void commandLoop(RainbowTable_t * rainbowTable, char * password) {
char line[MAX_LINE_LEN] = {0};
byte_t hash[MAX_LINE_LEN] = {0}; /* The hash is never longer than its string representation */
uint_t hashLen = 0;
/* Treat the user's submitted requests until told to quit */
for(;;) {
bool_t found = FALSE;
if (!readPrompt(line) || (0 == strcmp(line, "quit"))) {
return;
}
hashLen = (uint_t) hexa2binary(line, hash, sizeof(hash));
if (-1 == hashLen) {
fprintf(stderr, "Non hexa\n");
continue;
}
if (!queryExaustiveTable(rainbowTable, hash, hashLen, &found)) {
/* An error has occured and a message has already been printed */
return;
}
if (found) {
printf("Try to login with password \"%s\"\n", password);
} else {
printf("Sorry but this hash doesn't appears in pre-processing\n");
}
}
}
/*
* read a line from the user and handle the command (either a hash or "quit")
*/
static void user_input_loop(DEHT * deht, unsigned int digest_size)
{
char line[MAX_INPUT_BUFFER];
unsigned char digest[MAX_DIGEST_LENGTH_IN_BYTES];
char * cmd, * rcmd;
while (1) {
printf(">> ");
if (fgets(line, sizeof(line)-1, stdin) == NULL) {
break; /* EOF */
}
cmd = line;
/* remove leading whitespace */
while (*cmd == ' ' || *cmd == '\t') {
cmd++;
}
/* remove trailing whitespace */
for (rcmd = cmd + strlen(cmd) - 1; *rcmd == ' ' || *rcmd == '\t' ||*rcmd == '\n'; rcmd--) {
*rcmd = '\0';
}
if (*cmd == '\0') {
continue; /* empty line */
}
if (strcasecmp(cmd, "quit") == 0) {
break; /* quit cleanly */
}
if (hexa2binary(cmd, digest, digest_size) < 0) {
if (strlen(cmd) > digest_size) {
printf("Too long\n");
}
else {
printf("Non hexa\n");
}
continue;
}
find_password_for_digest(deht, digest, digest_size);
}
}
