/*
* Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
*
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
*
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ *
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
*
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/*
* Change log:
int ad_entry = 0;
#endif
-extern atlock_t adspgen_lock;
-
+int
adspAllocateCCB(gref)
register gref_t *gref; /* READ queue */
{
sp->pid = gref->pid; /* save the caller process pointer */
sp->gref = gref; /* save a back pointer to the WRITE queue */
sp->sp_mp = ccb_mp; /* and its message block */
- ATLOCKINIT(sp->lock);
- ATLOCKINIT(sp->lockClose);
- ATLOCKINIT(sp->lockRemove);
return 1;
}
+int
adspRelease(gref)
register gref_t *gref; /* READ queue */
{
register CCBPtr sp;
- int s, l;
- ATDISABLE(l, adspgen_lock);
if (gref->info) {
sp = (CCBPtr)gbuf_rptr(((gbuf_t *)gref->info));
- ATDISABLE(s, sp->lock);
- ATENABLE(s, adspgen_lock);
/* Tells completion routine of close */
/* packet to remove us. */
if (sp->state == sPassive || sp->state == sClosed ||
sp->state == sOpening || sp->state == sListening) {
- ATENABLE(l, sp->lock);
if (sp->state == sListening)
CompleteQueue(&sp->opb, errAborted);
sp->removing = 1; /* Prevent allowing another dspClose. */
} else { /* sClosing & sOpen */
sp->state = sClosing;
}
- ATENABLE(l, sp->lock);
if (CheckOkToClose(sp)) { /* going to close */
sp->sendCtl = B_CTL_CLOSE; /* Send close advice */
sp->sendCtl = B_CTL_CLOSE; /* Setup to send close advice */
}
CheckSend(sp); /* and force out the close */
- ATDISABLE(s, sp->lock);
sp->removing = 1; /* Prevent allowing another dspClose. */
sp->state = sClosed;
- ATENABLE(s, sp->lock);
DoClose(sp, errAborted, 0); /* to closed and remove CCB */
- } else
- ATENABLE(l, adspgen_lock);
+ }
+ return 0;
}
-
+int
adspWriteHandler(gref, mp)
gref_t *gref; /* WRITE queue */
gbuf_t *mp;
void *sp;
switch(gbuf_type(mp)) {
- case MSG_DATA:
- if (gref->info == 0) {
- gbuf_freem(mp);
- return(STR_IGNORE);
- }
- /*
- * Fill in the global stuff
- */
- ap = (struct adspcmd *)gbuf_rptr(mp);
- ap->gref = gref;
- ap->ioc = 0;
- ap->mp = mp;
- sp = (void *)gbuf_rptr(((gbuf_t *)gref->info));
- switch(ap->csCode) {
- case dspWrite:
- if ((error = adspWrite(sp, ap)))
- gbuf_freem(mp);
- return(STR_IGNORE);
- case dspAttention:
- if ((error = adspAttention(sp, ap)))
- gbuf_freem(mp);
- return(STR_IGNORE);
- }
- case MSG_IOCTL:
- if (gref->info == 0) {
- adspioc_ack(EPROTO, mp, gref);
- return(STR_IGNORE);
- }
- iocbp = (ioc_t *) gbuf_rptr(mp);
- if (ADSP_IOCTL(iocbp->ioc_cmd)) {
- iocbp->ioc_count = sizeof(*ap) - 1;
- if (gbuf_cont(mp) == 0) {
- adspioc_ack(EINVAL, mp, gref);
- return(STR_IGNORE);
- }
- ap = (struct adspcmd *) gbuf_rptr(gbuf_cont(mp));
- ap->gref = gref;
- ap->ioc = (caddr_t) mp;
- ap->mp = gbuf_cont(mp); /* request head */
- ap->ioResult = 0;
-
- if ((gref->info == 0) && ((iocbp->ioc_cmd != ADSPOPEN) &&
- (iocbp->ioc_cmd != ADSPCLLISTEN))) {
- ap->ioResult = errState;
-
- adspioc_ack(EINVAL, mp, gref);
- return(STR_IGNORE);
- }
- }
- sp = (void *)gbuf_rptr(((gbuf_t *)gref->info));
- switch(iocbp->ioc_cmd) {
- case ADSPOPEN:
- case ADSPCLLISTEN:
- ap->socket = ((CCBPtr)sp)->localSocket;
- flag = (adspMode(ap) == ocAccept) ? 1 : 0;
- if (flag && ap->socket) {
- if (adspDeassignSocket((CCBPtr)sp) >= 0)
- ap->socket = 0;
- }
- if ((ap->socket == 0) &&
- ((ap->socket =
- (at_socket)adspAssignSocket(gref, flag)) == 0)) {
- adspioc_ack(EADDRNOTAVAIL, mp, gref);
- return(STR_IGNORE);
- }
- ap->csCode = iocbp->ioc_cmd == ADSPOPEN ? dspInit : dspCLInit;
- if ((error = adspInit(sp, ap)) == 0) {
+ case MSG_DATA:
+ if (gref->info == 0) {
+ gbuf_freem(mp);
+ return(STR_IGNORE);
+ }
+ /*
+ * Fill in the global stuff
+ */
+ ap = (struct adspcmd *)gbuf_rptr(mp);
+ ap->gref = gref;
+ ap->ioc = 0;
+ ap->mp = mp;
+ sp = (void *)gbuf_rptr(((gbuf_t *)gref->info));
switch(ap->csCode) {
- case dspInit:
- /* and open the connection */
- ap->csCode = dspOpen;
- error = adspOpen(sp, ap);
- break;
- case dspCLInit:
- /* ADSPCLLISTEN */
- ap->csCode = dspCLListen;
- error = adspCLListen(sp, ap);
- break;
+ case dspWrite:
+ if ((error = adspWrite(sp, ap)))
+ gbuf_freem(mp);
+ return(STR_IGNORE);
+ case dspAttention:
+ if ((error = adspAttention(sp, (CCBPtr)ap)))
+ gbuf_freem(mp);
+ return(STR_IGNORE);
}
- }
- if (error)
- adspioc_ack(error, mp, gref); /* if this failed req complete */
- return(STR_IGNORE);
- case ADSPCLOSE:
- ap->csCode = dspClose;
- if ((error = adspClose(sp, ap))) {
- adspioc_ack(error, mp, gref);
- break;
- }
- break;
- case ADSPCLREMOVE:
- ap->csCode = dspCLRemove;
- error = adspClose(sp, ap);
- adspioc_ack(error, mp, gref);
- return(STR_IGNORE);
- case ADSPCLDENY:
- ap->csCode = dspCLDeny;
- if ((error = adspCLDeny(sp, ap))) {
- adspioc_ack(error, mp, gref);
- }
- return(STR_IGNORE);
- case ADSPSTATUS:
- ap->csCode = dspStatus;
- if ((error = adspStatus(sp, ap))) {
- adspioc_ack(error, mp, gref);
- }
- return(STR_IGNORE);
- case ADSPREAD:
- ap->csCode = dspRead;
- if ((error = adspRead(sp, ap))) {
- adspioc_ack(error, mp, gref);
- }
- return(STR_IGNORE);
- case ADSPATTENTION:
- ap->csCode = dspAttention;
- if ((error = adspReadAttention(sp, ap))) {
- adspioc_ack(error, mp, gref);
- }
- return(STR_IGNORE);
- case ADSPOPTIONS:
- ap->csCode = dspOptions;
- if ((error = adspOptions(sp, ap))) {
- adspioc_ack(error, mp, gref);
- }
- return(STR_IGNORE);
- case ADSPRESET:
- ap->csCode = dspReset;
- if ((error = adspReset(sp, ap))) {
- adspioc_ack(error, mp, gref);
- }
- return(STR_IGNORE);
- case ADSPNEWCID:
- ap->csCode = dspNewCID;
- if ((error = adspNewCID(sp, ap))) {
- adspioc_ack(error, mp, gref);
- }
- return(STR_IGNORE);
- default:
- return(STR_PUTNEXT); /* pass it on down */
- }
- return(STR_IGNORE);
- case MSG_PROTO:
- default:
- gbuf_freem(mp);
+ case MSG_IOCTL:
+ if (gref->info == 0) {
+ adspioc_ack(EPROTOTYPE, mp, gref);
+ return(STR_IGNORE);
+ }
+ iocbp = (ioc_t *) gbuf_rptr(mp);
+ if (ADSP_IOCTL(iocbp->ioc_cmd)) {
+ iocbp->ioc_count = sizeof(*ap) - 1;
+ if (gbuf_cont(mp) == 0) {
+ adspioc_ack(EINVAL, mp, gref);
+ return(STR_IGNORE);
+ }
+ ap = (struct adspcmd *) gbuf_rptr(gbuf_cont(mp));
+ ap->gref = gref;
+ ap->ioc = (caddr_t) mp;
+ ap->mp = gbuf_cont(mp); /* request head */
+ ap->ioResult = 0;
+
+ if ((gref->info == 0) && ((iocbp->ioc_cmd != ADSPOPEN) &&
+ (iocbp->ioc_cmd != ADSPCLLISTEN))) {
+ ap->ioResult = errState;
+
+ adspioc_ack(EINVAL, mp, gref);
+ return(STR_IGNORE);
+ }
+ } else
+ return(STR_PUTNEXT); /* pass it on down */
+ sp = (void *)gbuf_rptr(((gbuf_t *)gref->info));
+ switch(iocbp->ioc_cmd) {
+ case ADSPOPEN:
+ case ADSPCLLISTEN:
+ ap->socket = ((CCBPtr)sp)->localSocket;
+ flag = (adspMode(ap) == ocAccept) ? 1 : 0;
+ if (flag && ap->socket) {
+ if (adspDeassignSocket((CCBPtr)sp) >= 0)
+ ap->socket = 0;
+ }
+ if ((ap->socket == 0) &&
+ ((ap->socket =
+ (at_socket)adspAssignSocket(gref, flag)) == 0)) {
+ adspioc_ack(EADDRNOTAVAIL, mp, gref);
+ return(STR_IGNORE);
+ }
+ ap->csCode = iocbp->ioc_cmd == ADSPOPEN ? dspInit : dspCLInit;
+ if ((error = adspInit(sp, ap)) == 0) {
+ switch(ap->csCode) {
+ case dspInit:
+ /* and open the connection */
+ ap->csCode = dspOpen;
+ error = adspOpen(sp, ap);
+ break;
+ case dspCLInit:
+ /* ADSPCLLISTEN */
+ ap->csCode = dspCLListen;
+ error = adspCLListen(sp, ap);
+ break;
+ }
+ }
+ if (error)
+ adspioc_ack(error, mp, gref); /* if this failed req complete */
+ return(STR_IGNORE);
+ case ADSPCLOSE:
+ ap->csCode = dspClose;
+ if ((error = adspClose(sp, ap))) {
+ adspioc_ack(error, mp, gref);
+ break;
+ }
+ break;
+ case ADSPCLREMOVE:
+ ap->csCode = dspCLRemove;
+ error = adspClose(sp, ap);
+ adspioc_ack(error, mp, gref);
+ return(STR_IGNORE);
+ case ADSPCLDENY:
+ ap->csCode = dspCLDeny;
+ if ((error = adspCLDeny(sp, (CCBPtr)ap))) {
+ adspioc_ack(error, mp, gref);
+ }
+ return(STR_IGNORE);
+ case ADSPSTATUS:
+ ap->csCode = dspStatus;
+ if ((error = adspStatus(sp, ap))) {
+ adspioc_ack(error, mp, gref);
+ }
+ return(STR_IGNORE);
+ case ADSPREAD:
+ ap->csCode = dspRead;
+ if ((error = adspRead(sp, ap))) {
+ adspioc_ack(error, mp, gref);
+ }
+ return(STR_IGNORE);
+ case ADSPATTENTION:
+ ap->csCode = dspAttention;
+ if ((error = adspReadAttention((CCBPtr)sp, ap))) {
+ adspioc_ack(error, mp, gref);
+ }
+ return(STR_IGNORE);
+ case ADSPOPTIONS:
+ ap->csCode = dspOptions;
+ if ((error = adspOptions(sp, ap))) {
+ adspioc_ack(error, mp, gref);
+ }
+ return(STR_IGNORE);
+ case ADSPRESET:
+ ap->csCode = dspReset;
+ if ((error = adspReset(sp, ap))) {
+ adspioc_ack(error, mp, gref);
+ }
+ return(STR_IGNORE);
+ case ADSPNEWCID:
+ ap->csCode = dspNewCID;
+ if ((error = adspNewCID(sp, ap))) {
+ adspioc_ack(error, mp, gref);
+ }
+ return(STR_IGNORE);
+ default:
+ return(STR_PUTNEXT); /* pass it on down */
+ }
+ return(STR_IGNORE);
+ case MSG_PROTO:
+ default:
+ gbuf_freem(mp);
}
+ return(STR_IGNORE);
}
-
+int
adspReadHandler(gref, mp)
gref_t *gref;
gbuf_t *mp;
* Side Effects:
* NONE
*/
-
+int
adsp_sendddp(sp, mp, length, dstnetaddr, ddptype)
CCBPtr sp;
gbuf_t *mp;
/* Set up the DDP header */
ddp = (DDPX_FRAME *) gbuf_rptr(mp);
- UAS_ASSIGN(ddp->ddpx_length, (length + DDPL_FRAME_LEN));
+ UAS_ASSIGN_HTON(ddp->ddpx_length, (length + DDPL_FRAME_LEN));
UAS_ASSIGN(ddp->ddpx_cksm, 0);
if (sp) {
if (sp->useCheckSum)
- UAS_ASSIGN(ddp->ddpx_cksm, 1);
+ UAS_ASSIGN_HTON(ddp->ddpx_cksm, 1);
}
NET_ASSIGN(ddp->ddpx_dnet, dstnetaddr->a.net);
return 0;
}
-void NotifyUser(sp)
- register CCBPtr sp;
+void NotifyUser(
+ __unused CCBPtr sp)
{
/*
*/
}
-void UrgentUser(sp)
- register CCBPtr sp;
+void UrgentUser(
+ __unused CCBPtr sp)
{
/*
pidsig(sp->pid, SIGURG);
projects / apple / xnu.git / blobdiff