hfp_hf: Reorganize common code into hfpmodem

1 files changed, 304 insertions, 0 deletions

diff --git a/drivers/hfpmodem/slc.c b/drivers/hfpmodem/slc.c
new file mode 100644
index 00000000..f9eca22d
--- /dev/null
+++ b/drivers/hfpmodem/slc.c
@@ -0,0 +1,304 @@
+/*
+ *
+ *  oFono - Open Source Telephony
+ *
+ *  Copyright (C) 2008-2011  Intel Corporation. All rights reserved.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ *
+ *  This program 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 this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#define _GNU_SOURCE
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+#include <glib.h>
+#include <gatchat.h>
+#include <gatresult.h>
+
+#include <ofono/log.h>
+#include <ofono/modem.h>
+#include <ofono/emulator.h>
+
+#include <drivers/atmodem/atutil.h>
+
+#include "slc.h"
+
+static const char *brsf_prefix[] = { "+BRSF:", NULL };
+static const char *cind_prefix[] = { "+CIND:", NULL };
+static const char *cmer_prefix[] = { "+CMER:", NULL };
+static const char *chld_prefix[] = { "+CHLD:", NULL };
+
+struct slc_establish_data {
+	gint ref_count;
+	struct hfp_slc_info *info;
+	hfp_slc_cb_t failed_cb;
+	hfp_slc_cb_t connect_cb;
+	gpointer userdata;
+};
+
+void hfp_slc_info_init(struct hfp_slc_info *info)
+{
+	info->ag_features = 0;
+	info->ag_mpty_features = 0;
+
+	info->hf_features = HFP_HF_FEATURE_3WAY;
+	info->hf_features |= HFP_HF_FEATURE_CLIP;
+	info->hf_features |= HFP_HF_FEATURE_REMOTE_VOLUME_CONTROL;
+	info->hf_features |= HFP_HF_FEATURE_ENHANCED_CALL_STATUS;
+	info->hf_features |= HFP_HF_FEATURE_ENHANCED_CALL_CONTROL;
+
+	memset(info->cind_val, 0, sizeof(info->cind_val));
+	memset(info->cind_pos, 0, sizeof(info->cind_pos));
+}
+
+static void slc_establish_data_unref(gpointer userdata)
+{
+	struct slc_establish_data *sed = userdata;
+
+	if (g_atomic_int_dec_and_test(&sed->ref_count))
+		g_free(sed);
+}
+
+static void slc_establish_data_ref(struct slc_establish_data *sed)
+{
+	g_atomic_int_inc(&sed->ref_count);
+}
+
+static void slc_failed(struct slc_establish_data *sed)
+{
+	sed->failed_cb(sed->userdata);
+}
+
+static void slc_established(struct slc_establish_data *sed)
+{
+	struct hfp_slc_info *info = sed->info;
+
+	g_at_chat_send(info->chat, "AT+CMEE=1", NULL, NULL, NULL, NULL);
+	sed->connect_cb(sed->userdata);
+}
+
+static void chld_cb(gboolean ok, GAtResult *result, gpointer user_data)
+{
+	struct slc_establish_data *sed = user_data;
+	struct hfp_slc_info *info = sed->info;
+	unsigned int ag_mpty_feature = 0;
+	GAtResultIter iter;
+	const char *str;
+
+	if (!ok)
+		goto error;
+
+	g_at_result_iter_init(&iter, result);
+
+	if (!g_at_result_iter_next(&iter, "+CHLD:"))
+		goto error;
+
+	if (!g_at_result_iter_open_list(&iter))
+		goto error;
+
+	while (g_at_result_iter_next_unquoted_string(&iter, &str)) {
+		if (!strcmp(str, "0"))
+			ag_mpty_feature |= AG_CHLD_0;
+		else if (!strcmp(str, "1"))
+			ag_mpty_feature |= AG_CHLD_1;
+		else if (!strcmp(str, "1x"))
+			ag_mpty_feature |= AG_CHLD_1x;
+		else if (!strcmp(str, "2"))
+			ag_mpty_feature |= AG_CHLD_2;
+		else if (!strcmp(str, "2x"))
+			ag_mpty_feature |= AG_CHLD_2x;
+		else if (!strcmp(str, "3"))
+			ag_mpty_feature |= AG_CHLD_3;
+		else if (!strcmp(str, "4"))
+			ag_mpty_feature |= AG_CHLD_4;
+	}
+
+	if (!g_at_result_iter_close_list(&iter))
+		goto error;
+
+	info->ag_mpty_features = ag_mpty_feature;
+
+	slc_established(sed);
+	return;
+
+error:
+	slc_failed(sed);
+}
+
+static void cmer_cb(gboolean ok, GAtResult *result, gpointer user_data)
+{
+	struct slc_establish_data *sed = user_data;
+	struct hfp_slc_info *info = sed->info;
+
+	if (!ok) {
+		slc_failed(sed);
+		return;
+	}
+
+	if (info->ag_features & HFP_AG_FEATURE_3WAY) {
+		slc_establish_data_ref(sed);
+		g_at_chat_send(info->chat, "AT+CHLD=?", chld_prefix,
+				chld_cb, sed, slc_establish_data_unref);
+	} else
+		slc_established(sed);
+}
+
+static void cind_status_cb(gboolean ok, GAtResult *result,
+				gpointer user_data)
+{
+	struct slc_establish_data *sed = user_data;
+	struct hfp_slc_info *info = sed->info;
+	GAtResultIter iter;
+	int index;
+	int value;
+
+	if (!ok)
+		goto error;
+
+	g_at_result_iter_init(&iter, result);
+
+	if (!g_at_result_iter_next(&iter, "+CIND:"))
+		goto error;
+
+	index = 1;
+
+	while (g_at_result_iter_next_number(&iter, &value)) {
+		int i;
+
+		for (i = 0; i < HFP_INDICATOR_LAST; i++) {
+			if (index != info->cind_pos[i])
+				continue;
+
+			info->cind_val[i] = value;
+		}
+
+		index += 1;
+	}
+
+	slc_establish_data_ref(sed);
+	g_at_chat_send(info->chat, "AT+CMER=3,0,0,1", cmer_prefix,
+				cmer_cb, sed, slc_establish_data_unref);
+	return;
+
+error:
+	slc_failed(sed);
+}
+
+static void cind_cb(gboolean ok, GAtResult *result, gpointer user_data)
+{
+	struct slc_establish_data *sed = user_data;
+	struct hfp_slc_info *info = sed->info;
+	GAtResultIter iter;
+	const char *str;
+	int index;
+	int min, max;
+
+	if (!ok)
+		goto error;
+
+	g_at_result_iter_init(&iter, result);
+	if (!g_at_result_iter_next(&iter, "+CIND:"))
+		goto error;
+
+	index = 1;
+
+	while (g_at_result_iter_open_list(&iter)) {
+		if (!g_at_result_iter_next_string(&iter, &str))
+			goto error;
+
+		if (!g_at_result_iter_open_list(&iter))
+			goto error;
+
+		while (g_at_result_iter_next_range(&iter, &min, &max))
+			;
+
+		if (!g_at_result_iter_close_list(&iter))
+			goto error;
+
+		if (!g_at_result_iter_close_list(&iter))
+			goto error;
+
+		if (g_str_equal("service", str) == TRUE)
+			info->cind_pos[HFP_INDICATOR_SERVICE] = index;
+		else if (g_str_equal("call", str) == TRUE)
+			info->cind_pos[HFP_INDICATOR_CALL] = index;
+		else if (g_str_equal("callsetup", str) == TRUE)
+			info->cind_pos[HFP_INDICATOR_CALLSETUP] = index;
+		else if (g_str_equal("callheld", str) == TRUE)
+			info->cind_pos[HFP_INDICATOR_CALLHELD] = index;
+		else if (g_str_equal("signal", str) == TRUE)
+			info->cind_pos[HFP_INDICATOR_SIGNAL] = index;
+		else if (g_str_equal("roam", str) == TRUE)
+			info->cind_pos[HFP_INDICATOR_ROAM] = index;
+		else if (g_str_equal("battchg", str) == TRUE)
+			info->cind_pos[HFP_INDICATOR_BATTCHG] = index;
+
+		index += 1;
+	}
+
+	slc_establish_data_ref(sed);
+	g_at_chat_send(info->chat, "AT+CIND?", cind_prefix,
+			cind_status_cb, sed, slc_establish_data_unref);
+	return;
+
+error:
+	slc_failed(sed);
+}
+
+static void brsf_cb(gboolean ok, GAtResult *result, gpointer user_data)
+{
+	struct slc_establish_data *sed = user_data;
+	struct hfp_slc_info *info = sed->info;
+	GAtResultIter iter;
+
+	if (!ok)
+		goto error;
+
+	g_at_result_iter_init(&iter, result);
+
+	if (!g_at_result_iter_next(&iter, "+BRSF:"))
+		goto error;
+
+	g_at_result_iter_next_number(&iter, (gint *)&info->ag_features);
+
+	slc_establish_data_ref(sed);
+	g_at_chat_send(info->chat, "AT+CIND=?", cind_prefix,
+				cind_cb, sed, slc_establish_data_unref);
+	return;
+
+error:
+	slc_failed(sed);
+}
+
+void hfp_slc_establish(struct hfp_slc_info *info, hfp_slc_cb_t connect_cb,
+			hfp_slc_cb_t failed_cb, void *userdata)
+{
+	char buf[64];
+	struct slc_establish_data *sed = g_new0(struct slc_establish_data, 1);
+
+	sed->ref_count = 1;
+	sed->connect_cb = connect_cb;
+	sed->failed_cb = failed_cb;
+	sed->userdata = userdata;
+	sed->info = info;
+
+	snprintf(buf, sizeof(buf), "AT+BRSF=%d", info->hf_features);
+	g_at_chat_send(info->chat, buf, brsf_prefix,
+				brsf_cb, sed, slc_establish_data_unref);
+}