int HashFile(char **Return, char *Type, char *Path, int Encoding)
{
THash *Hash;
STREAM *S;
char *Tempstr=NULL;
int result;
S=STREAMOpenFile(Path,O_RDONLY);
if (! S) return(FALSE);
Hash=HashInit(Type);
if (! Hash)
{
STREAMClose(S);
return(FALSE);
}
Tempstr=SetStrLen(Tempstr,4096);
result=STREAMReadBytes(S,Tempstr,4096);
while (result !=EOF)
{
Hash->Update(Hash, Tempstr, result);
result=STREAMReadBytes(S,Tempstr,4096);
}
DestroyString(Tempstr);
STREAMClose(S);
result=Hash->Finish(Hash, Encoding, Return);
HashDestroy(Hash);
return(result);
}
int HashBytes(char **Return, char *Type, char *text, int len, int Encoding)
{
THash *Hash;
Hash=HashInit(Type);
Hash->Update(Hash, text, len);
return(Hash->Finish(Hash, Encoding, Return));
}
int HashBytes(char **Return, char *Type, char *text, int len, int Encoding)
{
THash *Hash;
int result;
Hash=HashInit(Type);
if (! Hash) return(0);
Hash->Update(Hash, text, len);
result=Hash->Finish(Hash, Encoding, Return);
HashDestroy(Hash);
return(result);
}
int HMACFinish(THash *HMAC, int Encoding, char **HashStr)
{
THash *Hash;
int len, result;
Hash=(THash *) HMAC->Ctx;
//We've done with this now, blank it and reuse for the inner result
HMAC->Key1=CopyStr(HMAC->Key1,"");
len=Hash->Finish(Hash,0,&HMAC->Key1);
HMAC->Key2=SetStrLen(HMAC->Key2,HMAC_BLOCKSIZE+len);
memcpy(HMAC->Key2+HMAC_BLOCKSIZE,HMAC->Key1,len);
//Hash->Type
result=HashBytes(HashStr,Hash->Type,HMAC->Key2,HMAC_BLOCKSIZE+len,Encoding);
return(result);
}
