unsigned WINAPI RequestHandler(void *arg)
{
SOCKET hClntSock=(SOCKET)arg;
char buf[BUF_SIZE];
char method[BUF_SMALL];
char ct[BUF_SMALL];
char fileName[BUF_SMALL];
recv(hClntSock, buf, BUF_SIZE, 0);
if(strstr(buf, "HTTP/")==NULL) // HTTP에 의한 요청인지 확인
{
SendErrorMSG(hClntSock);
closesocket(hClntSock);
return 1;
}
strcpy(method, strtok(buf, " /"));
if(strcmp(method, "GET")) // GET 방식 요청인지 확인
SendErrorMSG(hClntSock);
strcpy(fileName, strtok(NULL, " /")); // 요청 파일이름 확인
strcpy(ct, ContentType(fileName)); // Content-type 확인
SendData(hClntSock, ct, fileName); // 응 답
return 0;
}
void SendData(SOCKET sock, char* ct, char* fileName)
{
char protocol[]="HTTP/1.0 200 OK\r\n";
char servName[]="Server:simple web server\r\n";
char cntLen[]="Content-length:2048\r\n";
char cntType[BUF_SMALL];
char buf[BUF_SIZE];
FILE* sendFile;
sprintf(cntType, "Content-type:%s\r\n\r\n", ct);
if((sendFile=fopen(fileName, "r"))==NULL)
{
SendErrorMSG(sock);
return;
}
/* 헤더 정보 전송 */
send(sock, protocol, strlen(protocol), 0);
send(sock, servName, strlen(servName), 0);
send(sock, cntLen, strlen(cntLen), 0);
send(sock, cntType, strlen(cntType), 0);
/* 요청 데이터 전송 */
while(fgets(buf, BUF_SIZE, sendFile)!=NULL)
send(sock, buf, strlen(buf), 0);
closesocket(sock); // HTTP 프로토콜에 의해서 응답 후 종료
}
unsigned WINAPI RequestHandler(void* arg)
{
SOCKET hClntSock = (SOCKET)arg;
char buf[BUF_SIZE] = { 0, };
char method[BUF_SMALL] = { 0, };
char ct[BUF_SMALL] = { 0, };
char fileName[BUF_SMALL] = { 0, };
if (recv(hClntSock, buf, BUF_SIZE, 0) == SOCKET_ERROR)
ErrorHandling("[DEBUG]recv() Error");
if (strstr(buf, "HTTP/") == NULL)
{
SendErrorMSG(hClntSock, ERROR_400_BAD_REQUEST);
closesocket(hClntSock);
return 1;
}
strcpy(method, strtok(buf, " "));
if (strcmp(method, "GET"))
SendErrorMSG(hClntSock, ERROR_400_BAD_REQUEST);
strcpy(fileName, strtok(NULL, " "));
memmove(fileName + 1, fileName, strlen(fileName));
fileName[0] = '.';
for (unsigned int i = 0; i < strlen(fileName) + 1; ++i)
{
if (fileName[i] == '/')
fileName[i] = '\\';
}
char* type = ContentType(fileName);
if (type == NULL)
{
SendErrorMSG(hClntSock, ERROR_404_NOT_FOUND);
closesocket(hClntSock);
return 0;
}
strcpy(ct, ContentType(fileName));
SendData(hClntSock, ct, fileName);
return 0;
}
void SendData(SOCKET socket, char* ct, char* fileName)
{
char protocol[] = "HTTP/1.0 200 OK\r\n";
char servName[] = "Server:simple web server\r\n";
char cntLen[BUF_SMALL];
char cntType[BUF_SMALL] = { 0, };
char buf[BUF_SIZE] = { 0, };
FILE* sendFile;
sprintf_s(cntType, "Content-type:%s\r\n\r\n", ct);
if ((sendFile = fopen(fileName, "rb")) == NULL)
{
SendErrorMSG(socket, ERROR_404_NOT_FOUND);
return;
}
int fileSize;
fseek(sendFile, 0, SEEK_END);
fileSize = ftell(sendFile);
fseek(sendFile, 0, SEEK_SET);
sprintf_s(cntLen, "Content-length : %d\r\n", fileSize);
if (send(socket, protocol, strlen(protocol), 0) == SOCKET_ERROR)
ErrorHandling("[DEBUG] send() : protocol Error");
if (send(socket, servName, strlen(servName), 0) == SOCKET_ERROR)
ErrorHandling("[DEBUG] send() : servName Error");
if (send(socket, cntType, strlen(cntType), 0) == SOCKET_ERROR)
ErrorHandling("[DEBUG] send() : cntType Error");
while (!feof(sendFile))
{
int read = fread(buf, 1, BUF_SIZE, sendFile);
send(socket, buf, read, 0);
}
closesocket(socket);
fclose(sendFile);
}
