51 lines
1.6 KiB
C
51 lines
1.6 KiB
C
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <openssl/ssl.h>
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#include <stdio.h>
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#include <arpa/inet.h>
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#include <netinet/in.h>
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#include <string.h>
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static const short PORT = 8081;
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static const short BACKLOG_SIZE = 10;
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static const char * CERTIFICATE_PATH = "cert.pem";
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static const char * PRIVATE_KEY_PATH = "key";
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static const char * ERROR_404 = "No page found";
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int main(int argc, char** argv) {
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int socket_fd = socket(AF_INET, SOCK_STREAM, 0);
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const struct sockaddr addr = {
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AF_INET,
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htons(PORT),
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0
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};
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bind(socket_fd, &addr, sizeof(addr));
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listen(socket_fd, BACKLOG_SIZE);
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int client_fd = accept(socket_fd, NULL, NULL);
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SSL_CTX* ctx = SSL_CTX_new(TLS_server_method());
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SSL* ssl = SSL_new(ctx);
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SSL_set_fd(ssl, client_fd);
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SSL_use_certificate_chain_file(ssl, CERTIFICATE_PATH);
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SSL_use_PrivateKey_file(ssl, PRIVATE_KEY_PATH, SSL_FILETYPE_PEM);
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SSL_accept(ssl);
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char buffer[1024] = {0};
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SSL_read(ssl, buffer, 1023);
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// Assume GET request
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char* file_request = buffer + 5;
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char response[1024] = {0};
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char* headers = "HTTP/1.0 200 OK\r\nContent-Type: text/html\r\n\r\n";
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memcpy(response, headers, strlen(headers));
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if (strncmp(file_request, "index.html", strlen("index.html"))) {
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FILE* f = fopen("index.html", "r");
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fread(response + strlen(headers), 1024 - strlen(headers) - 1, 1, f);
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fclose(f);
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} else {
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memcpy(response + strlen(headers), ERROR_404, strlen(ERROR_404));
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}
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SSL_write(ssl, response, 1024);
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SSL_shutdown(ssl);
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}
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