[5e53c4a] | 1 | /* |
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[862371b] | 2 | * Family 0x0017 - Authentication. |
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| 3 | * |
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| 4 | * Deals with the authorizer for SNAC-based login, and also old-style |
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| 5 | * non-SNAC login. |
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[5e53c4a] | 6 | * |
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| 7 | */ |
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| 8 | |
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| 9 | #define FAIM_INTERNAL |
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[e374dee] | 10 | #include <aim.h> |
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[5e53c4a] | 11 | |
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| 12 | #include "md5.h" |
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| 13 | |
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[e374dee] | 14 | static int aim_encode_password(const char *password, fu8_t *encoded); |
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[5e53c4a] | 15 | |
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| 16 | /* |
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| 17 | * This just pushes the passed cookie onto the passed connection, without |
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| 18 | * the SNAC header or any of that. |
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| 19 | * |
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| 20 | * Very commonly used, as every connection except auth will require this to |
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| 21 | * be the first thing you send. |
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| 22 | * |
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| 23 | */ |
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[e374dee] | 24 | faim_export int aim_sendcookie(aim_session_t *sess, aim_conn_t *conn, const fu16_t length, const fu8_t *chipsahoy) |
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[5e53c4a] | 25 | { |
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| 26 | aim_frame_t *fr; |
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| 27 | aim_tlvlist_t *tl = NULL; |
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| 28 | |
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[e374dee] | 29 | if (!(fr = aim_tx_new(sess, conn, AIM_FRAMETYPE_FLAP, 0x0001, 4+2+2+length))) |
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[5e53c4a] | 30 | return -ENOMEM; |
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| 31 | |
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| 32 | aimbs_put32(&fr->data, 0x00000001); |
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[e374dee] | 33 | aim_addtlvtochain_raw(&tl, 0x0006, length, chipsahoy); |
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[5e53c4a] | 34 | aim_writetlvchain(&fr->data, &tl); |
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| 35 | aim_freetlvchain(&tl); |
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| 36 | |
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| 37 | aim_tx_enqueue(sess, fr); |
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| 38 | |
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| 39 | return 0; |
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| 40 | } |
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| 41 | |
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| 42 | /* |
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| 43 | * Normally the FLAP version is sent as the first few bytes of the cookie, |
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| 44 | * meaning you generally never call this. |
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| 45 | * |
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| 46 | * But there are times when something might want it seperate. Specifically, |
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| 47 | * libfaim sends this internally when doing SNAC login. |
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| 48 | * |
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| 49 | */ |
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| 50 | faim_export int aim_sendflapver(aim_session_t *sess, aim_conn_t *conn) |
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| 51 | { |
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| 52 | aim_frame_t *fr; |
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| 53 | |
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| 54 | if (!(fr = aim_tx_new(sess, conn, AIM_FRAMETYPE_FLAP, 0x01, 4))) |
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| 55 | return -ENOMEM; |
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| 56 | |
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| 57 | aimbs_put32(&fr->data, 0x00000001); |
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| 58 | |
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| 59 | aim_tx_enqueue(sess, fr); |
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| 60 | |
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| 61 | return 0; |
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| 62 | } |
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| 63 | |
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| 64 | /* |
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| 65 | * This is a bit confusing. |
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| 66 | * |
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| 67 | * Normal SNAC login goes like this: |
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| 68 | * - connect |
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| 69 | * - server sends flap version |
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| 70 | * - client sends flap version |
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| 71 | * - client sends screen name (17/6) |
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| 72 | * - server sends hash key (17/7) |
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| 73 | * - client sends auth request (17/2 -- aim_send_login) |
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| 74 | * - server yells |
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| 75 | * |
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| 76 | * XOR login (for ICQ) goes like this: |
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| 77 | * - connect |
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| 78 | * - server sends flap version |
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| 79 | * - client sends auth request which contains flap version (aim_send_login) |
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| 80 | * - server yells |
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| 81 | * |
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| 82 | * For the client API, we make them implement the most complicated version, |
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| 83 | * and for the simpler version, we fake it and make it look like the more |
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| 84 | * complicated process. |
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| 85 | * |
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| 86 | * This is done by giving the client a faked key, just so we can convince |
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| 87 | * them to call aim_send_login right away, which will detect the session |
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| 88 | * flag that says this is XOR login and ignore the key, sending an ICQ |
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| 89 | * login request instead of the normal SNAC one. |
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| 90 | * |
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| 91 | * As soon as AOL makes ICQ log in the same way as AIM, this is /gone/. |
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| 92 | * |
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| 93 | * XXX This may cause problems if the client relies on callbacks only |
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| 94 | * being called from the context of aim_rxdispatch()... |
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| 95 | * |
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| 96 | */ |
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| 97 | static int goddamnicq(aim_session_t *sess, aim_conn_t *conn, const char *sn) |
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| 98 | { |
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| 99 | aim_frame_t fr; |
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| 100 | aim_rxcallback_t userfunc; |
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| 101 | |
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| 102 | sess->flags &= ~AIM_SESS_FLAGS_SNACLOGIN; |
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| 103 | sess->flags |= AIM_SESS_FLAGS_XORLOGIN; |
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| 104 | |
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| 105 | fr.conn = conn; |
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| 106 | |
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| 107 | if ((userfunc = aim_callhandler(sess, conn, 0x0017, 0x0007))) |
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| 108 | userfunc(sess, &fr, ""); |
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| 109 | |
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| 110 | return 0; |
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| 111 | } |
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| 112 | |
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| 113 | /* |
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| 114 | * In AIM 3.5 protocol, the first stage of login is to request login from the |
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| 115 | * Authorizer, passing it the screen name for verification. If the name is |
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| 116 | * invalid, a 0017/0003 is spit back, with the standard error contents. If |
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| 117 | * valid, a 0017/0007 comes back, which is the signal to send it the main |
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| 118 | * login command (0017/0002). |
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| 119 | * |
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| 120 | */ |
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| 121 | faim_export int aim_request_login(aim_session_t *sess, aim_conn_t *conn, const char *sn) |
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| 122 | { |
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| 123 | aim_frame_t *fr; |
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| 124 | aim_snacid_t snacid; |
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| 125 | aim_tlvlist_t *tl = NULL; |
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| 126 | |
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| 127 | if (!sess || !conn || !sn) |
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| 128 | return -EINVAL; |
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| 129 | |
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| 130 | if ((sn[0] >= '0') && (sn[0] <= '9')) |
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| 131 | return goddamnicq(sess, conn, sn); |
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| 132 | |
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| 133 | sess->flags |= AIM_SESS_FLAGS_SNACLOGIN; |
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| 134 | |
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| 135 | aim_sendflapver(sess, conn); |
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| 136 | |
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| 137 | if (!(fr = aim_tx_new(sess, conn, AIM_FRAMETYPE_FLAP, 0x02, 10+2+2+strlen(sn)))) |
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| 138 | return -ENOMEM; |
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| 139 | |
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| 140 | snacid = aim_cachesnac(sess, 0x0017, 0x0006, 0x0000, NULL, 0); |
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| 141 | aim_putsnac(&fr->data, 0x0017, 0x0006, 0x0000, snacid); |
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| 142 | |
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| 143 | aim_addtlvtochain_raw(&tl, 0x0001, strlen(sn), sn); |
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| 144 | aim_writetlvchain(&fr->data, &tl); |
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| 145 | aim_freetlvchain(&tl); |
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| 146 | |
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| 147 | aim_tx_enqueue(sess, fr); |
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| 148 | |
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| 149 | return 0; |
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| 150 | } |
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| 151 | |
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| 152 | /* |
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[862371b] | 153 | * Part two of the ICQ hack. Note the ignoring of the key. |
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[5e53c4a] | 154 | */ |
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[862371b] | 155 | static int goddamnicq2(aim_session_t *sess, aim_conn_t *conn, const char *sn, const char *password, struct client_info_s *ci) |
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[5e53c4a] | 156 | { |
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| 157 | aim_frame_t *fr; |
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| 158 | aim_tlvlist_t *tl = NULL; |
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[e374dee] | 159 | int passwdlen; |
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| 160 | fu8_t *password_encoded; |
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[5e53c4a] | 161 | |
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[e374dee] | 162 | passwdlen = strlen(password); |
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| 163 | if (!(password_encoded = (char *)malloc(passwdlen+1))) |
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[5e53c4a] | 164 | return -ENOMEM; |
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[e374dee] | 165 | if (passwdlen > MAXICQPASSLEN) |
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| 166 | passwdlen = MAXICQPASSLEN; |
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[5e53c4a] | 167 | |
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| 168 | if (!(fr = aim_tx_new(sess, conn, AIM_FRAMETYPE_FLAP, 0x01, 1152))) { |
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| 169 | free(password_encoded); |
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| 170 | return -ENOMEM; |
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| 171 | } |
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| 172 | |
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| 173 | aim_encode_password(password, password_encoded); |
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| 174 | |
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[862371b] | 175 | aimbs_put32(&fr->data, 0x00000001); /* FLAP Version */ |
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[5e53c4a] | 176 | aim_addtlvtochain_raw(&tl, 0x0001, strlen(sn), sn); |
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[e374dee] | 177 | aim_addtlvtochain_raw(&tl, 0x0002, passwdlen, password_encoded); |
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[862371b] | 178 | |
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| 179 | if (ci->clientstring) |
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| 180 | aim_addtlvtochain_raw(&tl, 0x0003, strlen(ci->clientstring), ci->clientstring); |
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| 181 | aim_addtlvtochain16(&tl, 0x0016, (fu16_t)ci->clientid); |
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| 182 | aim_addtlvtochain16(&tl, 0x0017, (fu16_t)ci->major); |
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| 183 | aim_addtlvtochain16(&tl, 0x0018, (fu16_t)ci->minor); |
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| 184 | aim_addtlvtochain16(&tl, 0x0019, (fu16_t)ci->point); |
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| 185 | aim_addtlvtochain16(&tl, 0x001a, (fu16_t)ci->build); |
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[e374dee] | 186 | aim_addtlvtochain32(&tl, 0x0014, (fu32_t)ci->distrib); /* distribution chan */ |
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[862371b] | 187 | aim_addtlvtochain_raw(&tl, 0x000f, strlen(ci->lang), ci->lang); |
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| 188 | aim_addtlvtochain_raw(&tl, 0x000e, strlen(ci->country), ci->country); |
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[5e53c4a] | 189 | |
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| 190 | aim_writetlvchain(&fr->data, &tl); |
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| 191 | |
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| 192 | free(password_encoded); |
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| 193 | aim_freetlvchain(&tl); |
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| 194 | |
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| 195 | aim_tx_enqueue(sess, fr); |
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| 196 | |
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| 197 | return 0; |
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| 198 | } |
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| 199 | |
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| 200 | /* |
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| 201 | * send_login(int socket, char *sn, char *password) |
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| 202 | * |
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| 203 | * This is the initial login request packet. |
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| 204 | * |
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| 205 | * NOTE!! If you want/need to make use of the aim_sendmemblock() function, |
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| 206 | * then the client information you send here must exactly match the |
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| 207 | * executable that you're pulling the data from. |
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| 208 | * |
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| 209 | * Java AIM 1.1.19: |
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| 210 | * clientstring = "AOL Instant Messenger (TM) version 1.1.19 for Java built 03/24/98, freeMem 215871 totalMem 1048567, i686, Linus, #2 SMP Sun Feb 11 03:41:17 UTC 2001 2.4.1-ac9, IBM Corporation, 1.1.8, 45.3, Tue Mar 27 12:09:17 PST 2001" |
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| 211 | * clientid = 0x0001 |
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| 212 | * major = 0x0001 |
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| 213 | * minor = 0x0001 |
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| 214 | * point = (not sent) |
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| 215 | * build = 0x0013 |
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| 216 | * unknown= (not sent) |
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| 217 | * |
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| 218 | * AIM for Linux 1.1.112: |
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| 219 | * clientstring = "AOL Instant Messenger (SM)" |
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| 220 | * clientid = 0x1d09 |
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| 221 | * major = 0x0001 |
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| 222 | * minor = 0x0001 |
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| 223 | * point = 0x0001 |
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| 224 | * build = 0x0070 |
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| 225 | * unknown= 0x0000008b |
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| 226 | * serverstore = 0x01 |
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| 227 | * |
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| 228 | */ |
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| 229 | faim_export int aim_send_login(aim_session_t *sess, aim_conn_t *conn, const char *sn, const char *password, struct client_info_s *ci, const char *key) |
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| 230 | { |
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| 231 | aim_frame_t *fr; |
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| 232 | aim_tlvlist_t *tl = NULL; |
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| 233 | fu8_t digest[16]; |
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| 234 | aim_snacid_t snacid; |
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| 235 | |
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| 236 | if (!ci || !sn || !password) |
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| 237 | return -EINVAL; |
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| 238 | |
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| 239 | /* |
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| 240 | * What the XORLOGIN flag _really_ means is that its an ICQ login, |
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| 241 | * which is really stupid and painful, so its not done here. |
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| 242 | * |
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| 243 | */ |
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| 244 | if (sess->flags & AIM_SESS_FLAGS_XORLOGIN) |
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[862371b] | 245 | return goddamnicq2(sess, conn, sn, password, ci); |
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[5e53c4a] | 246 | |
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| 247 | |
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| 248 | if (!(fr = aim_tx_new(sess, conn, AIM_FRAMETYPE_FLAP, 0x02, 1152))) |
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| 249 | return -ENOMEM; |
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| 250 | |
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| 251 | snacid = aim_cachesnac(sess, 0x0017, 0x0002, 0x0000, NULL, 0); |
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| 252 | aim_putsnac(&fr->data, 0x0017, 0x0002, 0x0000, snacid); |
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| 253 | |
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| 254 | aim_addtlvtochain_raw(&tl, 0x0001, strlen(sn), sn); |
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| 255 | |
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| 256 | aim_encode_password_md5(password, key, digest); |
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| 257 | aim_addtlvtochain_raw(&tl, 0x0025, 16, digest); |
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| 258 | |
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[862371b] | 259 | /* |
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| 260 | * Newer versions of winaim have an empty type x004c TLV here. |
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| 261 | */ |
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| 262 | |
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[5e53c4a] | 263 | if (ci->clientstring) |
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| 264 | aim_addtlvtochain_raw(&tl, 0x0003, strlen(ci->clientstring), ci->clientstring); |
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| 265 | aim_addtlvtochain16(&tl, 0x0016, (fu16_t)ci->clientid); |
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| 266 | aim_addtlvtochain16(&tl, 0x0017, (fu16_t)ci->major); |
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| 267 | aim_addtlvtochain16(&tl, 0x0018, (fu16_t)ci->minor); |
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| 268 | aim_addtlvtochain16(&tl, 0x0019, (fu16_t)ci->point); |
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| 269 | aim_addtlvtochain16(&tl, 0x001a, (fu16_t)ci->build); |
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[e374dee] | 270 | aim_addtlvtochain32(&tl, 0x0014, (fu32_t)ci->distrib); |
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[5e53c4a] | 271 | aim_addtlvtochain_raw(&tl, 0x000e, strlen(ci->country), ci->country); |
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| 272 | aim_addtlvtochain_raw(&tl, 0x000f, strlen(ci->lang), ci->lang); |
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| 273 | |
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[e374dee] | 274 | #ifndef NOSSI |
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[5e53c4a] | 275 | /* |
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| 276 | * If set, old-fashioned buddy lists will not work. You will need |
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| 277 | * to use SSI. |
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| 278 | */ |
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[862371b] | 279 | aim_addtlvtochain8(&tl, 0x004a, 0x01); |
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[e374dee] | 280 | #endif |
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[5e53c4a] | 281 | |
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| 282 | aim_writetlvchain(&fr->data, &tl); |
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| 283 | |
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| 284 | aim_freetlvchain(&tl); |
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| 285 | |
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| 286 | aim_tx_enqueue(sess, fr); |
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| 287 | |
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| 288 | return 0; |
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| 289 | } |
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| 290 | |
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| 291 | faim_export int aim_encode_password_md5(const char *password, const char *key, fu8_t *digest) |
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| 292 | { |
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| 293 | md5_state_t state; |
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| 294 | |
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| 295 | md5_init(&state); |
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| 296 | md5_append(&state, (const md5_byte_t *)key, strlen(key)); |
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| 297 | md5_append(&state, (const md5_byte_t *)password, strlen(password)); |
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| 298 | md5_append(&state, (const md5_byte_t *)AIM_MD5_STRING, strlen(AIM_MD5_STRING)); |
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| 299 | md5_finish(&state, (md5_byte_t *)digest); |
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| 300 | |
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| 301 | return 0; |
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| 302 | } |
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| 303 | |
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| 304 | /** |
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| 305 | * aim_encode_password - Encode a password using old XOR method |
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| 306 | * @password: incoming password |
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| 307 | * @encoded: buffer to put encoded password |
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| 308 | * |
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| 309 | * This takes a const pointer to a (null terminated) string |
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| 310 | * containing the unencoded password. It also gets passed |
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| 311 | * an already allocated buffer to store the encoded password. |
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| 312 | * This buffer should be the exact length of the password without |
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| 313 | * the null. The encoded password buffer /is not %NULL terminated/. |
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| 314 | * |
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| 315 | * The encoding_table seems to be a fixed set of values. We'll |
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| 316 | * hope it doesn't change over time! |
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| 317 | * |
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| 318 | * This is only used for the XOR method, not the better MD5 method. |
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| 319 | * |
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| 320 | */ |
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| 321 | static int aim_encode_password(const char *password, fu8_t *encoded) |
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| 322 | { |
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| 323 | fu8_t encoding_table[] = { |
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| 324 | #if 0 /* old v1 table */ |
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| 325 | 0xf3, 0xb3, 0x6c, 0x99, |
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| 326 | 0x95, 0x3f, 0xac, 0xb6, |
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| 327 | 0xc5, 0xfa, 0x6b, 0x63, |
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| 328 | 0x69, 0x6c, 0xc3, 0x9f |
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| 329 | #else /* v2.1 table, also works for ICQ */ |
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| 330 | 0xf3, 0x26, 0x81, 0xc4, |
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| 331 | 0x39, 0x86, 0xdb, 0x92, |
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| 332 | 0x71, 0xa3, 0xb9, 0xe6, |
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| 333 | 0x53, 0x7a, 0x95, 0x7c |
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| 334 | #endif |
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| 335 | }; |
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| 336 | int i; |
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| 337 | |
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| 338 | for (i = 0; i < strlen(password); i++) |
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| 339 | encoded[i] = (password[i] ^ encoding_table[i]); |
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| 340 | |
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| 341 | return 0; |
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| 342 | } |
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| 343 | |
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| 344 | /* |
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| 345 | * This is sent back as a general response to the login command. |
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| 346 | * It can be either an error or a success, depending on the |
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| 347 | * precense of certain TLVs. |
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| 348 | * |
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| 349 | * The client should check the value passed as errorcode. If |
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| 350 | * its nonzero, there was an error. |
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| 351 | * |
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| 352 | */ |
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| 353 | static int parse(aim_session_t *sess, aim_module_t *mod, aim_frame_t *rx, aim_modsnac_t *snac, aim_bstream_t *bs) |
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| 354 | { |
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| 355 | aim_tlvlist_t *tlvlist; |
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| 356 | aim_rxcallback_t userfunc; |
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[e374dee] | 357 | struct aim_authresp_info *info; |
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[5e53c4a] | 358 | int ret = 0; |
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| 359 | |
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[e374dee] | 360 | info = (struct aim_authresp_info *)malloc(sizeof(struct aim_authresp_info)); |
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| 361 | memset(info, 0, sizeof(struct aim_authresp_info)); |
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[5e53c4a] | 362 | |
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| 363 | /* |
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| 364 | * Read block of TLVs. All further data is derived |
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| 365 | * from what is parsed here. |
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| 366 | */ |
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| 367 | tlvlist = aim_readtlvchain(bs); |
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| 368 | |
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| 369 | /* |
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| 370 | * No matter what, we should have a screen name. |
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| 371 | */ |
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| 372 | memset(sess->sn, 0, sizeof(sess->sn)); |
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| 373 | if (aim_gettlv(tlvlist, 0x0001, 1)) { |
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[e374dee] | 374 | info->sn = aim_gettlv_str(tlvlist, 0x0001, 1); |
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| 375 | strncpy(sess->sn, info->sn, sizeof(sess->sn)); |
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[5e53c4a] | 376 | } |
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| 377 | |
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| 378 | /* |
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| 379 | * Check for an error code. If so, we should also |
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| 380 | * have an error url. |
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| 381 | */ |
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| 382 | if (aim_gettlv(tlvlist, 0x0008, 1)) |
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[e374dee] | 383 | info->errorcode = aim_gettlv16(tlvlist, 0x0008, 1); |
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[5e53c4a] | 384 | if (aim_gettlv(tlvlist, 0x0004, 1)) |
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[e374dee] | 385 | info->errorurl = aim_gettlv_str(tlvlist, 0x0004, 1); |
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[5e53c4a] | 386 | |
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| 387 | /* |
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| 388 | * BOS server address. |
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| 389 | */ |
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| 390 | if (aim_gettlv(tlvlist, 0x0005, 1)) |
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[e374dee] | 391 | info->bosip = aim_gettlv_str(tlvlist, 0x0005, 1); |
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[5e53c4a] | 392 | |
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| 393 | /* |
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| 394 | * Authorization cookie. |
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| 395 | */ |
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| 396 | if (aim_gettlv(tlvlist, 0x0006, 1)) { |
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| 397 | aim_tlv_t *tmptlv; |
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| 398 | |
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| 399 | tmptlv = aim_gettlv(tlvlist, 0x0006, 1); |
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| 400 | |
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[e374dee] | 401 | info->cookielen = tmptlv->length; |
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| 402 | info->cookie = tmptlv->value; |
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[5e53c4a] | 403 | } |
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| 404 | |
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| 405 | /* |
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| 406 | * The email address attached to this account |
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[e374dee] | 407 | * Not available for ICQ or @mac.com logins. |
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| 408 | * If you receive this TLV, then you are allowed to use |
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| 409 | * family 0x0018 to check the status of your email. |
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| 410 | * XXX - Not really true! |
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[5e53c4a] | 411 | */ |
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| 412 | if (aim_gettlv(tlvlist, 0x0011, 1)) |
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[e374dee] | 413 | info->email = aim_gettlv_str(tlvlist, 0x0011, 1); |
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[5e53c4a] | 414 | |
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| 415 | /* |
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| 416 | * The registration status. (Not real sure what it means.) |
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[e374dee] | 417 | * Not available for ICQ or @mac.com logins. |
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[5e53c4a] | 418 | * |
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| 419 | * 1 = No disclosure |
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| 420 | * 2 = Limited disclosure |
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| 421 | * 3 = Full disclosure |
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| 422 | * |
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| 423 | * This has to do with whether your email address is available |
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| 424 | * to other users or not. AFAIK, this feature is no longer used. |
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| 425 | * |
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[e374dee] | 426 | * Means you can use the admin family? (0x0007) |
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| 427 | * |
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[5e53c4a] | 428 | */ |
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| 429 | if (aim_gettlv(tlvlist, 0x0013, 1)) |
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[e374dee] | 430 | info->regstatus = aim_gettlv16(tlvlist, 0x0013, 1); |
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[5e53c4a] | 431 | |
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| 432 | if (aim_gettlv(tlvlist, 0x0040, 1)) |
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[e374dee] | 433 | info->latestbeta.build = aim_gettlv32(tlvlist, 0x0040, 1); |
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[5e53c4a] | 434 | if (aim_gettlv(tlvlist, 0x0041, 1)) |
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[e374dee] | 435 | info->latestbeta.url = aim_gettlv_str(tlvlist, 0x0041, 1); |
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[5e53c4a] | 436 | if (aim_gettlv(tlvlist, 0x0042, 1)) |
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[e374dee] | 437 | info->latestbeta.info = aim_gettlv_str(tlvlist, 0x0042, 1); |
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[5e53c4a] | 438 | if (aim_gettlv(tlvlist, 0x0043, 1)) |
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[e374dee] | 439 | info->latestbeta.name = aim_gettlv_str(tlvlist, 0x0043, 1); |
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[5e53c4a] | 440 | if (aim_gettlv(tlvlist, 0x0048, 1)) |
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| 441 | ; /* no idea what this is */ |
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| 442 | |
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| 443 | if (aim_gettlv(tlvlist, 0x0044, 1)) |
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[e374dee] | 444 | info->latestrelease.build = aim_gettlv32(tlvlist, 0x0044, 1); |
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[5e53c4a] | 445 | if (aim_gettlv(tlvlist, 0x0045, 1)) |
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[e374dee] | 446 | info->latestrelease.url = aim_gettlv_str(tlvlist, 0x0045, 1); |
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[5e53c4a] | 447 | if (aim_gettlv(tlvlist, 0x0046, 1)) |
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[e374dee] | 448 | info->latestrelease.info = aim_gettlv_str(tlvlist, 0x0046, 1); |
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[5e53c4a] | 449 | if (aim_gettlv(tlvlist, 0x0047, 1)) |
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[e374dee] | 450 | info->latestrelease.name = aim_gettlv_str(tlvlist, 0x0047, 1); |
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[5e53c4a] | 451 | if (aim_gettlv(tlvlist, 0x0049, 1)) |
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| 452 | ; /* no idea what this is */ |
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| 453 | |
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[862371b] | 454 | /* |
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| 455 | * URL to change password. |
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| 456 | */ |
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| 457 | if (aim_gettlv(tlvlist, 0x0054, 1)) |
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[e374dee] | 458 | info->chpassurl = aim_gettlv_str(tlvlist, 0x0054, 1); |
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| 459 | |
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| 460 | /* |
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| 461 | * Unknown. Seen on an @mac.com screen name with value of 0x003f |
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| 462 | */ |
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| 463 | if (aim_gettlv(tlvlist, 0x0055, 1)) |
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| 464 | ; |
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| 465 | |
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| 466 | sess->authinfo = info; |
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[5e53c4a] | 467 | |
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| 468 | if ((userfunc = aim_callhandler(sess, rx->conn, snac ? snac->family : 0x0017, snac ? snac->subtype : 0x0003))) |
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[e374dee] | 469 | ret = userfunc(sess, rx, info); |
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[5e53c4a] | 470 | |
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| 471 | aim_freetlvchain(&tlvlist); |
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| 472 | |
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| 473 | return ret; |
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| 474 | } |
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| 475 | |
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| 476 | /* |
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| 477 | * Middle handler for 0017/0007 SNACs. Contains the auth key prefixed |
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| 478 | * by only its length in a two byte word. |
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| 479 | * |
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| 480 | * Calls the client, which should then use the value to call aim_send_login. |
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| 481 | * |
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| 482 | */ |
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| 483 | static int keyparse(aim_session_t *sess, aim_module_t *mod, aim_frame_t *rx, aim_modsnac_t *snac, aim_bstream_t *bs) |
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| 484 | { |
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| 485 | int keylen, ret = 1; |
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| 486 | aim_rxcallback_t userfunc; |
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| 487 | char *keystr; |
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| 488 | |
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| 489 | keylen = aimbs_get16(bs); |
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| 490 | keystr = aimbs_getstr(bs, keylen); |
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| 491 | |
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[e374dee] | 492 | /* XXX - When GiantGrayPanda signed on AIM I got a thing asking me to register |
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| 493 | * for the netscape network. This SNAC had a type 0x0058 TLV with length 10. |
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| 494 | * Data is 0x0007 0004 3e19 ae1e 0006 0004 0000 0005 */ |
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| 495 | |
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[5e53c4a] | 496 | if ((userfunc = aim_callhandler(sess, rx->conn, snac->family, snac->subtype))) |
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| 497 | ret = userfunc(sess, rx, keystr); |
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| 498 | |
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| 499 | free(keystr); |
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| 500 | |
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| 501 | return ret; |
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| 502 | } |
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| 503 | |
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[e374dee] | 504 | static void auth_shutdown(aim_session_t *sess, aim_module_t *mod) |
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| 505 | { |
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| 506 | if (sess->authinfo) { |
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| 507 | free(sess->authinfo->sn); |
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| 508 | free(sess->authinfo->bosip); |
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| 509 | free(sess->authinfo->errorurl); |
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| 510 | free(sess->authinfo->email); |
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| 511 | free(sess->authinfo->chpassurl); |
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| 512 | free(sess->authinfo->latestrelease.name); |
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| 513 | free(sess->authinfo->latestrelease.url); |
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| 514 | free(sess->authinfo->latestrelease.info); |
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| 515 | free(sess->authinfo->latestbeta.name); |
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| 516 | free(sess->authinfo->latestbeta.url); |
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| 517 | free(sess->authinfo->latestbeta.info); |
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| 518 | free(sess->authinfo); |
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| 519 | } |
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| 520 | } |
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| 521 | |
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[5e53c4a] | 522 | static int snachandler(aim_session_t *sess, aim_module_t *mod, aim_frame_t *rx, aim_modsnac_t *snac, aim_bstream_t *bs) |
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| 523 | { |
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| 524 | |
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| 525 | if (snac->subtype == 0x0003) |
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| 526 | return parse(sess, mod, rx, snac, bs); |
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| 527 | else if (snac->subtype == 0x0007) |
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| 528 | return keyparse(sess, mod, rx, snac, bs); |
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| 529 | |
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| 530 | return 0; |
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| 531 | } |
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| 532 | |
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| 533 | faim_internal int auth_modfirst(aim_session_t *sess, aim_module_t *mod) |
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| 534 | { |
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| 535 | |
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| 536 | mod->family = 0x0017; |
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| 537 | mod->version = 0x0000; |
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| 538 | mod->flags = 0; |
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| 539 | strncpy(mod->name, "auth", sizeof(mod->name)); |
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| 540 | mod->snachandler = snachandler; |
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[e374dee] | 541 | mod->shutdown = auth_shutdown; |
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[5e53c4a] | 542 | |
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| 543 | return 0; |
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| 544 | } |
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