Attachment 3501 Details for Bug 3304 – OpenSSH source files

OpenSSH source files

openssh-source-files.txt (text/plain), 1.17 KB, created by E B on 2021-04-24 11:23:13 AEST

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Creator: E B

Created: 2021-04-24 11:23:13 AEST

Size: 1.17 KB

patch

obsolete

>The close() happens in channels.c (line 431):
>
>int
>channel_close_fd(struct ssh *ssh, int *fdp)
>{
>        struct ssh_channels *sc = ssh->chanctxt;
>        int ret = 0, fd = *fdp;
>
>        if (fd != -1) {
>                debug3("DEBUG MARKER, close(%d)", fd);
>                ret = close(fd);
>                *fdp = -1;
>                if (fd == sc->channel_max_fd)
>                        channel_find_maxfd(sc);
>        }
>        return ret;
>}
>
>
>
>
>The select() is in the clientloop.c file (line 559):
>
>/*
> * Waits until the client can do something (some data becomes available on
> * one of the file descriptors).
> */
>static void
>client_wait_until_can_do_something(struct ssh *ssh,
>    fd_set **readsetp, fd_set **writesetp,
>    int *maxfdp, u_int *nallocp, int rekeying)
>{
>...
>...
>        debug3("DEBUG MARKER: before BUG");
>        ret = select((*maxfdp)+1, *readsetp, *writesetp, NULL, tvp);
>        debug3("DEBUG MARKER: after BUG");
>        if (ret == -1) {
>                /*
>                 * We have to clear the select masks, because we return.
>                 * We have to return, because the mainloop checks for the flags
>                 * set by the signal handlers.
>                 */

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