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#include "filesigning.h"
#include "files.h"
void HashratSignFile(char *Path, HashratCtx *Ctx)
{
STREAM *S;
char *Tempstr=NULL, *HashStr=NULL;
double pos;
HASH *Hash;
S=STREAMOpen(Path, "rw");
if (! S) return;
Hash=HashInit(Ctx->HashType);
HashratFinishHash(&HashStr, Ctx, Hash);
pos=STREAMSeek(S,0,SEEK_END);
Tempstr=MCopyStr(Tempstr,"hashrat-placeholder---: ",GetDateStr("%Y/%m/%d %H:%M:%S",NULL)," ",Ctx->HashType,":", HashStr,"\n",NULL);
STREAMWriteLine(Tempstr,S);
STREAMFlush(S);
STREAMSeek(S,0,SEEK_SET);
Hash=HashInit(Ctx->HashType);
//HashratHashFile(Ctx, Hash, FT_FILE, Path, (off_t) pos);
HashratFinishHash(&HashStr, Ctx, Hash);
Tempstr=MCopyStr(Tempstr,"hashrat-integrity-mark: ",GetDateStr("%Y/%m/%d %H:%M:%S",NULL)," ",Ctx->HashType,":", HashStr,"\n",NULL);
STREAMSeek(S,pos,SEEK_SET);
STREAMWriteLine(Tempstr,S);
STREAMFlush(S);
Destroy(Tempstr);
Destroy(HashStr);
}
int HashratOutputSigningCheck(HashratCtx *Ctx, const char *ExpectedHash, const char *SigningLine, int LineCount)
{
char *Token=NULL;
const char *ptr;
char *DateStr=NULL, *SignHash=NULL, *HashType=NULL;
int result=FALSE;
ptr=GetToken(SigningLine+24," ",&Token,0);
DateStr=MCopyStr(DateStr,Token, " ", NULL);
ptr=GetToken(ptr," ",&Token,0);
DateStr=CatStr(DateStr,Token);
ptr=GetToken(ptr,":",&HashType,0);
SignHash=CopyStr(SignHash,ptr);
StripTrailingWhitespace(SignHash);
if (strcmp(HashType, Ctx->HashType) !=0)
{
if (Flags & FLAG_COLOR) printf("%sIntegrity Mark has wrong HashType: '%s'%s\n",ANSICode(ANSI_YELLOW, 0, 0),Token,ANSI_NORM);
else printf("Integrity Mark has wrong HashType: '%s'\n",Token);
}
else
{
if (strcmp(ExpectedHash, SignHash) ==0)
{
if (Flags & FLAG_COLOR) printf("%sIntegrity Mark OKAY at Line: %d Date: %s%s\n",ANSICode(ANSI_GREEN,0,0),LineCount,DateStr,ANSI_NORM);
else printf("Integrity Mark OKAY at Line: %d Date: %s\n",LineCount,DateStr);
result=TRUE;
}
else
{
if (Flags & FLAG_COLOR) printf("%sIntegrity Mark FAILED at Line: %d Date: %s%s\n",ANSICode(ANSI_RED, 0, 0), LineCount, DateStr, ANSI_NORM);
else printf("Integrity Mark FAILED at Line: %d Date: %s\n",LineCount,DateStr);
}
}
Destroy(Token);
Destroy(DateStr);
Destroy(SignHash);
Destroy(HashType);
return(result);
}
int HashratCheckSignedFile(char *Path, HashratCtx *Ctx)
{
STREAM *S;
char *Tempstr=NULL, *HashStr=NULL;
HASH *Hash, *tmpHash;
int LineCount=0;
S=STREAMOpen(Path, "rw");
if (! S) return(FALSE);
Hash=HashInit(Ctx->HashType);
Tempstr=STREAMReadLine(Tempstr, S);
while (Tempstr)
{
LineCount++;
//hashrat-integrity-mark: 2014/10/29 21:05:19 md5:nTnlHmvVowFowmxXtm0uNw==
if (strncmp(Tempstr, "hashrat-integrity-mark: ",24)==0)
{
tmpHash=Hash->Clone(Hash);
HashFinish(tmpHash,ENCODE_BASE64,&HashStr);
HashratOutputSigningCheck(Ctx, HashStr, Tempstr, LineCount);
}
Hash->Update(Hash ,Tempstr, StrLen(Tempstr));
Tempstr=STREAMReadLine(Tempstr, S);
}
Destroy(Tempstr);
Destroy(HashStr);
return(TRUE);
}
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