4 * Copyright (C) 2005 Kay Sievers <kay.sievers@vrfy.org>
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the
8 * Free Software Foundation version 2 of the License.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 675 Mass Ave, Cambridge, MA 02139, USA.
21 #include <sys/types.h>
22 #include <sys/socket.h>
32 #include <linux/stddef.h>
35 #include "udev_version.h"
37 #include "udev_utils.h"
40 /* global variables */
45 void log_message (int priority, const char *format, ...)
52 va_start(args, format);
53 vsyslog(priority, format, args);
59 int main(int argc, char *argv[], char *envp[])
61 static struct udevd_msg usend_msg;
62 struct sockaddr_un saddr;
69 env = getenv("UDEV_LOG");
71 log = log_priority(env);
73 logging_init("udevcontrol");
74 dbg("version %s", UDEV_VERSION);
77 err("error finding comand");
81 memset(&usend_msg, 0x00, sizeof(struct udevd_msg));
82 strcpy(usend_msg.magic, UDEV_MAGIC);
84 if (!strcmp(argv[1], "stop_exec_queue"))
85 usend_msg.type = UDEVD_STOP_EXEC_QUEUE;
86 else if (!strcmp(argv[1], "start_exec_queue"))
87 usend_msg.type = UDEVD_START_EXEC_QUEUE;
88 else if (!strncmp(argv[1], "log_priority=", strlen("log_priority="))) {
89 intval = (int *) usend_msg.envbuf;
90 val = &argv[1][strlen("log_priority=")];
91 usend_msg.type = UDEVD_SET_LOG_LEVEL;
92 *intval = log_priority(val);
93 info("send log_priority=%i", *intval);
94 } else if (!strncmp(argv[1], "max_childs=", strlen("max_childs="))) {
95 intval = (int *) usend_msg.envbuf;
96 val = &argv[1][strlen("max_childs=")];
97 usend_msg.type = UDEVD_SET_MAX_CHILDS;
99 info("send max_childs=%i", *intval);
101 err("error parsing command\n");
105 sock = socket(AF_LOCAL, SOCK_DGRAM, 0);
107 err("error getting socket");
111 memset(&saddr, 0x00, sizeof(struct sockaddr_un));
112 saddr.sun_family = AF_LOCAL;
113 /* use abstract namespace for socket path */
114 strcpy(&saddr.sun_path[1], UDEVD_SOCK_PATH);
115 addrlen = offsetof(struct sockaddr_un, sun_path) + strlen(saddr.sun_path+1) + 1;
118 retval = sendto(sock, &usend_msg, sizeof(usend_msg), 0, (struct sockaddr *)&saddr, addrlen);
120 info("error sending message (%s)", strerror(errno));
123 dbg("sent message type=0x%02x, %u bytes sent", usend_msg.type, retval);