145 lines
2.9 KiB
C
145 lines
2.9 KiB
C
/*
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* wlantest controller
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* Copyright (c) 2010, Jouni Malinen <j@w1.fi>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* Alternatively, this software may be distributed under the terms of BSD
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* license.
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*
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* See README and COPYING for more details.
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*/
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#include "utils/includes.h"
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#include <sys/un.h>
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#include "utils/common.h"
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#include "wlantest_ctrl.h"
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static int cmd_simple(int s, enum wlantest_ctrl_cmd cmd)
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{
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char buf[4];
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int res;
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enum wlantest_ctrl_cmd resp;
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WPA_PUT_BE32(buf, cmd);
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if (send(s, buf, 4, 0) < 0)
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return -1;
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res = recv(s, buf, sizeof(buf), 0);
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if (res < 4)
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return -1;
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resp = WPA_GET_BE32(buf);
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if (resp == WLANTEST_CTRL_SUCCESS)
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printf("OK\n");
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else if (resp == WLANTEST_CTRL_FAILURE)
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printf("FAIL\n");
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else if (resp == WLANTEST_CTRL_UNKNOWN_CMD)
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printf("Unknown command\n");
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return resp == WLANTEST_CTRL_SUCCESS ? 0 : -1;
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}
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static int cmd_ping(int s, int argc, char *argv[])
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{
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return cmd_simple(s, WLANTEST_CTRL_PING) == 0;
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}
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static int cmd_terminate(int s, int argc, char *argv[])
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{
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return cmd_simple(s, WLANTEST_CTRL_TERMINATE);
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}
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struct wlantest_cli_cmd {
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const char *cmd;
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int (*handler)(int s, int argc, char *argv[]);
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const char *usage;
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};
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static const struct wlantest_cli_cmd wlantest_cli_commands[] = {
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{ "ping", cmd_ping, "= test connection to wlantest" },
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{ "terminate", cmd_terminate, "= terminate wlantest" },
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{ NULL, NULL, NULL }
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};
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static int ctrl_command(int s, int argc, char *argv[])
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{
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const struct wlantest_cli_cmd *cmd, *match = NULL;
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int count = 0;
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int ret = 0;
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for (cmd = wlantest_cli_commands; cmd->cmd; cmd++) {
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if (os_strncasecmp(cmd->cmd, argv[0], os_strlen(argv[0])) == 0)
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{
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match = cmd;
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if (os_strcasecmp(cmd->cmd, argv[0]) == 0) {
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/* exact match */
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count = 1;
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break;
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}
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count++;
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}
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}
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if (count > 1) {
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printf("Ambiguous command '%s'; possible commands:", argv[0]);
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for (cmd = wlantest_cli_commands; cmd->cmd; cmd++) {
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if (os_strncasecmp(cmd->cmd, argv[0],
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os_strlen(argv[0])) == 0) {
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printf(" %s", cmd->cmd);
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}
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cmd++;
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}
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printf("\n");
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ret = 1;
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} else if (count == 0) {
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printf("Unknown command '%s'\n", argv[0]);
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ret = 1;
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} else {
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ret = match->handler(s, argc - 1, &argv[1]);
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}
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return ret;
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}
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int main(int argc, char *argv[])
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{
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int s;
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struct sockaddr_un addr;
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int ret = 0;
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s = socket(AF_UNIX, SOCK_SEQPACKET, 0);
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if (s < 0) {
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perror("socket");
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return -1;
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}
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os_memset(&addr, 0, sizeof(addr));
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addr.sun_family = AF_UNIX;
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os_strlcpy(addr.sun_path + 1, WLANTEST_SOCK_NAME,
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sizeof(addr.sun_path) - 1);
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if (connect(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
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perror("connect");
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close(s);
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return -1;
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}
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if (argc > 1) {
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ret = ctrl_command(s, argc - 1, &argv[1]);
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if (ret < 0)
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printf("FAIL\n");
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} else {
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/* TODO: interactive */
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}
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close(s);
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return ret;
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}
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