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- markus@cvs.openbsd.org 2002/01/14 13:55:55
[channels.c channels.h nchan.c]
remove function pointers for events, remove chan_init*; ok provos@
This commit is contained in:
Damien Miller
parent
472d05716a
commit
5144df9261
@ -176,6 +176,9 @@
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- markus@cvs.openbsd.org 2002/01/14 13:41:13
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[nchan.c]
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remove duplicated code; ok provos@
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- markus@cvs.openbsd.org 2002/01/14 13:55:55
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[channels.c channels.h nchan.c]
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remove function pointers for events, remove chan_init*; ok provos@
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20020121
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- (djm) Rework ssh-rand-helper:
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@ -7323,4 +7326,4 @@
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- Wrote replacements for strlcpy and mkdtemp
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- Released 1.0pre1
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$Id: ChangeLog,v 1.1772 2002/01/22 12:28:28 djm Exp $
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$Id: ChangeLog,v 1.1773 2002/01/22 12:28:45 djm Exp $
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@ -39,7 +39,7 @@
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*/
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#include "includes.h"
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RCSID("$OpenBSD: channels.c,v 1.158 2002/01/09 17:26:35 markus Exp $");
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RCSID("$OpenBSD: channels.c,v 1.159 2002/01/14 13:55:55 markus Exp $");
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#include "ssh.h"
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#include "ssh1.h"
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@ -217,7 +217,6 @@ channel_new(char *ctype, int type, int rfd, int wfd, int efd,
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/* Do initial allocation if this is the first call. */
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if (channels_alloc == 0) {
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chan_init();
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channels_alloc = 10;
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channels = xmalloc(channels_alloc * sizeof(Channel *));
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for (i = 0; i < channels_alloc; i++)
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@ -246,7 +245,9 @@ channel_new(char *ctype, int type, int rfd, int wfd, int efd,
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buffer_init(&c->input);
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buffer_init(&c->output);
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buffer_init(&c->extended);
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chan_init_iostates(c);
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c->ostate = CHAN_OUTPUT_OPEN;
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c->istate = CHAN_INPUT_OPEN;
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c->flags = 0;
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channel_register_fds(c, rfd, wfd, efd, extusage, nonblock);
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c->self = found;
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c->type = type;
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20
channels.h
20
channels.h
@ -32,7 +32,7 @@
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/* RCSID("$OpenBSD: channels.h,v 1.57 2002/01/13 21:31:20 markus Exp $"); */
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/* RCSID("$OpenBSD: channels.h,v 1.58 2002/01/14 13:55:55 markus Exp $"); */
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#ifndef CHANNEL_H
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#define CHANNEL_H
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@ -215,19 +215,15 @@ void auth_input_open_request(int, u_int32_t, void *);
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int chan_is_dead(Channel *, int);
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void chan_mark_dead(Channel *);
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void chan_init_iostates(Channel *);
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void chan_init(void);
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typedef void chan_event_fn(Channel *);
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/* channel events */
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/* for the input state */
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extern chan_event_fn *chan_rcvd_oclose;
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extern chan_event_fn *chan_read_failed;
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extern chan_event_fn *chan_ibuf_empty;
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void chan_rcvd_oclose(Channel *);
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void chan_read_failed(Channel *);
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void chan_ibuf_empty(Channel *);
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/* for the output state */
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extern chan_event_fn *chan_rcvd_ieof;
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extern chan_event_fn *chan_write_failed;
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extern chan_event_fn *chan_obuf_empty;
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void chan_rcvd_ieof(Channel *);
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void chan_write_failed(Channel *);
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void chan_obuf_empty(Channel *);
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#endif
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88
nchan.c
88
nchan.c
@ -23,7 +23,7 @@
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*/
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#include "includes.h"
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RCSID("$OpenBSD: nchan.c,v 1.41 2002/01/14 13:41:13 markus Exp $");
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RCSID("$OpenBSD: nchan.c,v 1.42 2002/01/14 13:55:55 markus Exp $");
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#include "ssh1.h"
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#include "ssh2.h"
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@ -63,14 +63,6 @@ RCSID("$OpenBSD: nchan.c,v 1.41 2002/01/14 13:41:13 markus Exp $");
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/*
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* EVENTS update channel input/output states execute ACTIONS
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*/
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/* events concerning the INPUT from socket for channel (istate) */
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chan_event_fn *chan_rcvd_oclose = NULL;
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chan_event_fn *chan_read_failed = NULL;
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chan_event_fn *chan_ibuf_empty = NULL;
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/* events concerning the OUTPUT from channel for socket (ostate) */
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chan_event_fn *chan_rcvd_ieof = NULL;
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chan_event_fn *chan_write_failed = NULL;
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chan_event_fn *chan_obuf_empty = NULL;
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/*
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* ACTIONS: should never update the channel states
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*/
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@ -133,8 +125,8 @@ chan_rcvd_oclose1(Channel *c)
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return;
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}
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}
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static void
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chan_read_failed_12(Channel *c)
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void
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chan_read_failed(Channel *c)
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{
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debug("channel %d: read failed", c->self);
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switch (c->istate) {
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@ -148,8 +140,8 @@ chan_read_failed_12(Channel *c)
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break;
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}
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}
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static void
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chan_ibuf_empty1(Channel *c)
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void
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chan_ibuf_empty(Channel *c)
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{
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debug("channel %d: ibuf empty", c->self);
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if (buffer_len(&c->input)) {
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@ -212,8 +204,8 @@ chan_write_failed1(Channel *c)
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break;
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}
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}
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static void
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chan_obuf_empty1(Channel *c)
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void
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chan_obuf_empty(Channel *c)
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{
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debug("channel %d: obuf empty", c->self);
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if (buffer_len(&c->output)) {
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@ -307,11 +299,6 @@ chan_rcvd_close2(Channel *c)
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}
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}
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static void
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chan_ibuf_empty2(Channel *c)
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{
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chan_ibuf_empty1(c);
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}
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static void
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chan_rcvd_eof2(Channel *c)
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{
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debug("channel %d: rcvd eof", c->self);
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@ -335,11 +322,6 @@ chan_write_failed2(Channel *c)
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}
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}
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static void
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chan_obuf_empty2(Channel *c)
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{
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chan_obuf_empty1(c);
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}
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static void
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chan_send_eof2(Channel *c)
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{
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debug("channel %d: send eof", c->self);
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@ -375,6 +357,31 @@ chan_send_close2(Channel *c)
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/* shared */
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void
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chan_rcvd_ieof(Channel *c)
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{
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if (compat20)
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chan_rcvd_eof2(c);
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else
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chan_rcvd_ieof1(c);
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}
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void
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chan_rcvd_oclose(Channel *c)
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{
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if (compat20)
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chan_rcvd_close2(c);
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else
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chan_rcvd_oclose1(c);
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}
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void
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chan_write_failed(Channel *c)
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{
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if (compat20)
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chan_write_failed2(c);
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else
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chan_write_failed1(c);
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}
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void
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chan_mark_dead(Channel *c)
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{
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@ -431,37 +438,6 @@ chan_is_dead(Channel *c, int send)
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return 0;
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}
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void
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chan_init_iostates(Channel *c)
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{
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c->ostate = CHAN_OUTPUT_OPEN;
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c->istate = CHAN_INPUT_OPEN;
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c->flags = 0;
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}
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/* init */
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void
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chan_init(void)
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{
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if (compat20) {
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chan_rcvd_oclose = chan_rcvd_close2;
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chan_read_failed = chan_read_failed_12;
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chan_ibuf_empty = chan_ibuf_empty2;
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chan_rcvd_ieof = chan_rcvd_eof2;
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chan_write_failed = chan_write_failed2;
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chan_obuf_empty = chan_obuf_empty2;
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} else {
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chan_rcvd_oclose = chan_rcvd_oclose1;
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chan_read_failed = chan_read_failed_12;
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chan_ibuf_empty = chan_ibuf_empty1;
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chan_rcvd_ieof = chan_rcvd_ieof1;
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chan_write_failed = chan_write_failed1;
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chan_obuf_empty = chan_obuf_empty1;
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}
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}
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/* helper */
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static void
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chan_shutdown_write(Channel *c)
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