102 lines
2.3 KiB
C
102 lines
2.3 KiB
C
#include <arpa/inet.h>
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#include <netinet/in.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/socket.h>
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#include <unistd.h>
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#define BUFFER_SIZE 1024
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#define PORT 9090
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char *parseRoute(const char *route) {
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if (strcmp(route, "home") == 0) {
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return "./static/index.html";
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} else if (strcmp(route, "about") == 0) {
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return "./static/about.html";
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} else if (strcmp(route, "favicon.ico") == 0) {
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return "./static/favicon.ico";
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} else {
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return "./static/notFound.html";
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}
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}
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void sendHtml(int *sock, const char *route) {
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// open our html file
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FILE *html = fopen(route, "r");
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if (!html) {
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perror("Error opening html file");
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return;
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}
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char buf[BUFFER_SIZE] = {0};
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size_t read = 0;
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char *header = "HTTP/1.1 200 OK\r\nContent-Type: text/html\r\n\r\n";
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send(*sock, header, strlen(header), 0);
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while ((read = fread(buf, sizeof(buf[0]), BUFFER_SIZE, html)) > 0) {
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send(*sock, buf, read, 0);
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}
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fclose(html);
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}
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int main() {
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int serverSocket;
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if ((serverSocket = socket(AF_INET, SOCK_STREAM, 0)) < 0) {
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perror("socket failed");
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exit(EXIT_FAILURE);
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}
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struct sockaddr_in serverAddr;
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serverAddr.sin_family = AF_INET;
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serverAddr.sin_addr.s_addr = INADDR_ANY;
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serverAddr.sin_port = htons(PORT);
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if (bind(serverSocket, (struct sockaddr *)&serverAddr, sizeof serverAddr) <
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0) {
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perror("bind failed");
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exit(EXIT_FAILURE);
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}
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if (listen(serverSocket, 5) < 0) {
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perror("listen failed");
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exit(EXIT_FAILURE);
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}
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printf("Server listening on port %d\n", PORT);
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while (1) {
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struct sockaddr_in clientAddr;
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socklen_t clientAddr_len = sizeof clientAddr;
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int *clientSocket = malloc(sizeof(int));
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if ((*clientSocket = accept(serverSocket, (struct sockaddr *)&clientAddr,
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&clientAddr_len)) < 0) {
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perror("accept failed");
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continue;
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}
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printf("Connected\n");
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char recBuf[BUFFER_SIZE] = {0};
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recv(*clientSocket, recBuf, BUFFER_SIZE, 0);
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// printf("%s\n", recBuf);
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char *token = recBuf + 5;
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char *route = strtok(token, " ");
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const char *file = parseRoute(route);
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sendHtml(clientSocket, file);
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close(*clientSocket);
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printf("disconnected client.\n\n");
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}
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close(serverSocket);
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return 0;
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}
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