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| author | Iru Cai <mytbk920423@gmail.com> | 2017-08-12 09:20:55 +0800 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2017-08-18 15:32:08 +0000 |
| commit | 457fba6be5c2b31f6fc50a5e6feabf73a2663330 (patch) | |
| tree | e305cc79c187c56396a97adcf6e6b547ca7f5088 /util/kbc1126/kbc1126_ec_dump.c | |
| parent | 728d488ab39c44721300588f81626263e538cae5 (diff) | |
| download | coreboot-457fba6be5c2b31f6fc50a5e6feabf73a2663330.tar.xz | |
kbc1126_ec_dump: fix some errors
- fix the error caused by signed integer extension
- fix fopen mode
- one minor style fix
Change-Id: Iacc4ea50515ea219bc1868dae0446d576e8dce0c
Signed-off-by: Iru Cai <mytbk920423@gmail.com>
Reviewed-on: https://review.coreboot.org/21013
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Diffstat (limited to 'util/kbc1126/kbc1126_ec_dump.c')
| -rw-r--r-- | util/kbc1126/kbc1126_ec_dump.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/util/kbc1126/kbc1126_ec_dump.c b/util/kbc1126/kbc1126_ec_dump.c index 7470012799..124a475a28 100644 --- a/util/kbc1126/kbc1126_ec_dump.c +++ b/util/kbc1126/kbc1126_ec_dump.c @@ -49,9 +49,9 @@ void dump_fw(FILE *dst, FILE *src, long offset) fread(&cksum, 2, 1, src); fread(buf, len, 1, src); - for (size_t i = 0; i < len; i++) { + for (size_t i = 0; i < len; i++) _cksum += buf[i]; - } + if (_cksum == cksum) { puts("checksum ok"); } else { @@ -69,7 +69,7 @@ int main(int argc, char *argv[]) if (argc != 2) usage(argv[0]); - FILE *fp = fopen(argv[1], "rb+"); + FILE *fp = fopen(argv[1], "rb"); if (fp == NULL) { puts("Error opening file!"); @@ -89,8 +89,8 @@ int main(int argc, char *argv[]) strcat(fn1, ".fw1"); strcat(fn2, ".fw2"); - FILE *fw1 = fopen(fn1, "wb+"); - FILE *fw2 = fopen(fn2, "wb+"); + FILE *fw1 = fopen(fn1, "wb"); + FILE *fw2 = fopen(fn2, "wb"); long romsz; FseekEnd(fp, -1); @@ -103,14 +103,14 @@ int main(int argc, char *argv[]) } /* read offset of fw1 and fw2 */ - char offs[8]; + unsigned char offs[8]; FseekEnd(fp, -0x100); fread(offs, 8, 1, fp); - assert(offs[0] + offs[2] == '\xff'); - assert(offs[1] + offs[3] == '\xff'); - assert(offs[4] + offs[6] == '\xff'); - assert(offs[5] + offs[7] == '\xff'); + assert(offs[0] + offs[2] == 0xff); + assert(offs[1] + offs[3] == 0xff); + assert(offs[4] + offs[6] == 0xff); + assert(offs[5] + offs[7] == 0xff); long offw1 = (offs[0] << 16) | (offs[1] << 8); long offw2 = (offs[4] << 16) | (offs[5] << 8); |