| 1 | /* |
1 | /* |
| 2 | gvpe.C -- the main file for gvpe |
2 | gvpe.C -- the main file for gvpe |
| 3 | Copyright (C) 1998-2002 Ivo Timmermans <ivo@o2w.nl> |
3 | Copyright (C) 1998-2002 Ivo Timmermans <ivo@o2w.nl> |
| 4 | 2000-2002 Guus Sliepen <guus@sliepen.eu.org> |
4 | 2000-2002 Guus Sliepen <guus@sliepen.eu.org> |
| 5 | 2003-2011 Marc Lehmann <gvpe@schmorp.de> |
5 | 2003-2013 Marc Lehmann <gvpe@schmorp.de> |
| 6 | |
6 | |
| 7 | This file is part of GVPE. |
7 | This file is part of GVPE. |
| 8 | |
8 | |
| 9 | GVPE is free software; you can redistribute it and/or modify it |
9 | GVPE is free software; you can redistribute it and/or modify it |
| 10 | under the terms of the GNU General Public License as published by the |
10 | under the terms of the GNU General Public License as published by the |
| … | |
… | |
| 40 | #include <errno.h> |
40 | #include <errno.h> |
| 41 | #include <fcntl.h> |
41 | #include <fcntl.h> |
| 42 | #include <getopt.h> |
42 | #include <getopt.h> |
| 43 | #include <signal.h> |
43 | #include <signal.h> |
| 44 | #include <sys/types.h> |
44 | #include <sys/types.h> |
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45 | #include <sys/stat.h> |
| 45 | #include <unistd.h> |
46 | #include <unistd.h> |
| 46 | #include <signal.h> |
47 | #include <signal.h> |
| 47 | #include <termios.h> |
48 | #include <termios.h> |
| 48 | |
49 | |
| 49 | #if HAVE_SYS_MMAN_H |
50 | #if HAVE_SYS_MMAN_H |
| … | |
… | |
| 206 | act.sa_flags = SA_RESETHAND; |
207 | act.sa_flags = SA_RESETHAND; |
| 207 | act.sa_handler = sigterm_handler; sigaction (SIGINT , &act, NULL); |
208 | act.sa_handler = sigterm_handler; sigaction (SIGINT , &act, NULL); |
| 208 | act.sa_handler = sigterm_handler; sigaction (SIGTERM, &act, NULL); |
209 | act.sa_handler = sigterm_handler; sigaction (SIGTERM, &act, NULL); |
| 209 | } |
210 | } |
| 210 | |
211 | |
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212 | static int rand_fd; |
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213 | |
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214 | // antique C++ requires external linkage :/ |
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215 | void |
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216 | reseed_rng (ev::timer &w, int revents) |
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217 | { |
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218 | char buf [SEED_SIZE]; |
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219 | int n = read (rand_fd, buf, sizeof (buf)); |
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220 | |
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221 | if (n > 0) |
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222 | RAND_seed (buf, n); |
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223 | } |
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224 | |
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225 | static void |
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226 | setup_rng (void) |
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227 | { |
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228 | if (!*conf.seed_dev) |
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229 | return; |
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230 | |
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231 | #ifndef O_BINARY |
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232 | # define O_BINARY 0 |
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233 | #endif |
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234 | #ifndef O_NONBLOCK |
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235 | # define O_NONBLOCK 0 |
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236 | #endif |
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237 | |
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238 | rand_fd = open (conf.seed_dev, O_RDONLY | O_NONBLOCK | O_BINARY); |
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239 | |
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240 | if (rand_fd < 0) |
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241 | { |
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242 | slog (L_ERR, _("unable to open seed device '%s': %s, exiting."), conf.seed_dev, strerror (errno)); |
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243 | exit (EXIT_FAILURE); |
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244 | } |
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245 | |
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246 | static ev::timer reseed_timer; |
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247 | |
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248 | if (conf.reseed) |
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249 | { |
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250 | reseed_timer.set<reseed_rng> (); |
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251 | reseed_timer.set (conf.reseed, conf.reseed); |
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252 | reseed_timer.start (EV_DEFAULT); |
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253 | } |
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254 | |
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255 | reseed_rng (reseed_timer, 0); |
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256 | } |
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257 | |
| 211 | int |
258 | int |
| 212 | main (int argc, char **argv, char **envp) |
259 | main (int argc, char **argv, char **envp) |
| 213 | { |
260 | { |
| 214 | ERR_load_crypto_strings (); // we have the RAM |
261 | ERR_load_crypto_strings (); // we have the RAM |
| 215 | |
262 | |
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| 270 | configuration_parser (conf, true, argc, argv); |
317 | configuration_parser (conf, true, argc, argv); |
| 271 | } |
318 | } |
| 272 | |
319 | |
| 273 | set_loglevel (llevel != L_NONE ? llevel : conf.llevel); |
320 | set_loglevel (llevel != L_NONE ? llevel : conf.llevel); |
| 274 | |
321 | |
| 275 | RAND_load_file ("/dev/urandom", 1024); |
322 | setup_rng (); |
| 276 | |
323 | |
| 277 | if (!THISNODE) |
324 | if (!THISNODE) |
| 278 | { |
325 | { |
| 279 | slog (L_ERR, _("current node not set, or node '%s' not found in configfile, specify the nodename when starting gvpe."), |
326 | slog (L_ERR, _("current node not set, or node '%s' not found in configfile, specify the nodename when starting gvpe."), |
| 280 | thisnode ? thisnode : "<unset>"); |
327 | thisnode ? thisnode : "<unset>"); |
