2016-10-24 10:57:04 +00:00
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/*
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*
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* oFono - Open Source Telephony
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*
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* Copyright (C) 2016 Canonical Ltd.
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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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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <stdio.h>
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#include <netinet/in.h>
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#include <sys/socket.h>
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#include <sys/un.h>
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#include <unistd.h>
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2017-03-28 10:32:42 +00:00
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#include <string.h>
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2016-10-24 10:57:04 +00:00
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#include <ofono/types.h>
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#include <gril.h>
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#include "rilmodem-test-engine.h"
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#define MAX_REQUEST_SIZE 4096
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#define RIL_SERVER_SOCK_PATH "/tmp/unittestril"
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static GMainLoop *mainloop;
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struct engine_data {
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int server_sk;
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int connected_sk;
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guint connection_watch;
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rilmodem_test_engine_cb_t connect_func;
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GIOChannel *server_io;
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char *sock_name;
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struct rilmodem_test_data rtd;
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int step_i;
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void *user_data;
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};
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static void send_parcel(struct engine_data *ed)
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{
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GIOStatus status;
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gsize wbytes;
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const struct rilmodem_test_step *step = &ed->rtd.steps[ed->step_i];
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status = g_io_channel_write_chars(ed->server_io,
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step->parcel_data,
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step->parcel_size,
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&wbytes, NULL);
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g_assert(wbytes == step->parcel_size);
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g_assert(status == G_IO_STATUS_NORMAL);
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status = g_io_channel_flush(ed->server_io, NULL);
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g_assert(status == G_IO_STATUS_NORMAL);
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rilmodem_test_engine_next_step(ed);
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}
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static gboolean on_rx_data(GIOChannel *chan, GIOCondition cond, gpointer data)
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{
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struct engine_data *ed = data;
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GIOStatus status;
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gsize rbytes;
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gchar *buf;
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const struct rilmodem_test_step *step;
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/* We have closed the socket */
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if (cond == G_IO_NVAL)
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return FALSE;
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buf = g_malloc0(MAX_REQUEST_SIZE);
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status = g_io_channel_read_chars(ed->server_io, buf, MAX_REQUEST_SIZE,
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&rbytes, NULL);
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g_assert(status == G_IO_STATUS_NORMAL);
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/* Check this is the expected step */
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step = &ed->rtd.steps[ed->step_i];
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g_assert(step->type == TST_EVENT_RECEIVE);
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g_assert(rbytes == step->parcel_size);
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/* validate received parcel */
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g_assert(!memcmp(buf, step->parcel_data, rbytes));
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rilmodem_test_engine_next_step(ed);
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return TRUE;
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}
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static gboolean on_socket_connected(GIOChannel *chan, GIOCondition cond,
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gpointer data)
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{
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struct engine_data *ed = data;
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struct sockaddr saddr;
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unsigned int len = sizeof(saddr);
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GIOStatus status;
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g_assert(cond == G_IO_IN);
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ed->connected_sk = accept(ed->server_sk, &saddr, &len);
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g_assert(ed->connected_sk != -1);
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ed->server_io = g_io_channel_unix_new(ed->connected_sk);
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g_assert(ed->server_io != NULL);
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status = g_io_channel_set_encoding(ed->server_io, NULL, NULL);
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g_assert(status == G_IO_STATUS_NORMAL);
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g_io_channel_set_buffered(ed->server_io, FALSE);
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g_io_channel_set_close_on_unref(ed->server_io, TRUE);
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if (ed->connect_func)
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ed->connect_func(ed->user_data);
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ed->connection_watch =
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g_io_add_watch_full(ed->server_io, G_PRIORITY_DEFAULT,
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G_IO_IN | G_IO_HUP | G_IO_ERR | G_IO_NVAL,
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on_rx_data, ed, NULL);
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g_io_channel_unref(ed->server_io);
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return FALSE;
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}
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void rilmodem_test_engine_remove(struct engine_data *ed)
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{
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if (ed->connection_watch)
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g_source_remove(ed->connection_watch);
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g_assert(ed->server_sk);
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close(ed->server_sk);
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remove(ed->sock_name);
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g_free(ed->sock_name);
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g_free(ed);
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}
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struct engine_data *rilmodem_test_engine_create(
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rilmodem_test_engine_cb_t connect,
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const struct rilmodem_test_data *test_data,
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void *data)
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{
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GIOChannel *io;
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struct sockaddr_un addr;
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int retval;
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struct engine_data *ed;
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ed = g_new0(struct engine_data, 1);
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ed->connect_func = connect;
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ed->user_data = data;
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ed->rtd = *test_data;
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ed->server_sk = socket(AF_UNIX, SOCK_STREAM, 0);
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g_assert(ed->server_sk);
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ed->sock_name =
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g_strdup_printf(RIL_SERVER_SOCK_PATH"%u", (unsigned) getpid());
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memset(&addr, 0, sizeof(addr));
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addr.sun_family = AF_UNIX;
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strncpy(addr.sun_path, ed->sock_name, sizeof(addr.sun_path) - 1);
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/* Unlink any existing socket for this session */
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unlink(addr.sun_path);
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retval = bind(ed->server_sk, (struct sockaddr *) &addr, sizeof(addr));
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g_assert(retval >= 0);
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retval = listen(ed->server_sk, 0);
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g_assert(retval >= 0);
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io = g_io_channel_unix_new(ed->server_sk);
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g_assert(io != NULL);
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g_io_channel_set_close_on_unref(io, TRUE);
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g_io_add_watch_full(io, G_PRIORITY_DEFAULT,
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G_IO_IN | G_IO_HUP | G_IO_ERR | G_IO_NVAL,
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on_socket_connected, ed, NULL);
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g_io_channel_unref(io);
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return ed;
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}
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void rilmodem_test_engine_write_socket(struct engine_data *ed,
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const unsigned char *buf,
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const size_t buf_len)
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{
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GIOStatus status;
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gsize wbytes;
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status = g_io_channel_write_chars(ed->server_io,
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(const char *) buf,
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buf_len,
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&wbytes, NULL);
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g_assert(status == G_IO_STATUS_NORMAL);
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status = g_io_channel_flush(ed->server_io, NULL);
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g_assert(status == G_IO_STATUS_NORMAL);
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}
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const char *rilmodem_test_engine_get_socket_name(struct engine_data *ed)
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{
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return ed->sock_name;
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}
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static gboolean action_call(gpointer data)
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{
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struct engine_data *ed = data;
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const struct rilmodem_test_step *step;
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step = &ed->rtd.steps[ed->step_i];
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step->call_action(ed->user_data);
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return FALSE;
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}
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void rilmodem_test_engine_next_step(struct engine_data *ed)
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{
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const struct rilmodem_test_step *step;
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ed->step_i++;
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if (ed->step_i >= ed->rtd.num_steps) {
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/* Finish the test */
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g_main_loop_quit(mainloop);
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return;
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}
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step = &ed->rtd.steps[ed->step_i];
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/* If next step is an action, execute it */
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switch (step->type) {
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case TST_ACTION_SEND:
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send_parcel(ed);
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break;
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case TST_ACTION_CALL:
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g_idle_add(action_call, ed);
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break;
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case TST_EVENT_RECEIVE:
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case TST_EVENT_CALL:
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break;
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};
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}
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const struct rilmodem_test_step *rilmodem_test_engine_get_current_step(
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struct engine_data *ed)
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{
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const struct rilmodem_test_step *step = &ed->rtd.steps[ed->step_i];
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return step;
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}
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void rilmodem_test_engine_start(struct engine_data *ed)
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{
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mainloop = g_main_loop_new(NULL, FALSE);
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g_main_loop_run(mainloop);
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g_main_loop_unref(mainloop);
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}
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