myvtm/Module/mod_accessauth/comm.cpp

#include "comm.h"
#include <cstdarg>
#define MAX_PATH_SIZE 256
void GetNewForm(const char* form, char* newForm) {
	int indexNum = 0;
	int acount = 0;
	newForm[0] = '{';
	for (int i = 0; i < strlen(form); i++)
	{
		//if((i-1 >= 0 && form[i]=='\\') || (i-1 < 0))
		if (form[i] == '%') {

			if (acount != 0)
			{
				newForm[++indexNum] = '"';
				if (acount % 2 != 0) {
					newForm[++indexNum] = ':';
				}
				else {
					newForm[++indexNum] = ',';
				}
			}
			newForm[++indexNum] = '"';
			acount++;
		}
		if (form[i] == ' ') continue;
		newForm[++indexNum] = form[i];
	}
	newForm[++indexNum] = '"';
	newForm[++indexNum] = '}';

}

string GetOutPutStr(const char* form, ...) {
	char* newForm = new char[strlen(form) * 3 + 5];
	memset(newForm, 0, strlen(form) * 3 + 5);
	if (strlen(form) < 2) {
		strcpy(newForm, "{\"\"}");
	}
	else {
		GetNewForm(form, newForm);
	}
	va_list vaList;
	va_start(vaList, form);
#ifdef RVC_OS_WIN
	int acount = _vscprintf(newForm, vaList);
#else
	int acount = vsnprintf(0, 0, newForm, vaList);
	va_end(vaList);
	va_start(vaList, form);
#endif
	char* buf = new char[acount + 1];
	memset(buf, 0, acount + 1);
	vsprintf(buf, newForm, vaList);
	va_end(vaList);

	string ret;
	ret.assign(buf);
	delete buf;
	delete newForm;
	return ret;
}

int no_begin_with(const char strA[], const char strB[]) {
	if (strA == NULL) return 1;
	if (strB == NULL) return 1;
	if (strlen(strA) == 0 || strlen(strB) == 0 || strlen(strA) < strlen(strB)) return 1;
	const char* pA = strA;
	const char* pB = strB;
	while (*pA != '\0' && *pB != '\0') {
		if (*pA != *pB) return 1;
		pA++;
		pB++;
	}
	return 0;
}

int str2int(const string str, int& ret) {
	if (str.size() == 0) return 1;
	ret = 0;
	int symbol = 0;
	for (int i = 0; i < str.size(); i++) {
		if (i == 0 && str[i] == '-') {
			symbol = 1;
			continue;
		}
		if (i == 0 && str[i] == '+') continue;
		if (i == 0) {
			while (str[i] == '0' && i < str.size()) {
				++i;
			}
			if (i == str.size()) return 0;
		}
		if (str[i] < '0' || str[i] >'9') return 2;

		ret += (str[i] - '0') * pow(10, str.size() - i - 1);
	}
	if (symbol) ret -= 2 * ret;
	return 0;
}

int str2int(const string str) {
	int ret;
	str2int(str, ret);
	return ret;
}

vector<string> split_str(string strA, string strB) {
	vector<string> ret;
	//cout << "ret:" << ret.size() << endl;
	if (strA.size() == 0 || strB.size() == 0) {
		return ret;
	}
	char* chA = new char[strA.size()];
	char* chB = new char[strB.size()];
	memset(chA, 0, sizeof(chA));
	memset(chB, 0, sizeof(chB));
	strcpy(chA, strA.c_str());
	strcpy(chB, strB.c_str());
	char* tmp = strtok(chA, chB);
	while (tmp) {
		//cout << "tmp:" << tmp << endl;
		ret.push_back(tmp);
		tmp = strtok(NULL, chB);

	}
	delete[] chA;
	delete[] chB;
	return ret;
}

int ip2byte(const string str, BYTE ip[]) {
	vector<string> ret = split_str(str, ".");
	vector<string>::iterator it = ret.begin();
	int index = 0;
	while (it != ret.end()) {
		int tmp = 0;
		if (str2int(*it, tmp)) return 1;
		else {
			if (tmp > 255) return 2;
			else {
				ip[index] = tmp;
				index++;
			}
		}
		it++;
	}
	return 0;
}

unsigned char Ch2Hex(char ch)
{
	static const char* hex = "0123456789ABCDEF";
	for (unsigned char i = 0; i != 16; ++i)
		if (ch == hex[i])
			return i;
	return 0;
}

char* Hex2Str(const char* src, int& dstLen)
{
	int i = 0;
	int cnt = 0;
	int len = strlen(src);
	unsigned char* d = new unsigned char[len];
	memset(d, 0, len);
	while (*src)
	{
		if (i & 1)
		{
			d[cnt++] |= Ch2Hex(*src);
		}
		else
		{
			d[cnt] = Ch2Hex(*src) << 4;
		}
		src++;
		i++;
	}
	dstLen = cnt;
	return (char*)d;
}

char* Str2Hex(const char* src, int srcLen)
{
	string ret;
	static const char* hex = "0123456789ABCDEF";

	for (int i = 0; i != srcLen; ++i)
	{
		ret.push_back(hex[(src[i] >> 4) & 0xf]);
		ret.push_back(hex[src[i] & 0xf]);
	}
	char* tmp = new char[ret.length() + 1];
	memset(tmp, 0, ret.length() + 1);
	memcpy(tmp, ret.c_str(), ret.length());
	return tmp;
}

#ifdef __linux__
	
	int getIPFromLinux(char* ip) {
		//if (strlen(ip) < 15) return 1;
		struct ifaddrs* ifAddrStruct = NULL;
		void* tmpAddrPtr = NULL;
		getifaddrs(&ifAddrStruct);

		while (ifAddrStruct != NULL) {
			if (ifAddrStruct->ifa_addr->sa_family == AF_INET) { 
				// is a valid IP4 Address
				tmpAddrPtr = &((struct sockaddr_in*)ifAddrStruct->ifa_addr)->sin_addr;
				char addressBuffer[INET_ADDRSTRLEN];
				inet_ntop(AF_INET, tmpAddrPtr, addressBuffer, INET_ADDRSTRLEN);
				//printf("%s IP Address %s\n", ifAddrStruct->ifa_name, addressBuffer);
				if (!no_begin_with(addressBuffer, "99") || !no_begin_with(addressBuffer, "10")) {
					memset(ip, 0, sizeof(ip));
					strcpy(ip, addressBuffer);
				}
				else if (strlen(ip) == 0 && no_begin_with(addressBuffer, "127.0")) {
					memset(ip, 0, sizeof(ip));
					strcpy(ip, addressBuffer);
				}

			}
			/*
			else if (ifAddrStruct->ifa_addr->sa_family==AF_INET6) { // check it is IP6
				// is a valid IP6 Address
				tmpAddrPtr=&((struct sockaddr_in *)ifAddrStruct->ifa_addr)->sin_addr;
				char addressBuffer[INET6_ADDRSTRLEN];
				inet_ntop(AF_INET6, tmpAddrPtr, addressBuffer, INET6_ADDRSTRLEN);
				printf("%s IP Address %s\n", ifAddrStruct->ifa_name, addressBuffer);
			}
			*/
			ifAddrStruct = ifAddrStruct->ifa_next;
		}
		//printf("ip=%s\n", ip);
		return 0;
	}

	//invalid function
	bool get_cpu_id_by_asm(std::string& cpu_id)
	{
		return(true);
	}

	void parse_cpu_id(const char* file_name, const char* match_words, std::string& cpu_id)
	{
		cpu_id.c_str();

		std::ifstream ifs(file_name, std::ios::binary);
		if (!ifs.is_open())
		{
			return;
		}

		char line[4096] = { 0 };
		while (!ifs.eof())
		{
			ifs.getline(line, sizeof(line));
			if (!ifs.good())
			{
				break;
			}

			const char* cpu = strstr(line, match_words);
			if (NULL == cpu)
			{
				continue;
			}
			cpu += strlen(match_words);

			while ('\0' != cpu[0])
			{
				if (' ' != cpu[0])
				{
					cpu_id.push_back(cpu[0]);
				}
				++cpu;
			}

			if (!cpu_id.empty())
			{
				break;
			}
		}

		ifs.close();
	}

	bool get_cpu_id_by_system(std::string& cpu_id, const string save_path)
	{
		//cpu_id.c_str();
		if (save_path.size() + strlen("/.dmidecode_result.txt") > MAX_PATH_SIZE) return false;
		char dmidecode_result[MAX_PATH_SIZE] = { 0 };
		strcpy(dmidecode_result, save_path.c_str());
		strcat(dmidecode_result, "/.dmidecode_result.txt");

		char command[512] = { 0 };
		snprintf(command, sizeof(command), "dmidecode -t 4 | grep ID > %s", dmidecode_result);

		if (0 == system(command))
		{
			parse_cpu_id(dmidecode_result, "ID:", cpu_id);
		}

		unlink(dmidecode_result);

		return(!cpu_id.empty());
	}

	void parse_board_serial(const char* file_name, const char* match_words, std::string& board_serial)
	{
		board_serial.c_str();

		std::ifstream ifs(file_name, std::ios::binary);
		if (!ifs.is_open())
		{
			return;
		}

		char line[4096] = { 0 };
		while (!ifs.eof())
		{
			ifs.getline(line, sizeof(line));
			if (!ifs.good())
			{
				break;
			}

			const char* board = strstr(line, match_words);
			if (NULL == board)
			{
				continue;
			}
			board += strlen(match_words);

			while ('\0' != board[0])
			{
				if (' ' != board[0])
				{
					board_serial.push_back(board[0]);
				}
				++board;
			}

			if ("None" == board_serial)
			{
				board_serial.clear();
				continue;
			}

			if (!board_serial.empty())
			{
				break;
			}
		}

		ifs.close();
	}

	bool get_board_serial_by_system(std::string& board_serial,const string save_path)
	{
		//board_serial.c_str();
		if (save_path.size() + strlen("/.dmidecode_result.txt") > MAX_PATH_SIZE) return false;
		char dmidecode_result[MAX_PATH_SIZE] = { 0 };
		strcpy(dmidecode_result, save_path.c_str());
		strcat(dmidecode_result, "/.dmidecode_result.txt");

		char command[512] = { 0 };
		snprintf(command, sizeof(command), "dmidecode -t 2 | grep Serial > %s", dmidecode_result);

		if (0 == system(command))
		{
			parse_board_serial(dmidecode_result, "Serial Number:", board_serial);
		}
		else {
			return false;
		}
		unlink(dmidecode_result);

		return true;
	}

	bool parse_disk_serial(const char* line, int line_size, const char* match_words, std::string& serial_no)
	{
		const char* serial_s = strstr(line, match_words);
		if (NULL == serial_s)
		{
			return(false);
		}
		serial_s += strlen(match_words);
		while (isspace(serial_s[0]))
		{
			++serial_s;
		}

		const char* serial_e = line + line_size;
		const char* comma = strchr(serial_s, ',');
		if (NULL != comma)
		{
			serial_e = comma;
		}

		while (serial_e > serial_s && isspace(serial_e[-1]))
		{
			--serial_e;
		}

		if (serial_e <= serial_s)
		{
			return(false);
		}

		std::string(serial_s, serial_e).swap(serial_no);

		return(true);
	}

	void get_disk_serial(const char* file_name, const char* match_words, std::vector<string>& serial_no)
	{
		std::ifstream ifs(file_name, std::ios::binary);
		if (!ifs.is_open())
		{
			return;
		}

		char line[4096] = { 0 };
		while (!ifs.eof())
		{
			ifs.getline(line, sizeof(line));
			if (!ifs.good())
			{
				break;
			}

			if (0 == ifs.gcount())
			{
				continue;
			}
			string disk_serial;
			if (parse_disk_serial(line, ifs.gcount() - 1, match_words, disk_serial))
			{
				//break;
				serial_no.push_back(disk_serial);
			}
		}

		ifs.close();
	}

	bool get_disk_serial_by_system(std::vector<string>& serial_no,const string save_path)
	{
		if (save_path.size() + strlen("/.lshw_result.txt") > MAX_PATH_SIZE) return false;
		char lshw_result[MAX_PATH_SIZE] = { 0 };
		strcpy(lshw_result, save_path.c_str());
		strcat(lshw_result, "/.lshw_result.txt");

		char command[512] = { 0 };
		snprintf(command, sizeof(command), "lshw -class disk | grep serial > %s", lshw_result);

		if (0 == system(command))
		{
			get_disk_serial(lshw_result, "serial:", serial_no);
		}
		else {
			return false;
		}
		unlink(lshw_result);

		return(true);
	}

#include <unistd.h>
	bool file_is_exist(string filePath) {
		return (access(filePath.c_str(), F_OK) == 0);
	}

	bool dir_is_exist(string dirPath) {
		return (access(dirPath.c_str(), F_OK) == 0);
	}
	//创建成功返回0，创建失败返回1，已经存在返回2
	int file_create(string filePath) {
		if (!file_is_exist(filePath)) {
			FILE* fp;
			if (fp = fopen(filePath.c_str(), "w")) {
				fclose(fp);
				return 0;
			}
			else {
				return 1;
			}
		}
		return 2;
	}

#include <sys/stat.h>
	//创建成功返回0
	int dir_create(string dirPath) {
		if (!dir_is_exist(dirPath)) {
			return mkdir(dirPath.c_str(), S_IRWXU);
		}
		return 0;
	}

	//删除成功返回0
	int remove_file(string filePath) {
		return remove(filePath.c_str());
	}

#include <dirent.h>
	int remove_dir(string dirPath) {
		DIR* dir;
		struct dirent* ptr;
		dir = opendir(dirPath.c_str());
		if (dir == NULL) return 1;
		while ((ptr = readdir(dir)) != NULL) {
			if (strcmp(ptr->d_name, ".") == 0 || strcmp(ptr->d_name, "..") == 0) continue;
			char path[1024] = { 0 };
			strcpy(path, dirPath.c_str());
			strcat(path, "/");
			strcat(path, ptr->d_name);
			if (ptr->d_type == DT_DIR) {
				remove_dir(path);
			}
			else {
				if (remove_file(path) != 0) return 1;
			}
		}
		closedir(dir);
		return rmdir(dirPath.c_str());
	}

	bool set_system_time(TIME* _time)
	{
		struct tm p;
		p.tm_year = _time->year - 1900;
		p.tm_mon = _time->month - 1;
		p.tm_mday = _time->day;
		p.tm_hour = _time->hour;
		p.tm_min = _time->minute;
		p.tm_sec = _time->second;
		//cout << p.tm_year << " " << p.tm_mon << " " << p.tm_mday << " " << p.tm_hour << " " << p.tm_min << " " << p.tm_sec << endl;

		time_t sec = mktime(&p);
		//cout << sec << endl;

		struct timeval tv;
		tv.tv_sec = sec;
		//cout << tv.tv_sec << endl;

		if (settimeofday(&tv, NULL) < 0)
		{
			return false;
		}
		return true;
	}

	bool set_system_time_by_sec(int sec)
	{

		struct timeval tv;

		gettimeofday(&tv, NULL);

		tv.tv_sec += sec;
		//cout << tv.tv_sec << endl;

		if (settimeofday(&tv, NULL) < 0)
		{
			return false;
		}
		return true;
	}

	TIME* get_system_time()
	{
		TIME* t = new TIME();

		time_t timep;
		time(&timep);

		struct tm* p;
		p = localtime(&timep);

		t->year = 1900 + p->tm_year;
		t->month = 1 + p->tm_mon;
		t->day = p->tm_mday;
		t->hour = p->tm_hour;
		t->minute = p->tm_min;
		t->second = p->tm_sec;

		return t;
	}

	string time2str(const TIME* tim) {
		if (tim == NULL) return "";
		string ret;
		char timeStr[16] = { 0 };
		sprintf(timeStr, "%04d%02d%02d%02d%02d%02d", tim->year,
			tim->month, tim->day, tim->hour, tim->minute, tim->second);
		ret = timeStr;
		return ret;
	}

	TIME* str2time(string str) {
		if (str.length() < 14) return NULL;
		TIME* ret = new TIME();
		ret->year = str2int(str.substr(0, 4));
		ret->month = str2int(str.substr(4, 2));
		ret->day = str2int(str.substr(6, 2));
		ret->hour = str2int(str.substr(8, 2));
		ret->minute = str2int(str.substr(10, 2));
		ret->second = str2int(str.substr(12, 2));
		return ret;
	}
#endif // __linux__