1/* //device/system/toolbox/resetradio.c
2**
3** Copyright 2006, The Android Open Source Project
4**
5** Licensed under the Apache License, Version 2.0 (the "License");
6** you may not use this file except in compliance with the License.
7** You may obtain a copy of the License at
8**
9**     http://www.apache.org/licenses/LICENSE-2.0
10**
11** Unless required by applicable law or agreed to in writing, software
12** distributed under the License is distributed on an "AS IS" BASIS,
13** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14** See the License for the specific language governing permissions and
15** limitations under the License.
16*/
17
18#include <stdio.h>
19#include <stdlib.h>
20#include <unistd.h>
21#include <cutils/sockets.h>
22
23#define SOCKET_NAME_RIL_DEBUG	"rild-debug"	/* from ril.cpp */
24#define SOCKET_NAME_RIL2_DEBUG	"rild2-debug"
25
26enum options {
27    RADIO_RESET,
28    RADIO_OFF,
29    UNSOL_NETWORK_STATE_CHANGE,
30    QXDM_ENABLE,
31    QXDM_DISABLE,
32    RADIO_ON,
33    SETUP_PDP,
34    DEACTIVATE_PDP,
35    DIAL_CALL,
36    ANSWER_CALL,
37    END_CALL,
38};
39
40
41static void print_usage() {
42    perror("Usage: radiooptions [option] [extra_socket_args]\n\
43           0 - RADIO_RESET, \n\
44           1 - RADIO_OFF, \n\
45           2 - UNSOL_NETWORK_STATE_CHANGE, \n\
46           3 - QXDM_ENABLE, \n\
47           4 - QXDM_DISABLE, \n\
48           5 - RADIO_ON, \n\
49           6 apn- SETUP_PDP apn, \n\
50           7 - DEACTIVE_PDP, \n\
51           8 number - DIAL_CALL number, \n\
52           9 - ANSWER_CALL, \n\
53           10 - END_CALL \n\
54          The argument before the last one must be SIM slot \n\
55           0 - SIM1, \n\
56           1 - SIM2, \n\
57           2 - SIM3, \n\
58           3 - SIM4, \n\
59          The last argument must be modem-socket style \n\
60           0 - one modem for one debug-socket, \n\
61           1 - one modem for multiple debug socket \n");
62}
63
64static int error_check(int argc, char * argv[]) {
65    if (argc < 2) {
66        return -1;
67    }
68    const int option = atoi(argv[1]);
69    if (option < 0 || option > 10) {
70        return 0;
71    } else if ((option == DIAL_CALL || option == SETUP_PDP) && argc == 5) {
72        return 0;
73    } else if ((option != DIAL_CALL && option != SETUP_PDP) && argc == 4) {
74        return 0;
75    }
76    return -1;
77}
78
79static int get_number_args(char *argv[]) {
80    const int option = atoi(argv[1]);
81    if (option != DIAL_CALL && option != SETUP_PDP) {
82        return 3;
83    } else {
84        return 4;
85    }
86}
87
88int main(int argc, char *argv[])
89{
90    int fd;
91    int num_socket_args = 0;
92    int i  = 0;
93    int modem_socket_type = 0;
94    int sim_id = 0;
95    char socket_name[20];
96
97    if(error_check(argc, argv)) {
98        print_usage();
99        exit(-1);
100    }
101
102    num_socket_args = get_number_args(argv);
103    modem_socket_type = atoi(argv[(num_socket_args-1)]);
104    sim_id = atoi(argv[(num_socket_args-2)]);
105    memset(socket_name, 0, sizeof(char)*20);
106    if (sim_id == 0 || modem_socket_type == 1) {
107        strncpy(socket_name, SOCKET_NAME_RIL_DEBUG, 19);
108    } else if (sim_id == 1) {
109        strncpy(socket_name, SOCKET_NAME_RIL2_DEBUG, 19);
110    }
111
112    fd = socket_local_client(socket_name,
113                                 ANDROID_SOCKET_NAMESPACE_RESERVED,
114                                 SOCK_STREAM);
115    if (fd < 0) {
116        perror ("opening radio debug socket");
117        exit(-1);
118    }
119
120
121    /* It is not necessacry to pass the argument "modem-socket style" to rild */
122    num_socket_args--;
123    int ret = send(fd, (const void *)&num_socket_args, sizeof(int), 0);
124    if(ret != sizeof(int)) {
125        perror ("Socket write error when sending num args");
126        close(fd);
127        exit(-1);
128    }
129
130    for (i = 0; i < num_socket_args; i++) {
131        // Send length of the arg, followed by the arg.
132        int len = strlen(argv[1 + i]);
133        ret = send(fd, &len, sizeof(int), 0);
134        if (ret != sizeof(int)) {
135            perror("Socket write Error: when sending arg length");
136            close(fd);
137            exit(-1);
138        }
139        ret = send(fd, argv[1 + i], sizeof(char) * len, 0);
140        if (ret != len * sizeof(char)) {
141            perror ("Socket write Error: When sending arg");
142            close(fd);
143            exit(-1);
144        }
145    }
146
147    close(fd);
148    return 0;
149}
150