eyefi-unix.c

   1 /*
   2  * eyefi-unix.c
   3  *
   4  * Copyright (C) 2008 Dave Hansen <dave@sr71.net>
   5  *
   6  * This software may be redistributed and/or modified under the terms of
   7  * the GNU General Public License ("GPL") version 2 as published by the
   8  * Free Software Foundation.
   9  */
  10
  11 #include "eyefi-config.h"
  12
  13 void print_pascal_string(struct pascal_string *str)
  14 {
  15         int i;
  16         for (i = 0; i < str->length; i++)
  17                 printf("%c", str->value[i]);
  18 }
  19
  20 void print_mac(struct mac_address *mac)
  21 {
  22         int i;
  23         for (i=0; i < MAC_BYTES-1; i++) {
  24                 printf("%02x:", mac->mac[i]);
  25         }
  26         printf("%02x\n", mac->mac[i]);
  27 }
  28
  29
  30 void print_card_mac(void)
  31 {
  32         debug_printf(2, "%s()\n", __func__);
  33         struct mac_address *mac;
  34
  35         card_info_cmd(MAC_ADDRESS);
  36         mac = eyefi_response();
  37         assert(mac->length == MAC_BYTES);
  38         printf("card mac address: ");
  39         print_mac(mac);
  40 }
  41
  42 void print_card_firmware_info(void)
  43 {
  44         struct card_firmware_info *info = fetch_card_firmware_info();
  45         printf("card firmware (len: %d): '", info->info.length);
  46         print_pascal_string(&info->info);
  47         printf("'\n");
  48 }
  49
  50 void print_card_key(void)
  51 {
  52         debug_printf(2, "%s()\n", __func__);
  53         struct card_info_rsp_key *foo = fetch_card_key();
  54         printf("card key (len: %d): '", foo->key.length);
  55         print_pascal_string(&foo->key);
  56         printf("'\n");
  57 }
  58
  59 void scan_print_nets(void)
  60 {
  61         int i;
  62
  63         debug_printf(2, "%s()\n", __func__);
  64         struct scanned_net_list *scanned = scan_nets();
  65         if (scanned->nr == 0) {
  66                 printf("unable to detect any wireless networks\n");
  67                 return;
  68         }
  69         printf("Scanned wireless networks:\n");
  70         for (i=0; i < scanned->nr; i++) {
  71                 struct scanned_net *net = &scanned->nets[i];
  72                 printf("'%s' type(%d): %s, strength: %d\n", net->essid,
  73                                 net->type,
  74                                 net_type_name(net->type),
  75                                 net->strength);
  76         }
  77 }
  78
  79 void print_configured_nets(void)
  80 {
  81         int ret;
  82         int i;
  83         struct configured_net_list *configured = fetch_configured_nets();
  84
  85         debug_printf(2, "%s()\n", __func__);
  86         ret = issue_noarg_command('l');
  87         if (ret) {
  88                 printf("error issuing print networks command: %d\n", ret);
  89                 return;
  90         }
  91         configured = eyefi_response();
  92         if (configured->nr == 0) {
  93                 printf("No wireless networks configured on card\n");
  94                 return;
  95         }
  96         printf("configured wireless networks:\n");
  97         for (i=0; i < configured->nr; i++) {
  98                 struct configured_net *net = &configured->nets[i];
  99                 printf("'%s'\n", net->essid);
 100         }
 101 }
 102
 103 int try_connection_to(char *essid, char *wpa_ascii)
 104 {
 105         int i;
 106         int ret = -1;
 107         const char *type;
 108
 109         type = net_type_name(NET_WPA);
 110         if (!wpa_ascii)
 111                 type = net_type_name(NET_UNSECURED);
 112
 113         eyefi_printf("trying to connect to network: '%s'", essid);
 114         eyefi_printf("of type: '%s'\n", type);
 115         if (wpa_ascii)
 116                 eyefi_printf(" with passphrase: '%s'", wpa_ascii);
 117         fflush(NULL);
 118
 119         // test network
 120         network_action('t', essid, wpa_ascii);
 121         u8 last_rsp = -1;
 122
 123         char rsp = '\0';
 124         for (i=0; i < 200; i++) {
 125                 struct byte_response *r;
 126                 issue_noarg_command('s');
 127                 r = eyefi_response();
 128                 rsp = r->response;
 129                 char *state = net_test_state_name(rsp);
 130                 if (rsp == last_rsp) {
 131                         eyefi_printf(".");
 132                         fflush(NULL);;
 133                 } else {
 134                         if (rsp)
 135                                 eyefi_printf("\nTesting connecion to '%s' (%d): %s", essid, rsp, state);
 136                         last_rsp = rsp;
 137                 }
 138
 139                 if (!strcmp("success", state)) {
 140                         ret = 0;
 141                         break;
 142                 }
 143                 if (!strcmp("not scanning", state))
 144                         break;
 145                 if (!strcmp("unknown", state))
 146                         break;
 147         }
 148         eyefi_printf("\n");
 149         if (!ret) {
 150                 eyefi_printf("Succeeded connecting to: '%s'\n", essid);
 151         } else {
 152                 eyefi_printf("Unable to connect to: '%s' (final state: %d/'%s')\n", essid,
 153                                 rsp, net_test_state_name(rsp));
 154         }
 155         return ret;
 156 }
 157
 158 int print_log(void)
 159 {
 160         int i;
 161         u8 *resbuf = malloc(EYEFI_BUF_SIZE*4);
 162         int total_bytes;
 163
 164         total_bytes = get_log_into(resbuf);
 165         if (total_bytes < 0) {
 166                 debug_printf(1, "%s() error: %d\n", __func__, total_bytes);
 167                 return total_bytes;
 168         }
 169         // The last byte *should* be a null, and the
 170         // official software does not print it.
 171         for (i = 0; i < total_bytes-1; i++) {
 172                 char c = resbuf[i];
 173                 // the official software converts UNIX to DOS-style
 174                 // line breaks, so we'll do the same
 175                 if (c == '\n')
 176                         printf("%c", '\r');
 177                 printf("%c", c);
 178         }
 179         printf("\n");
 180         // just some simple sanity checking to make sure what
 181         // we are fetching looks valid
 182         /* needs to be rethought for the new aligned logs
 183         int null_bytes_left = 20;
 184         if (resbuf[log_end] != 0) {
 185                 debug_printf(2, "error: unexpected last byte (%ld/0x%lx) of log: %02x\n",
 186                                 log_end, log_end, resbuf[log_end]);
 187                 for (i=0; i<log_size; i++) {
 188                         if (resbuf[i])
 189                                 continue;
 190                         if (null_bytes_left <= 0)
 191                                 continue;
 192                         null_bytes_left--;
 193                         debug_printf(2, "null byte %d\n", i);
 194                 }
 195         }
 196         */
 197         return 0;
 198 }
 199
 200 void open_error(char *file, int ret)
 201 {
 202         fprintf(stderr, "unable to open '%s' (%d)\n", file, ret);
 203         fprintf(stderr, "Is the Eye-Fi card inserted and mounted at: %s ?\n", locate_eyefi_mount());
 204         fprintf(stderr, "Do you have write permissions to it?\n");
 205         fprintf(stderr, "debug information:\n");
 206         if (eyefi_debug_level > 0)
 207                 system("cat /proc/mounts >&2");
 208         if (eyefi_debug_level > 1)
 209                 perror("bad open");
 210         exit(1);
 211 }
 212
 213 void usage(void)
 214 {
 215         printf("Usage:\n");
 216         printf("  eyefitest [OPTIONS]\n");
 217         printf("  -a ESSID      add network (implies test unless --force)\n");
 218         printf("  -t ESSID      test network\n");
 219         printf("  -p KEY        set WPA key for add/test\n");
 220         printf("  -r ESSID      remove network\n");
 221         printf("  -s            scan for networks\n");
 222         printf("  -c            list configured networks\n");
 223         printf("  -b            reboot card\n");
 224         printf("  -f            print information about card firmware\n");
 225         printf("  -d level      set debugging level (default: 1)\n");
 226         printf("  -k            print card unique key\n");
 227         printf("  -l            dump card log\n");
 228         printf("  -m            print card mac\n");
 229         exit(4);
 230 }
 231
 232 int main(int argc, char **argv)
 233 {
 234         int option_index;
 235         char c;
 236         int magic0 = 19790111;
 237         char *essid = NULL;
 238         char *passwd = NULL;
 239         int magic1 = 1111979;
 240         char network_action = 0;
 241         static int force = 0;
 242         static struct option long_options[] = {
 243                 //{"wep", 'x', &passed_wep, 1},
 244                 //{"wpa", 'y', &passed_wpa, 1},
 245                 {"force", 0, &force, 1},
 246                 {"help", 'h', NULL, 1},
 247         };
 248
 249         if (argc == 1)
 250                 usage();
 251
 252         debug_printf(3, "%s starting...\n", argv[0]);
 253
 254         debug_printf(3, "about to parse arguments\n");
 255         while ((c = getopt_long_only(argc, argv, "a:bcd:kflmp:r:st:z",
 256                         &long_options[0], &option_index)) != -1) {
 257                 debug_printf(3, "argument: '%c' %d optarg: '%s'\n", c, c, optarg);
 258                 switch (c) {
 259                 case 0:
 260                         // was a long argument
 261                         break;
 262                 case 'a':
 263                 case 't':
 264                 case 'r':
 265                         essid = strdup(optarg);
 266                         network_action = c;
 267                         break;
 268                 case 'b':
 269                         reboot_card();
 270                         break;
 271                 case 'c':
 272                         print_configured_nets();
 273                         break;
 274                 case 'd':
 275                         eyefi_debug_level = atoi(optarg);
 276                         fprintf(stderr, "set debug level to: %d\n", eyefi_debug_level);
 277                         break;
 278                 case 'f':
 279                         print_card_firmware_info();
 280                         break;
 281                 case 'k':
 282                         print_card_key();
 283                         break;
 284                 case 'l':
 285                         print_log();
 286                         break;
 287                 case 'm':
 288                         print_card_mac();
 289                         break;
 290                 case 'p':
 291                         passwd = strdup(optarg);
 292                         break;
 293                 case 's':
 294                         scan_print_nets();
 295                         break;
 296                 case 'z': {
 297                         extern void testit0(void);
 298                         testit0();
 299                         break;
 300                 }
 301                 case 'h':
 302                 default:
 303                         usage();
 304                         break;
 305                 }
 306         }
 307
 308         debug_printf(3, "after arguments1 essid: '%s' passwd: '%s'\n", essid, passwd);
 309         if (network_action && essid) {
 310                 int ret = 0;
 311                 init_card();
 312                 switch (network_action) {
 313                 case 't':
 314                         ret = try_connection_to(essid, passwd);
 315                         break;
 316                 case 'a':
 317                         if (!force) {
 318                                 ret = try_connection_to(essid, passwd);
 319                         } else {
 320                                 debug_printf(1, "forced: skipping network test\n");
 321                         }
 322                         if (ret) {
 323                                 printf("Error connecting to network '%s', not adding.\n", essid);
 324                                 printf("use --force to override\n");
 325                                 break;
 326                         }
 327                         add_network(essid, passwd);
 328                         break;
 329                 case 'r':
 330                         remove_network(essid);
 331                         break;
 332                 }
 333         }
 334
 335         free(essid);
 336         free(passwd);
 337         return 0;
 338 }
 339
 340