1 | #include "owl.h" |
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2 | #include <stdio.h> |
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3 | #include <sys/stat.h> |
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4 | |
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5 | #ifdef HAVE_LIBZEPHYR |
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6 | static GSource *owl_zephyr_event_source_new(int fd); |
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7 | |
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8 | static gboolean owl_zephyr_event_prepare(GSource *source, int *timeout); |
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9 | static gboolean owl_zephyr_event_check(GSource *source); |
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10 | static gboolean owl_zephyr_event_dispatch(GSource *source, GSourceFunc callback, gpointer user_data); |
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11 | |
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12 | static GList *deferred_subs = NULL; |
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13 | |
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14 | typedef struct _owl_sub_list { /* noproto */ |
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15 | ZSubscription_t *subs; |
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16 | int nsubs; |
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17 | } owl_sub_list; |
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18 | |
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19 | Code_t ZResetAuthentication(void); |
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20 | |
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21 | static GSourceFuncs zephyr_event_funcs = { |
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22 | owl_zephyr_event_prepare, |
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23 | owl_zephyr_event_check, |
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24 | owl_zephyr_event_dispatch, |
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25 | NULL |
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26 | }; |
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27 | #endif |
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28 | |
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29 | #define HM_SVC_FALLBACK htons((unsigned short) 2104) |
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30 | |
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31 | static CALLER_OWN char *owl_zephyr_dotfile(const char *name, const char *input) |
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32 | { |
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33 | if (input != NULL) |
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34 | return g_strdup(input); |
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35 | else |
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36 | return g_build_filename(owl_global_get_homedir(&g), name, NULL); |
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37 | } |
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38 | |
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39 | #ifdef HAVE_LIBZEPHYR |
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40 | void owl_zephyr_initialize(void) |
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41 | { |
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42 | Code_t ret; |
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43 | struct servent *sp; |
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44 | struct sockaddr_in sin; |
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45 | ZNotice_t req; |
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46 | GIOChannel *channel; |
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47 | |
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48 | /* |
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49 | * Code modified from libzephyr's ZhmStat.c |
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50 | * |
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51 | * Modified to add the fd to our select loop, rather than hanging |
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52 | * until we get an ack. |
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53 | */ |
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54 | |
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55 | if ((ret = ZOpenPort(NULL)) != ZERR_NONE) { |
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56 | owl_function_error("Error opening Zephyr port: %s", error_message(ret)); |
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57 | return; |
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58 | } |
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59 | |
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60 | (void) memset(&sin, 0, sizeof(struct sockaddr_in)); |
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61 | |
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62 | sp = getservbyname(HM_SVCNAME, "udp"); |
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63 | |
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64 | sin.sin_port = (sp) ? sp->s_port : HM_SVC_FALLBACK; |
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65 | sin.sin_family = AF_INET; |
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66 | |
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67 | sin.sin_addr.s_addr = htonl(INADDR_LOOPBACK); |
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68 | |
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69 | (void) memset(&req, 0, sizeof(req)); |
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70 | req.z_kind = STAT; |
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71 | req.z_port = 0; |
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72 | req.z_class = zstr(HM_STAT_CLASS); |
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73 | req.z_class_inst = zstr(HM_STAT_CLIENT); |
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74 | req.z_opcode = zstr(HM_GIMMESTATS); |
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75 | req.z_sender = zstr(""); |
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76 | req.z_recipient = zstr(""); |
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77 | req.z_default_format = zstr(""); |
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78 | req.z_message_len = 0; |
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79 | |
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80 | if ((ret = ZSetDestAddr(&sin)) != ZERR_NONE) { |
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81 | owl_function_error("Initializing Zephyr: %s", error_message(ret)); |
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82 | return; |
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83 | } |
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84 | |
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85 | if ((ret = ZSendNotice(&req, ZNOAUTH)) != ZERR_NONE) { |
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86 | owl_function_error("Initializing Zephyr: %s", error_message(ret)); |
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87 | return; |
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88 | } |
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89 | |
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90 | channel = g_io_channel_unix_new(ZGetFD()); |
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91 | g_io_add_watch(channel, G_IO_IN | G_IO_ERR | G_IO_HUP, |
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92 | &owl_zephyr_finish_initialization, NULL); |
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93 | g_io_channel_unref(channel); |
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94 | } |
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95 | |
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96 | gboolean owl_zephyr_finish_initialization(GIOChannel *source, GIOCondition condition, void *data) { |
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97 | Code_t code; |
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98 | char *perl; |
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99 | GSource *event_source; |
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100 | |
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101 | ZClosePort(); |
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102 | |
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103 | if ((code = ZInitialize()) != ZERR_NONE) { |
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104 | owl_function_error("Initializing Zephyr: %s", error_message(code)); |
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105 | return FALSE; |
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106 | } |
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107 | |
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108 | if ((code = ZOpenPort(NULL)) != ZERR_NONE) { |
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109 | owl_function_error("Initializing Zephyr: %s", error_message(code)); |
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110 | return FALSE; |
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111 | } |
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112 | |
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113 | event_source = owl_zephyr_event_source_new(ZGetFD()); |
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114 | g_source_attach(event_source, NULL); |
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115 | g_source_unref(event_source); |
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116 | |
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117 | owl_global_set_havezephyr(&g); |
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118 | |
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119 | if(g.load_initial_subs) { |
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120 | owl_zephyr_load_initial_subs(); |
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121 | } |
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122 | while(deferred_subs != NULL) { |
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123 | owl_sub_list *subs = deferred_subs->data; |
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124 | owl_function_debugmsg("Loading %d deferred subs.", subs->nsubs); |
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125 | owl_zephyr_loadsubs_helper(subs->subs, subs->nsubs); |
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126 | deferred_subs = g_list_delete_link(deferred_subs, deferred_subs); |
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127 | g_slice_free(owl_sub_list, subs); |
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128 | } |
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129 | |
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130 | /* zlog in if we need to */ |
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131 | if (owl_global_is_startuplogin(&g)) { |
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132 | owl_function_debugmsg("startup: doing zlog in"); |
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133 | owl_zephyr_zlog_in(); |
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134 | } |
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135 | /* check pseudo-logins if we need to */ |
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136 | if (owl_global_is_pseudologins(&g)) { |
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137 | owl_function_debugmsg("startup: checking pseudo-logins"); |
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138 | owl_function_zephyr_buddy_check(0); |
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139 | } |
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140 | |
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141 | perl = owl_perlconfig_execute("BarnOwl::Zephyr::_zephyr_startup()"); |
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142 | g_free(perl); |
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143 | return FALSE; |
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144 | } |
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145 | |
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146 | void owl_zephyr_load_initial_subs(void) { |
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147 | int ret_sd, ret_bd, ret_u; |
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148 | |
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149 | owl_function_debugmsg("startup: loading initial zephyr subs"); |
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150 | |
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151 | /* load default subscriptions */ |
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152 | ret_sd = owl_zephyr_loaddefaultsubs(); |
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153 | |
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154 | /* load BarnOwl default subscriptions */ |
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155 | ret_bd = owl_zephyr_loadbarnowldefaultsubs(); |
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156 | |
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157 | /* load subscriptions from subs file */ |
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158 | ret_u = owl_zephyr_loadsubs(NULL, 0); |
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159 | |
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160 | if (ret_sd || ret_bd || ret_u) { |
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161 | owl_function_error("Error loading zephyr subscriptions"); |
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162 | } |
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163 | |
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164 | /* load login subscriptions */ |
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165 | if (owl_global_is_loginsubs(&g)) { |
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166 | owl_function_debugmsg("startup: loading login subs"); |
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167 | owl_function_loadloginsubs(NULL); |
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168 | } |
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169 | } |
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170 | #else |
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171 | void owl_zephyr_initialize(void) |
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172 | { |
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173 | } |
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174 | #endif |
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175 | |
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176 | |
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177 | int owl_zephyr_shutdown(void) |
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178 | { |
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179 | #ifdef HAVE_LIBZEPHYR |
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180 | if(owl_global_is_havezephyr(&g)) { |
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181 | unsuball(); |
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182 | ZClosePort(); |
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183 | } |
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184 | #endif |
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185 | return 0; |
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186 | } |
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187 | |
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188 | int owl_zephyr_zpending(void) |
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189 | { |
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190 | #ifdef HAVE_LIBZEPHYR |
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191 | Code_t code; |
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192 | if(owl_global_is_havezephyr(&g)) { |
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193 | if((code = ZPending()) < 0) { |
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194 | owl_function_debugmsg("Error (%s) in ZPending()\n", |
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195 | error_message(code)); |
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196 | return 0; |
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197 | } |
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198 | return code; |
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199 | } |
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200 | #endif |
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201 | return 0; |
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202 | } |
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203 | |
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204 | int owl_zephyr_zqlength(void) |
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205 | { |
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206 | #ifdef HAVE_LIBZEPHYR |
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207 | Code_t code; |
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208 | if(owl_global_is_havezephyr(&g)) { |
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209 | if((code = ZQLength()) < 0) { |
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210 | owl_function_debugmsg("Error (%s) in ZQLength()\n", |
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211 | error_message(code)); |
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212 | return 0; |
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213 | } |
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214 | return code; |
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215 | } |
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216 | #endif |
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217 | return 0; |
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218 | } |
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219 | |
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220 | const char *owl_zephyr_get_realm(void) |
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221 | { |
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222 | #ifdef HAVE_LIBZEPHYR |
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223 | if (owl_global_is_havezephyr(&g)) |
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224 | return(ZGetRealm()); |
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225 | #endif |
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226 | return ""; |
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227 | } |
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228 | |
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229 | const char *owl_zephyr_get_sender(void) |
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230 | { |
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231 | #ifdef HAVE_LIBZEPHYR |
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232 | if (owl_global_is_havezephyr(&g)) |
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233 | return(ZGetSender()); |
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234 | #endif |
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235 | return ""; |
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236 | } |
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237 | |
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238 | #ifdef HAVE_LIBZEPHYR |
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239 | int owl_zephyr_loadsubs_helper(ZSubscription_t subs[], int count) |
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240 | { |
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241 | int ret = 0; |
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242 | Code_t code; |
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243 | |
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244 | if (owl_global_is_havezephyr(&g)) { |
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245 | int i; |
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246 | /* sub without defaults */ |
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247 | code = ZSubscribeToSansDefaults(subs, count, 0); |
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248 | if (code != ZERR_NONE) { |
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249 | owl_function_error("Error subscribing to zephyr notifications: %s", |
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250 | error_message(code)); |
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251 | ret=-2; |
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252 | } |
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253 | |
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254 | /* free stuff */ |
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255 | for (i=0; i<count; i++) { |
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256 | g_free(subs[i].zsub_class); |
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257 | g_free(subs[i].zsub_classinst); |
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258 | g_free(subs[i].zsub_recipient); |
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259 | } |
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260 | |
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261 | g_free(subs); |
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262 | } else { |
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263 | owl_sub_list *s = g_slice_new(owl_sub_list); |
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264 | s->subs = subs; |
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265 | s->nsubs = count; |
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266 | deferred_subs = g_list_append(deferred_subs, s); |
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267 | } |
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268 | |
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269 | return ret; |
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270 | } |
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271 | #endif |
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272 | |
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273 | /* Load zephyr subscriptions from 'filename'. If 'filename' is NULL, |
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274 | * the default file $HOME/.zephyr.subs will be used. |
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275 | * |
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276 | * Returns 0 on success. If the file does not exist, return -1 if |
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277 | * 'error_on_nofile' is 1, otherwise return 0. Return -1 if the file |
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278 | * exists but can not be read. Return -2 if there is a failure from |
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279 | * zephyr to load the subscriptions. |
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280 | */ |
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281 | int owl_zephyr_loadsubs(const char *filename, int error_on_nofile) |
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282 | { |
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283 | #ifdef HAVE_LIBZEPHYR |
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284 | FILE *file; |
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285 | int fopen_errno; |
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286 | char *tmp, *start; |
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287 | char *buffer = NULL; |
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288 | char *subsfile; |
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289 | ZSubscription_t *subs; |
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290 | int subSize = 1024; |
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291 | int count; |
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292 | |
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293 | subsfile = owl_zephyr_dotfile(".zephyr.subs", filename); |
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294 | |
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295 | count = 0; |
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296 | file = fopen(subsfile, "r"); |
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297 | fopen_errno = errno; |
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298 | g_free(subsfile); |
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299 | if (!file) { |
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300 | if (error_on_nofile == 1 || fopen_errno != ENOENT) |
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301 | return -1; |
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302 | return 0; |
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303 | } |
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304 | |
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305 | subs = g_new(ZSubscription_t, subSize); |
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306 | while (owl_getline(&buffer, file)) { |
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307 | if (buffer[0] == '#' || buffer[0] == '\n') |
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308 | continue; |
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309 | |
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310 | if (buffer[0] == '-') |
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311 | start = buffer + 1; |
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312 | else |
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313 | start = buffer; |
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314 | |
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315 | if (count >= subSize) { |
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316 | subSize *= 2; |
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317 | subs = g_renew(ZSubscription_t, subs, subSize); |
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318 | } |
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319 | |
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320 | /* add it to the list of subs */ |
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321 | if ((tmp = strtok(start, ",\n\r")) == NULL) |
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322 | continue; |
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323 | subs[count].zsub_class = g_strdup(tmp); |
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324 | if ((tmp=strtok(NULL, ",\n\r")) == NULL) |
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325 | continue; |
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326 | subs[count].zsub_classinst = g_strdup(tmp); |
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327 | if ((tmp = strtok(NULL, " \t\n\r")) == NULL) |
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328 | continue; |
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329 | subs[count].zsub_recipient = g_strdup(tmp); |
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330 | |
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331 | /* if it started with '-' then add it to the global punt list, and |
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332 | * remove it from the list of subs. */ |
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333 | if (buffer[0] == '-') { |
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334 | owl_function_zpunt(subs[count].zsub_class, subs[count].zsub_classinst, subs[count].zsub_recipient, 0); |
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335 | g_free(subs[count].zsub_class); |
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336 | g_free(subs[count].zsub_classinst); |
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337 | g_free(subs[count].zsub_recipient); |
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338 | } else { |
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339 | count++; |
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340 | } |
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341 | } |
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342 | fclose(file); |
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343 | if (buffer) |
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344 | g_free(buffer); |
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345 | |
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346 | ZResetAuthentication(); |
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347 | return owl_zephyr_loadsubs_helper(subs, count); |
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348 | #else |
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349 | return 0; |
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350 | #endif |
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351 | } |
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352 | |
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353 | /* Load default BarnOwl subscriptions |
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354 | * |
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355 | * Returns 0 on success. |
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356 | * Return -2 if there is a failure from zephyr to load the subscriptions. |
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357 | */ |
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358 | int owl_zephyr_loadbarnowldefaultsubs(void) |
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359 | { |
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360 | #ifdef HAVE_LIBZEPHYR |
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361 | ZSubscription_t *subs; |
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362 | int subSize = 10; /* Max BarnOwl default subs we allow */ |
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363 | int count, ret; |
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364 | |
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365 | subs = g_new(ZSubscription_t, subSize); |
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366 | ZResetAuthentication(); |
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367 | count=0; |
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368 | |
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369 | subs[count].zsub_class=g_strdup("message"); |
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370 | subs[count].zsub_classinst=g_strdup("*"); |
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371 | subs[count].zsub_recipient=g_strdup("%me%"); |
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372 | count++; |
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373 | |
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374 | ret = owl_zephyr_loadsubs_helper(subs, count); |
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375 | return(ret); |
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376 | #else |
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377 | return(0); |
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378 | #endif |
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379 | } |
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380 | |
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381 | int owl_zephyr_loaddefaultsubs(void) |
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382 | { |
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383 | #ifdef HAVE_LIBZEPHYR |
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384 | Code_t ret; |
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385 | |
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386 | if (owl_global_is_havezephyr(&g)) { |
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387 | ZSubscription_t subs[10]; |
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388 | |
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389 | ret = ZSubscribeTo(subs, 0, 0); |
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390 | if (ret != ZERR_NONE) { |
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391 | owl_function_error("Error subscribing to default zephyr notifications: %s.", |
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392 | error_message(ret)); |
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393 | return(-1); |
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394 | } |
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395 | } |
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396 | return(0); |
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397 | #else |
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398 | return(0); |
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399 | #endif |
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400 | } |
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401 | |
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402 | int owl_zephyr_loadloginsubs(const char *filename) |
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403 | { |
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404 | #ifdef HAVE_LIBZEPHYR |
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405 | FILE *file; |
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406 | ZSubscription_t *subs; |
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407 | int numSubs = 100; |
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408 | char *subsfile; |
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409 | char *buffer = NULL; |
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410 | int count; |
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411 | |
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412 | subs = g_new(ZSubscription_t, numSubs); |
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413 | subsfile = owl_zephyr_dotfile(".anyone", filename); |
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414 | |
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415 | count = 0; |
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416 | file = fopen(subsfile, "r"); |
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417 | g_free(subsfile); |
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418 | if (file) { |
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419 | while (owl_getline_chomp(&buffer, file)) { |
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420 | if (buffer[0] == '\0' || buffer[0] == '#') |
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421 | continue; |
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422 | |
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423 | if (count == numSubs) { |
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424 | numSubs *= 2; |
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425 | subs = g_renew(ZSubscription_t, subs, numSubs); |
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426 | } |
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427 | |
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428 | subs[count].zsub_class = g_strdup("login"); |
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429 | subs[count].zsub_recipient = g_strdup("*"); |
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430 | subs[count].zsub_classinst = long_zuser(buffer); |
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431 | |
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432 | count++; |
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433 | } |
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434 | fclose(file); |
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435 | } else { |
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436 | g_free(subs); |
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437 | return 0; |
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438 | } |
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439 | g_free(buffer); |
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440 | |
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441 | ZResetAuthentication(); |
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442 | return owl_zephyr_loadsubs_helper(subs, count); |
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443 | #else |
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444 | return 0; |
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445 | #endif |
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446 | } |
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447 | |
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448 | bool unsuball(void) |
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449 | { |
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450 | #if HAVE_LIBZEPHYR |
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451 | Code_t ret; |
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452 | |
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453 | ZResetAuthentication(); |
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454 | ret = ZCancelSubscriptions(0); |
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455 | if (ret != ZERR_NONE) |
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456 | owl_function_error("Zephyr: Cancelling subscriptions: %s", |
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457 | error_message(ret)); |
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458 | return (ret == ZERR_NONE); |
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459 | #endif |
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460 | return true; |
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461 | } |
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462 | |
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463 | int owl_zephyr_sub(const char *class, const char *inst, const char *recip) |
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464 | { |
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465 | #ifdef HAVE_LIBZEPHYR |
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466 | ZSubscription_t subs[5]; |
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467 | Code_t ret; |
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468 | |
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469 | subs[0].zsub_class=zstr(class); |
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470 | subs[0].zsub_classinst=zstr(inst); |
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471 | subs[0].zsub_recipient=zstr(recip); |
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472 | |
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473 | ZResetAuthentication(); |
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474 | ret = ZSubscribeTo(subs, 1, 0); |
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475 | if (ret != ZERR_NONE) { |
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476 | owl_function_error("Error subbing to <%s,%s,%s>: %s", |
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477 | class, inst, recip, |
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478 | error_message(ret)); |
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479 | return(-2); |
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480 | } |
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481 | return(0); |
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482 | #else |
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483 | return(0); |
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484 | #endif |
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485 | } |
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486 | |
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487 | |
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488 | int owl_zephyr_unsub(const char *class, const char *inst, const char *recip) |
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489 | { |
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490 | #ifdef HAVE_LIBZEPHYR |
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491 | ZSubscription_t subs[5]; |
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492 | Code_t ret; |
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493 | |
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494 | subs[0].zsub_class=zstr(class); |
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495 | subs[0].zsub_classinst=zstr(inst); |
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496 | subs[0].zsub_recipient=zstr(recip); |
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497 | |
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498 | ZResetAuthentication(); |
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499 | ret = ZUnsubscribeTo(subs, 1, 0); |
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500 | if (ret != ZERR_NONE) { |
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501 | owl_function_error("Error unsubbing from <%s,%s,%s>: %s", |
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502 | class, inst, recip, |
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503 | error_message(ret)); |
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504 | return(-2); |
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505 | } |
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506 | return(0); |
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507 | #else |
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508 | return(0); |
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509 | #endif |
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510 | } |
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511 | |
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512 | #ifdef HAVE_LIBZEPHYR |
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513 | const char *owl_zephyr_first_raw_field(const ZNotice_t *n) |
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514 | { |
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515 | if (n->z_message_len == 0) |
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516 | return NULL; |
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517 | return n->z_message; |
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518 | } |
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519 | |
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520 | const char *owl_zephyr_next_raw_field(const ZNotice_t *n, const char *f) |
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521 | { |
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522 | const char *end = n->z_message + n->z_message_len; |
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523 | f = memchr(f, '\0', end - f); |
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524 | if (f == NULL) |
---|
525 | return NULL; |
---|
526 | return f + 1; |
---|
527 | } |
---|
528 | |
---|
529 | const char *owl_zephyr_get_raw_field(const ZNotice_t *n, int j) |
---|
530 | { |
---|
531 | int i; |
---|
532 | const char *f; |
---|
533 | for (i = 1, f = owl_zephyr_first_raw_field(n); i < j && f != NULL; |
---|
534 | i++, f = owl_zephyr_next_raw_field(n, f)) |
---|
535 | ; |
---|
536 | return f; |
---|
537 | } |
---|
538 | |
---|
539 | CALLER_OWN char *owl_zephyr_field(const ZNotice_t *n, const char *f) |
---|
540 | { |
---|
541 | if (f == NULL) |
---|
542 | return g_strdup(""); |
---|
543 | return g_strndup(f, n->z_message + n->z_message_len - f); |
---|
544 | } |
---|
545 | |
---|
546 | CALLER_OWN char *owl_zephyr_field_as_utf8(const ZNotice_t *n, const char *f) |
---|
547 | { |
---|
548 | char *tmp = owl_zephyr_field(n, f); |
---|
549 | char *out = owl_validate_or_convert(tmp); |
---|
550 | g_free(tmp); |
---|
551 | return out; |
---|
552 | } |
---|
553 | |
---|
554 | CALLER_OWN char *owl_zephyr_get_field(const ZNotice_t *n, int j) |
---|
555 | { |
---|
556 | return owl_zephyr_field(n, owl_zephyr_get_raw_field(n, j)); |
---|
557 | } |
---|
558 | |
---|
559 | CALLER_OWN char *owl_zephyr_get_field_as_utf8(const ZNotice_t *n, int j) |
---|
560 | { |
---|
561 | return owl_zephyr_field_as_utf8(n, owl_zephyr_get_raw_field(n, j)); |
---|
562 | } |
---|
563 | #else |
---|
564 | const char *owl_zephyr_first_raw_field(const void *n) |
---|
565 | { |
---|
566 | return NULL; |
---|
567 | } |
---|
568 | |
---|
569 | const char *owl_zephyr_next_raw_field(const void *n, const char *f) |
---|
570 | { |
---|
571 | return NULL; |
---|
572 | } |
---|
573 | |
---|
574 | const char *owl_zephyr_get_raw_field(const void *n, int j) |
---|
575 | { |
---|
576 | return NULL; |
---|
577 | } |
---|
578 | |
---|
579 | CALLER_OWN char *owl_zephyr_field(const void *n, const char *f) |
---|
580 | { |
---|
581 | return g_strdup(""); |
---|
582 | } |
---|
583 | |
---|
584 | CALLER_OWN char *owl_zephyr_field_as_utf8(const void *n, const char *f) |
---|
585 | { |
---|
586 | return g_strdup(""); |
---|
587 | } |
---|
588 | |
---|
589 | CALLER_OWN char *owl_zephyr_get_field(const void *n, int j) |
---|
590 | { |
---|
591 | return g_strdup(""); |
---|
592 | } |
---|
593 | |
---|
594 | CALLER_OWN char *owl_zephyr_get_field_as_utf8(const void *n, int j) |
---|
595 | { |
---|
596 | return owl_zephyr_field(n, owl_zephyr_get_raw_field(n, j)); |
---|
597 | } |
---|
598 | #endif |
---|
599 | |
---|
600 | |
---|
601 | #ifdef HAVE_LIBZEPHYR |
---|
602 | int owl_zephyr_get_num_fields(const ZNotice_t *n) |
---|
603 | { |
---|
604 | int i; |
---|
605 | const char *f; |
---|
606 | for (i = 0, f = owl_zephyr_first_raw_field(n); f != NULL; |
---|
607 | i++, f = owl_zephyr_next_raw_field(n, f)) |
---|
608 | ; |
---|
609 | return i; |
---|
610 | } |
---|
611 | #else |
---|
612 | int owl_zephyr_get_num_fields(const void *n) |
---|
613 | { |
---|
614 | return(0); |
---|
615 | } |
---|
616 | #endif |
---|
617 | |
---|
618 | #ifdef HAVE_LIBZEPHYR |
---|
619 | /* return a pointer to the message, place the message length in k |
---|
620 | * caller must free the return |
---|
621 | */ |
---|
622 | CALLER_OWN char *owl_zephyr_get_message(const ZNotice_t *n, const owl_message *m) |
---|
623 | { |
---|
624 | #define OWL_NFIELDS 5 |
---|
625 | int i; |
---|
626 | char *fields[OWL_NFIELDS + 1]; |
---|
627 | char *msg = NULL; |
---|
628 | |
---|
629 | /* don't let ping messages have a body */ |
---|
630 | if (!strcasecmp(n->z_opcode, "ping")) { |
---|
631 | return(g_strdup("")); |
---|
632 | } |
---|
633 | |
---|
634 | for(i = 0; i < OWL_NFIELDS; i++) |
---|
635 | fields[i + 1] = owl_zephyr_get_field(n, i + 1); |
---|
636 | |
---|
637 | /* deal with MIT NOC messages */ |
---|
638 | if (!strcasecmp(n->z_default_format, "@center(@bold(NOC Message))\n\n@bold(Sender:) $1 <$sender>\n@bold(Time: ) $time\n\n@italic($opcode service on $instance $3.) $4\n")) { |
---|
639 | |
---|
640 | msg = g_strdup_printf("%s service on %s %s\n%s", n->z_opcode, n->z_class_inst, fields[3], fields[4]); |
---|
641 | } |
---|
642 | /* deal with MIT Discuss messages */ |
---|
643 | else if (!strcasecmp(n->z_default_format, "New transaction [$1] entered in $2\nFrom: $3 ($5)\nSubject: $4") || |
---|
644 | !strcasecmp(n->z_default_format, "New transaction [$1] entered in $2\nFrom: $3\nSubject: $4")) { |
---|
645 | |
---|
646 | msg = g_strdup_printf("New transaction [%s] entered in %s\nFrom: %s (%s)\nSubject: %s", |
---|
647 | fields[1], fields[2], fields[3], fields[5], fields[4]); |
---|
648 | } |
---|
649 | /* deal with MIT Moira messages */ |
---|
650 | else if (!strcasecmp(n->z_default_format, "MOIRA $instance on $fromhost:\n $message\n")) { |
---|
651 | msg = g_strdup_printf("MOIRA %s on %s: %s", |
---|
652 | n->z_class_inst, |
---|
653 | owl_message_get_hostname(m), |
---|
654 | fields[1]); |
---|
655 | } else { |
---|
656 | if (owl_zephyr_get_num_fields(n) == 1) |
---|
657 | msg = g_strdup(fields[1]); |
---|
658 | else |
---|
659 | msg = g_strdup(fields[2]); |
---|
660 | } |
---|
661 | |
---|
662 | for (i = 0; i < OWL_NFIELDS; i++) |
---|
663 | g_free(fields[i + 1]); |
---|
664 | |
---|
665 | return msg; |
---|
666 | } |
---|
667 | #endif |
---|
668 | |
---|
669 | #ifdef HAVE_LIBZEPHYR |
---|
670 | const char *owl_zephyr_get_zsig(const ZNotice_t *n, int *k) |
---|
671 | { |
---|
672 | /* return a pointer to the zsig if there is one */ |
---|
673 | |
---|
674 | /* message length 0? No zsig */ |
---|
675 | if (n->z_message_len==0) { |
---|
676 | *k=0; |
---|
677 | return(""); |
---|
678 | } |
---|
679 | |
---|
680 | /* If there's only one field, no zsig */ |
---|
681 | if (owl_zephyr_get_num_fields(n) == 1) { |
---|
682 | *k=0; |
---|
683 | return(""); |
---|
684 | } |
---|
685 | |
---|
686 | /* Everything else is field 1 */ |
---|
687 | *k=strlen(n->z_message); |
---|
688 | return(n->z_message); |
---|
689 | } |
---|
690 | #else |
---|
691 | const char *owl_zephyr_get_zsig(const void *n, int *k) |
---|
692 | { |
---|
693 | return(""); |
---|
694 | } |
---|
695 | #endif |
---|
696 | |
---|
697 | int send_zephyr(const char *opcode, const char *zsig, const char *class, const char *instance, const char *recipient, const char *message) |
---|
698 | { |
---|
699 | #ifdef HAVE_LIBZEPHYR |
---|
700 | Code_t ret; |
---|
701 | ZNotice_t notice; |
---|
702 | char *zsender = NULL; |
---|
703 | |
---|
704 | memset(¬ice, 0, sizeof(notice)); |
---|
705 | |
---|
706 | ZResetAuthentication(); |
---|
707 | |
---|
708 | if (!zsig) zsig=""; |
---|
709 | |
---|
710 | notice.z_kind=ACKED; |
---|
711 | notice.z_port=0; |
---|
712 | #ifdef ZCHARSET_UTF_8 |
---|
713 | notice.z_charset = ZCHARSET_UTF_8; |
---|
714 | #endif |
---|
715 | notice.z_class=zstr(class); |
---|
716 | notice.z_class_inst=zstr(instance); |
---|
717 | if (!strcmp(recipient, "@")) { |
---|
718 | notice.z_recipient=zstr(""); |
---|
719 | } else { |
---|
720 | notice.z_recipient=zstr(recipient); |
---|
721 | } |
---|
722 | if (!owl_zwrite_recip_is_personal(recipient) && *owl_global_get_zsender(&g)) |
---|
723 | notice.z_sender = zsender = long_zuser(owl_global_get_zsender(&g)); |
---|
724 | notice.z_default_format=zstr(ZEPHYR_DEFAULT_FORMAT); |
---|
725 | if (opcode) notice.z_opcode=zstr(opcode); |
---|
726 | |
---|
727 | notice.z_message_len=strlen(zsig)+1+strlen(message); |
---|
728 | notice.z_message=g_new(char, notice.z_message_len+10); |
---|
729 | strcpy(notice.z_message, zsig); |
---|
730 | memcpy(notice.z_message+strlen(zsig)+1, message, strlen(message)); |
---|
731 | |
---|
732 | /* ret=ZSendNotice(¬ice, ZAUTH); */ |
---|
733 | ret=ZSrvSendNotice(¬ice, ZAUTH, send_zephyr_helper); |
---|
734 | |
---|
735 | /* free then check the return */ |
---|
736 | g_free(notice.z_message); |
---|
737 | g_free(zsender); |
---|
738 | if (ret != ZERR_NONE) { |
---|
739 | owl_function_error("Error sending zephyr: %s", error_message(ret)); |
---|
740 | return(ret); |
---|
741 | } |
---|
742 | return(0); |
---|
743 | #else |
---|
744 | return(0); |
---|
745 | #endif |
---|
746 | } |
---|
747 | |
---|
748 | #ifdef HAVE_LIBZEPHYR |
---|
749 | Code_t send_zephyr_helper(ZNotice_t *notice, char *buf, int len, int wait) |
---|
750 | { |
---|
751 | return(ZSendPacket(buf, len, 0)); |
---|
752 | } |
---|
753 | #endif |
---|
754 | |
---|
755 | void send_ping(const char *to, const char *zclass, const char *zinstance) |
---|
756 | { |
---|
757 | #ifdef HAVE_LIBZEPHYR |
---|
758 | send_zephyr("PING", "", zclass, zinstance, to, ""); |
---|
759 | #endif |
---|
760 | } |
---|
761 | |
---|
762 | #ifdef HAVE_LIBZEPHYR |
---|
763 | void owl_zephyr_handle_ack(const ZNotice_t *retnotice) |
---|
764 | { |
---|
765 | char *tmp; |
---|
766 | |
---|
767 | /* if it's an HMACK ignore it */ |
---|
768 | if (retnotice->z_kind == HMACK) return; |
---|
769 | |
---|
770 | if (retnotice->z_kind == SERVNAK) { |
---|
771 | owl_function_error("Authorization failure sending zephyr"); |
---|
772 | } else if ((retnotice->z_kind != SERVACK) || !retnotice->z_message_len) { |
---|
773 | owl_function_error("Detected server failure while receiving acknowledgement"); |
---|
774 | } else if (!strcmp(retnotice->z_message, ZSRVACK_SENT)) { |
---|
775 | if (!strcasecmp(retnotice->z_opcode, "ping")) { |
---|
776 | return; |
---|
777 | } else { |
---|
778 | if (strcasecmp(retnotice->z_recipient, "")) |
---|
779 | { /* personal */ |
---|
780 | tmp=short_zuser(retnotice->z_recipient); |
---|
781 | if(!strcasecmp(retnotice->z_class, "message") && |
---|
782 | !strcasecmp(retnotice->z_class_inst, "personal")) { |
---|
783 | owl_function_makemsg("Message sent to %s.", tmp); |
---|
784 | } else if(!strcasecmp(retnotice->z_class, "message")) { /* instanced, but not classed, personal */ |
---|
785 | owl_function_makemsg("Message sent to %s on -i %s\n", tmp, retnotice->z_class_inst); |
---|
786 | } else { /* classed personal */ |
---|
787 | owl_function_makemsg("Message sent to %s on -c %s -i %s\n", tmp, retnotice->z_class, retnotice->z_class_inst); |
---|
788 | } |
---|
789 | g_free(tmp); |
---|
790 | } else { |
---|
791 | /* class / instance message */ |
---|
792 | owl_function_makemsg("Message sent to -c %s -i %s\n", retnotice->z_class, retnotice->z_class_inst); |
---|
793 | } |
---|
794 | } |
---|
795 | } else if (!strcmp(retnotice->z_message, ZSRVACK_NOTSENT)) { |
---|
796 | if (retnotice->z_recipient == NULL |
---|
797 | || !owl_zwrite_recip_is_personal(retnotice->z_recipient)) { |
---|
798 | char *buff; |
---|
799 | owl_function_error("No one subscribed to class %s", retnotice->z_class); |
---|
800 | buff = g_strdup_printf("Could not send message to class %s: no one subscribed.\n", retnotice->z_class); |
---|
801 | owl_function_adminmsg("", buff); |
---|
802 | g_free(buff); |
---|
803 | } else { |
---|
804 | char *buff; |
---|
805 | owl_zwrite zw; |
---|
806 | |
---|
807 | tmp = short_zuser(retnotice->z_recipient); |
---|
808 | owl_function_error("%s: Not logged in or subscribing.", tmp); |
---|
809 | /* |
---|
810 | * These error messages are often over 80 chars, but users who want to |
---|
811 | * see the whole thing can scroll to the side, and for those with wide |
---|
812 | * terminals or who don't care, not splitting saves a line in the UI |
---|
813 | */ |
---|
814 | if(strcasecmp(retnotice->z_class, "message")) { |
---|
815 | buff = g_strdup_printf( |
---|
816 | "Could not send message to %s: " |
---|
817 | "not logged in or subscribing to class %s, instance %s.\n", |
---|
818 | tmp, |
---|
819 | retnotice->z_class, |
---|
820 | retnotice->z_class_inst); |
---|
821 | } else if(strcasecmp(retnotice->z_class_inst, "personal")) { |
---|
822 | buff = g_strdup_printf( |
---|
823 | "Could not send message to %s: " |
---|
824 | "not logged in or subscribing to instance %s.\n", |
---|
825 | tmp, |
---|
826 | retnotice->z_class_inst); |
---|
827 | } else { |
---|
828 | buff = g_strdup_printf( |
---|
829 | "Could not send message to %s: " |
---|
830 | "not logged in or subscribing to messages.\n", |
---|
831 | tmp); |
---|
832 | } |
---|
833 | owl_function_adminmsg("", buff); |
---|
834 | |
---|
835 | memset(&zw, 0, sizeof(zw)); |
---|
836 | zw.class = g_strdup(retnotice->z_class); |
---|
837 | zw.inst = g_strdup(retnotice->z_class_inst); |
---|
838 | zw.realm = g_strdup(""); |
---|
839 | zw.opcode = g_strdup(retnotice->z_opcode); |
---|
840 | zw.zsig = g_strdup(""); |
---|
841 | zw.recips = g_ptr_array_new(); |
---|
842 | g_ptr_array_add(zw.recips, g_strdup(retnotice->z_recipient)); |
---|
843 | |
---|
844 | owl_log_outgoing_zephyr_error(&zw, buff); |
---|
845 | |
---|
846 | owl_zwrite_cleanup(&zw); |
---|
847 | g_free(buff); |
---|
848 | g_free(tmp); |
---|
849 | } |
---|
850 | } else { |
---|
851 | owl_function_error("Internal error on ack (%s)", retnotice->z_message); |
---|
852 | } |
---|
853 | } |
---|
854 | #else |
---|
855 | void owl_zephyr_handle_ack(const void *retnotice) |
---|
856 | { |
---|
857 | } |
---|
858 | #endif |
---|
859 | |
---|
860 | #ifdef HAVE_LIBZEPHYR |
---|
861 | int owl_zephyr_notice_is_ack(const ZNotice_t *n) |
---|
862 | { |
---|
863 | if (n->z_kind == SERVNAK || n->z_kind == SERVACK || n->z_kind == HMACK) { |
---|
864 | if (!strcasecmp(n->z_class, LOGIN_CLASS)) return(0); |
---|
865 | return(1); |
---|
866 | } |
---|
867 | return(0); |
---|
868 | } |
---|
869 | #else |
---|
870 | int owl_zephyr_notice_is_ack(const void *n) |
---|
871 | { |
---|
872 | return(0); |
---|
873 | } |
---|
874 | #endif |
---|
875 | |
---|
876 | void owl_zephyr_zaway(const owl_message *m) |
---|
877 | { |
---|
878 | #ifdef HAVE_LIBZEPHYR |
---|
879 | char *tmpbuff, *myuser, *to; |
---|
880 | owl_zwrite *z; |
---|
881 | |
---|
882 | /* bail if it doesn't look like a message we should reply to. Some |
---|
883 | * of this defined by the way zaway(1) works |
---|
884 | */ |
---|
885 | if (strcasecmp(owl_message_get_class(m), "message")) return; |
---|
886 | if (strcasecmp(owl_message_get_recipient(m), ZGetSender())) return; |
---|
887 | if (!strcasecmp(owl_message_get_sender(m), "")) return; |
---|
888 | if (!strcasecmp(owl_message_get_opcode(m), "ping")) return; |
---|
889 | if (!strcasecmp(owl_message_get_opcode(m), "auto")) return; |
---|
890 | if (!strcasecmp(owl_message_get_zsig(m), "Automated reply:")) return; |
---|
891 | if (!strcasecmp(owl_message_get_sender(m), ZGetSender())) return; |
---|
892 | if (owl_message_get_attribute_value(m, "isauto")) return; |
---|
893 | |
---|
894 | if (owl_global_is_smartstrip(&g)) { |
---|
895 | to=owl_zephyr_smartstripped_user(owl_message_get_sender(m)); |
---|
896 | } else { |
---|
897 | to=g_strdup(owl_message_get_sender(m)); |
---|
898 | } |
---|
899 | |
---|
900 | send_zephyr("", |
---|
901 | "Automated reply:", |
---|
902 | owl_message_get_class(m), |
---|
903 | owl_message_get_instance(m), |
---|
904 | to, |
---|
905 | owl_global_get_zaway_msg(&g)); |
---|
906 | |
---|
907 | myuser=short_zuser(to); |
---|
908 | if (!strcasecmp(owl_message_get_instance(m), "personal")) { |
---|
909 | tmpbuff = owl_string_build_quoted("zwrite %q", myuser); |
---|
910 | } else { |
---|
911 | tmpbuff = owl_string_build_quoted("zwrite -i %q %q", owl_message_get_instance(m), myuser); |
---|
912 | } |
---|
913 | g_free(myuser); |
---|
914 | g_free(to); |
---|
915 | |
---|
916 | z = owl_zwrite_new_from_line(tmpbuff); |
---|
917 | g_free(tmpbuff); |
---|
918 | if (z == NULL) { |
---|
919 | owl_function_error("Error creating outgoing zephyr."); |
---|
920 | return; |
---|
921 | } |
---|
922 | owl_zwrite_set_message(z, owl_global_get_zaway_msg(&g)); |
---|
923 | owl_zwrite_set_zsig(z, "Automated reply:"); |
---|
924 | |
---|
925 | /* display the message as an admin message in the receive window */ |
---|
926 | owl_function_add_outgoing_zephyrs(z); |
---|
927 | owl_zwrite_delete(z); |
---|
928 | #endif |
---|
929 | } |
---|
930 | |
---|
931 | #ifdef HAVE_LIBZEPHYR |
---|
932 | void owl_zephyr_hackaway_cr(ZNotice_t *n) |
---|
933 | { |
---|
934 | /* replace \r's with ' '. Gross-ish */ |
---|
935 | int i; |
---|
936 | |
---|
937 | for (i=0; i<n->z_message_len; i++) { |
---|
938 | if (n->z_message[i]=='\r') { |
---|
939 | n->z_message[i]=' '; |
---|
940 | } |
---|
941 | } |
---|
942 | } |
---|
943 | #endif |
---|
944 | |
---|
945 | CALLER_OWN char *owl_zephyr_zlocate(const char *user, int auth) |
---|
946 | { |
---|
947 | #ifdef HAVE_LIBZEPHYR |
---|
948 | int ret, numlocs; |
---|
949 | int one = 1; |
---|
950 | ZLocations_t locations; |
---|
951 | char *myuser; |
---|
952 | char *p, *result; |
---|
953 | |
---|
954 | ZResetAuthentication(); |
---|
955 | ret = ZLocateUser(zstr(user), &numlocs, auth ? ZAUTH : ZNOAUTH); |
---|
956 | if (ret != ZERR_NONE) |
---|
957 | return g_strdup_printf("Error locating user %s: %s\n", |
---|
958 | user, error_message(ret)); |
---|
959 | |
---|
960 | myuser = short_zuser(user); |
---|
961 | if (numlocs == 0) { |
---|
962 | result = g_strdup_printf("%s: Hidden or not logged in\n", myuser); |
---|
963 | } else { |
---|
964 | result = g_strdup(""); |
---|
965 | for (; numlocs; numlocs--) { |
---|
966 | ZGetLocations(&locations, &one); |
---|
967 | p = g_strdup_printf("%s%s: %s\t%s\t%s\n", |
---|
968 | result, myuser, |
---|
969 | locations.host ? locations.host : "?", |
---|
970 | locations.tty ? locations.tty : "?", |
---|
971 | locations.time ? locations.time : "?"); |
---|
972 | g_free(result); |
---|
973 | result = p; |
---|
974 | } |
---|
975 | } |
---|
976 | g_free(myuser); |
---|
977 | |
---|
978 | return result; |
---|
979 | #else |
---|
980 | return g_strdup(""); |
---|
981 | #endif |
---|
982 | } |
---|
983 | |
---|
984 | void owl_zephyr_addsub(const char *filename, const char *class, const char *inst, const char *recip) |
---|
985 | { |
---|
986 | #ifdef HAVE_LIBZEPHYR |
---|
987 | char *line, *subsfile, *s = NULL; |
---|
988 | FILE *file; |
---|
989 | int duplicate = 0; |
---|
990 | |
---|
991 | line = owl_zephyr_makesubline(class, inst, recip); |
---|
992 | subsfile = owl_zephyr_dotfile(".zephyr.subs", filename); |
---|
993 | |
---|
994 | /* if the file already exists, check to see if the sub is already there */ |
---|
995 | file = fopen(subsfile, "r"); |
---|
996 | if (file) { |
---|
997 | while (owl_getline(&s, file)) { |
---|
998 | if (strcasecmp(s, line) == 0) { |
---|
999 | owl_function_error("Subscription already present in %s", subsfile); |
---|
1000 | duplicate++; |
---|
1001 | } |
---|
1002 | } |
---|
1003 | fclose(file); |
---|
1004 | g_free(s); |
---|
1005 | } |
---|
1006 | |
---|
1007 | if (!duplicate) { |
---|
1008 | file = fopen(subsfile, "a"); |
---|
1009 | if (file) { |
---|
1010 | fputs(line, file); |
---|
1011 | fclose(file); |
---|
1012 | owl_function_makemsg("Subscription added"); |
---|
1013 | } else { |
---|
1014 | owl_function_error("Error opening file %s for writing", subsfile); |
---|
1015 | } |
---|
1016 | } |
---|
1017 | |
---|
1018 | g_free(subsfile); |
---|
1019 | g_free(line); |
---|
1020 | #endif |
---|
1021 | } |
---|
1022 | |
---|
1023 | void owl_zephyr_delsub(const char *filename, const char *class, const char *inst, const char *recip) |
---|
1024 | { |
---|
1025 | #ifdef HAVE_LIBZEPHYR |
---|
1026 | char *line, *subsfile; |
---|
1027 | int linesdeleted; |
---|
1028 | |
---|
1029 | line=owl_zephyr_makesubline(class, inst, recip); |
---|
1030 | line[strlen(line)-1]='\0'; |
---|
1031 | |
---|
1032 | subsfile = owl_zephyr_dotfile(".zephyr.subs", filename); |
---|
1033 | |
---|
1034 | linesdeleted = owl_util_file_deleteline(subsfile, line, 1); |
---|
1035 | if (linesdeleted > 0) { |
---|
1036 | owl_function_makemsg("Subscription removed"); |
---|
1037 | } else if (linesdeleted == 0) { |
---|
1038 | owl_function_error("No subscription present in %s", subsfile); |
---|
1039 | } |
---|
1040 | g_free(subsfile); |
---|
1041 | g_free(line); |
---|
1042 | #endif |
---|
1043 | } |
---|
1044 | |
---|
1045 | /* caller must free the return */ |
---|
1046 | CALLER_OWN char *owl_zephyr_makesubline(const char *class, const char *inst, const char *recip) |
---|
1047 | { |
---|
1048 | return g_strdup_printf("%s,%s,%s\n", class, inst, !strcmp(recip, "") ? "*" : recip); |
---|
1049 | } |
---|
1050 | |
---|
1051 | |
---|
1052 | void owl_zephyr_zlog_in(void) |
---|
1053 | { |
---|
1054 | #ifdef HAVE_LIBZEPHYR |
---|
1055 | ZResetAuthentication(); |
---|
1056 | |
---|
1057 | /* ZSetLocation, and store the default value as the current value */ |
---|
1058 | owl_global_set_exposure(&g, owl_global_get_default_exposure(&g)); |
---|
1059 | #endif |
---|
1060 | } |
---|
1061 | |
---|
1062 | void owl_zephyr_zlog_out(void) |
---|
1063 | { |
---|
1064 | #ifdef HAVE_LIBZEPHYR |
---|
1065 | Code_t ret; |
---|
1066 | |
---|
1067 | ZResetAuthentication(); |
---|
1068 | ret = ZUnsetLocation(); |
---|
1069 | if (ret != ZERR_NONE) |
---|
1070 | owl_function_error("Error unsetting location: %s", error_message(ret)); |
---|
1071 | #endif |
---|
1072 | } |
---|
1073 | |
---|
1074 | void owl_zephyr_addbuddy(const char *name) |
---|
1075 | { |
---|
1076 | char *filename; |
---|
1077 | FILE *file; |
---|
1078 | |
---|
1079 | filename = owl_zephyr_dotfile(".anyone", NULL); |
---|
1080 | file = fopen(filename, "a"); |
---|
1081 | g_free(filename); |
---|
1082 | if (!file) { |
---|
1083 | owl_function_error("Error opening zephyr buddy file for append"); |
---|
1084 | return; |
---|
1085 | } |
---|
1086 | fprintf(file, "%s\n", name); |
---|
1087 | fclose(file); |
---|
1088 | } |
---|
1089 | |
---|
1090 | void owl_zephyr_delbuddy(const char *name) |
---|
1091 | { |
---|
1092 | char *filename; |
---|
1093 | |
---|
1094 | filename = owl_zephyr_dotfile(".anyone", NULL); |
---|
1095 | owl_util_file_deleteline(filename, name, 0); |
---|
1096 | g_free(filename); |
---|
1097 | } |
---|
1098 | |
---|
1099 | #ifdef HAVE_LIBZEPHYR |
---|
1100 | const char *owl_zephyr_get_charsetstr(const ZNotice_t *n) |
---|
1101 | { |
---|
1102 | #ifdef ZCHARSET_UTF_8 |
---|
1103 | return ZCharsetToString(n->z_charset); |
---|
1104 | #else |
---|
1105 | return ""; |
---|
1106 | #endif |
---|
1107 | } |
---|
1108 | #else |
---|
1109 | const char *owl_zephyr_get_charsetstr(const void *n) |
---|
1110 | { |
---|
1111 | return ""; |
---|
1112 | } |
---|
1113 | #endif |
---|
1114 | |
---|
1115 | /* return auth string */ |
---|
1116 | #ifdef HAVE_LIBZEPHYR |
---|
1117 | const char *owl_zephyr_get_authstr(const ZNotice_t *n) |
---|
1118 | { |
---|
1119 | |
---|
1120 | if (!n) return("UNKNOWN"); |
---|
1121 | |
---|
1122 | if (n->z_auth == ZAUTH_FAILED) { |
---|
1123 | return ("FAILED"); |
---|
1124 | } else if (n->z_auth == ZAUTH_NO) { |
---|
1125 | return ("NO"); |
---|
1126 | } else if (n->z_auth == ZAUTH_YES) { |
---|
1127 | return ("YES"); |
---|
1128 | } else { |
---|
1129 | return ("UNKNOWN"); |
---|
1130 | } |
---|
1131 | } |
---|
1132 | #else |
---|
1133 | const char *owl_zephyr_get_authstr(const void *n) |
---|
1134 | { |
---|
1135 | return(""); |
---|
1136 | } |
---|
1137 | #endif |
---|
1138 | |
---|
1139 | /* Returns a buffer of subscriptions or an error message. Caller must |
---|
1140 | * free the return. |
---|
1141 | */ |
---|
1142 | CALLER_OWN char *owl_zephyr_getsubs(void) |
---|
1143 | { |
---|
1144 | #ifdef HAVE_LIBZEPHYR |
---|
1145 | Code_t ret; |
---|
1146 | int num, i, one; |
---|
1147 | ZSubscription_t sub; |
---|
1148 | GString *buf; |
---|
1149 | |
---|
1150 | ret = ZRetrieveSubscriptions(0, &num); |
---|
1151 | if (ret != ZERR_NONE) |
---|
1152 | return g_strdup_printf("Zephyr: Requesting subscriptions: %s\n", error_message(ret)); |
---|
1153 | if (num == 0) |
---|
1154 | return g_strdup("Zephyr: No subscriptions retrieved\n"); |
---|
1155 | |
---|
1156 | buf = g_string_new(""); |
---|
1157 | for (i=0; i<num; i++) { |
---|
1158 | one = 1; |
---|
1159 | if ((ret = ZGetSubscriptions(&sub, &one)) != ZERR_NONE) { |
---|
1160 | ZFlushSubscriptions(); |
---|
1161 | g_string_free(buf, true); |
---|
1162 | return g_strdup_printf("Zephyr: Getting subscriptions: %s\n", error_message(ret)); |
---|
1163 | } else { |
---|
1164 | /* g_string_append_printf would be backwards. */ |
---|
1165 | char *tmp = g_strdup_printf("<%s,%s,%s>\n", |
---|
1166 | sub.zsub_class, |
---|
1167 | sub.zsub_classinst, |
---|
1168 | sub.zsub_recipient); |
---|
1169 | g_string_prepend(buf, tmp); |
---|
1170 | g_free(tmp); |
---|
1171 | } |
---|
1172 | } |
---|
1173 | |
---|
1174 | ZFlushSubscriptions(); |
---|
1175 | return g_string_free(buf, false); |
---|
1176 | #else |
---|
1177 | return(g_strdup("Zephyr not available")); |
---|
1178 | #endif |
---|
1179 | } |
---|
1180 | |
---|
1181 | const char *owl_zephyr_get_variable(const char *var) |
---|
1182 | { |
---|
1183 | #ifdef HAVE_LIBZEPHYR |
---|
1184 | return(ZGetVariable(zstr(var))); |
---|
1185 | #else |
---|
1186 | return(""); |
---|
1187 | #endif |
---|
1188 | } |
---|
1189 | |
---|
1190 | void owl_zephyr_set_locationinfo(const char *host, const char *val) |
---|
1191 | { |
---|
1192 | #ifdef HAVE_LIBZEPHYR |
---|
1193 | ZInitLocationInfo(zstr(host), zstr(val)); |
---|
1194 | #endif |
---|
1195 | } |
---|
1196 | |
---|
1197 | const char *owl_zephyr_normalize_exposure(const char *exposure) |
---|
1198 | { |
---|
1199 | if (exposure == NULL) |
---|
1200 | return NULL; |
---|
1201 | #ifdef HAVE_LIBZEPHYR |
---|
1202 | return ZParseExposureLevel(zstr(exposure)); |
---|
1203 | #else |
---|
1204 | return exposure; |
---|
1205 | #endif |
---|
1206 | } |
---|
1207 | |
---|
1208 | int owl_zephyr_set_default_exposure(const char *exposure) |
---|
1209 | { |
---|
1210 | #ifdef HAVE_LIBZEPHYR |
---|
1211 | Code_t ret; |
---|
1212 | if (exposure == NULL) |
---|
1213 | return -1; |
---|
1214 | exposure = ZParseExposureLevel(zstr(exposure)); |
---|
1215 | if (exposure == NULL) |
---|
1216 | return -1; |
---|
1217 | ret = ZSetVariable(zstr("exposure"), zstr(exposure)); /* ZSetVariable does file I/O */ |
---|
1218 | if (ret != ZERR_NONE) { |
---|
1219 | owl_function_error("Unable to set default exposure location: %s", error_message(ret)); |
---|
1220 | return -1; |
---|
1221 | } |
---|
1222 | #endif |
---|
1223 | return 0; |
---|
1224 | } |
---|
1225 | |
---|
1226 | const char *owl_zephyr_get_default_exposure(void) |
---|
1227 | { |
---|
1228 | #ifdef HAVE_LIBZEPHYR |
---|
1229 | const char *exposure = ZGetVariable(zstr("exposure")); /* ZGetVariable does file I/O */ |
---|
1230 | if (exposure == NULL) |
---|
1231 | return EXPOSE_REALMVIS; |
---|
1232 | exposure = ZParseExposureLevel(zstr(exposure)); |
---|
1233 | if (exposure == NULL) /* The user manually entered an invalid value in ~/.zephyr.vars, or something weird happened. */ |
---|
1234 | return EXPOSE_REALMVIS; |
---|
1235 | return exposure; |
---|
1236 | #else |
---|
1237 | return ""; |
---|
1238 | #endif |
---|
1239 | } |
---|
1240 | |
---|
1241 | int owl_zephyr_set_exposure(const char *exposure) |
---|
1242 | { |
---|
1243 | #ifdef HAVE_LIBZEPHYR |
---|
1244 | Code_t ret; |
---|
1245 | if (exposure == NULL) |
---|
1246 | return -1; |
---|
1247 | exposure = ZParseExposureLevel(zstr(exposure)); |
---|
1248 | if (exposure == NULL) |
---|
1249 | return -1; |
---|
1250 | ret = ZSetLocation(zstr(exposure)); |
---|
1251 | if (ret != ZERR_NONE |
---|
1252 | #ifdef ZCONST |
---|
1253 | /* Before zephyr 3.0, ZSetLocation had a bug where, if you were subscribed |
---|
1254 | * to your own logins, it could wait for the wrong notice and return |
---|
1255 | * ZERR_INTERNAL when found neither SERVACK nor SERVNAK. Suppress it when |
---|
1256 | * building against the old ABI. */ |
---|
1257 | && ret != ZERR_INTERNAL |
---|
1258 | #endif |
---|
1259 | ) { |
---|
1260 | owl_function_error("Unable to set exposure level: %s.", error_message(ret)); |
---|
1261 | return -1; |
---|
1262 | } |
---|
1263 | #endif |
---|
1264 | return 0; |
---|
1265 | } |
---|
1266 | |
---|
1267 | /* Strip a local realm fron the zephyr user name. |
---|
1268 | * The caller must free the return |
---|
1269 | */ |
---|
1270 | CALLER_OWN char *short_zuser(const char *in) |
---|
1271 | { |
---|
1272 | char *ptr = strrchr(in, '@'); |
---|
1273 | if (ptr && (ptr[1] == '\0' || !strcasecmp(ptr+1, owl_zephyr_get_realm()))) { |
---|
1274 | return g_strndup(in, ptr - in); |
---|
1275 | } |
---|
1276 | return g_strdup(in); |
---|
1277 | } |
---|
1278 | |
---|
1279 | /* Append a local realm to the zephyr user name if necessary. |
---|
1280 | * The caller must free the return. |
---|
1281 | */ |
---|
1282 | CALLER_OWN char *long_zuser(const char *in) |
---|
1283 | { |
---|
1284 | char *ptr = strrchr(in, '@'); |
---|
1285 | if (ptr) { |
---|
1286 | if (ptr[1]) |
---|
1287 | return g_strdup(in); |
---|
1288 | /* Ends in @, so assume default realm. */ |
---|
1289 | return g_strdup_printf("%s%s", in, owl_zephyr_get_realm()); |
---|
1290 | } |
---|
1291 | return g_strdup_printf("%s@%s", in, owl_zephyr_get_realm()); |
---|
1292 | } |
---|
1293 | |
---|
1294 | /* Return the realm of the zephyr user name. Caller does /not/ free the return. |
---|
1295 | * The string is valid at least as long as the input is. |
---|
1296 | */ |
---|
1297 | const char *zuser_realm(const char *in) |
---|
1298 | { |
---|
1299 | char *ptr = strrchr(in, '@'); |
---|
1300 | /* If the name has an @ and does not end with @, use that. Otherwise, take |
---|
1301 | * the default realm. */ |
---|
1302 | return (ptr && ptr[1]) ? (ptr+1) : owl_zephyr_get_realm(); |
---|
1303 | } |
---|
1304 | |
---|
1305 | /* strip out the instance from a zsender's principal. Preserves the |
---|
1306 | * realm if present. Leave host/ and daemon/ krb5 principals |
---|
1307 | * alone. Also leave rcmd. and daemon. krb4 principals alone. The |
---|
1308 | * caller must free the return. |
---|
1309 | */ |
---|
1310 | CALLER_OWN char *owl_zephyr_smartstripped_user(const char *in) |
---|
1311 | { |
---|
1312 | int n = strcspn(in, "./"); |
---|
1313 | char *realm = strchrnul(in, '@'); |
---|
1314 | |
---|
1315 | if (in + n >= realm || |
---|
1316 | g_str_has_prefix(in, OWL_ZEPHYR_NOSTRIP_HOST) || |
---|
1317 | g_str_has_prefix(in, OWL_ZEPHYR_NOSTRIP_RCMD) || |
---|
1318 | g_str_has_prefix(in, OWL_ZEPHYR_NOSTRIP_DAEMON5) || |
---|
1319 | g_str_has_prefix(in, OWL_ZEPHYR_NOSTRIP_DAEMON4)) |
---|
1320 | return g_strdup(in); |
---|
1321 | else |
---|
1322 | return g_strdup_printf("%.*s%s", n, in, realm); |
---|
1323 | } |
---|
1324 | |
---|
1325 | /* Read the list of users in 'filename' as a .anyone file, and return as a |
---|
1326 | * GPtrArray of strings. If 'filename' is NULL, use the default .anyone file |
---|
1327 | * in the users home directory. Returns NULL on failure. |
---|
1328 | */ |
---|
1329 | GPtrArray *owl_zephyr_get_anyone_list(const char *filename) |
---|
1330 | { |
---|
1331 | #ifdef HAVE_LIBZEPHYR |
---|
1332 | char *ourfile, *tmp, *s = NULL; |
---|
1333 | FILE *f; |
---|
1334 | GPtrArray *list; |
---|
1335 | |
---|
1336 | ourfile = owl_zephyr_dotfile(".anyone", filename); |
---|
1337 | |
---|
1338 | f = fopen(ourfile, "r"); |
---|
1339 | if (!f) { |
---|
1340 | owl_function_error("Error opening file %s: %s", ourfile, strerror(errno) ? strerror(errno) : ""); |
---|
1341 | g_free(ourfile); |
---|
1342 | return NULL; |
---|
1343 | } |
---|
1344 | g_free(ourfile); |
---|
1345 | |
---|
1346 | list = g_ptr_array_new(); |
---|
1347 | while (owl_getline_chomp(&s, f)) { |
---|
1348 | /* ignore comments, blank lines etc. */ |
---|
1349 | if (s[0] == '#' || s[0] == '\0') |
---|
1350 | continue; |
---|
1351 | |
---|
1352 | /* ignore from # on */ |
---|
1353 | tmp = strchr(s, '#'); |
---|
1354 | if (tmp) |
---|
1355 | tmp[0] = '\0'; |
---|
1356 | |
---|
1357 | /* ignore from SPC */ |
---|
1358 | tmp = strchr(s, ' '); |
---|
1359 | if (tmp) |
---|
1360 | tmp[0] = '\0'; |
---|
1361 | |
---|
1362 | g_ptr_array_add(list, long_zuser(s)); |
---|
1363 | } |
---|
1364 | g_free(s); |
---|
1365 | fclose(f); |
---|
1366 | return list; |
---|
1367 | #else |
---|
1368 | return NULL; |
---|
1369 | #endif |
---|
1370 | } |
---|
1371 | |
---|
1372 | #ifdef HAVE_LIBZEPHYR |
---|
1373 | void owl_zephyr_process_pseudologin(ZNotice_t *n) |
---|
1374 | { |
---|
1375 | owl_message *m; |
---|
1376 | owl_zbuddylist *zbl; |
---|
1377 | GList **zaldlist; |
---|
1378 | GList *zaldptr; |
---|
1379 | ZAsyncLocateData_t *zald = NULL; |
---|
1380 | ZLocations_t location; |
---|
1381 | int numlocs, ret, notify; |
---|
1382 | |
---|
1383 | /* Find a ZALD to match this notice. */ |
---|
1384 | zaldlist = owl_global_get_zaldlist(&g); |
---|
1385 | zaldptr = g_list_first(*zaldlist); |
---|
1386 | while (zaldptr) { |
---|
1387 | if (ZCompareALDPred(n, zaldptr->data)) { |
---|
1388 | zald = zaldptr->data; |
---|
1389 | *zaldlist = g_list_remove(*zaldlist, zaldptr->data); |
---|
1390 | break; |
---|
1391 | } |
---|
1392 | zaldptr = g_list_next(zaldptr); |
---|
1393 | } |
---|
1394 | if (zald) { |
---|
1395 | /* Deal with notice. */ |
---|
1396 | notify = owl_global_get_pseudologin_notify(&g); |
---|
1397 | zbl = owl_global_get_zephyr_buddylist(&g); |
---|
1398 | ret = ZParseLocations(n, zald, &numlocs, NULL); |
---|
1399 | if (ret == ZERR_NONE) { |
---|
1400 | if (numlocs > 0 && !owl_zbuddylist_contains_user(zbl, zald->user)) { |
---|
1401 | if (notify) { |
---|
1402 | numlocs = 1; |
---|
1403 | ret = ZGetLocations(&location, &numlocs); |
---|
1404 | if (ret == ZERR_NONE) { |
---|
1405 | /* Send a PSEUDO LOGIN! */ |
---|
1406 | m = g_slice_new(owl_message); |
---|
1407 | owl_message_create_pseudo_zlogin(m, 0, zald->user, |
---|
1408 | location.host, |
---|
1409 | location.time, |
---|
1410 | location.tty); |
---|
1411 | owl_global_messagequeue_addmsg(&g, m); |
---|
1412 | } |
---|
1413 | owl_zbuddylist_adduser(zbl, zald->user); |
---|
1414 | owl_function_debugmsg("owl_function_zephyr_buddy_check: login for %s ", zald->user); |
---|
1415 | } |
---|
1416 | } else if (numlocs == 0 && owl_zbuddylist_contains_user(zbl, zald->user)) { |
---|
1417 | /* Send a PSEUDO LOGOUT! */ |
---|
1418 | if (notify) { |
---|
1419 | m = g_slice_new(owl_message); |
---|
1420 | owl_message_create_pseudo_zlogin(m, 1, zald->user, "", "", ""); |
---|
1421 | owl_global_messagequeue_addmsg(&g, m); |
---|
1422 | } |
---|
1423 | owl_zbuddylist_deluser(zbl, zald->user); |
---|
1424 | owl_function_debugmsg("owl_function_zephyr_buddy_check: logout for %s ", zald->user); |
---|
1425 | } |
---|
1426 | } |
---|
1427 | ZFreeALD(zald); |
---|
1428 | g_slice_free(ZAsyncLocateData_t, zald); |
---|
1429 | } |
---|
1430 | } |
---|
1431 | #else |
---|
1432 | void owl_zephyr_process_pseudologin(void *n) |
---|
1433 | { |
---|
1434 | } |
---|
1435 | #endif |
---|
1436 | |
---|
1437 | gboolean owl_zephyr_buddycheck_timer(void *data) |
---|
1438 | { |
---|
1439 | if (owl_global_is_pseudologins(&g)) { |
---|
1440 | owl_function_debugmsg("Doing zephyr buddy check"); |
---|
1441 | owl_function_zephyr_buddy_check(1); |
---|
1442 | } else { |
---|
1443 | owl_function_debugmsg("Warning: owl_zephyr_buddycheck_timer call pointless; timer should have been disabled"); |
---|
1444 | } |
---|
1445 | return TRUE; |
---|
1446 | } |
---|
1447 | |
---|
1448 | /* |
---|
1449 | * Process zephyrgrams from libzephyr's queue. To prevent starvation, |
---|
1450 | * process a maximum of OWL_MAX_ZEPHYRGRAMS_TO_PROCESS. |
---|
1451 | * |
---|
1452 | * Returns the number of zephyrgrams processed. |
---|
1453 | */ |
---|
1454 | |
---|
1455 | #define OWL_MAX_ZEPHYRGRAMS_TO_PROCESS 20 |
---|
1456 | |
---|
1457 | #ifdef HAVE_LIBZEPHYR |
---|
1458 | static int _owl_zephyr_process_events(void) |
---|
1459 | { |
---|
1460 | int zpendcount=0; |
---|
1461 | ZNotice_t notice; |
---|
1462 | Code_t code; |
---|
1463 | owl_message *m=NULL; |
---|
1464 | |
---|
1465 | while(owl_zephyr_zpending() && zpendcount < OWL_MAX_ZEPHYRGRAMS_TO_PROCESS) { |
---|
1466 | if (owl_zephyr_zpending()) { |
---|
1467 | if ((code = ZReceiveNotice(¬ice, NULL)) != ZERR_NONE) { |
---|
1468 | owl_function_debugmsg("Error: %s while calling ZReceiveNotice\n", |
---|
1469 | error_message(code)); |
---|
1470 | continue; |
---|
1471 | } |
---|
1472 | zpendcount++; |
---|
1473 | |
---|
1474 | /* is this an ack from a zephyr we sent? */ |
---|
1475 | if (owl_zephyr_notice_is_ack(¬ice)) { |
---|
1476 | owl_zephyr_handle_ack(¬ice); |
---|
1477 | ZFreeNotice(¬ice); |
---|
1478 | continue; |
---|
1479 | } |
---|
1480 | |
---|
1481 | /* if it's a ping and we're not viewing pings then skip it */ |
---|
1482 | if (!owl_global_is_rxping(&g) && !strcasecmp(notice.z_opcode, "ping")) { |
---|
1483 | ZFreeNotice(¬ice); |
---|
1484 | continue; |
---|
1485 | } |
---|
1486 | |
---|
1487 | /* if it is a LOCATE message, it's for pseudologins. */ |
---|
1488 | if (strcmp(notice.z_opcode, LOCATE_LOCATE) == 0) { |
---|
1489 | owl_zephyr_process_pseudologin(¬ice); |
---|
1490 | ZFreeNotice(¬ice); |
---|
1491 | continue; |
---|
1492 | } |
---|
1493 | |
---|
1494 | /* create the new message */ |
---|
1495 | m=g_slice_new(owl_message); |
---|
1496 | owl_message_create_from_znotice(m, ¬ice); |
---|
1497 | |
---|
1498 | owl_global_messagequeue_addmsg(&g, m); |
---|
1499 | } |
---|
1500 | } |
---|
1501 | return zpendcount; |
---|
1502 | } |
---|
1503 | |
---|
1504 | typedef struct { /*noproto*/ |
---|
1505 | GSource source; |
---|
1506 | GPollFD poll_fd; |
---|
1507 | } owl_zephyr_event_source; |
---|
1508 | |
---|
1509 | static GSource *owl_zephyr_event_source_new(int fd) { |
---|
1510 | GSource *source; |
---|
1511 | owl_zephyr_event_source *event_source; |
---|
1512 | |
---|
1513 | source = g_source_new(&zephyr_event_funcs, sizeof(owl_zephyr_event_source)); |
---|
1514 | event_source = (owl_zephyr_event_source*) source; |
---|
1515 | event_source->poll_fd.fd = fd; |
---|
1516 | event_source->poll_fd.events = G_IO_IN | G_IO_HUP | G_IO_ERR; |
---|
1517 | g_source_add_poll(source, &event_source->poll_fd); |
---|
1518 | |
---|
1519 | return source; |
---|
1520 | } |
---|
1521 | |
---|
1522 | static gboolean owl_zephyr_event_prepare(GSource *source, int *timeout) { |
---|
1523 | *timeout = -1; |
---|
1524 | return owl_zephyr_zqlength() > 0; |
---|
1525 | } |
---|
1526 | |
---|
1527 | static gboolean owl_zephyr_event_check(GSource *source) { |
---|
1528 | owl_zephyr_event_source *event_source = (owl_zephyr_event_source*)source; |
---|
1529 | if (event_source->poll_fd.revents & event_source->poll_fd.events) |
---|
1530 | return owl_zephyr_zpending() > 0; |
---|
1531 | return FALSE; |
---|
1532 | } |
---|
1533 | |
---|
1534 | static gboolean owl_zephyr_event_dispatch(GSource *source, GSourceFunc callback, gpointer user_data) { |
---|
1535 | _owl_zephyr_process_events(); |
---|
1536 | return TRUE; |
---|
1537 | } |
---|
1538 | #endif |
---|