int
so_accept(int fd, uchar *raddr, ushort *rport)
{
int nfd;
socklen_t len;
struct sockaddr sa;
struct sockaddr_in *sin;
sin = (struct sockaddr_in*)&sa;
len = sizeof(sa);
osenter();
if(doselect(fd) < 0) {
osleave();
return -1;
}
nfd = accept(fd, &sa, &len);
osleave();
if(nfd < 0)
oserror();
if(sin->sin_family != AF_INET || len != sizeof(*sin))
error(Enotv4);
ipw6(raddr, sin->sin_addr.s_addr);
*rport = nhgets(&sin->sin_port);
return nfd;
}
int
so_accept(int fd, unsigned long *raddr, unsigned short *rport)
{
int nfd, len;
struct sockaddr sa;
struct sockaddr_in *sin;
sin = (struct sockaddr_in*)&sa;
len = sizeof(sa);
osenter();
if(doselect(fd) < 0) {
osleave();
return -1;
}
nfd = accept(fd, &sa, &len);
osleave();
if(nfd < 0)
oserror();
if(sin->sin_family != AF_INET || len != sizeof(*sin))
error("not AF_INET");
*raddr = nhgetl(&sin->sin_addr.s_addr);
*rport = nhgets(&sin->sin_port);
return nfd;
}
int
so_recv(int sock, void *va, int len, void *hdr, int hdrlen)
{
int r, l;
struct sockaddr sa;
struct sockaddr_in *sin;
char h[Udphdrlen];
osenter();
if(doselect(sock) < 0) {
osleave();
return -1;
}
if(hdr == 0)
r = recv(sock, va, len, 0);
else {
sin = (struct sockaddr_in*)&sa;
l = sizeof(sa);
r = recvfrom(sock, va, len, 0, &sa, &l);
if(r >= 0) {
memset(h, sizeof h, 0);
switch(hdrlen){
case OUdphdrlenv4:
memmove(h, &sin->sin_addr, 4);
memmove(h+2*IPv4addrlen, &sin->sin_port, 2);
break;
case OUdphdrlen:
v4tov6(h, (uchar*)&sin->sin_addr);
memmove(h+2*IPaddrlen, &sin->sin_port, 2);
break;
default:
v4tov6(h, (uchar*)&sin->sin_addr);
memmove(h+3*IPaddrlen, &sin->sin_port, 2);
break;
}
/* alas there's no way to get the local addr/port correctly. Pretend. */
getsockname(sock, &sa, &l);
switch(hdrlen){
case OUdphdrlenv4:
memmove(h+IPv4addrlen, &sin->sin_addr, IPv4addrlen);
memmove(h+2*IPv4addrlen+2, &sin->sin_port, 2);
break;
case OUdphdrlen:
v4tov6(h+IPaddrlen, (uchar*)&sin->sin_addr);
memmove(h+2*IPaddrlen+2, &sin->sin_port, 2);
break;
default:
v4tov6(h+IPaddrlen, (uchar*)&sin->sin_addr);
v4tov6(h+2*IPaddrlen, (uchar*)&sin->sin_addr); /* ifcaddr */
memmove(h+3*IPaddrlen+2, &sin->sin_port, 2);
break;
}
memmove(hdr, h, hdrlen);
}
}
osleave();
return r;
}
char check_char(char* input){
if(input != NULL){
if(my_strcmp(input, KU) == 0){
moveup();
}else if(my_strcmp(input, KD) == 0){
movedown();
}else if(my_strcmp(input, KL) == 0){
moveleft();
}else if(my_strcmp(input, KR) == 0){
moveright();
}else if(my_strcmp(input, " ") == 0){
doselect();
}else{
getout(input);
}
}
return *input;
}
/* check_char.c
pre: Takes a char* c
post: Takes action based upon what key is pressed
*/
char check_char(char* str){
if(str){
if(!(my_strcmp(str, "\n\0")))
return 2;
else if(!(my_strcmp(str, ESC)))
return 1;
else if (!(my_strcmp(str, KU)))
moveup();
else if (!(my_strcmp(str, KD)))
movedown();
else if (!(my_strcmp(str, KL)))
moveleft();
else if (!(my_strcmp(str, KR)))
moveright();
else if (!(my_strcmp(str, " \0")))
doselect();
return 0;
}
return -1;
}
void check_char(char *c)
{
if(!my_strcmp(c, (char *) SPACE))
doselect();
else if(!my_strcmp(c, gl_env.left))
moveleft();
else if(!my_strcmp(c, gl_env.right))
moveright();
else if(!my_strcmp(c, gl_env.up))
moveup();
else if(!my_strcmp(c, gl_env.down))
movedown();
else if(!my_strcmp(c, gl_env.esc) || !my_strcmp(c, (char *)ESC))
{
restore_terminal();
getout(0);
exit(1);
}
else if(!my_strcmp(c, (char *) ENTER))
{
restore_terminal();
getout(1);
}
}
void StateGraphParser::seenselect( iter_t s, iter_t f)
{
std::string state_id(s,f);
doselect(state_id);
}
