complete tutorial from video

This commit is contained in:
Rokas Puzonas 2023-12-07 00:10:28 +02:00
parent 40a4a2d5de
commit 6447ae9831
3 changed files with 57 additions and 0 deletions

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# Minimal Web Server
```
gcc -o main main.c
./main
```
Original tutorial: https://www.youtube.com/watch?v=2HrYIl6GpYg

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index.html Normal file
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<h1> Hello, World! </h1>

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main.c Normal file
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#include <errno.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/sendfile.h>
int main() {
int port = 8080;
int server_soc = socket(AF_INET, SOCK_STREAM, 0);
if (server_soc == -1) {
printf("ERROR: Failed to open socket: %s", strerror(errno));
return -1;
}
struct sockaddr_in addr = {
.sin_family = AF_INET,
.sin_port = htons(port),
.sin_addr = 0
};
if (bind(server_soc, (struct sockaddr*)&addr, sizeof(addr))) {
printf("ERROR: Failed to bind: %s", strerror(errno));
return -1;
}
if (listen(server_soc, 10)) {
printf("ERROR: Failed to listen: %s", strerror(errno));
return -1;
}
int client_soc = accept(server_soc, NULL, NULL);
char buffer[256];
int byte_count = recv(client_soc, buffer, sizeof(buffer), 0);
char *filename = buffer + 5;
char *space = strchr(filename, ' ');
space[0] = 0;
int file_fd = open(filename, O_RDONLY);
sendfile(client_soc, file_fd, 0, 256);
close(file_fd);
close(client_soc);
close(server_soc);
return 0;
}