Function forceReadFileXPoint

keyhunt.cpp:6454–6552

bool forceReadFileXPoint(char *fileName)	{
	/* Here we read the original file as usual */
	FILE *fileDescriptor;
	uint64_t numberItems,i;
	size_t r,lenaux;
	uint8_t rawvalue[100];
	char aux[1000],*hextemp;
	Tokenizer tokenizer_xpoint;	//tokenizer
	fileDescriptor = fopen(fileName,"r");	
	if(fileDescriptor == NULL)	{
		fprintf(stderr,"[E] Error opening the file %s, line %i\n",fileName,__LINE__ - 2);
		return false;
	}
	/*Count lines in the file*/
	numberItems = 0;
	while(!feof(fileDescriptor))	{
		hextemp = fgets(aux,1000,fileDescriptor);
		trim(aux," \t\n\r");
		if(hextemp == aux)	{			
			r = strlen(aux);
			if(r >= 40)	{ 
				numberItems++;
			}
		}
	}
	fseek(fileDescriptor,0,SEEK_SET);

	MAXLENGTHADDRESS = 20;		/*20 bytes beacuase we only need the data in binary*/
	
	printf("[+] Allocating memory for %" PRIu64 " elements: %.2f MB\n",numberItems,(double)(((double) sizeof(struct address_value)*numberItems)/(double)1048576));
	addressTable = (struct address_value*) malloc(sizeof(struct address_value)*numberItems);
	checkpointer((void *)addressTable,__FILE__,"malloc","addressTable" ,__LINE__ - 1);
	
	N = numberItems;
	
	if(!initBloomFilter(&bloom,N))
		return false;
	
	i= 0;
	while(i < N)	{
		memset(aux,0,1000);
		hextemp = fgets(aux,1000,fileDescriptor);
		memset((void *)&addressTable[i],0,sizeof(struct address_value));
		if(hextemp == aux)	{
			trim(aux," \t\n\r");
			stringtokenizer(aux,&tokenizer_xpoint);
			hextemp = nextToken(&tokenizer_xpoint);
			lenaux = strlen(hextemp);
			if(isValidHex(hextemp)) {
				switch(lenaux)	{
					case 64:	/*X value*/
						r = hexs2bin(aux,(uint8_t*) rawvalue);
						if(r)	{
							memcpy(addressTable[i].value,rawvalue,20);
							bloom_add(&bloom,rawvalue,MAXLENGTHADDRESS);
						}
						else	{
							fprintf(stderr,"[E] error hexs2bin\n");