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warn if digest doesn't match

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Per Allansson 2013-03-10 17:30:01 +01:00
parent 4e11a04ed3
commit e0cf24f1d5
1 changed files with 6 additions and 3 deletions
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9
osslsigncode.c
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@ -865,6 +865,7 @@ static int verify_pe_file(char *indata, unsigned int peheader, int pe32plus,
int mdtype = -1, phtype = -1;
unsigned char mdbuf[EVP_MAX_MD_SIZE];
unsigned char cmdbuf[EVP_MAX_MD_SIZE];
unsigned int pos = 0;
unsigned char hexbuf[EVP_MAX_MD_SIZE*2+1];
unsigned char *ph = NULL;
@ -916,10 +917,12 @@ static int verify_pe_file(char *indata, unsigned int peheader, int pe32plus,
printf("Current message digest : %s\n", hexbuf);
bio = BIO_new_mem_buf(indata, sigpos + siglen);
calc_pe_digest(bio, md, mdbuf, peheader, pe32plus, sigpos);
calc_pe_digest(bio, md, cmdbuf, peheader, pe32plus, sigpos);
BIO_free(bio);
tohex(mdbuf, hexbuf, EVP_MD_size(md));
printf("Calculated message digest : %s\n\n", hexbuf);
tohex(cmdbuf, hexbuf, EVP_MD_size(md));
int mdok = !memcmp(mdbuf, cmdbuf, EVP_MD_size(md));
if (!mdok) ret = 1;
printf("Calculated message digest : %s%s\n\n", hexbuf, mdok?"":" MISMATCH!!!");
if (phlen > 0) {
printf("Page hash algorithm: %s\n", OBJ_nid2sn(phtype));