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Eliminate warnings, get rid of dynamic pin alloc

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This commit is contained in:
Stas'M 2017-10-07 17:40:12 +03:00
parent 85413d0d6e
commit 120ed9c8a3
1 changed files with 4 additions and 7 deletions
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11
src/pixiewps.c
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@ -474,12 +474,10 @@ usage_err:
uint_fast8_t k = 0;
uint_fast8_t found_p_mode = NONE;
char *pin;
char pin[WPS_PIN_LEN + 1];
uint32_t seed;
uint32_t print_seed = 0;
pin = calloc(WPS_PIN_LEN + 1, 1); if (!pin) goto memory_err;
/* Main loop */
while (!found_p_mode && p_mode[k] != NONE && k < MODE_LEN) {
@ -844,7 +842,7 @@ usage_err:
printf("\n [*] E-S1: "); byte_array_print(wps->e_s1, WPS_SECRET_NONCE_LEN);
printf("\n [*] E-S2: "); byte_array_print(wps->e_s2, WPS_SECRET_NONCE_LEN);
}
if (strlen(pin) == 0) {
if (pin[0] == '\0') {
printf("\n [+] WPS pin: <empty>");
} else {
printf("\n [+] WPS pin: %s", pin);
@ -859,7 +857,6 @@ usage_err:
free(wps->warning);
}
free(pin);
free(wps->pke);
free(wps->pkr);
free(wps->e_hash1);
@ -971,7 +968,7 @@ uint_fast8_t crack(struct global *g, char *pin) {
} else {
if (i == 0)
{
snprintf(pin, WPS_PIN_LEN + 1, "");
pin[0] = '\0';
} else {
snprintf((char *)&mask, 5, "%%0%uu", i);
snprintf(pin, WPS_PIN_LEN / 2 + 1, mask, first_half);
@ -1044,7 +1041,7 @@ uint_fast8_t crack(struct global *g, char *pin) {
free(buffer);
free(result);
snprintf(pin, WPS_PIN_LEN + 1, "");
pin[0] = '\0';
return 0;
}
}