[PATCH v3 1/3] build: Add skeleton for BlueZ Android

[PATCH v3 1/3] build: Add skeleton for BlueZ Android

[Frederic Danis]

---
 Makefile.am         |    4 +++-
 Makefile.android    |    4 ++++
 android/Android.mk  |    5 +++++
 bootstrap-configure |    3 ++-
 configure.ac        |    4 ++++
 5 files changed, 18 insertions(+), 2 deletions(-)
 create mode 100644 Makefile.android
 create mode 100644 android/Android.mk

diff --git a/Makefile.am b/Makefile.am
index 4e4b1c5..51204f4 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -179,6 +179,7 @@ test_scripts =
 
 include Makefile.tools
 include Makefile.obexd
+include Makefile.android
 
 if HID2HCI
 rulesdir = @UDEV_DIR@/rules.d
@@ -293,7 +294,8 @@ pkgconfig_DATA = lib/bluez.pc
 endif
 
 DISTCHECK_CONFIGURE_FLAGS = --disable-datafiles --enable-library \
-					--disable-systemd --disable-udev
+					--disable-systemd --disable-udev \
+					--enable-android
 
 DISTCLEANFILES = $(pkgconfig_DATA)
 
diff --git a/Makefile.android b/Makefile.android
new file mode 100644
index 0000000..5e43730
--- /dev/null
+++ b/Makefile.android
@@ -0,0 +1,4 @@
+
+if ANDROID
+EXTRA_DIST += android/Android.mk
+endif
diff --git a/android/Android.mk b/android/Android.mk
new file mode 100644
index 0000000..31e2c1e
--- /dev/null
+++ b/android/Android.mk
@@ -0,0 +1,5 @@
+LOCAL_PATH := $(call my-dir)
+
+# Retrieve BlueZ version from configure.ac file
+BLUEZ_VERSION := $(shell grep ^AC_INIT $(LOCAL_PATH)/../configure.ac | cpp -P -D'AC_INIT(_,v)=v')
+
diff --git a/bootstrap-configure b/bootstrap-configure
index 7a6e7d1..8bde920 100755
--- a/bootstrap-configure
+++ b/bootstrap-configure
@@ -12,4 +12,5 @@ fi
 		--sysconfdir=/etc \
 		--localstatedir=/var \
 		--enable-experimental \
-		--disable-datafiles $*
+		--disable-datafiles \
+		--enable-android $*
diff --git a/configure.ac b/configure.ac
index 41c2935..22ab240 100644
--- a/configure.ac
+++ b/configure.ac
@@ -242,4 +242,8 @@ AC_DEFINE_UNQUOTED(CONFIGDIR, "${configdir}",
 			[Directory for the configuration files])
 AC_SUBST(CONFIGDIR, "${configdir}")
 
+AC_ARG_ENABLE(android, AC_HELP_STRING([--enable-android],
+			[enable BlueZ Android]), [android=${enableval}])
+AM_CONDITIONAL(ANDROID, test "${android}" = "yes")
+
 AC_OUTPUT(Makefile src/bluetoothd.8 lib/bluez.pc)
-- 
1.7.9.5

[PATCH v3 2/3] android: Add skeleton of BlueZ Android daemon

[Frederic Danis]

Define local mapping to glib path, otherwise this has to be inside central
place in the build repository.

Retrieve Bluetooth version from configure.ac.
---
 .gitignore         |    2 +
 Makefile.android   |    5 +++
 android/Android.mk |   24 ++++++++++++
 android/main.c     |  110 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 141 insertions(+)
 create mode 100644 android/main.c

diff --git a/.gitignore b/.gitignore
index 8a25a3e..3707209 100644
--- a/.gitignore
+++ b/.gitignore
@@ -98,3 +98,5 @@ unit/test-gobex-packet
 unit/test-gobex-transfer
 unit/test-*.log
 unit/test-*.trs
+
+android/bluetoothd
diff --git a/Makefile.android b/Makefile.android
index 5e43730..e056dce 100644
--- a/Makefile.android
+++ b/Makefile.android
@@ -1,4 +1,9 @@
 
 if ANDROID
+noinst_PROGRAMS += android/bluetoothd
+
+android_bluetoothd_SOURCES = android/main.c
+android_bluetoothd_LDADD = @GLIB_LIBS@
+
 EXTRA_DIST += android/Android.mk
 endif
diff --git a/android/Android.mk b/android/Android.mk
index 31e2c1e..fc3d6c2 100644
--- a/android/Android.mk
+++ b/android/Android.mk
@@ -3,3 +3,27 @@ LOCAL_PATH := $(call my-dir)
 # Retrieve BlueZ version from configure.ac file
 BLUEZ_VERSION := $(shell grep ^AC_INIT $(LOCAL_PATH)/../configure.ac | cpp -P -D'AC_INIT(_,v)=v')
 
+# Specify pathmap for glib
+pathmap_INCL += glib:external/bluetooth/glib
+
+#
+# Android BlueZ daemon (bluetoothd)
+#
+
+include $(CLEAR_VARS)
+
+LOCAL_SRC_FILES := \
+	main.c \
+
+LOCAL_C_INCLUDES := \
+	$(call include-path-for, glib) \
+	$(call include-path-for, glib)/glib \
+
+LOCAL_CFLAGS := -DVERSION=\"$(BLUEZ_VERSION)\"
+
+LOCAL_SHARED_LIBRARIES := \
+	libglib \
+
+LOCAL_MODULE := bluetoothd
+
+include $(BUILD_EXECUTABLE)
diff --git a/android/main.c b/android/main.c
new file mode 100644
index 0000000..1dba2d4
--- /dev/null
+++ b/android/main.c
@@ -0,0 +1,110 @@
+/*
+ *
+ *  BlueZ - Bluetooth protocol stack for Linux
+ *
+ *  Copyright (C) 2013  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 as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  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
+
+#include <signal.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdbool.h>
+#include <string.h>
+
+#include <glib.h>
+
+#define SHUTDOWN_GRACE_SECONDS 10
+
+static GMainLoop *event_loop;
+
+static gboolean quit_eventloop(gpointer user_data)
+{
+	g_main_loop_quit(event_loop);
+
+	return FALSE;
+}
+
+static void sig_term(int sig)
+{
+	static bool __terminated = false;
+
+	if (!__terminated) {
+		g_timeout_add_seconds(SHUTDOWN_GRACE_SECONDS,
+						quit_eventloop, NULL);
+	}
+
+	__terminated = true;
+}
+
+static gboolean option_detach = TRUE;
+static gboolean option_version = FALSE;
+
+static GOptionEntry options[] = {
+	{ "nodetach", 'n', G_OPTION_FLAG_REVERSE,
+				G_OPTION_ARG_NONE, &option_detach,
+				"Run with logging in foreground", NULL },
+	{ "version", 'v', 0, G_OPTION_ARG_NONE, &option_version,
+				"Show version information and exit", NULL },
+	{ NULL }
+};
+
+int main(int argc, char *argv[])
+{
+	GOptionContext *context;
+	GError *err = NULL;
+	struct sigaction sa;
+
+	context = g_option_context_new(NULL);
+	g_option_context_add_main_entries(context, options, NULL);
+
+	if (g_option_context_parse(context, &argc, &argv, &err) == FALSE) {
+		if (err != NULL) {
+			g_printerr("%s\n", err->message);
+			g_error_free(err);
+		} else
+			g_printerr("An unknown error occurred\n");
+
+		exit(EXIT_FAILURE);
+	}
+
+	g_option_context_free(context);
+
+	if (option_version == TRUE) {
+		printf("%s\n", VERSION);
+		exit(EXIT_SUCCESS);
+	}
+
+	event_loop = g_main_loop_new(NULL, FALSE);
+
+	memset(&sa, 0, sizeof(sa));
+	sa.sa_handler = sig_term;
+	sigaction(SIGINT, &sa, NULL);
+	sigaction(SIGTERM, &sa, NULL);
+
+	g_main_loop_run(event_loop);
+
+	g_main_loop_unref(event_loop);
+
+	return EXIT_SUCCESS;
+}
-- 
1.7.9.5

[PATCH v3 3/3] android: Android version of log.c

[Frederic Danis]

Add logging system to BlueZ Android daemon.
Android build will use android/log.c file while autotools build will use
src/log.c instead.
---
 Makefile.android   |    4 +-
 android/Android.mk |    1 +
 android/log.c      |  172 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 android/main.c     |   34 +++++++++++
 4 files changed, 209 insertions(+), 2 deletions(-)
 create mode 100644 android/log.c

diff --git a/Makefile.android b/Makefile.android
index e056dce..1184e5f 100644
--- a/Makefile.android
+++ b/Makefile.android
@@ -2,8 +2,8 @@
 if ANDROID
 noinst_PROGRAMS += android/bluetoothd
 
-android_bluetoothd_SOURCES = android/main.c
+android_bluetoothd_SOURCES = android/main.c src/log.c
 android_bluetoothd_LDADD = @GLIB_LIBS@
 
-EXTRA_DIST += android/Android.mk
+EXTRA_DIST += android/Android.mk android/log.c
 endif
diff --git a/android/Android.mk b/android/Android.mk
index fc3d6c2..e3f0fd7 100644
--- a/android/Android.mk
+++ b/android/Android.mk
@@ -14,6 +14,7 @@ include $(CLEAR_VARS)
 
 LOCAL_SRC_FILES := \
 	main.c \
+	log.c \
 
 LOCAL_C_INCLUDES := \
 	$(call include-path-for, glib) \
diff --git a/android/log.c b/android/log.c
new file mode 100644
index 0000000..908f883
--- /dev/null
+++ b/android/log.c
@@ -0,0 +1,172 @@
+/*
+ *
+ *  BlueZ - Bluetooth protocol stack for Linux
+ *
+ *  Copyright (C) 2013  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 as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  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
+
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdarg.h>
+#include <unistd.h>
+#include <sys/uio.h>
+
+#include <glib.h>
+
+#include "log.h"
+
+#define LOG_DEBUG	3
+#define LOG_INFO	4
+#define LOG_WARN	5
+#define LOG_ERR		6
+
+static const char tag[] = "BlueZ";
+static int system_fd;
+
+static void android_log(int pri, const char *fmt, va_list ap)
+{
+	char *msg;
+	struct iovec vec[3];
+
+	if (system_fd == -1)
+		return;
+
+	msg = g_strdup_vprintf(fmt, ap);
+
+	vec[0].iov_base = (unsigned char *) &pri;
+	vec[0].iov_len = 1;
+	vec[1].iov_base = (void *) tag;
+	vec[1].iov_len = strlen(tag) + 1;
+	vec[2].iov_base = (void *) msg;
+	vec[2].iov_len = strlen(msg) + 1;
+
+	writev(system_fd, vec, 3);
+
+	g_free(msg);
+}
+
+void info(const char *format, ...)
+{
+	va_list ap;
+
+	va_start(ap, format);
+
+	android_log(LOG_INFO, format, ap);
+
+	va_end(ap);
+}
+
+void warn(const char *format, ...)
+{
+	va_list ap;
+
+	va_start(ap, format);
+
+	android_log(LOG_WARN, format, ap);
+
+	va_end(ap);
+}
+
+void error(const char *format, ...)
+{
+	va_list ap;
+
+	va_start(ap, format);
+
+	android_log(LOG_ERR, format, ap);
+
+	va_end(ap);
+}
+
+void btd_debug(const char *format, ...)
+{
+	va_list ap;
+
+	va_start(ap, format);
+
+	android_log(LOG_DEBUG, format, ap);
+
+	va_end(ap);
+}
+
+extern struct btd_debug_desc __start___debug[];
+extern struct btd_debug_desc __stop___debug[];
+
+static char **enabled = NULL;
+
+static gboolean is_enabled(struct btd_debug_desc *desc)
+{
+	int i;
+
+	if (enabled == NULL)
+		return 0;
+
+	for (i = 0; enabled[i] != NULL; i++)
+		if (desc->file != NULL && g_pattern_match_simple(enabled[i],
+							desc->file) == TRUE)
+			return 1;
+
+	return 0;
+}
+
+void __btd_enable_debug(struct btd_debug_desc *start,
+					struct btd_debug_desc *stop)
+{
+	struct btd_debug_desc *desc;
+
+	if (start == NULL || stop == NULL)
+		return;
+
+	for (desc = start; desc < stop; desc++) {
+		if (is_enabled(desc))
+			desc->flags |= BTD_DEBUG_FLAG_PRINT;
+	}
+}
+
+void __btd_toggle_debug(void)
+{
+	struct btd_debug_desc *desc;
+
+	for (desc = __start___debug; desc < __stop___debug; desc++)
+		desc->flags |= BTD_DEBUG_FLAG_PRINT;
+}
+
+void __btd_log_init(const char *debug, int detach)
+{
+	if (debug != NULL)
+		enabled = g_strsplit_set(debug, ":, ", 0);
+
+	__btd_enable_debug(__start___debug, __stop___debug);
+
+	system_fd = open("/dev/log/system", O_WRONLY);
+
+	info("Bluetooth daemon %s", VERSION);
+}
+
+void __btd_log_cleanup(void)
+{
+	close(system_fd);
+	system_fd = -1;
+
+	g_strfreev(enabled);
+}
diff --git a/android/main.c b/android/main.c
index 1dba2d4..c0a56b1 100644
--- a/android/main.c
+++ b/android/main.c
@@ -34,6 +34,8 @@
 
 #include <glib.h>
 
+#include "log.h"
+
 #define SHUTDOWN_GRACE_SECONDS 10
 
 static GMainLoop *event_loop;
@@ -57,10 +59,31 @@ static void sig_term(int sig)
 	__terminated = true;
 }
 
+static char *option_debug = NULL;
 static gboolean option_detach = TRUE;
 static gboolean option_version = FALSE;
 
+static void free_options(void)
+{
+	g_free(option_debug);
+	option_debug = NULL;
+}
+
+static gboolean parse_debug(const char *key, const char *value,
+				gpointer user_data, GError **error)
+{
+	if (value)
+		option_debug = g_strdup(value);
+	else
+		option_debug = g_strdup("*");
+
+	return TRUE;
+}
+
 static GOptionEntry options[] = {
+	{ "debug", 'd', G_OPTION_FLAG_OPTIONAL_ARG,
+				G_OPTION_ARG_CALLBACK, parse_debug,
+				"Specify debug options to enable", "DEBUG" },
 	{ "nodetach", 'n', G_OPTION_FLAG_REVERSE,
 				G_OPTION_ARG_NONE, &option_detach,
 				"Run with logging in foreground", NULL },
@@ -102,9 +125,20 @@ int main(int argc, char *argv[])
 	sigaction(SIGINT, &sa, NULL);
 	sigaction(SIGTERM, &sa, NULL);
 
+	__btd_log_init(option_debug, option_detach);
+
+	/* no need to keep parsed option in memory */
+	free_options();
+
+	DBG("Entering main loop");
+
 	g_main_loop_run(event_loop);
 
 	g_main_loop_unref(event_loop);
 
+	info("Exit");
+
+	__btd_log_cleanup();
+
 	return EXIT_SUCCESS;
 }
-- 
1.7.9.5