| tty_inq.c (203611) | tty_inq.c (223575) |
|---|---|
| 1/*- 2 * Copyright (c) 2008 Ed Schouten <ed@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Portions of this software were developed under sponsorship from Snow 6 * B.V., the Netherlands. 7 * 8 * Redistribution and use in source and binary forms, with or without --- 14 unchanged lines hidden (view full) --- 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 30#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2008 Ed Schouten <ed@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Portions of this software were developed under sponsorship from Snow 6 * B.V., the Netherlands. 7 * 8 * Redistribution and use in source and binary forms, with or without --- 14 unchanged lines hidden (view full) --- 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 30#include <sys/cdefs.h> |
| 31__FBSDID("$FreeBSD: head/sys/kern/tty_inq.c 203611 2010-02-07 15:42:15Z ed $"); | 31__FBSDID("$FreeBSD: head/sys/kern/tty_inq.c 223575 2011-06-26 18:26:20Z ed $"); |
| 32 33#include <sys/param.h> 34#include <sys/kernel.h> 35#include <sys/lock.h> 36#include <sys/queue.h> 37#include <sys/sysctl.h> 38#include <sys/systm.h> 39#include <sys/tty.h> --- 97 unchanged lines hidden (view full) --- 137 TTYINQ_INSERT_TAIL(ti, tib); 138 } 139} 140 141void 142ttyinq_free(struct ttyinq *ti) 143{ 144 struct ttyinq_block *tib; | 32 33#include <sys/param.h> 34#include <sys/kernel.h> 35#include <sys/lock.h> 36#include <sys/queue.h> 37#include <sys/sysctl.h> 38#include <sys/systm.h> 39#include <sys/tty.h> --- 97 unchanged lines hidden (view full) --- 137 TTYINQ_INSERT_TAIL(ti, tib); 138 } 139} 140 141void 142ttyinq_free(struct ttyinq *ti) 143{ 144 struct ttyinq_block *tib; |
| 145 | 145 |
| 146 ttyinq_flush(ti); 147 ti->ti_quota = 0; 148 149 while ((tib = ti->ti_firstblock) != NULL) { 150 TTYINQ_REMOVE_HEAD(ti); 151 uma_zfree(ttyinq_zone, tib); 152 } 153 --- 117 unchanged lines hidden (view full) --- 271 272size_t 273ttyinq_write(struct ttyinq *ti, const void *buf, size_t nbytes, int quote) 274{ 275 const char *cbuf = buf; 276 struct ttyinq_block *tib; 277 unsigned int boff; 278 size_t l; | 146 ttyinq_flush(ti); 147 ti->ti_quota = 0; 148 149 while ((tib = ti->ti_firstblock) != NULL) { 150 TTYINQ_REMOVE_HEAD(ti); 151 uma_zfree(ttyinq_zone, tib); 152 } 153 --- 117 unchanged lines hidden (view full) --- 271 272size_t 273ttyinq_write(struct ttyinq *ti, const void *buf, size_t nbytes, int quote) 274{ 275 const char *cbuf = buf; 276 struct ttyinq_block *tib; 277 unsigned int boff; 278 size_t l; |
| 279 | 279 |
| 280 while (nbytes > 0) { 281 boff = ti->ti_end % TTYINQ_DATASIZE; 282 283 if (ti->ti_end == 0) { 284 /* First time we're being used or drained. */ 285 MPASS(ti->ti_begin == 0); 286 tib = ti->ti_firstblock; 287 if (tib == NULL) { --- 20 unchanged lines hidden (view full) --- 308 309 /* Set the quoting bits for the proper region. */ 310 ttyinq_set_quotes(tib, boff, l, quote); 311 312 cbuf += l; 313 nbytes -= l; 314 ti->ti_end += l; 315 } | 280 while (nbytes > 0) { 281 boff = ti->ti_end % TTYINQ_DATASIZE; 282 283 if (ti->ti_end == 0) { 284 /* First time we're being used or drained. */ 285 MPASS(ti->ti_begin == 0); 286 tib = ti->ti_firstblock; 287 if (tib == NULL) { --- 20 unchanged lines hidden (view full) --- 308 309 /* Set the quoting bits for the proper region. */ 310 ttyinq_set_quotes(tib, boff, l, quote); 311 312 cbuf += l; 313 nbytes -= l; 314 ti->ti_end += l; 315 } |
| 316 | 316 |
| 317 return (cbuf - (const char *)buf); 318} 319 320int 321ttyinq_write_nofrag(struct ttyinq *ti, const void *buf, size_t nbytes, int quote) 322{ 323 size_t ret; 324 --- 67 unchanged lines hidden (view full) --- 392 if (ti->ti_linestart == ti->ti_end) 393 return (-1); 394 395 MPASS(ti->ti_end > 0); 396 boff = (ti->ti_end - 1) % TTYINQ_DATASIZE; 397 398 *c = tib->tib_data[boff]; 399 *quote = GETBIT(tib, boff); | 317 return (cbuf - (const char *)buf); 318} 319 320int 321ttyinq_write_nofrag(struct ttyinq *ti, const void *buf, size_t nbytes, int quote) 322{ 323 size_t ret; 324 --- 67 unchanged lines hidden (view full) --- 392 if (ti->ti_linestart == ti->ti_end) 393 return (-1); 394 395 MPASS(ti->ti_end > 0); 396 boff = (ti->ti_end - 1) % TTYINQ_DATASIZE; 397 398 *c = tib->tib_data[boff]; 399 *quote = GETBIT(tib, boff); |
| 400 | 400 |
| 401 return (0); 402} 403 404void 405ttyinq_unputchar(struct ttyinq *ti) 406{ 407 408 MPASS(ti->ti_linestart < ti->ti_end); --- 81 unchanged lines hidden --- | 401 return (0); 402} 403 404void 405ttyinq_unputchar(struct ttyinq *ti) 406{ 407 408 MPASS(ti->ti_linestart < ti->ti_end); --- 81 unchanged lines hidden --- |