sapi_posix_backend_log.c

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#include "safeapi/posix_backend/sapi_posix_backend.h"
 
#include <stdio.h>



static const char *level_to_prefix(sapi_log_level_t level);
static sapi_status_t backend_init(void);
static void backend_write(sapi_log_level_t level, const char *tag, const char *message);

static const sapi_log_backend_t s_posix_log_backend = { backend_init, backend_write };

 

const sapi_log_backend_t *sapi_posix_backend_log(void)
{
    return &s_posix_log_backend;
}
 
 
/****Local functions ****/
 
static const char *level_to_prefix(sapi_log_level_t level)
{
    const char *prefix;
 
    switch (level)
    {
        case SAPI_LOG_LEVEL_DEBUG:
            prefix = "DEBUG";
            break;
        case SAPI_LOG_LEVEL_INFO:
            prefix = "INFO";
            break;
        case SAPI_LOG_LEVEL_WARNING:
            prefix = "WARNING";
            break;
        case SAPI_LOG_LEVEL_ERROR:
            prefix = "ERROR";
            break;
        default:
            prefix = "UNKNOWN";
            break;
    }
    return prefix;
}
 
static sapi_status_t backend_init(void)
{
    return SAPI_STATUS_OK;
}
 
static void backend_write(sapi_log_level_t level, const char *tag, const char *message)
{
    (void)fprintf(stderr, "[%s] %s: %s\n", level_to_prefix(level), (tag != NULL) ? tag : "-",
                  (message != NULL) ? message : "-");
}