t *)&buf[FIELD2_OFFSET] = 0x10; - *(uint16_t *)&buf[FIELD8_OFFSET] = 0x20; - *(uint16_t *)&buf[FIELD7_OFFSET] = 0x10; - - if (status == 0) { - - if (configfile) - FillHeaderFromConfigFile(buf, configfile); - - status = AddImagePayload(buf, bl, filesize); - if (status) { - status = -1; - goto done; - } - - sbiLen = *(uint32_t *)&buf[FIELD6_OFFSET]; - - printf("HMAC signing %d bytes\n", sbiLen); - status = AppendHMACSignature((uint8_t *)buf, sbiLen, privkey, - add_header ? 0x10 : 0x40); - if (status > 0) { - sbiLen += status; - status = 0; - } - - if (!status) { - ((HEADER *)buf)->Length = sbiLen; - ((HEADER *)buf)->crc = crc32(0xFFFFFFFF, - (uint8_t *)buf, 12); - - printf("Generating Image file %s: %d bytes\n", - outfile, sbiLen); - if (!add_header) - status = DataWrite(outfile, &buf[0x40], - sbiLen - 0x40); - else - status = DataWrite(outfile, buf, sbiLen); - } - } - if (status < 0) - printf("Generation error %d\n", status); - -done: - free(buf); - return status; -} - -int main(int argc, char **argv) -{ - argc--; - argv++; - if (argc > 0) { - if (!strcmp(*argv, "-out")) - return CreateSecureBootImage(--argc, ++argv); - } - SBIUsage(); - return 0; -} |