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         debug_printf(3, "%s() mac->length: %d\n", __func__, mac->length);
  38         assert(mac->length == MAC_BYTES);
  39         printf("card mac address: ");
  40         print_mac(mac);
  41 }
  42
  43 void print_card_firmware_info(void)
  44 {
  45         struct card_firmware_info *info = fetch_card_firmware_info();
  46         printf("card firmware (len: %d): '", info->info.length);
  47         print_pascal_string(&info->info);
  48         printf("'\n");
  49 }
  50
  51 void print_card_key(void)
  52 {
  53         debug_printf(2, "%s()\n", __func__);
  54         struct card_info_rsp_key *foo = fetch_card_key();
  55         printf("card key (len: %d): '", foo->key.length);
  56         print_pascal_string(&foo->key);
  57         printf("'\n");
  58 }
  59
  60 void scan_print_nets(void)
  61 {
  62         int i;
  63
  64         debug_printf(2, "%s()\n", __func__);
  65         struct scanned_net_list *scanned = scan_nets();
  66         if (scanned->nr == 0) {
  67                 printf("unable to detect any wireless networks\n");
  68                 return;
  69         }
  70         printf("Scanned wireless networks:\n");
  71         for (i=0; i < scanned->nr; i++) {
  72                 struct scanned_net *net = &scanned->nets[i];
  73                 printf("'%s' type(%d): %s, strength: %d\n", net->essid,
  74                                 net->type,
  75                                 net_type_name(net->type),
  76                                 net->strength);
  77         }
  78 }
  79
  80 void print_configured_nets(void)
  81 {
  82         int ret;
  83         int i;
  84         struct configured_net_list *configured = fetch_configured_nets();
  85
  86         debug_printf(2, "%s()\n", __func__);
  87         ret = issue_noarg_command('l');
  88         if (ret) {
  89                 printf("error issuing print networks command: %d\n", ret);
  90                 return;
  91         }
  92         configured = eyefi_response();
  93         if (configured->nr == 0) {
  94                 printf("No wireless networks configured on card\n");
  95                 return;
  96         }
  97         printf("configured wireless networks:\n");
  98         for (i=0; i < configured->nr; i++) {
  99                 struct configured_net *net = &configured->nets[i];
 100                 printf("'%s'\n", net->essid);
 101         }
 102 }
 103
 104 int try_connection_to(char *essid, char *ascii_password)
 105 {
 106         int i;
 107         int ret = -1;
 108         const char *type;
 109
 110         eyefi_printf("trying to connect to network: '%s'\n", essid);
 111         if (ascii_password)
 112                 eyefi_printf(" with passphrase: '%s'\n", ascii_password);
 113         fflush(NULL);
 114
 115         // test network
 116         ret = network_action('t', essid, ascii_password);
 117         if (ret)
 118                 return ret;
 119         u8 last_rsp = -1;
 120
 121         char rsp = '\0';
 122         ret = -1;
 123         for (i=0; i < 200; i++) {
 124                 struct byte_response *r;
 125                 issue_noarg_command('s');
 126                 r = eyefi_response();
 127                 rsp = r->response;
 128                 char *state = net_test_state_name(rsp);
 129                 if (rsp == last_rsp) {
 130                         eyefi_printf(".");
 131                         fflush(NULL);;
 132                 } else {
 133                         if (rsp)
 134                                 eyefi_printf("\nTesting connecion to '%s' (%d): %s", essid, rsp, state);
 135                         last_rsp = rsp;
 136                 }
 137
 138                 if (!strcmp("success", state)) {
 139                         ret = 0;
 140                         break;
 141                 }
 142                 if (!strcmp("not scanning", state))
 143                         break;
 144                 if (!strcmp("unknown", state))
 145                         break;
 146         }
 147         eyefi_printf("\n");
 148         if (!ret) {
 149                 eyefi_printf("Succeeded connecting to: '%s'\n", essid);
 150         } else {
 151                 eyefi_printf("Unable to connect to: '%s' (final state: %d/'%s')\n", essid,
 152                                 rsp, net_test_state_name(rsp));
 153         }
 154         return ret;
 155 }
 156
 157 int print_log(void)
 158 {
 159         int i;
 160         u8 *resbuf = malloc(EYEFI_BUF_SIZE*4);
 161         int total_bytes;
 162
 163         total_bytes = get_log_into(resbuf);
 164         if (total_bytes < 0) {
 165                 debug_printf(1, "%s() error: %d\n", __func__, total_bytes);
 166                 return total_bytes;
 167         }
 168         // The last byte *should* be a null, and the
 169         // official software does not print it.
 170         for (i = 0; i < total_bytes-1; i++) {
 171                 char c = resbuf[i];
 172                 // the official software converts UNIX to DOS-style
 173                 // line breaks, so we'll do the same
 174                 if (c == '\n')
 175                         printf("%c", '\r');
 176                 printf("%c", c);
 177         }
 178         printf("\n");
 179         // just some simple sanity checking to make sure what
 180         // we are fetching looks valid
 181         /* needs to be rethought for the new aligned logs
 182         int null_bytes_left = 20;
 183         if (resbuf[log_end] != 0) {
 184                 debug_printf(2, "error: unexpected last byte (%ld/0x%lx) of log: %02x\n",
 185                                 log_end, log_end, resbuf[log_end]);
 186                 for (i=0; i<log_size; i++) {
 187                         if (resbuf[i])
 188                                 continue;
 189                         if (null_bytes_left <= 0)
 190                                 continue;
 191                         null_bytes_left--;
 192                         debug_printf(2, "null byte %d\n", i);
 193                 }
 194         }
 195         */
 196         return 0;
 197 }
 198
 199 void open_error(char *file, int ret)
 200 {
 201         fprintf(stderr, "unable to open '%s' (%d)\n", file, ret);
 202         fprintf(stderr, "Is the Eye-Fi card inserted and mounted at: %s ?\n", locate_eyefi_mount());
 203         fprintf(stderr, "Do you have write permissions to it?\n");
 204         fprintf(stderr, "debug information:\n");
 205         if (eyefi_debug_level > 0)
 206                 system("cat /proc/mounts >&2");
 207         if (eyefi_debug_level > 1)
 208                 perror("bad open");
 209         exit(1);
 210 }
 211
 212 void usage(void)
 213 {
 214         printf("Usage:\n");
 215         printf("  eyefitest [OPTIONS]\n");
 216         printf("  -a ESSID      add network (implies test unless --force)\n");
 217         printf("  -t ESSID      test network\n");
 218         printf("  -p KEY        set WPA key for add/test\n");
 219         printf("  -r ESSID      remove network\n");
 220         printf("  -s            scan for networks\n");
 221         printf("  -c            list configured networks\n");
 222         printf("  -b            reboot card\n");
 223         printf("  -f            print information about card firmware\n");
 224         printf("  -d level      set debugging level (default: 1)\n");
 225         printf("  -k            print card unique key\n");
 226         printf("  -l            dump card log\n");
 227         printf("  -m            print card mac\n");
 228         exit(4);
 229 }
 230
 231 int main(int argc, char *argv[])
 232 {
 233         int option_index;
 234         char c;
 235         int cint;
 236         char *essid = NULL;
 237         char *passwd = NULL;
 238         char network_action = 0;
 239         static int force = 0;
 240         static struct option long_options[] = {
 241                 //{"wep", 'x', &passed_wep, 1},
 242                 //{"wpa", 'y', &passed_wpa, 1},
 243                 {"force", 0, &force, 1},
 244                 {"help", 'h', NULL, 1},
 245                 {0, 0, 0, 0}
 246         };
 247
 248         if (argc == 1)
 249                 usage();
 250
 251         debug_printf(3, "%s starting...\n", argv[0]);
 252
 253         debug_printf(3, "about to parse arguments\n");
 254         debug_printf(4, "argc: %d\n", argc);
 255         debug_printf(4, "argv: %p\n", argv);
 256         while ((cint = getopt_long_only(argc, argv, "a:bcd:kflmp:r:st:z",
 257                         &long_options[0], &option_index)) != -1) {
 258                 c = cint;
 259                 debug_printf(3, "argument: '%c' %d optarg: '%s'\n", c, c, optarg);
 260                 switch (c) {
 261                 case 0:
 262                         // was a long argument
 263                         break;
 264                 case 'a':
 265                 case 't':
 266                 case 'r':
 267                         essid = strdup(optarg);
 268                         network_action = c;
 269                         break;
 270                 case 'b':
 271                         reboot_card();
 272                         break;
 273                 case 'c':
 274                         print_configured_nets();
 275                         break;
 276                 case 'd':
 277                         eyefi_debug_level = atoi(optarg);
 278                         fprintf(stderr, "set debug level to: %d\n", eyefi_debug_level);
 279                         break;
 280                 case 'f':
 281                         print_card_firmware_info();
 282                         break;
 283                 case 'k':
 284                         print_card_key();
 285                         break;
 286                 case 'l':
 287                         print_log();
 288                         break;
 289                 case 'm':
 290                         print_card_mac();
 291                         break;
 292                 case 'p':
 293                         passwd = strdup(optarg);
 294                         break;
 295                 case 's':
 296                         scan_print_nets();
 297                         break;
 298                 case 'z': {
 299                         extern void testit0(void);
 300                         testit0();
 301                         break;
 302                 }
 303                 case 'h':
 304                 default:
 305                         usage();
 306                         break;
 307                 }
 308         }
 309
 310         debug_printf(3, "after arguments1 essid: '%s' passwd: '%s'\n", essid, passwd);
 311         if (network_action && essid) {
 312                 int ret = 0;
 313                 init_card();
 314                 switch (network_action) {
 315                 case 't':
 316                         ret = try_connection_to(essid, passwd);
 317                         break;
 318                 case 'a':
 319                         if (!force) {
 320                                 ret = try_connection_to(essid, passwd);
 321                         } else {
 322                                 debug_printf(1, "forced: skipping network test\n");
 323                         }
 324                         if (ret) {
 325                                 printf("Error connecting to network '%s', not adding.\n", essid);
 326                                 printf("use --force to override\n");
 327                                 break;
 328                         }
 329                         add_network(essid, passwd);
 330                         break;
 331                 case 'r':
 332                         remove_network(essid);
 333                         break;
 334                 }
 335         }
 336
 337         free(essid);
 338         free(passwd);
 339         return 0;
 340 }
 341
 342