diff options
Diffstat (limited to 'src/common')
| -rw-r--r-- | src/common/socket.c | 31 |
1 files changed, 22 insertions, 9 deletions
diff --git a/src/common/socket.c b/src/common/socket.c index ea7bfab40..5f284587a 100644 --- a/src/common/socket.c +++ b/src/common/socket.c @@ -520,7 +520,8 @@ void flush_fifos(void) /*====================================== * CORE : Connection functions *--------------------------------------*/ -int connect_client(int listen_fd) { +int connect_client(int listen_fd) +{ int fd; struct sockaddr_in client_address; socklen_t len; @@ -647,7 +648,8 @@ int make_listen_bind(uint32 ip, uint16 port) return fd; } -int make_connection(uint32 ip, uint16 port, struct hSockOpt *opt) { +int make_connection(uint32 ip, uint16 port, struct hSockOpt *opt) +{ struct sockaddr_in remote_address = { 0 }; int fd; int result; @@ -817,9 +819,12 @@ int rfifoskip(int fd, size_t len) int wfifoset(int fd, size_t len) { size_t newreserve; - struct socket_data* s = sockt->session[fd]; + struct socket_data* s; - if (!sockt->session_is_valid(fd) || s->wdata == NULL) + if (!sockt->session_is_valid(fd)) + return 0; + s = sockt->session[fd]; + if (s == NULL || s->wdata == NULL) return 0; // we have written len bytes to the buffer already before calling WFIFOSET @@ -1199,7 +1204,8 @@ static int connect_check_(uint32 ip) /// Timer function. /// Deletes old connection history records. -static int connect_check_clear(int tid, int64 tick, int id, intptr_t data) { +static int connect_check_clear(int tid, int64 tick, int id, intptr_t data) +{ int clear = 0; int list = 0; struct connect_history *hist = NULL; @@ -1235,6 +1241,9 @@ int access_ipmask(const char *str, struct access_control *acc) uint32 ip; uint32 mask; + nullpo_ret(str); + nullpo_ret(acc); + if( strcmp(str,"all") == 0 ) { ip = 0; mask = 0; @@ -1736,9 +1745,11 @@ bool session_is_active(int fd) } // Resolves hostname into a numeric ip. -uint32 host2ip(const char* hostname) +uint32 host2ip(const char *hostname) { - struct hostent* h = gethostbyname(hostname); + struct hostent* h; + nullpo_ret(hostname); + h = gethostbyname(hostname); return (h != NULL) ? ntohl(*(uint32*)h->h_addr) : 0; } @@ -1771,7 +1782,8 @@ uint16 ntows(uint16 netshort) } /* [Ind/Hercules] - socket_datasync */ -void socket_datasync(int fd, bool send) { +void socket_datasync(int fd, bool send) +{ struct { unsigned int length;/* short is not enough for some */ } data_list[] = { @@ -2055,7 +2067,8 @@ void socket_net_config_read(const char *filename) return; } -void socket_defaults(void) { +void socket_defaults(void) +{ sockt = &sockt_s; sockt->fd_max = 0; |