1.WPA_SUPPLICANT当遇到WEP加密时,由于无法判断是采用OPEN/SHARE,通常会在声称.conf文件中加入 auth_alg=OPEN SHARED(至少Android遇到),但事实上某些wifi网卡驱动不能实现同时OPEN和SHARED同时设置,我用的RT2070就不能够了,任意时刻只能用一个,而Atheroid就可以同时设两个。这里给出解决不能同时设置的方法,在wpa_supplicant.c:wpa_supplicant_associate()中加入以下内容: if (ssid->auth_alg) { algs = 0; if (ssid->auth_alg & WPA_AUTH_ALG_OPEN) algs |= AUTH_ALG_OPEN_SYSTEM; if (ssid->auth_alg & WPA_AUTH_ALG_SHARED) algs |= AUTH_ALG_SHARED_KEY; if (ssid->auth_alg & WPA_AUTH_ALG_LEAP) algs |= AUTH_ALG_LEAP; wpa_printf(MSG_DEBUG, "Overriding auth_alg selection: 0x%x", algs);
if ((algs & AUTH_ALG_OPEN_SYSTEM) && (algs & AUTH_ALG_SHARED_KEY) ) { algs = AUTH_ALG_SHARED_KEY; G_TRY_CONNECT ++;
if (G_TRY_CONNECT >= 4) { algs = AUTH_ALG_OPEN_SYSTEM; wpa_printf(MSG_DEBUG, "RAYDEBUG--------------------change to ALG_OPEN_SYSTEM"); } } }
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