Inconsequential. Updated commends, added debug statements

This commit is contained in:
Joseph Henry 2015-10-13 20:20:45 -04:00
parent 71c6ec71e5
commit 3c8e74023f

View file

@ -583,7 +583,7 @@ err_t NetconEthernetTap::nc_accept(void *arg, struct tcp_pcb *newpcb, err_t err)
*/ */
err_t NetconEthernetTap::nc_recved(void *arg, struct tcp_pcb *tpcb, struct pbuf *p, err_t err) err_t NetconEthernetTap::nc_recved(void *arg, struct tcp_pcb *tpcb, struct pbuf *p, err_t err)
{ {
fprintf(stderr, "nc_recved()\n"); //fprintf(stderr, "nc_recved()\n");
Larg *l = (Larg*)arg; Larg *l = (Larg*)arg;
int n; int n;
struct pbuf* q = p; struct pbuf* q = p;
@ -818,6 +818,8 @@ void NetconEthernetTap::handle_retval(PhySocket *sock, void **uptr, unsigned cha
[X] EINVAL - The socket is already bound to an address. [X] EINVAL - The socket is already bound to an address.
[I] ENOTSOCK - sockfd is a descriptor for a file, not a socket. [I] ENOTSOCK - sockfd is a descriptor for a file, not a socket.
[X] ENOMEM - Insufficient kernel memory was available. ???
- The following errors are specific to UNIX domain (AF_UNIX) sockets: - The following errors are specific to UNIX domain (AF_UNIX) sockets:
[-] EACCES - Search permission is denied on a component of the path prefix. (See also path_resolution(7).) [-] EACCES - Search permission is denied on a component of the path prefix. (See also path_resolution(7).)
@ -827,7 +829,6 @@ void NetconEthernetTap::handle_retval(PhySocket *sock, void **uptr, unsigned cha
[-] ELOOP - Too many symbolic links were encountered in resolving addr. [-] ELOOP - Too many symbolic links were encountered in resolving addr.
[-] ENAMETOOLONG - s addr is too long. [-] ENAMETOOLONG - s addr is too long.
[-] ENOENT - The file does not exist. [-] ENOENT - The file does not exist.
[X] ENOMEM - Insufficient kernel memory was available.
[-] ENOTDIR - A component of the path prefix is not a directory. [-] ENOTDIR - A component of the path prefix is not a directory.
[-] EROFS - The socket inode would reside on a read-only file system. [-] EROFS - The socket inode would reside on a read-only file system.
@ -975,7 +976,7 @@ void NetconEthernetTap::handle_socket(PhySocket *sock, void **uptr, struct socke
new_conn->their_fd = fds[1]; new_conn->their_fd = fds[1];
tcp_connections.push_back(new_conn); tcp_connections.push_back(new_conn);
sock_fd_write(_phy.getDescriptor(sock), fds[1]); sock_fd_write(_phy.getDescriptor(sock), fds[1]);
// Once the client tells us what its fd is for the other end, we can then complete the mapping // Once the client tells us what its fd is on the other end, we can then complete the mapping
new_conn->pending = true; new_conn->pending = true;
} }
else { else {
@ -1094,12 +1095,20 @@ void NetconEthernetTap::handle_write(TcpConnection *conn)
/* PCB send buffer is full,turn off readability notifications for the /* PCB send buffer is full,turn off readability notifications for the
corresponding PhySocket until nc_sent() is called and confirms that there is corresponding PhySocket until nc_sent() is called and confirms that there is
now space on the buffer */ now space on the buffer */
/
if(sndbuf == 0) { if(sndbuf == 0) {
_phy.setNotifyReadable(conn->dataSock, false); _phy.setNotifyReadable(conn->dataSock, false);
lwipstack->_tcp_output(conn->pcb); lwipstack->_tcp_output(conn->pcb);
return; return;
} }
/*
if(conn->dataSock == NULL)
{
fprintf(stderr, "their_fd = %d, perc_fd = %d\n", conn->their_fd, conn->perceived_fd);
fprintf(stderr, "No dataSock assigned\n");
exit(1);
}
*/
int read_fd = _phy.getDescriptor(conn->dataSock); int read_fd = _phy.getDescriptor(conn->dataSock);
if((r = read(read_fd, (&conn->buf)+conn->idx, sndbuf)) > 0) { if((r = read(read_fd, (&conn->buf)+conn->idx, sndbuf)) > 0) {