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pred.c (72025) pred.c (78411)
1/*-
2 * Copyright (c) 1997 Brian Somers <brian@Awfulhak.org>
3 * Ian Donaldson <iand@labtam.labtam.oz.au>
4 * Carsten Bormann <cabo@cs.tu-berlin.de>
5 * Dave Rand <dlr@bungi.com>/<dave_rand@novell.com>
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without

--- 12 unchanged lines hidden (view full) ---

21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
1/*-
2 * Copyright (c) 1997 Brian Somers <brian@Awfulhak.org>
3 * Ian Donaldson <iand@labtam.labtam.oz.au>
4 * Carsten Bormann <cabo@cs.tu-berlin.de>
5 * Dave Rand <dlr@bungi.com>/<dave_rand@novell.com>
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without

--- 12 unchanged lines hidden (view full) ---

21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * $FreeBSD: head/usr.sbin/ppp/pred.c 72025 2001-02-04 22:53:11Z brian $
29 * $FreeBSD: head/usr.sbin/ppp/pred.c 78411 2001-06-18 15:00:22Z brian $
30 */
31
32#include <sys/types.h>
33
34#include <stdlib.h>
35#include <string.h>
36#include <termios.h>
37

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134Pred1ResetInput(void *v)
135{
136 struct pred1_state *state = (struct pred1_state *)v;
137 state->hash = 0;
138 memset(state->dict, '\0', sizeof state->dict);
139 log_Printf(LogCCP, "Predictor1: Input channel reset\n");
140}
141
30 */
31
32#include <sys/types.h>
33
34#include <stdlib.h>
35#include <string.h>
36#include <termios.h>
37

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134Pred1ResetInput(void *v)
135{
136 struct pred1_state *state = (struct pred1_state *)v;
137 state->hash = 0;
138 memset(state->dict, '\0', sizeof state->dict);
139 log_Printf(LogCCP, "Predictor1: Input channel reset\n");
140}
141
142static void
142static int
143Pred1ResetOutput(void *v)
144{
145 struct pred1_state *state = (struct pred1_state *)v;
146 state->hash = 0;
147 memset(state->dict, '\0', sizeof state->dict);
148 log_Printf(LogCCP, "Predictor1: Output channel reset\n");
143Pred1ResetOutput(void *v)
144{
145 struct pred1_state *state = (struct pred1_state *)v;
146 state->hash = 0;
147 memset(state->dict, '\0', sizeof state->dict);
148 log_Printf(LogCCP, "Predictor1: Output channel reset\n");
149
150 return 1; /* Ask FSM to ACK */
149}
150
151static void *
152Pred1InitInput(struct lcp_opt *o)
153{
154 struct pred1_state *state;
155 state = (struct pred1_state *)malloc(sizeof(struct pred1_state));
156 if (state != NULL)

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299
300static void
301Pred1InitOptsOutput(struct lcp_opt *o, const struct ccp_config *cfg)
302{
303 o->len = 2;
304}
305
306static int
151}
152
153static void *
154Pred1InitInput(struct lcp_opt *o)
155{
156 struct pred1_state *state;
157 state = (struct pred1_state *)malloc(sizeof(struct pred1_state));
158 if (state != NULL)

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301
302static void
303Pred1InitOptsOutput(struct lcp_opt *o, const struct ccp_config *cfg)
304{
305 o->len = 2;
306}
307
308static int
307Pred1SetOptsOutput(struct lcp_opt *o)
309Pred1SetOptsOutput(struct lcp_opt *o, const struct ccp_config *cfg)
308{
309 if (o->len != 2) {
310 o->len = 2;
311 return MODE_NAK;
312 }
313 return MODE_ACK;
314}
315
316static int
317Pred1SetOptsInput(struct lcp_opt *o, const struct ccp_config *cfg)
318{
310{
311 if (o->len != 2) {
312 o->len = 2;
313 return MODE_NAK;
314 }
315 return MODE_ACK;
316}
317
318static int
319Pred1SetOptsInput(struct lcp_opt *o, const struct ccp_config *cfg)
320{
319 return Pred1SetOptsOutput(o);
321 if (o->len != 2) {
322 o->len = 2;
323 return MODE_NAK;
324 }
325 return MODE_ACK;
320}
321
322const struct ccp_algorithm Pred1Algorithm = {
323 TY_PRED1,
324 CCP_NEG_PRED1,
325 Pred1DispOpts,
326}
327
328const struct ccp_algorithm Pred1Algorithm = {
329 TY_PRED1,
330 CCP_NEG_PRED1,
331 Pred1DispOpts,
326 ccp_IsUsable,
332 ccp_DefaultUsable,
333 ccp_DefaultRequired,
327 {
328 Pred1SetOptsInput,
329 Pred1InitInput,
330 Pred1Term,
331 Pred1ResetInput,
332 Pred1Input,
333 Pred1DictSetup
334 },
335 {
336 Pred1InitOptsOutput,
337 Pred1SetOptsOutput,
338 Pred1InitOutput,
339 Pred1Term,
340 Pred1ResetOutput,
341 Pred1Output
342 },
343};
334 {
335 Pred1SetOptsInput,
336 Pred1InitInput,
337 Pred1Term,
338 Pred1ResetInput,
339 Pred1Input,
340 Pred1DictSetup
341 },
342 {
343 Pred1InitOptsOutput,
344 Pred1SetOptsOutput,
345 Pred1InitOutput,
346 Pred1Term,
347 Pred1ResetOutput,
348 Pred1Output
349 },
350};