WolfSSL
/
wolfssh
mirror of https://github.com/wolfSSL/wolfssh.git
1
0
Fork 0
Code Issues Releases Wiki Activity

set pipes as non blocking before last read

pull/655/head
JacobBarthelmeh 2024-02-03 00:24:04 -07:00
parent 94354d43bd
commit 46cdfc570d
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
apps/wolfsshd/wolfsshd.c
View File

@ -1606,11 +1606,15 @@ static int SHELL_Subsystem(WOLFSSHD_CONNECTION* conn, WOLFSSH* ssh,
if (forcedCmd) {
int readSz;
fcntl(stdoutPipe[0], F_SETFL, fcntl(stdoutPipe[0], F_GETFL)
| O_NONBLOCK);
readSz = (int)read(stdoutPipe[0], shellBuffer, sizeof shellBuffer);
if (readSz > 0) {
wolfSSH_ChannelIdSend(ssh, shellChannelId, shellBuffer, readSz);
}
fcntl(stderrPipe[0], F_SETFL, fcntl(stderrPipe[0], F_GETFL)
| O_NONBLOCK);
readSz = (int)read(stderrPipe[0], shellBuffer, sizeof shellBuffer);
if (readSz > 0) {
wolfSSH_extended_data_send(ssh, shellBuffer, readSz);