Files
cws/src/utils/utils.c
2025-10-24 19:54:55 +02:00

83 lines
1.6 KiB
C

#include "utils/utils.h"
#include <arpa/inet.h>
#include <fcntl.h>
#include <netinet/in.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
volatile sig_atomic_t cws_server_run = 1;
static void cws_utils_convert_ip(int family, void *addr, char *ip, size_t ip_len) {
inet_ntop(family, addr, ip, ip_len);
}
void cws_utils_get_client_ip(struct sockaddr_storage *sa, char *ip) {
if (sa->ss_family == AF_INET) {
struct sockaddr_in *sin = (struct sockaddr_in *)sa;
cws_utils_convert_ip(AF_INET, &sin->sin_addr, ip, INET_ADDRSTRLEN);
} else if (sa->ss_family == AF_INET6) {
struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)sa;
cws_utils_convert_ip(AF_INET6, &sin6->sin6_addr, ip, INET6_ADDRSTRLEN);
}
}
cws_server_ret cws_fd_set_nonblocking(int sockfd) {
const int status = fcntl(sockfd, F_SETFL, O_NONBLOCK);
if (status == -1) {
return CWS_SERVER_FD_NONBLOCKING_ERROR;
}
return CWS_SERVER_OK;
}
unsigned int my_str_hash_fn(const void *key) {
char *key_str = (char *)key;
size_t key_len = strlen(key_str);
int total = 0;
for (size_t i = 0; i < key_len; ++i) {
total += (int)key_str[i];
}
return total % 2069;
}
bool my_str_equal_fn(const void *a, const void *b) {
if (strcmp((char *)a, (char *)b) == 0) {
return true;
}
return false;
}
void my_str_free_fn(void *value) {
free(value);
}
unsigned int my_int_hash_fn(const void *key) {
return *(int *)key;
}
bool my_int_equal_fn(const void *a, const void *b) {
int ai = *(int *)a;
int bi = *(int *)b;
if (ai == bi) {
return true;
}
return false;
}
void my_int_free_key_fn(void *key) {
int fd = *(int *)key;
close(fd);
free(key);
}