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87 lines
2.7 KiB
87 lines
2.7 KiB
/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "chpp/pal_api.h"
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#include <stdarg.h>
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#include <stdio.h>
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#include "chpp/app.h"
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#include "chpp/log.h"
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#include "chpp/macros.h"
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#include "chpp/memory.h"
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#include "chpp/time.h"
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#include "chre/pal/system.h"
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#include "chre_api/chre/re.h"
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//! Define a format string for PAL logs. This is defined as a macro so that it
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//! can be used as a string literal by platform implementations of the logging
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//! macros.
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#define PAL_LOG_FORMAT_STR "PAL: %s"
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static uint64_t palSystemApiGetCurrentTime(void) {
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return chppGetCurrentTimeNs();
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}
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static void palSystemApiLog(enum chreLogLevel level, const char *formatStr,
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...) {
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char logBuf[512];
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va_list args;
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va_start(args, formatStr);
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vsnprintf(logBuf, sizeof(logBuf), formatStr, args);
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// TODO: not sure if vsnprintf will be well-supported on partner platforms (on
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// the CHRE side, we know it's the case for SLPI but even then it's not
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// supported in micro-image). We may instead want to expose a va_list version
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// of the platform log functionality, so we can just forward directly to the
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// underlying platform log functionality without handling format string
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// expansion in common code.
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va_end(args);
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switch (level) {
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case CHRE_LOG_ERROR:
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CHPP_LOGE(PAL_LOG_FORMAT_STR, logBuf);
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break;
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case CHRE_LOG_WARN:
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CHPP_LOGW(PAL_LOG_FORMAT_STR, logBuf);
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break;
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case CHRE_LOG_INFO:
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CHPP_LOGI(PAL_LOG_FORMAT_STR, logBuf);
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break;
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case CHRE_LOG_DEBUG:
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default:
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CHPP_LOGD(PAL_LOG_FORMAT_STR, logBuf);
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}
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}
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void chppPalSystemApiInit(struct ChppAppState *context) {
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// Initialize the CHRE System API with function implementations provided
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// above.
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static const struct chrePalSystemApi chrePalSystemApi = {
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.version = CHRE_PAL_SYSTEM_API_CURRENT_VERSION,
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.getCurrentTime = palSystemApiGetCurrentTime,
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.log = palSystemApiLog,
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.memoryAlloc = chppMalloc,
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.memoryFree = chppFree,
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};
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context->systemApi = &chrePalSystemApi;
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}
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void chppPalSystemApiDeinit(struct ChppAppState *context) {
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UNUSED_VAR(context);
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}
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