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| version 1.1.1.1.2.1, 2011/10/07 13:41:26 | version 1.3, 2012/01/23 10:34:12 |
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| Line 5 | Line 5 |
| * $Author$ | * $Author$ |
| * $Id$ | * $Id$ |
| * | * |
| *************************************************************************/ | ************************************************************************* |
| The ELWIX and AITNET software is distributed under the following | |
| terms: | |
| All of the documentation and software included in the ELWIX and AITNET | |
| Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> | |
| Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 | |
| by Michael Pounov <misho@elwix.org>. All rights reserved. | |
| Redistribution and use in source and binary forms, with or without | |
| modification, are permitted provided that the following conditions | |
| are met: | |
| 1. Redistributions of source code must retain the above copyright | |
| notice, this list of conditions and the following disclaimer. | |
| 2. Redistributions in binary form must reproduce the above copyright | |
| notice, this list of conditions and the following disclaimer in the | |
| documentation and/or other materials provided with the distribution. | |
| 3. All advertising materials mentioning features or use of this software | |
| must display the following acknowledgement: | |
| This product includes software developed by Michael Pounov <misho@elwix.org> | |
| ELWIX - Embedded LightWeight unIX and its contributors. | |
| 4. Neither the name of AITNET nor the names of its contributors | |
| may be used to endorse or promote products derived from this software | |
| without specific prior written permission. | |
| THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND | |
| ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
| FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
| DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
| OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
| LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
| OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
| SUCH DAMAGE. | |
| */ | |
| #include "global.h" | #include "global.h" |
| #include "anshd.h" | #include "anshd.h" |
| #include "proc.h" | #include "proc.h" |
| Line 16 int Verbose; | Line 53 int Verbose; |
| u_int Crypted = 1; | u_int Crypted = 1; |
| proc_head_t pH; | proc_head_t pH; |
| int bpfLEN, Timeout, Daemon = 1; | int bpfLEN, Timeout, Daemon = 1; |
| char Key[STRSIZ]; | |
| static struct tagProc *proc; | |
| static sched_root_task_t *root; | |
| extern char compiled[], compiledby[], compilehost[]; | extern char compiled[], compiledby[], compilehost[]; |
| static void | static void |
| Line 30 Usage() | Line 71 Usage() |
| "\t-U <user>\tRun service with other user\n" | "\t-U <user>\tRun service with other user\n" |
| "\t-C <dir>\tRun service into chroot directory\n" | "\t-C <dir>\tRun service into chroot directory\n" |
| "\t-t <timeout>\tTimeout of login if no activity (default is 0 sec)\n" | "\t-t <timeout>\tTimeout of login if no activity (default is 0 sec)\n" |
| "\t-k <key>\tService cipher key\n" | |
| "\t-u\t\tSwitch to unencrypted traffic between hosts\n" | "\t-u\t\tSwitch to unencrypted traffic between hosts\n" |
| "\t-b\t\tRun into batch mode (default is daemon mode)\n" | "\t-b\t\tRun into batch mode (default is daemon mode)\n" |
| "\t-v\t\tVerbose (more -v, more verbosity ...)\n" | "\t-v\t\tVerbose (more -v, more verbosity ...)\n" |
| Line 41 static void | Line 83 static void |
| sig(int s) | sig(int s) |
| { | { |
| int state; | int state; |
| pid_t pid; | |
| switch (s) { | switch (s) { |
| case SIGHUP: | case SIGHUP: |
| Line 55 sig(int s) | Line 98 sig(int s) |
| break; | break; |
| case SIGCHLD: | case SIGCHLD: |
| VERB(1) LOG("Got SIGCHLD!\n"); | VERB(1) LOG("Got SIGCHLD!\n"); |
| while (waitpid(-1, &state, WNOHANG) > 0); | while ((pid = waitpid(-1, &state, WNOHANG)) > 0) |
| stopProcess(root, &pH, pid, icmpTx); | |
| break; | break; |
| } | } |
| } | } |
| Line 77 hook_error(void *root, void *arg) | Line 121 hook_error(void *root, void *arg) |
| int | int |
| main(int argc, char **argv) | main(int argc, char **argv) |
| { | { |
| struct sockaddr sa = { 0 }; | io_sockaddr_t sa; |
| struct sockaddr_in *sin4 = (struct sockaddr_in*) &sa; | |
| struct sockaddr_in6 *sin6 = (struct sockaddr_in6*) &sa; | |
| struct hostent *host; | struct hostent *host; |
| struct passwd *pass; | struct passwd *pass; |
| int fd, h = 0, uid = 0, gid = 0; | int fd, h = 0, uid = 0, gid = 0; |
| long id = ANSH_ID; | long id = ANSH_ID; |
| char ch, szUser[STRSIZ] = "root", szChroot[STRSIZ] = "/"; | char ch, szUser[STRSIZ] = "root", szChroot[STRSIZ] = "/"; |
| struct sigaction sact; | struct sigaction sact; |
| sched_root_task_t *root = NULL; | |
| struct tagProc *proc; | |
| while ((ch = getopt(argc, argv, "hvubt:a:i:U:C:")) != -1) | memset(&sa, 0, sizeof sa); |
| strlcpy(Key, DEFAULT_KEY, sizeof Key); | |
| while ((ch = getopt(argc, argv, "hvubt:a:i:U:C:k:")) != -1) | |
| switch (ch) { | switch (ch) { |
| case 'U': | case 'U': |
| pass = getpwnam(optarg); | pass = getpwnam(optarg); |
| Line 116 main(int argc, char **argv) | Line 159 main(int argc, char **argv) |
| case 't': | case 't': |
| Timeout = abs(strtol(optarg, NULL, 0)); | Timeout = abs(strtol(optarg, NULL, 0)); |
| break; | break; |
| case 'k': | |
| strlcpy(Key, optarg, sizeof Key); | |
| break; | |
| case 'a': | case 'a': |
| host = gethostbyname(optarg); | host = gethostbyname(optarg); |
| if (!host) { | if (!host) { |
| Line 125 main(int argc, char **argv) | Line 171 main(int argc, char **argv) |
| } | } |
| switch (host->h_addrtype) { | switch (host->h_addrtype) { |
| case AF_INET: | case AF_INET: |
| sin4->sin_len = sizeof(struct sockaddr_in); | sa.sin.sin_len = sizeof(struct sockaddr_in); |
| sin4->sin_family = AF_INET; | sa.sin.sin_family = AF_INET; |
| memcpy(&sin4->sin_addr.s_addr, host->h_addr, host->h_length); | memcpy(&sa.sin.sin_addr.s_addr, host->h_addr, host->h_length); |
| break; | break; |
| case AF_INET6: | case AF_INET6: |
| sin6->sin6_len = sizeof(struct sockaddr_in6); | sa.sin6.sin6_len = sizeof(struct sockaddr_in6); |
| sin6->sin6_family = AF_INET6; | sa.sin6.sin6_family = AF_INET6; |
| memcpy(&sin6->sin6_addr.s6_addr, host->h_addr, host->h_length); | memcpy(&sa.sin6.sin6_addr.s6_addr, host->h_addr, host->h_length); |
| break; | break; |
| default: | default: |
| printf("Error:: Unknown address type %d !!!\n", host->h_addrtype); | printf("Error:: Unknown address type %d !!!\n", host->h_addrtype); |
| Line 157 main(int argc, char **argv) | Line 203 main(int argc, char **argv) |
| argv += optind; | argv += optind; |
| /* sanity check for openned descriptor */ | /* sanity check for openned descriptor */ |
| if (!sa.sa_family) { | if (!sa.sa.sa_family) { |
| sin4->sin_len = sizeof(struct sockaddr_in); | sa.sin.sin_len = sizeof(struct sockaddr_in); |
| sin4->sin_family = AF_INET; | sa.sin.sin_family = AF_INET; |
| } | } |
| /* catch signals */ | /* catch signals */ |