zephyr/include/logging/log_backend_std.h

166 lines
4.1 KiB
C

/*
* Copyright (c) 2019 Nordic Semiconductor ASA
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef ZEPHYR_LOG_BACKEND_STD_H_
#define ZEPHYR_LOG_BACKEND_STD_H_
#include <logging/log_msg.h>
#include <logging/log_output.h>
#include <kernel.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief Logger backend interface for forwarding to standard backend
* @defgroup log_backend_std Logger backend standard interface
* @ingroup logger
* @{
*/
/** @brief Put log message to a standard logger backend.
*
* @param output Log output instance.
* @param flags Formatting flags.
* @param msg Log message.
*/
static inline void
log_backend_std_put(const struct log_output *const output, uint32_t flags,
struct log_msg *msg)
{
log_msg_get(msg);
flags |= (LOG_OUTPUT_FLAG_LEVEL | LOG_OUTPUT_FLAG_TIMESTAMP);
if (IS_ENABLED(CONFIG_LOG_BACKEND_SHOW_COLOR)) {
flags |= LOG_OUTPUT_FLAG_COLORS;
}
if (IS_ENABLED(CONFIG_LOG_BACKEND_FORMAT_TIMESTAMP)) {
flags |= LOG_OUTPUT_FLAG_FORMAT_TIMESTAMP;
}
log_output_msg_process(output, msg, flags);
log_msg_put(msg);
}
/** @brief Put a standard logger backend into panic mode.
*
* @param output Log output instance.
*/
static inline void
log_backend_std_panic(const struct log_output *const output)
{
log_output_flush(output);
}
/** @brief Report dropped messages to a standard logger backend.
*
* @param output Log output instance.
* @param cnt Number of dropped messages.
*/
static inline void
log_backend_std_dropped(const struct log_output *const output, uint32_t cnt)
{
log_output_dropped_process(output, cnt);
}
/** @brief Synchronously process log message by a standard logger backend.
*
* @param output Log output instance.
* @param flags Formatting flags.
* @param src_level Log message source and level.
* @param timestamp Timestamp.
* @param fmt Log string.
* @param ap Log string arguments.
*/
static inline void
log_backend_std_sync_string(const struct log_output *const output,
uint32_t flags, struct log_msg_ids src_level,
uint32_t timestamp, const char *fmt, va_list ap)
{
int key;
flags |= LOG_OUTPUT_FLAG_LEVEL | LOG_OUTPUT_FLAG_TIMESTAMP;
if (IS_ENABLED(CONFIG_LOG_BACKEND_SHOW_COLOR)) {
flags |= LOG_OUTPUT_FLAG_COLORS;
}
if (IS_ENABLED(CONFIG_LOG_BACKEND_FORMAT_TIMESTAMP)) {
flags |= LOG_OUTPUT_FLAG_FORMAT_TIMESTAMP;
}
if (IS_ENABLED(CONFIG_LOG_IMMEDIATE) &&
IS_ENABLED(CONFIG_LOG_IMMEDIATE_CLEAN_OUTPUT)) {
/* In order to ensure that one log processing is not interrupted
* by another one, lock context for whole log processing.
*/
key = irq_lock();
}
log_output_string(output, src_level, timestamp, fmt, ap, flags);
if (IS_ENABLED(CONFIG_LOG_IMMEDIATE) &&
IS_ENABLED(CONFIG_LOG_IMMEDIATE_CLEAN_OUTPUT)) {
irq_unlock(key);
}
}
/** @brief Synchronously process hexdump message by a standard logger backend.
*
* @param output Log output instance.
* @param flags Formatting flags.
* @param src_level Log message source and level.
* @param timestamp Timestamp.
* @param metadata String associated with a hexdump.
* @param data Buffer to dump.
* @param length Length of the buffer.
*/
static inline void
log_backend_std_sync_hexdump(const struct log_output *const output,
uint32_t flags, struct log_msg_ids src_level,
uint32_t timestamp, const char *metadata,
const uint8_t *data, uint32_t length)
{
int key;
flags |= LOG_OUTPUT_FLAG_LEVEL | LOG_OUTPUT_FLAG_TIMESTAMP;
if (IS_ENABLED(CONFIG_LOG_BACKEND_SHOW_COLOR)) {
flags |= LOG_OUTPUT_FLAG_COLORS;
}
if (IS_ENABLED(CONFIG_LOG_BACKEND_FORMAT_TIMESTAMP)) {
flags |= LOG_OUTPUT_FLAG_FORMAT_TIMESTAMP;
}
if (IS_ENABLED(CONFIG_LOG_IMMEDIATE) &&
IS_ENABLED(CONFIG_LOG_IMMEDIATE_CLEAN_OUTPUT)) {
/* In order to ensure that one log processing is not interrupted
* by another one, lock context for whole log processing.
*/
key = irq_lock();
}
log_output_hexdump(output, src_level, timestamp,
metadata, data, length, flags);
if (IS_ENABLED(CONFIG_LOG_IMMEDIATE) &&
IS_ENABLED(CONFIG_LOG_IMMEDIATE_CLEAN_OUTPUT)) {
irq_unlock(key);
}
}
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* ZEPHYR_LOG_BACKEND_STD_H_ */