#ifdef __cplusplus
extern "C" {
#endif

#include "sapp_api.h"
#include "sapp_private_api.h"
#include "support/tomlc99_wrap.h"
#include "field_stat2.h"


/* 静态只读全局变量可以放在代码段, 无需在sapp_global_val里 */
static const char *default_config_file = "./etc/sapp.toml";

static const unsigned char sample_sapp_toml[] = 
{
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};


static void special_usage(void)
{
	printf("\033[1;31;40m[Error]open %s error!\033[0m\n", default_config_file);
	printf("\033[1;31;40m[Error]This is sapp version4.0, use sapp.toml instead of main.conf!\033[0m\n");
	printf("\033[1;31;40m[Error]You should run ./sapp --sample-config to generate sapp.toml!\033[0m\n");
/*
	sapp_log(30, ~0, ~0, "[Error]open %s error!", default_config_file);
	sapp_log(30, ~0, ~0, "[Error]This is sapp version4.0, use sapp.toml instead of main.conf!");
	sapp_log(30, ~0, ~0, "[Error]You should run ./sapp --sample-config to generate sapp.toml!");
*/
}

static inline int is_file_exist(const char *filename)
{
	struct stat fstat;
	int fres, ret;

	fres = stat(filename, &fstat);
	if(fres < 0){
		if(ENOENT == errno){
			ret = 0;
		}
	}else{
		ret = 1;
	}

	return ret;
}

/* 对于相同类型的配置, 命令行参数优先, 覆盖sapp.toml中的配置 */
void sapp_cla_override_cfg_file(void)
{
	char *cmd_args;
	sapp_config_t *pconfig = &sapp_global_val->config;
	
	if(sapp_get_cla_raw("dumpfile", &cmd_args) >= 0){ /* dumpfile模式自动覆盖interface配置 */
		strcpy(pconfig->packet_io.depolyment_mode_str, "dumpfile");
		pconfig->packet_io.depolyment_mode_bin = DEPOLYMENT_MODE_MIRROR;
		sapp_global_val->individual_fixed.depolyment_mode_private = NET_CONN_PARALLEL;
		strcpy(pconfig->packet_io.internal.interface.type_str, "pcap");
		pconfig->packet_io.internal.interface.type_bin = CAP_MODEL_PCAP_DUMPFILE;
	}

	if(sapp_get_cla_raw("dumpfile-file", &cmd_args) >= 0){
		strncpy(sapp_global_val->config.packet_io.pcap_dumpfile_name, cmd_args, NAME_MAX);
	}
	
	return;
}


void sapp_generate_sample_config(void)
{
	FILE *fp;

	system("mkdir -p ./etc");

	fp = fopen(default_config_file, "w+");
	if(NULL == fp){
		printf("\033[1;31;40m[Error]open %s error, %s!\033[0m\n", default_config_file, strerror(errno));
		return;
	}

	fwrite(sample_sapp_toml, sizeof(sample_sapp_toml), 1, fp);

	fclose(fp);

	printf("\033[32mThe sample config file saved to ./etc/sapp.toml,\033[0m\n");
	printf("\033[32mYou should change some parameters to suit the current system environment!\033[0m\n");
}

static int pkt_dump_thread_id_convert(void)
{
	sapp_config_tools_pktdump_t *pdump;
	int i, index;
	
	pdump = &sapp_global_val->config.tools.pkt_dump;

	if(pdump->dump_all_thread_enabled != 0){
		memset(pdump->dump_thread_id_mask, 1, sizeof(pdump->dump_thread_id_mask));
		pdump->dump_thread_id_array_num = sapp_global_val->config.cpu.worker_threads;
		return 0;
	}

	memset(pdump->dump_thread_id_mask, 0, sizeof(pdump->dump_thread_id_mask));

	for(i = 0; i < pdump->dump_thread_id_array_num; i++){
		index = pdump->dump_thread_id_array[i];
		if(index >= SAPP_MAX_THREADS){
			sapp_log(30, ~0, ~0, "[Error]sapp.toml->PKT_DUMP->dump_thread_id value more than max CPU core number!");
			return -1;
		}else{
			pdump->dump_thread_id_mask[index] = 1;
		}
	}

	return 0;
}

/* 配置格式转换, 如字符串类型转为int类型,便于程序处理 */
static int config_expression_convert(void)
{
	sapp_config_t *pconfig;
	const char *tmp_str;
	
	pconfig = &sapp_global_val->config;

	if(pconfig->cpu.bind_mask_array_num > 0){
		sapp_global_val->config.cpu.bind_mask = tomlc99_long_array_combination(pconfig->cpu.bind_mask_array, pconfig->cpu.bind_mask_array_num);
	}

	if(pconfig->stream.tcp.syn_mandatory != 0){
		sapp_global_val->individual_fixed.create_stream_mode = TCP_CTEAT_LINK_BYSYN;
	}else{
		sapp_global_val->individual_fixed.create_stream_mode = TCP_CTEAT_LINK_BYSYN | TCP_CTEAT_LINK_BYDATA;
	}

	/******************************  PACKET_IO  *******************************/
	tmp_str = pconfig->packet_io.internal.interface.type_str;
	if(strncasecmp(tmp_str, "pcap", strlen("pcap")) == 0){
		pconfig->packet_io.internal.interface.type_bin = CAP_MODEL_PCAP_ONLINE;
	}else if(strncasecmp(tmp_str, "pag", strlen("pag")) == 0){
		pconfig->packet_io.internal.interface.type_bin = CAP_MODEL_PAG;
	}else if(strncasecmp(tmp_str, "marsio", strlen("marsio")) == 0){
		pconfig->packet_io.internal.interface.type_bin = CAP_MODEL_MARSIOV4;
	}else if(strncasecmp(tmp_str, "tun", strlen("tun")) == 0){
		pconfig->packet_io.internal.interface.type_bin = CAP_MODEL_TUN;
	}

	tmp_str = pconfig->packet_io.external.interface.type_str;
	if(strncasecmp(tmp_str, "pcap", strlen("pcap")) == 0){
		pconfig->packet_io.external.interface.type_bin = CAP_MODEL_PCAP_ONLINE;
	}else if(strncasecmp(tmp_str, "pag", strlen("pag")) == 0){
		pconfig->packet_io.external.interface.type_bin = CAP_MODEL_PAG;
	}else if(strncasecmp(tmp_str, "marsio", strlen("marsio")) == 0){
		pconfig->packet_io.external.interface.type_bin = CAP_MODEL_MARSIOV4;
	}else if(strncasecmp(tmp_str, "tun", strlen("tun")) == 0){
		pconfig->packet_io.external.interface.type_bin = CAP_MODEL_TUN;
	}

/*
	net_connection_mode:
		0: don't send packet, only capture;
		1: parallel mode with single card;
		2: serial mode with two card;
		3: logic serial mode with G device.
*/	
	tmp_str = pconfig->packet_io.depolyment_mode_str;
	if(strncasecmp(tmp_str, "mirror", strlen("mirror")) == 0){
		pconfig->packet_io.depolyment_mode_bin = DEPOLYMENT_MODE_MIRROR;
		sapp_global_val->individual_fixed.depolyment_mode_private = NET_CONN_PARALLEL;
	}else if(strncasecmp(tmp_str, "inline", strlen("inline")) == 0){
		pconfig->packet_io.depolyment_mode_bin = DEPOLYMENT_MODE_INLINE;
		sapp_global_val->individual_fixed.depolyment_mode_private = NET_CONN_SERIAL_GDEV;
	}else if(strncasecmp(tmp_str, "transparent", strlen("transparent")) == 0){
		pconfig->packet_io.depolyment_mode_bin = DEPOLYMENT_MODE_TRANSPARENT;
		sapp_global_val->individual_fixed.depolyment_mode_private = NET_CONN_SERIAL_2CARD;
	}else{
	  	sapp_log(30, ~0, ~0, "[Error]sapp.toml->PACKET_IO.depolyment.mode error, only support:%s!", "[mirror, inline, transparent]");
		return -1;
	}

	/******************************  STREAM  *******************************/
	struct tm ttm;
	time_t tt;
	if(sapp_global_val->config.stream.stream_id_base_time_str[0] == '\0'){
		sapp_log(20, ~0, ~0, "[Warning]sapp.toml->STREAM.stream_id_base_time is not set, use '1970-01-01 00:00:00' as default!");
		sapp_global_val->config.stream.stream_id_base_time_t = 0;
	}else{
		if(strptime(sapp_global_val->config.stream.stream_id_base_time_str, "%Y-%m-%d %H:%M:%S", &ttm) == NULL){
		  	sapp_log(30, ~0, ~0, "[Error]sapp.toml->STREAM.stream_id_base_time format error, must like '1970-01-01 01:02:03'");
			return -1;
		}
		if(mktime(&ttm) > time(NULL)){
		  	sapp_log(30, ~0, ~0, "[Error]sapp.toml->STREAM.stream_id_base_time value error, is after current system time!");
			return -1;
		}
		if(time(NULL) - mktime(&ttm) > 268435456L){
		  	sapp_log(30, ~0, ~0, "[Error]sapp.toml->STREAM.stream_id_base_time value error, sapp stream id support max time range is 8.5 year!");
			return -1;
		}
		sapp_global_val->config.stream.stream_id_base_time_t = mktime(&ttm);
	}

	/******************************  TOOLS   *******************************/
	if(strncasecmp(pconfig->tools.pkt_dump.mode_str, "storage" ,strlen("storage")) == 0){
		pconfig->tools.pkt_dump.mode_bin = PKT_DUMP_LOCAL_FILE;
	}else if(strncasecmp(pconfig->tools.pkt_dump.mode_str, "udp_socket" ,strlen("udp_socket")) == 0){
		pconfig->tools.pkt_dump.mode_bin = PKT_DUMP_UDP_SOCKET;
	}else{
		sapp_log(30, ~0, ~0, "[Error]TOOLS.PKT_DUMP.mode only support [storage, udp_socket]!");
		return -1;
	}

	if(pkt_dump_thread_id_convert() < 0){
		return -1;
	}

	return 0;
}

/*
	1: yes, go on!
	0: no,  exit.
*/
static int get_user_intention(void)
{
	char input_buf[MAX_INPUT];
	
	while(fgets(input_buf, sizeof(input_buf), stdin)){
		if(strncasecmp(input_buf, "y", 1) == 0){
			return 1;
		}else if(strncasecmp(input_buf, "n", 1) == 0){
			return 0;
		}else{
			sapp_log(30, ~0, ~0, "Please input 'y' or 'n' : "); 
			continue;
		}
	}

	return 1;
}


static inline void old_config_file_detect(const char *old_filename, const char *new_filename)
{
	if(is_file_exist(old_filename)){
		sapp_log(30, ~0, ~0, "[Error]This is sapp v4.0, detect obsolete config file:\"%s\"! please use \"%s\" instead!", old_filename, new_filename);
		if(is_file_exist(new_filename)){
			sapp_log(30, ~0, ~0, "You already have new config file:\"%s\", you must rename or delete obsolete file:\"%s\"!", new_filename, old_filename); 
			//sapp_log(30, ~0, ~0, "Are you sure you are using new config file? 'y' or 'n':");
			//if(0 == get_user_intention()){
				exit(1);
			//}			
		}else{
			//sapp_log(30, ~0, ~0, "Do you want to continue running, the sapp behavior is unpredictable! 'y' or 'n' : "); 
			//if(0 == get_user_intention()){
				sapp_log(30, ~0, ~0, "You should run ./sapp --sample-config to generate sapp.toml!");
				exit(1);
			//}
		}
	}
}


/*
	配置文件合法性、相关性检查.
	
	return value:
		 0: succ;
		-1: error, must exit!
*/
static int config_sanity_check(void)
{
	int cur_cpu_num;
	const char *tmp_str;
	const sapp_config_t *pconfig = &sapp_global_val->config;

	/*******************************  CPU  ********************************/
	cur_cpu_num = get_nprocs();
	if(cur_cpu_num < pconfig->cpu.worker_threads){
		printf("\033[33m[Warning]sapp.toml->CPU.worker_threads=%d more than current available processors:%d\033[0m\n", sapp_global_val->config.cpu.worker_threads, cur_cpu_num);		
		sapp_log(20, 0, ~0, "[Warning]sapp.toml->CPU.worker_threads=%d more than current available processors:%d", sapp_global_val->config.cpu.worker_threads, cur_cpu_num); 	
		sleep(1);
	}

	if((pconfig->cpu.bind_mask_array_num > 0) 
	 &&(pconfig->cpu.worker_threads + pconfig->cpu.send_only_threads_max_num != pconfig->cpu.bind_mask_array_num)){
		printf("\033[41m[Error]etc/sapp.toml->CPU->bind_mask value is not match etc/sapp.toml->CPU->worker_threads + CPU->send_only_threads_max!\033[0m\n");
		printf("\033[41m for example, worker_threads=4, send_only_threads_max=4, bind_mask should be [1,2,3,4,5,6,7,8].\033[0m\n");
		return -1;
	}

	/*******************************  STREAM  ******************************/
	if(pconfig->stream.tcp.inject.rst_num <= 0 || pconfig->stream.tcp.inject.rst_num >= 10){
		sapp_log(30, ~0, ~0, "[Error]sapp.toml->stream.tcp.inject.rst.number=%d, is Illegal!", pconfig->stream.tcp.inject.rst_num);
		return -1;
	}

	tmp_str = pconfig->packet_io.depolyment_mode_str;
	if((strncasecmp(tmp_str, "mirror", strlen("mirror")) != 0)
	  &&(strncasecmp(tmp_str, "inline", strlen("inline")) != 0)
	  &&(strncasecmp(tmp_str, "transparent", strlen("transparent")) != 0)
	  &&(strncasecmp(tmp_str, "dumpfile", strlen("dumpfile")) != 0)){
	  	printf("\033[1;31;40m[Error]sapp.toml->PACKET_IO.depolyment.mode error, only support:%s!\033[0m\n", "[mirror, inline, transparent, dumpfile]");
		return -1;
	}

	if(strncasecmp(tmp_str, "transparent", strlen("transparent")) == 0){
		if((pconfig->packet_io.internal.interface.name[0] == '\0')
		 ||(pconfig->packet_io.internal.interface.type_str[0] == '\0')){
			sapp_log(30, ~0, ~0, "depolyment_mode is transparent, must set internal interface parameters!");
			return -1;
		}
		if((pconfig->packet_io.external.interface.name[0] == '\0')
		 ||(pconfig->packet_io.external.interface.type_str[0] == '\0')){
			sapp_log(30, ~0, ~0, "depolyment_mode is transparent, must set external interface parameters!");
			return -1;
		}

		if(strncasecmp(pconfig->packet_io.internal.interface.type_str,
					   pconfig->packet_io.external.interface.type_str,
					   strlen(pconfig->packet_io.internal.interface.type_str)) != 0){
			sapp_log(30, ~0, ~0, "int transparent, internal and external interface type must be the same!");
			return -1;
		}
	}
	

	/*******************************  PKT_DUMP  ******************************/
	if(pconfig->tools.pkt_dump.dump_thread_id_array_num > pconfig->cpu.worker_threads){
		sapp_log(30, ~0, ~0, "[Error] TOOLS.PKT_DUMP.dump_thread_id_array items more than CPU.worker_threads!");
		return -1;
	}

	if((strncasecmp(pconfig->tools.pkt_dump.mode_str, "storage" ,strlen("storage")) != 0)
     && (strncasecmp(pconfig->tools.pkt_dump.mode_str, "udp_socket" ,strlen("udp_socket")) != 0)){
		sapp_log(30, ~0, ~0, "[Error]TOOLS.PKT_DUMP.mode only support [storage, udp_socket]!");
		return -1;
	}

	if(strncasecmp(pconfig->tools.pkt_dump.mode_str, "udp_socket" ,strlen("udp_socket")) == 0){
		if(pconfig->tools.pkt_dump.command_port <=0 || pconfig->tools.pkt_dump.command_port > 65535){
			sapp_log(30, ~0, ~0, "[Error] TOOLS.PKT_DUMP.command_port: %u invalid!", pconfig->tools.pkt_dump.command_port);
			return -1;
		}
	}	

	old_config_file_detect("./conf/main.conf", "./etc/sapp.toml");

	return 0;
}


/* 因为处理过程中,要写文件,log_handle必须先初始化 */
static void log_handle_init(void)
{
	void *lhand;

	lhand = MESA_create_runtime_log_handle("./log/runtimelog", sapp_global_val->config.profiling.log.level);

	sapp_global_val->individual_fixed.log_handle = lhand;
}


void sapp_gval_init(void)
{
	int tseq;
	
	sapp_global_val = (sapp_global_t *)calloc(1, sizeof(sapp_global_t));
	sapp_global_val->individual_volatile = (sapp_gval_individual_volatile_t *)calloc(1, sizeof(sapp_gval_individual_volatile_t));

	for(tseq = 0; tseq < SAPP_MAX_THREADS; tseq++){
		sapp_global_val->mthread_volatile[tseq] = (sapp_gval_mthread_t *)calloc(1, sizeof(sapp_gval_mthread_t));
	}

	/* set default value, maybe not input by user or config file */
	snprintf(sapp_global_val->config.packet_io.pcap_dumpfile_name, NAME_MAX, "dumpfile");

	ABBR_CURRENT_TIME = time(NULL);
}


/* 读取配置文件sapp.toml, 本函数只Load, 不做解析和错误处理 */
int sapp_parse_config(void)
{
	int ret;
	//int tmp_int;
	sapp_config_t *pconfig;
	char str_tmp[ARG_MAX];
	
	if(0 == is_file_exist(default_config_file)){
		special_usage();
		exit(1);
	}
	
	pconfig = &sapp_global_val->config;

	/*******************************  SYSTEM *********************************/
	ret = tomlc99_wrap_load_string_def(default_config_file, (char *)"SYSTEM", (char *)"instance_name", pconfig->system.instance_name, NAME_MAX, "sapp_v4.0");
	if(TOMLC99_RET_PATTERN_ERROR == ret){
		/* 首次解析判断如果是PATTERN_ERROR, 说明toml格式有问题, 不再继续解析 */
		sapp_log(30, ~0, ~0, "parse config file %s error!", default_config_file);
		exit(1);
	}

	/*******************************  CPU *********************************/
	tomlc99_wrap_load_int_def(default_config_file, (char *)"CPU", (char *)"worker_threads", (int *)&pconfig->cpu.worker_threads, 1);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"CPU", (char *)"send_only_threads_max", (int *)&pconfig->cpu.send_only_threads_max_num, 0);

	pconfig->cpu.bind_mask_array_num = SAPP_MAX_THREADS;
	tomlc99_wrap_load_long_array(default_config_file, (char *)"CPU", (char *)"bind_mask", pconfig->cpu.bind_mask_array, &pconfig->cpu.bind_mask_array_num);

	/*******************************  MEM *********************************/
	tomlc99_wrap_load_int_def(default_config_file, (char *)"MEM", (char *)"dictator_enable", (int *)&pconfig->mem.dictator_enable, 1);
	
	/*******************************  PACKET_IO ******************************/
	/*******************************  packet_io.feature ******************************/
	tomlc99_wrap_load_string_def(default_config_file, (char *)"packet_io.feature", (char *)"BSD_packet_filter", str_tmp, NAME_MAX, "");
	if(str_tmp[0] != '\0'){
		pconfig->packet_io.input_bpf_filter = strdup(str_tmp);
	}
	tomlc99_wrap_load_int_def(default_config_file, (char *)"packet_io.feature", (char *)"inbound_route_dir", &pconfig->packet_io.inbound_route_dir, 0);
	tomlc99_wrap_load_string_def(default_config_file, (char *)"packet_io.feature", (char *)"pcap_capture_direction", pconfig->packet_io.pcap_capture_direction, NAME_MAX, "in");
		
	tomlc99_wrap_load_string_def(default_config_file, (char *)"packet_io.depolyment", (char *)"mode", pconfig->packet_io.depolyment_mode_str, NAME_MAX, "mirror");
	tomlc99_wrap_load_string_def(default_config_file, (char *)"packet_io.internal.interface", (char *)"type", pconfig->packet_io.internal.interface.type_str, NAME_MAX, "pcap");
	tomlc99_wrap_load_string_def(default_config_file, (char *)"packet_io.internal.interface", (char *)"name", pconfig->packet_io.internal.interface.name, NAME_MAX, "lo");
	tomlc99_wrap_load_string_def(default_config_file, (char *)"packet_io.external.interface", (char *)"type", pconfig->packet_io.external.interface.type_str, NAME_MAX, "pcap");
	tomlc99_wrap_load_string_def(default_config_file, (char *)"packet_io.external.interface", (char *)"name", pconfig->packet_io.external.interface.name, NAME_MAX, "lo");
	tomlc99_wrap_load_int_def(default_config_file, (char *)"packet_io.polling", (char *)"enabled", &pconfig->packet_io.polling_enabled, 1);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"packet_io.polling", (char *)"polling_priority", &pconfig->packet_io.polling_priority, 100);

	/*******************************  STREAM ******************************/
	tomlc99_wrap_load_string_def(default_config_file, (char *)"STREAM", (char *)"stream_id_base_time", pconfig->stream.stream_id_base_time_str, 32, "");

	/*******************************  STREAM.TCP ******************************/
	tomlc99_wrap_load_int_def(default_config_file, (char *)"stream.tcp", (char *)"max", (int *)&pconfig->stream.tcp.max, 50000);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"stream.tcp", (char *)"timeout", (int *)&pconfig->stream.tcp.timeout, 60);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"stream.tcp", (char *)"syn_mandatory", (int *)&pconfig->stream.tcp.syn_mandatory, 1);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"stream.tcp", (char *)"reorder_pkt_max", (int *)&pconfig->stream.tcp.reorder_pkt_max, 5);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"stream.tcp", (char *)"analyse_option_enabled", (int *)&pconfig->stream.tcp.analyse_option_enabled, 1);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"stream.tcp.inject", (char *)"link_mss", (int *)&pconfig->stream.tcp.inject.link_mss, 1460);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"stream.tcp.inject.rst", (char *)"auto_remedy", (int *)&pconfig->stream.tcp.inject.auto_remedy, 0);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"stream.tcp.inject.rst", (char *)"signature_enabled", (int *)&pconfig->stream.tcp.inject.rst_signature_enable, 1);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"stream.tcp.inject.rst", (char *)"signature_seed1", (int *)&pconfig->stream.tcp.inject.rst_signature_seed1, 65535);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"stream.tcp.inject.rst", (char *)"signature_seed2", (int *)&pconfig->stream.tcp.inject.rst_signature_seed2, 13);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"stream.tcp.inject.rst", (char *)"number", (int *)&pconfig->stream.tcp.inject.rst_num, 3);


	/*******************************  STREAM.UDP ******************************/
	tomlc99_wrap_load_int_def(default_config_file, (char *)"stream.udp", (char *)"max", (int *)&pconfig->stream.udp.max, 5000);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"stream.udp", (char *)"timeout", (int *)&pconfig->stream.udp.timeout, 60);

	/*******************************  PROFILING ******************************/
	tomlc99_wrap_load_int_def(default_config_file, (char *)"profiling.pkt_latency", (char *)"enabled", (int *)&pconfig->profiling.pkt_latency_enabled, 0);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"profiling.pkt_latency", (char *)"threshold", (int *)&pconfig->profiling.pkt_latency_threshold_in_us, 10000);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"profiling.sanity_check", (char *)"raw_pkt_broken_enabled", (int *)&pconfig->profiling.sanity_check_raw_pkt_broken_enabled, 0);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"profiling.sanity_check", (char *)"symbol_conflict_enabled", (int *)&pconfig->profiling.sanity_check_symbol_conflict_enabled, 0);

	/*******************************  PROFILING.LOG ***************************/
	tomlc99_wrap_load_int_def(default_config_file, (char *)"profiling.log", (char *)"level", (int *)&pconfig->profiling.log.level, 20);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"profiling.log", (char *)"interval", (int *)&pconfig->profiling.log.interval, 3);
	/*******************************  PROFILING.LOG.local **********************/
	tomlc99_wrap_load_int_def(default_config_file, (char *)"profiling.log.local", (char *)"enabled", (int *)&pconfig->profiling.log.local.enabled, 1);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"profiling.log.local", (char *)"file_truncate_enabled", (int *)&pconfig->profiling.log.local.file_truncate_enabled, 1);
	tomlc99_wrap_load_string_def(default_config_file, (char *)"profiling.log.local", (char *)"log_file_name", pconfig->profiling.log.local.log_file_name, NAME_MAX, "fs2_sysinfo.log");
	/*******************************  PROFILING.LOG.remote **********************/
	tomlc99_wrap_load_int_def(default_config_file, (char *)"profiling.log.remote", (char *)"enabled", (int *)&pconfig->profiling.log.remote.enabled, 0);
	tomlc99_wrap_load_string_def(default_config_file, (char *)"profiling.log.remote", (char *)"server_ip", pconfig->profiling.log.remote.server_ip, INET_ADDRSTRLEN, "#");
	tomlc99_wrap_load_int_def(default_config_file, (char *)"profiling.log.remote", (char *)"server_port", (int *)&pconfig->profiling.log.remote.server_port, 0);
#if 0
	//tomlc99_wrap_load_string_def(default_config_file, (char *)"profiling.log.remote", (char *)"remote_send_out_type", pconfig->profiling.log.remote.remote_send_out_type, NAME_MAX, "field_stat2");
	/*******************************  PROFILING.LOG.remote.field_stat2 **********************/
	if(strncasecmp(pconfig->profiling.log.remote.remote_send_out_type, "field_stat2", strlen("field_stat2")) == 0){
		tomlc99_wrap_load_string_def(default_config_file, (char *)"profiling.log.remote.field_stat2", (char *)"app_name", pconfig->profiling.log.remote.field_stat2.app_name, NAME_MAX, "sapp");
		tomlc99_wrap_load_string_def(default_config_file, (char *)"profiling.log.remote.field_stat2", (char *)"metric_type", str_tmp, ARG_MAX, "default");
		if(strncasecmp(str_tmp, "default", strlen("default")) == 0){
			pconfig->profiling.log.remote.field_stat2.metrics_type = FS_METRIS_OUTPUT_DEFAULT;
		}else if(strncasecmp(str_tmp, "json", strlen("json")) == 0){
			pconfig->profiling.log.remote.field_stat2.metrics_type = FS_METRIS_OUTPUT_JSON;
		}else{
			sapp_log(30, ~0, ~0, "config parse error! invalid value of 'profiling.log.remote.field_stat2.metric_type'");
			return -1;
		}
	/*******************************  PROFILING.LOG.remote.line_protocol **********************/	
	}else if(strncasecmp(pconfig->profiling.log.remote.remote_send_out_type, "line_protocol", strlen("line_protocol")) == 0){
		//TODO, parse tags array
	}else{
		sapp_log(30, ~0, ~0, "config parse error! invalid value of 'profiling.log.remote.remote_send_out_type'");
		return -1;
	}
#else
	strncpy(pconfig->profiling.log.remote.remote_send_out_type, "field_stat2", strlen("field_stat2"));
	tomlc99_wrap_load_string_def(default_config_file, (char *)"profiling.log.remote.field_stat2", (char *)"app_name", pconfig->profiling.log.remote.field_stat2.app_name, NAME_MAX, "sapp");
		tomlc99_wrap_load_string_def(default_config_file, (char *)"profiling.log.remote.field_stat2", (char *)"metric_type", str_tmp, ARG_MAX, "default");
		if(strncasecmp(str_tmp, "default", strlen("default")) == 0){
			pconfig->profiling.log.remote.field_stat2.metrics_type = FS_METRIS_OUTPUT_DEFAULT;
		}else if(strncasecmp(str_tmp, "json", strlen("json")) == 0){
			pconfig->profiling.log.remote.field_stat2.metrics_type = FS_METRIS_OUTPUT_JSON;
		}else{
			sapp_log(30, ~0, ~0, "config parse error! invalid value of 'profiling.log.remote.field_stat2.metric_type'");
			return -1;
		}
#endif
	/************************  PROTOCOL_FEATURE **********************************/
	tomlc99_wrap_load_int_def(default_config_file, (char *)"PROTOCOL_FEATURE", (char *)"ipv6_decapsulation_enabled", (int *)&pconfig->protocol_feature.ipv6_decapsulation_enabled, 1);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"PROTOCOL_FEATURE", (char *)"ipv6_send_packet_enabled", (int *)&pconfig->protocol_feature.ipv6_send_packet_enabled, 1);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"PROTOCOL_FEATURE", (char *)"tcp_drop_pure_ack_pkt", (int *)&pconfig->protocol_feature.tcp_drop_pure_ack_pkt, 0);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"PROTOCOL_FEATURE", (char *)"tcp_syn_option_parse_enabled", (int *)&pconfig->protocol_feature.tcp_syn_option_parse_enabled, 1);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"PROTOCOL_FEATURE", (char *)"skip_not_ip_layer_over_eth", (int *)&pconfig->protocol_feature.skip_not_ip_layer_over_eth, 0);

	/*******************************  TOOLS **********************************/
	tomlc99_wrap_load_int_def(default_config_file, (char *)"tools.pkt_dump", (char *)"enabled", (int *)&pconfig->tools.pkt_dump.enabled, 0);
	tomlc99_wrap_load_string_def(default_config_file, (char *)"tools.pkt_dump", (char *)"mode", pconfig->tools.pkt_dump.mode_str, NAME_MAX, "udp_socket");
	tomlc99_wrap_load_string_def(default_config_file, (char *)"tools.pkt_dump", (char *)"BSD_packet_filter", str_tmp, ARG_MAX, "");
	if(str_tmp[0] != '\0'){
		pconfig->tools.pkt_dump.bpf_filter = strdup(str_tmp);
	}

	tomlc99_wrap_load_int_def(default_config_file, (char *)"tools.pkt_dump.threads", (char *)"all_threads_enabled", &pconfig->tools.pkt_dump.dump_all_thread_enabled, 0);
	if(0 == pconfig->tools.pkt_dump.dump_all_thread_enabled){
		pconfig->tools.pkt_dump.dump_thread_id_array_num = SAPP_MAX_THREADS;
		tomlc99_wrap_load_int_array(default_config_file, (char *)"tools.pkt_dump.threads", (char *)"dump_thread_id", pconfig->tools.pkt_dump.dump_thread_id_array, &pconfig->tools.pkt_dump.dump_thread_id_array_num);
	}
	
	tomlc99_wrap_load_int_def(default_config_file, (char *)"tools.pkt_dump.udp", (char *)"command_port", (int *)&pconfig->tools.pkt_dump.command_port, 0);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"tools.pkt_dump.udp", (char *)"pkt_dump_ratio", (int *)&pconfig->tools.pkt_dump.pkt_dump_ratio, 30);

	tomlc99_wrap_load_string_def(default_config_file, (char *)"tools.pkt_dump.storage", (char *)"path", str_tmp, ARG_MAX, "/dev/shm/pkt_dump");
	pconfig->tools.pkt_dump.storge_path = strdup(str_tmp);
	tomlc99_wrap_load_int_def(default_config_file, (char *)"tools.pkt_dump.storage", (char *)"file_size_max_per_thread", (int *)&pconfig->tools.pkt_dump.file_size_max_per_thread, 1000);

	/*************************** SPECIAL_CONFIG_LINK *************************/
	tomlc99_wrap_load_string_def(default_config_file, (char *)"SPECIAL_CONFIG_LINK", (char *)"project_list_path", str_tmp, ARG_MAX, "./etc/project_list.conf");
	if(str_tmp[0] != '\0'){
		pconfig->special_conf_link.project_list_path = strdup(str_tmp);
	}
	tomlc99_wrap_load_string_def(default_config_file, (char *)"SPECIAL_CONFIG_LINK", (char *)"plugin_path", str_tmp, ARG_MAX, "./etc/plugin.conf");
	if(str_tmp[0] != '\0'){
		pconfig->special_conf_link.plugin_path = strdup(str_tmp);
	}
	tomlc99_wrap_load_string_def(default_config_file, (char *)"SPECIAL_CONFIG_LINK", (char *)"entrylist_path", str_tmp, ARG_MAX, "./etc/entrylist.conf");
	if(str_tmp[0] != '\0'){
		pconfig->special_conf_link.entrylist_path = strdup(str_tmp);
	}
	tomlc99_wrap_load_string_def(default_config_file, (char *)"SPECIAL_CONFIG_LINK", (char *)"send_raw_pkt_path", str_tmp, ARG_MAX, "./etc/send_raw_pkt.conf");
	if(str_tmp[0] != '\0'){
		pconfig->special_conf_link.send_raw_pkt_path = strdup(str_tmp);
	}
	tomlc99_wrap_load_string_def(default_config_file, (char *)"SPECIAL_CONFIG_LINK", (char *)"vxlan_sport_service_map_path", str_tmp, ARG_MAX, "./etc/vxlan_sport_service_map.conf");
	if(str_tmp[0] != '\0'){
		pconfig->special_conf_link.vxlan_sport_service_map_path = strdup(str_tmp);
	}

	log_handle_init();

	if(config_sanity_check() < 0){
		exit(1);
	}

	if(config_expression_convert() < 0){
		exit(1);
	}

	sapp_log(10, 10, 10, "config parse success!");
	
	return 0;
}

#ifdef __cplusplus
}
#endif