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-rw-r--r--README.md1
-rw-r--r--system/btif/Android.mk2
-rw-r--r--system/btif/BUILD.gn1
-rw-r--r--system/btif/include/btif_config_transcode.h23
-rw-r--r--system/btif/src/btif_config.c33
-rw-r--r--system/btif/src/btif_config_transcode.cpp62
-rw-r--r--system/doc/style_guide.md4
-rw-r--r--system/main/Android.mk2
-rw-r--r--system/main/BUILD.gn1
9 files changed, 118 insertions, 11 deletions
diff --git a/README.md b/README.md
index 89eca81cd6..c6855993d7 100644
--- a/README.md
+++ b/README.md
@@ -62,6 +62,7 @@ cd third_party
git clone https://github.com/google/googletest.git
git clone https://android.googlesource.com/platform/external/libchrome
git clone https://android.googlesource.com/platform/external/modp_b64
+git clone https://android.googlesource.com/platform/external/tinyxml2
```
And third party dependencies of third party dependencies:
diff --git a/system/btif/Android.mk b/system/btif/Android.mk
index 6628766b97..78a475bef1 100644
--- a/system/btif/Android.mk
+++ b/system/btif/Android.mk
@@ -30,6 +30,7 @@ btifCommonSrc += \
src/btif_av.c \
src/btif_avrcp_audio_track.cpp \
src/btif_config.c \
+ src/btif_config_transcode.cpp \
src/btif_core.c \
src/btif_debug.c \
src/btif_debug_btsnoop.c \
@@ -105,6 +106,7 @@ btifCommonIncludes := \
$(LOCAL_PATH)/../audio_a2dp_hw \
$(LOCAL_PATH)/../utils/include \
$(bluetooth_C_INCLUDES) \
+ external/tinyxml2 \
external/zlib
# libbtif static library for target
diff --git a/system/btif/BUILD.gn b/system/btif/BUILD.gn
index d7171b0dda..f0d3ef8b5f 100644
--- a/system/btif/BUILD.gn
+++ b/system/btif/BUILD.gn
@@ -80,6 +80,7 @@ static_library("btif") {
"//stack/a2dp",
"//stack/btm",
"//stack/include",
+ "//third_party/tinyxml2",
"//include",
"//udrv/include",
"//utils/include",
diff --git a/system/btif/include/btif_config_transcode.h b/system/btif/include/btif_config_transcode.h
new file mode 100644
index 0000000000..e020ba6313
--- /dev/null
+++ b/system/btif/include/btif_config_transcode.h
@@ -0,0 +1,23 @@
+/******************************************************************************
+ *
+ * Copyright (C) 2014 Google, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ ******************************************************************************/
+
+#pragma once
+
+typedef struct config_t config_t;
+
+config_t *btif_config_transcode(const char *xml_filename);
diff --git a/system/btif/src/btif_config.c b/system/btif/src/btif_config.c
index 82c6069bbc..ef90f89908 100644
--- a/system/btif/src/btif_config.c
+++ b/system/btif/src/btif_config.c
@@ -32,6 +32,7 @@
#include "btcore/include/module.h"
#include "btif_common.h"
#include "btif_config.h"
+#include "btif_config_transcode.h"
#include "btif_util.h"
#include "osi/include/alarm.h"
#include "osi/include/allocator.h"
@@ -53,9 +54,11 @@
#if defined(OS_GENERIC)
static const char *CONFIG_FILE_PATH = "bt_config.conf";
static const char *CONFIG_BACKUP_PATH = "bt_config.bak";
+static const char *CONFIG_LEGACY_FILE_PATH = "bt_config.xml";
#else // !defined(OS_GENERIC)
static const char *CONFIG_FILE_PATH = "/data/misc/bluedroid/bt_config.conf";
static const char *CONFIG_BACKUP_PATH = "/data/misc/bluedroid/bt_config.bak";
+static const char *CONFIG_LEGACY_FILE_PATH = "/data/misc/bluedroid/bt_config.xml";
#endif // defined(OS_GENERIC)
static const period_ms_t CONFIG_SETTLE_PERIOD_MS = 3000;
@@ -69,6 +72,7 @@ static enum ConfigSource {
NOT_LOADED,
ORIGINAL,
BACKUP,
+ LEGACY,
NEW_FILE,
RESET
} btif_config_source = NOT_LOADED;
@@ -127,19 +131,24 @@ static future_t *init(void) {
config = config_new(CONFIG_FILE_PATH);
btif_config_source = ORIGINAL;
if (!config) {
- LOG_WARN(LOG_TAG, "%s unable to load config file: %s; using backup.",
+ LOG_WARN("%s unable to load config file: %s; using backup.",
__func__, CONFIG_FILE_PATH);
config = config_new(CONFIG_BACKUP_PATH);
btif_config_source = BACKUP;
- if (!config) {
- LOG_ERROR(LOG_TAG, "%s unable to load backup; creating empty config.", __func__);
- config = config_new_empty();
- btif_config_source = NEW_FILE;
- if (!config) {
- LOG_ERROR(LOG_TAG, "%s unable to allocate a config object.", __func__);
- goto error;
- }
- }
+ }
+ if (!config) {
+ LOG_WARN("%s unable to load backup; attempting to transcode legacy file.", __func__);
+ config = btif_config_transcode(CONFIG_LEGACY_FILE_PATH);
+ btif_config_source = LEGACY;
+ }
+ if (!config) {
+ LOG_ERROR("%s unable to transcode legacy file; creating empty config.", __func__);
+ config = config_new_empty();
+ btif_config_source = NEW_FILE;
+ }
+ if (!config) {
+ LOG_ERROR("%s unable to allocate a config object.", __func__);
+ goto error;
}
btif_config_devcache_cleanup();
@@ -161,6 +170,7 @@ error:
pthread_mutex_destroy(&lock);
config_timer = NULL;
config = NULL;
+ btif_config_source = NOT_LOADED;
return future_new_immediate(FUTURE_FAIL);
}
@@ -487,6 +497,9 @@ void btif_debug_config_dump(int fd) {
case BACKUP:
dprintf(fd, "Backup file\n");
break;
+ case LEGACY:
+ dprintf(fd, "Legacy file\n");
+ break;
case NEW_FILE:
dprintf(fd, "New file\n");
break;
diff --git a/system/btif/src/btif_config_transcode.cpp b/system/btif/src/btif_config_transcode.cpp
new file mode 100644
index 0000000000..e9d859eedd
--- /dev/null
+++ b/system/btif/src/btif_config_transcode.cpp
@@ -0,0 +1,62 @@
+/******************************************************************************
+ *
+ * Copyright (C) 2014 Google, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ ******************************************************************************/
+
+#define LOG_TAG "bt_btif_config_transcode"
+
+#include <tinyxml2.h>
+
+extern "C" {
+#include "osi/include/config.h"
+#include "osi/include/log.h"
+}
+
+using namespace tinyxml2;
+
+extern "C" config_t *btif_config_transcode(const char *xml_filename) {
+ XMLDocument document;
+ int error = document.LoadFile(xml_filename);
+ if (error != XML_SUCCESS) {
+ LOG_ERROR("%s unable to load XML file '%s': %d", __func__, xml_filename, error);
+ return NULL;
+ }
+
+ XMLElement *rootElement = document.RootElement();
+ if (!rootElement) {
+ LOG_ERROR("%s unable to find root element; assuming corrupted config file.", __func__);
+ return NULL;
+ }
+
+ config_t *config = config_new_empty();
+ if (!config) {
+ LOG_ERROR("%s unable to allocate config object.", __func__);
+ return NULL;
+ }
+
+ for (XMLElement *i = rootElement->FirstChildElement(); i != NULL; i = i->NextSiblingElement())
+ for (XMLElement *j = i->FirstChildElement(); j != NULL; j = j->NextSiblingElement()) {
+ const char *section = j->Attribute("Tag");
+ for (XMLElement *k = j->FirstChildElement(); k != NULL; k = k->NextSiblingElement()) {
+ const char *key = k->Attribute("Tag");
+ const char *value = k->GetText();
+ if (section && key && value)
+ config_set_string(config, section, key, value);
+ }
+ }
+
+ return config;
+}
diff --git a/system/doc/style_guide.md b/system/doc/style_guide.md
index c424a27429..9a83206458 100644
--- a/system/doc/style_guide.md
+++ b/system/doc/style_guide.md
@@ -70,7 +70,9 @@ the `2^n` build configurations is untenable for `n` greater than, say, 4.
Although C++ offers constructs that may make Fluoride development faster,
safer, more pleasant, etc. the decision _for the time being_ is to stick with
pure C99. The exceptions are when linking against libraries that are written
-in C++. At the time of writing the library used is `gtest`,
+in C++. At the time of writing these libraries are `gtest` and `tinyxml2`,
+where the latter is a dependency that should be eliminated in favor of simpler,
+non-XML formats.
### Variadic functions
Variadic functions are dangerous and should be avoided for most code. The
diff --git a/system/main/Android.mk b/system/main/Android.mk
index 303f395424..7fb545e4ad 100644
--- a/system/main/Android.mk
+++ b/system/main/Android.mk
@@ -52,6 +52,7 @@ LOCAL_C_INCLUDES+= . \
$(LOCAL_PATH)/../audio_a2dp_hw \
$(LOCAL_PATH)/../utils/include \
$(bluetooth_C_INCLUDES) \
+ external/tinyxml2 \
external/zlib
LOCAL_SHARED_LIBRARIES := \
@@ -66,6 +67,7 @@ LOCAL_SHARED_LIBRARIES := \
libchrome
LOCAL_STATIC_LIBRARIES := \
+ libtinyxml2 \
libbt-qcom_sbc_decoder
LOCAL_WHOLE_STATIC_LIBRARIES := \
diff --git a/system/main/BUILD.gn b/system/main/BUILD.gn
index d7d0790c53..05bcb6f895 100644
--- a/system/main/BUILD.gn
+++ b/system/main/BUILD.gn
@@ -66,6 +66,7 @@ shared_library("bluetooth.default") {
"//hci",
"//osi",
"//stack",
+ "//third_party/tinyxml2",
"//udrv",
"//utils",
]
generated by cgit v1.2.3-59-g8ed1b (git 2.39.0) at 2025-10-19 19:33:46 +0000