| 36 |
#include <sys/epoll.h> |
#include <sys/epoll.h> |
| 37 |
#include <arpa/inet.h> |
#include <arpa/inet.h> |
| 38 |
|
|
|
#define MAX_EVENTS 10 |
|
|
|
|
| 39 |
int net_server(const char *hostaddr, in_port_t port) |
int net_server(const char *hostaddr, in_port_t port) |
| 40 |
{ |
{ |
| 41 |
unsigned int namelen; |
unsigned int namelen; |
| 53 |
if (socket_server < 0) |
if (socket_server < 0) |
| 54 |
{ |
{ |
| 55 |
log_error("Create socket failed\n"); |
log_error("Create socket failed\n"); |
| 56 |
exit(1); |
return -1; |
| 57 |
} |
} |
| 58 |
|
|
| 59 |
sin.sin_family = AF_INET; |
sin.sin_family = AF_INET; |
| 75 |
{ |
{ |
| 76 |
log_error("Bind address %s:%u failed (%d)\n", |
log_error("Bind address %s:%u failed (%d)\n", |
| 77 |
inet_ntoa(sin.sin_addr), ntohs(sin.sin_port), errno); |
inet_ntoa(sin.sin_addr), ntohs(sin.sin_port), errno); |
| 78 |
exit(2); |
return -1; |
| 79 |
} |
} |
| 80 |
|
|
| 81 |
if (listen(socket_server, 10) < 0) |
if (listen(socket_server, 10) < 0) |
| 82 |
{ |
{ |
| 83 |
log_error("Socket listen failed (%d)\n", errno); |
log_error("Socket listen failed (%d)\n", errno); |
| 84 |
exit(3); |
return -1; |
| 85 |
} |
} |
| 86 |
|
|
| 87 |
strncpy(hostaddr_server, inet_ntoa(sin.sin_addr), sizeof(hostaddr_server) - 1); |
strncpy(hostaddr_server, inet_ntoa(sin.sin_addr), sizeof(hostaddr_server) - 1); |
| 104 |
return -1; |
return -1; |
| 105 |
} |
} |
| 106 |
|
|
| 107 |
ev.events = EPOLLIN | EPOLLET; |
ev.events = EPOLLIN; |
| 108 |
ev.data.fd = socket_server; |
ev.data.fd = socket_server; |
| 109 |
if (epoll_ctl(epollfd, EPOLL_CTL_ADD, socket_server, &ev) == -1) |
if (epoll_ctl(epollfd, EPOLL_CTL_ADD, socket_server, &ev) == -1) |
| 110 |
{ |
{ |
| 186 |
{ |
{ |
| 187 |
if (events[i].data.fd == socket_server) |
if (events[i].data.fd == socket_server) |
| 188 |
{ |
{ |
| 189 |
while (1) // Accept all incoming connections until error |
while (!SYS_server_exit) // Accept all incoming connections until error |
| 190 |
{ |
{ |
| 191 |
socket_client = accept(socket_server, (struct sockaddr *)&sin, &namelen); |
socket_client = accept(socket_server, (struct sockaddr *)&sin, &namelen); |
| 192 |
if (socket_client < 0) |
if (socket_client < 0) |
| 193 |
{ |
{ |
| 194 |
if (errno != EAGAIN && errno != EWOULDBLOCK && errno != ECONNABORTED && errno != EINTR) |
if (errno == EAGAIN || errno == EWOULDBLOCK) |
| 195 |
|
{ |
| 196 |
|
break; |
| 197 |
|
} |
| 198 |
|
else if (errno == EINTR) |
| 199 |
|
{ |
| 200 |
|
continue; |
| 201 |
|
} |
| 202 |
|
else |
| 203 |
{ |
{ |
| 204 |
log_error("accept(socket_server) error (%d)\n", errno); |
log_error("accept(socket_server) error (%d)\n", errno); |
| 205 |
|
break; |
| 206 |
} |
} |
|
break; |
|
| 207 |
} |
} |
| 208 |
|
|
| 209 |
strncpy(hostaddr_client, inet_ntoa(sin.sin_addr), sizeof(hostaddr_client) - 1); |
strncpy(hostaddr_client, inet_ntoa(sin.sin_addr), sizeof(hostaddr_client) - 1); |