diff options
Diffstat (limited to 'ucspi-tcp-0.88/socket_conn.c')
-rw-r--r-- | ucspi-tcp-0.88/socket_conn.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/ucspi-tcp-0.88/socket_conn.c b/ucspi-tcp-0.88/socket_conn.c new file mode 100644 index 0000000..35adac4 --- /dev/null +++ b/ucspi-tcp-0.88/socket_conn.c @@ -0,0 +1,33 @@ +#include <sys/types.h> +#include <sys/param.h> +#include <sys/socket.h> +#include <netinet/in.h> +#include "readwrite.h" +#include "byte.h" +#include "socket.h" + +int socket_connect4(int s,char ip[4],uint16 port) +{ + struct sockaddr_in sa; + + byte_zero(&sa,sizeof sa); + sa.sin_family = AF_INET; + uint16_pack_big((char *) &sa.sin_port,port); + byte_copy((char *) &sa.sin_addr,4,ip); + + return connect(s,(struct sockaddr *) &sa,sizeof sa); +} + +int socket_connected(int s) +{ + struct sockaddr_in sa; + int dummy; + char ch; + + dummy = sizeof sa; + if (getpeername(s,(struct sockaddr *) &sa,&dummy) == -1) { + read(s,&ch,1); /* sets errno */ + return 0; + } + return 1; +} |