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Annotation of tftpd/src/exec.c, revision 1.5

1.3       misho       1: /*************************************************************************
                      2: * (C) 2014 AITNET ltd - Sofia/Bulgaria - <misho@aitnet.org>
                      3: *  by Michael Pounov <misho@elwix.org>
                      4: *
                      5: * $Author: misho $
1.5     ! misho       6: * $Id: exec.c,v 1.4.2.2 2014/02/24 22:02:19 misho Exp $
1.3       misho       7: *
                      8: **************************************************************************
                      9: The ELWIX and AITNET software is distributed under the following
                     10: terms:
                     11: 
                     12: All of the documentation and software included in the ELWIX and AITNET
                     13: Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
                     14: 
                     15: Copyright 2004 - 2014
                     16:        by Michael Pounov <misho@elwix.org>.  All rights reserved.
                     17: 
                     18: Redistribution and use in source and binary forms, with or without
                     19: modification, are permitted provided that the following conditions
                     20: are met:
                     21: 1. Redistributions of source code must retain the above copyright
                     22:    notice, this list of conditions and the following disclaimer.
                     23: 2. Redistributions in binary form must reproduce the above copyright
                     24:    notice, this list of conditions and the following disclaimer in the
                     25:    documentation and/or other materials provided with the distribution.
                     26: 3. All advertising materials mentioning features or use of this software
                     27:    must display the following acknowledgement:
                     28: This product includes software developed by Michael Pounov <misho@elwix.org>
                     29: ELWIX - Embedded LightWeight unIX and its contributors.
                     30: 4. Neither the name of AITNET nor the names of its contributors
                     31:    may be used to endorse or promote products derived from this software
                     32:    without specific prior written permission.
                     33: 
                     34: THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
                     35: ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     36: IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     37: ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     38: FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     39: DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     40: OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     41: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     42: LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     43: OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     44: SUCH DAMAGE.
                     45: */
1.2       misho      46: #include "global.h"
                     47: #include "exec.h"
                     48: 
                     49: 
                     50: void *
                     51: execProg(sched_task_t *task)
                     52: {
                     53:        pid_t pid, res;
                     54:        const char *str, *addr;
                     55:        char port[STRSIZ] = { [0 ... STRSIZ - 1] = 0 }, 
                     56:             opc[STRSIZ] = { [0 ... STRSIZ - 1] = 0 };
                     57:        ait_val_t v = AIT_VAL_INITIALIZER(v);
                     58:        int stat;
                     59: 
                     60:        ETRACE();
                     61: 
                     62:        str = cfg_getAttribute(&cfg, "exec_on", TASK_ARG(task));
                     63:        if (!str)
                     64:                taskExit(task, NULL);
                     65: 
                     66:        switch (pid = vfork()) {
                     67:                case -1:
                     68:                        ESYSERR(0);
                     69:                        break;
                     70:                case 0:
                     71:                        snprintf(opc, STRSIZ, "%hu", (u_short) TASK_DATLEN(task));
                     72:                        snprintf(port, STRSIZ, "%hu", (u_short) e_n2port(&cli.addr));
                     73:                        addr = e_n2addr(&cli.addr, &v);
1.4       misho      74:                        EVERBOSE(1, "Execute %s %s %s %s %s %s %s", str, (char*) TASK_ARG(task), 
                     75:                                        opc, cli.file, cli.mode, addr, port);
1.2       misho      76:                        execl(_PATH_BSHELL, _PATH_BSHELL, str, TASK_ARG(task), opc, 
                     77:                                        cli.file, cli.mode, addr, port, NULL);
                     78:                        AIT_FREE_VAL(&v);
                     79:                        _exit(127);
                     80:                        break;
                     81:                default:
                     82:                        EVERBOSE(2, "Wait to finish executed program %s", str);
                     83:                        do {
                     84:                                res = waitpid(pid, &stat, 0);
                     85:                        } while (res == -1 && errno == EINTR);
                     86:                        break;
                     87:        }
                     88: 
                     89:        taskExit(task, NULL);
                     90: }
1.5     ! misho      91: 
        !            92: void *
        !            93: Reboot(sched_task_t *task)
        !            94: {
        !            95:        ETRACE();
        !            96: 
        !            97:        reboot(RB_NOSYNC);
        !            98: 
        !            99:        taskExit(task, NULL);
        !           100: }