/* * Copyright (c) 2020 Huawei Device Co., Ltd. * 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. */ #ifndef HIVIEWDFX_HILOG_CPP_H #define HIVIEWDFX_HILOG_CPP_H #include "hiview_log.h" #ifdef __cplusplus namespace OHOS { namespace HiviewDFX { struct HiLogLabel { LogType type; unsigned int domain; const char *tag; }; class HiLog final { public: /** * @brief Outputs debug logs. * * @param label Indicates the log label. * @param fmt Indicates the format string, which is an enhancement of a printf format string and supports the * privacy identifier. Specifically, {public} or {private} is added between the % character and the format specifier * in each parameter. \n * @param... Indicates a list of parameters. The number and type of parameters must map onto the format specifiers * in the format string. * @return Returns <b>0</b> or a larger value if the operation is successful; returns a value smaller than <b>0</b> * otherwise. * @since 1.1 * @version 1.0 */ static int Debug(const HiLogLabel &label, const char *fmt, ...) __attribute__((__format__(printf, 2, 3))); /** * @brief Outputs informational logs. * * @param label Indicates the log label. * @param fmt Indicates the format string, which is an enhancement of a printf format string and supports the * privacy identifier. Specifically, {public} or {private} is added between the % character and the format specifier * in each parameter. \n * @param... Indicates a list of parameters. The number and type of parameters must map onto the format specifiers * in the format string. * @return Returns <b>0</b> or a larger value if the operation is successful; returns a value smaller than <b>0</b> * otherwise. * @since 1.1 * @version 1.0 */ static int Info(const HiLogLabel &label, const char *fmt, ...) __attribute__((__format__(printf, 2, 3))); /** * @brief Outputs warning logs. * * @param label Indicates the log label. * @param fmt Indicates the format string, which is an enhancement of a printf format string and supports the * privacy identifier. Specifically, {public} or {private} is added between the % character and the format specifier * in each parameter. \n * @param... Indicates a list of parameters. The number and type of parameters must map onto the format specifiers * in the format string. * @return Returns <b>0</b> or a larger value if the operation is successful; returns a value smaller than <b>0</b> * otherwise. * @since 1.1 * @version 1.0 */ static int Warn(const HiLogLabel &label, const char *fmt, ...) __attribute__((__format__(printf, 2, 3))); /** * @brief Outputs error logs. * * @param label Indicates the log label. * @param fmt Indicates the format string, which is an enhancement of a printf format string and supports the * privacy identifier. Specifically, {public} or {private} is added between the % character and the format specifier * in each parameter. \n * @param... Indicates a list of parameters. The number and type of parameters must map onto the format specifiers * in the format string. * @return Returns <b>0</b> or a larger value if the operation is successful; returns a value smaller than <b>0</b> * otherwise. * @since 1.1 * @version 1.0 */ static int Error(const HiLogLabel &label, const char *fmt, ...) __attribute__((__format__(printf, 2, 3))); /** * @brief Outputs fatal logs. * * @param label Indicates the log label. * @param fmt Indicates the format string, which is an enhancement of a printf format string and supports the * privacy identifier. Specifically, {public} or {private} is added between the % character and the format specifier * in each parameter. \n * @param... Indicates a list of parameters. The number and type of parameters must map onto the format specifiers * in the format string. * @return Returns <b>0</b> or a larger value if the operation is successful; returns a value smaller than <b>0</b> * otherwise. * @since 1.1 * @version 1.0 */ static int Fatal(const HiLogLabel &label, const char *fmt, ...) __attribute__((__format__(printf, 2, 3))); }; } // namespace HiviewDFX } // namespace OHOS #endif // __cplusplus #endif // HIVIEWDFX_HILOG_CPP_H