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Adhere to proper P/F procedure

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Adhere to proper P/F procedure for SABM, I, and DISC frames
This commit is contained in:
XANTRONIX Development 2020-07-10 17:09:37 -04:00 • committed by XANTRONIX Industrial
parent 1265108efd
commit 566f302a1f
1 changed files with 22 additions and 5 deletions
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27
src/server.c
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@ -1095,8 +1095,10 @@ static int handle_sabm(patty_ax25_server *server,
goto error_sock_delete_by_addr;
}
if (reply_ua(iface, frame, PATTY_AX25_FRAME_FINAL) < 0) {
goto error_reply_ua;
if (frame->pf) {
if (reply_ua(iface, frame, PATTY_AX25_FRAME_FINAL) < 0) {
goto error_reply_ua;
}
}
memset(&response, '\0', sizeof(response));
@ -1231,7 +1233,7 @@ static int handle_i(patty_ax25_server *server,
patty_ax25_sock *sock,
patty_ax25_frame *frame) {
if (sock == NULL || sock->status != PATTY_AX25_SOCK_ESTABLISHED) {
return reply_dm(iface, frame, PATTY_AX25_FRAME_FINAL);
return frame->pf? reply_dm(iface, frame, PATTY_AX25_FRAME_FINAL): 0;
}
/*
@ -1243,7 +1245,18 @@ static int handle_i(patty_ax25_server *server,
return patty_ax25_sock_send_rej(sock);
}
return write(sock->fd, frame->info, frame->infolen);
if (write(sock->fd, frame->info, frame->infolen) < 0) {
goto error_write;
}
if (frame->pf) {
return patty_ax25_sock_send_rr(sock);
}
return 0;
error_write:
return -1;
}
static int handle_disc(patty_ax25_server *server,
@ -1261,7 +1274,11 @@ static int handle_disc(patty_ax25_server *server,
goto error_sock_delete;
}
return reply_dm(iface, frame, PATTY_AX25_FRAME_FINAL);
if (frame->pf) {
return reply_dm(iface, frame, PATTY_AX25_FRAME_FINAL);
}
return 0;
error_sock_delete:
return -1;