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Bug fixes in display code

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This commit is contained in:
Chris Oei 2012-09-03 00:57:10 -07:00
parent a3b016ceed
commit 5a3a8506fc
3 changed files with 34 additions and 9 deletions
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27
lib/genpass/genpass.c
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@ -141,13 +141,32 @@ checkparams(uint32_t maxmem, uint32_t megaops,
return (0);
}
static int
getsalt(uint8_t salt[32], void* site)
int
bintohex(char* outstring, size_t nbytes, uint8_t* data)
{
int i;
for (i = 0; i < nbytes; i++)
sprintf(outstring + 2 * i, "%02x", data[i]);
outstring[2 * nbytes] = '\0';
return 0;
}
int
sha256string(uint8_t hash[32], char* s)
{
SHA256_CTX sha256_ctx;
SHA256_Init(&sha256_ctx);
SHA256_Update(&sha256_ctx, site, strlen(site));
SHA256_Final(salt, &sha256_ctx);
SHA256_Update(&sha256_ctx, (void*) s, strlen(s));
SHA256_Final(hash, &sha256_ctx);
}
static int
getsalt(uint8_t salt[32], void* site)
{
sha256string(salt, site);
char buf[65];
bintohex(buf, 32, salt);
printf("Site hex: %s\n", buf);
return (0);
}