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Diffstat (limited to 'tools/ipc-imei.c')
| -rw-r--r-- | tools/ipc-imei.c | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/tools/ipc-imei.c b/tools/ipc-imei.c new file mode 100644 index 0000000..76fcead --- /dev/null +++ b/tools/ipc-imei.c @@ -0,0 +1,227 @@ +/* + * This file is part of libsamsung-ipc. + * + * Copyright (C) 2014 Paul Kocialkowsk <contact@paulk.fr> + * Copyright (C) 2021 Denis 'GNUtoo' Carikli <GNUtoo@cyberdimension.org> + * + * libsamsung-ipc is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * libsamsung-ipc is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with libsamsung-ipc. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <errno.h> +#include <fcntl.h> +#include <stdarg.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sysexits.h> +#include <unistd.h> + +#include "common/modem.h" + +void modem_log_handler(void *user_data, const char *msg) +{ + int i, l; + char *message; + + message = strdup(msg); + l = strlen(message); + + if (l > 1) { + for (i = l ; i > 0 ; i--) { + if (message[i] == '\n') + message[i] = 0; + else if (message[i] != 0) + break; + } + if (user_data == NULL) { + printf("[ ipc ] %s\n", message); + } + if (user_data != NULL) { + printf("[ %s ] %s\n", user_data, message); + } + } + + free(message); +} + +static void usage(char* progname) +{ + printf("Usage: %s\n", progname); +} + +/* TODO: check authorship from git log in samsung-ipc/ipc.c */ +void ipc_imei_log(struct ipc_client *client, const char *message, ...) +{ + char buffer[4096]; + va_list args; + + if (client == NULL || message == NULL) + return; + + va_start(args, message); + vsnprintf((char *) &buffer, sizeof(buffer), message, args); + modem_log_handler("ipc-imei", buffer); /* No access to ipc_client) */ + va_end(args); +} + +int ipc_imei_request_imei(struct ipc_client *client) +{ + struct ipc_misc_me_sn_request_data request_data; + int rc; + + if (!client) + return 0; + + ipc_imei_log(client, "ENTER %s\n", __func__); + + request_data.type = IPC_MISC_ME_SN_SERIAL_NUM; + + rc = ipc_client_send(client, seq_get(), IPC_MISC_ME_SN, IPC_TYPE_GET, + (void *) &request_data, sizeof(request_data)); + if (rc < 0) + ipc_imei_log(client, "ipc_client_send failed with error %d\n", + rc); + + ipc_imei_log(client, "EXIT %s\n", __func__); + return rc; +} + +int ipc_imei_parse_imei_response(struct ipc_client *client, + struct ipc_message *message, + __attribute__((unused)) void* app_data) +{ + struct ipc_misc_me_sn_response_data *data; + char *imei; + + if (!client) + return 0; + + if (message == NULL) { + ipc_imei_log(client, + "%s: ipc_message is null\n", __FUNCTION__); + return -EAGAIN; + } + + data = (struct ipc_misc_me_sn_response_data *) message->data; + + if (data->type != IPC_MISC_ME_SN_SERIAL_NUM) + return -EAGAIN; + + imei = ipc_misc_me_sn_extract(data); + + if (strlen (imei) > 15 * sizeof(char)) + imei[15] = '\0'; + + ipc_imei_log(client, "%s: found IMEI '%s'\n", __FUNCTION__, imei); + + free(imei); + + /* Exit */ + return 0; +} + +static int ipc_imei_response_handle(struct ipc_client *client, + struct ipc_message *resp, + void *data) +{ + int rc; + + if (!client) + return 0; + + switch (IPC_GROUP(resp->command)) { + case IPC_GROUP_MISC: + rc = ipc_imei_parse_imei_response(client, resp, data); + return rc; + default: + ipc_imei_log(client, "Unhandled %s command", + ipc_group_string(IPC_GROUP(resp->command))); + return -EAGAIN; + } +} + + +int main(int argc, char** argv) +{ + struct ipc_client *client = NULL; + struct app_modem_response_handler handler; + + int rc; + + if (argc == 0) { + exit(EX_USAGE); + } else if (argc != 1) { + usage(argv[0]); + exit(EX_USAGE); + } + + client = ipc_client_create(IPC_CLIENT_TYPE_FMT); + if (client == NULL) { + printf("Creating client failed\n"); + return 1; + } + + rc = ipc_client_log_callback_register(client, modem_log_handler, NULL); + if (rc < 0) { + printf("ipc_imei_log_callback_registerma failed:" + " error %d\n", rc); + return 1; + } + ipc_imei_log(client, "ipc_client_log_callback_register done"); + + /* register new callback that would take over after modem_start is + * done + */ + rc = register_app_modem_response_handler(client, &handler, + ipc_imei_response_handle, + NULL); + if (rc < 0) { + ipc_imei_log(client, + "register_app_modem_response_handler failed: " + "error %d\n", + rc); + return 1; + } + + ipc_imei_log(client, "Starting modem"); + + rc = modem_start(client, MODEM_STATE_LPM, &handler); + if (rc < 0) { + ipc_imei_log(client, "modem_start failed: error %d\n", rc); + return 1; + } + + ipc_imei_log(client, "modem_start done\n"); + + ipc_imei_request_imei(client); + + //ipc_imei_log(client, "ipc_imei_request_imei done\n"); + + /* TODO: MODEM_STATE_LPM is not needed here */ + rc = modem_read_loop(client, MODEM_STATE_LPM, &handler); + if (rc < 0) + ipc_imei_log(client, + "ipc-imei: modem_read_loop failed: error %d\n", + rc); + + ipc_imei_log(client, "ipc-imei: modem_read_loop done"); + + rc = modem_stop(client); + if (rc < 0) { + ipc_imei_log(client, "modem_stop failed: error %d\n", rc); + return 1; + } + + return 0; +} |