54 lines
1.1 KiB
C
54 lines
1.1 KiB
C
/*
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* WPA Supplicant - ASCII passphrase to WPA PSK tool
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* Copyright (c) 2003-2004, Jouni Malinen <jkmaline@cc.hut.fi>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* Alternatively, this software may be distributed under the terms of BSD
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* license.
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*
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* See README and COPYING for more details.
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*/
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#include <stdio.h>
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#include <string.h>
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#include "common.h"
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#include "sha1.h"
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int main(int argc, char *argv[])
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{
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unsigned char psk[32];
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int i;
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char *ssid, *passphrase;
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if (argc != 3) {
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printf("usage: wpa_passphrase <ssid> <passphrase>\n");
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return 1;
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}
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ssid = argv[1];
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passphrase = argv[2];
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if (strlen(passphrase) < 8 || strlen(passphrase) > 63) {
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printf("Passphrase must be 8..63 characters\n");
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return 1;
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}
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pbkdf2_sha1(passphrase, ssid, strlen(ssid), 4096, psk, 32);
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printf("network={\n");
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printf("\tssid=\"%s\"\n", ssid);
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printf("\t#psk=\"%s\"\n", passphrase);
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printf("\tpsk=");
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for (i = 0; i < 32; i++)
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printf("%02x", psk[i]);
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printf("\n");
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printf("}\n");
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return 0;
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}
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