90 lines
1.6 KiB
C
90 lines
1.6 KiB
C
#include <stdarg.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include "common/common.h"
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#include "dynamic_libs/os_functions.h"
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#include "dynamic_libs/socket_functions.h"
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#include "logger.h"
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#ifdef DEBUG_LOGGER
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static int log_socket = -1;
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static volatile int log_lock = 0;
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void log_init(const char * ipString)
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{
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log_socket = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
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if (log_socket < 0)
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return;
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struct sockaddr_in connect_addr;
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memset(&connect_addr, 0, sizeof(connect_addr));
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connect_addr.sin_family = AF_INET;
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connect_addr.sin_port = 4405;
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inet_aton(ipString, &connect_addr.sin_addr);
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if(connect(log_socket, (struct sockaddr*)&connect_addr, sizeof(connect_addr)) < 0)
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{
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socketclose(log_socket);
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log_socket = -1;
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}
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}
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void log_deinit(void)
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{
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if(log_socket >= 0)
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{
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socketclose(log_socket);
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log_socket = -1;
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}
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}
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void log_print(const char *str)
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{
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// socket is always 0 initially as it is in the BSS
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if(log_socket < 0) {
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return;
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}
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while(log_lock)
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usleep(1000);
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log_lock = 1;
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int len = strlen(str);
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int ret;
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while (len > 0) {
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int block = len < 1400 ? len : 1400; // take max 1400 bytes per UDP packet
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ret = send(log_socket, str, block, 0);
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if(ret < 0)
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break;
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len -= ret;
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str += ret;
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}
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log_lock = 0;
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}
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void log_printf(const char *format, ...)
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{
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if(log_socket < 0) {
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return;
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}
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char * tmp = NULL;
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va_list va;
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va_start(va, format);
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if((vasprintf(&tmp, format, va) >= 0) && tmp)
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{
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log_print(tmp);
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}
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va_end(va);
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if(tmp)
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free(tmp);
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}
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#endif
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