xnu-6153.141.1.tar.gz

[apple/xnu.git] / bsd / kern / subr_xxx.c

diff --git a/bsd/kern/subr_xxx.c b/bsd/kern/subr_xxx.c
index 946f938e3c0b349a3bdc9314854628b857fce7fd..c3f69f22f410bbefa6a4d9a119a5148e03af4e24 100644 (file)
--- a/bsd/kern/subr_xxx.c
+++ b/bsd/kern/subr_xxx.c
@@ -1,8 +1,8 @@
 /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2018 Apple Computer, Inc. All rights reserved.
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
- * 
+ *
  * 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
@@ -11,10 +11,10 @@
  * 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.
- * 
+ *
  * 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,
@@ -22,7 +22,7 @@
  * 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_OSREFERENCE_LICENSE_HEADER_END@
  */
 /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
@@ -63,30 +63,32 @@
 
 #include <sys/param.h>
 #include <sys/systm.h>
+#include <sys/kernel.h>
 #include <sys/conf.h>
 #include <sys/proc_internal.h>
 #include <sys/vnode.h>
 #include <sys/uio.h>
 #include <sys/sysproto.h>
 
-#include <sys/signalvar.h>             /* for psignal() */
+#include <sys/signalvar.h>              /* for psignal() */
 #include <kern/debug.h>
 
-#ifdef GPROF
-#include <sys/gmon.h>
+#if DEVELOPMENT || DEBUG
+bool send_sigsys = true;
+#else
+#define send_sigsys true
 #endif
 
-
 /*
  * Unsupported device function (e.g. writing to read-only device).
  */
 int
 enodev(void)
 {
-       return (ENODEV);
+       return ENODEV;
 }
 
-/* 
+/*
  * Unsupported strategy function.
  */
 void
@@ -101,7 +103,7 @@ enodev_strat(void)
 int
 enxio(void)
 {
-       return (ENXIO);
+       return ENXIO;
 }
 
 /*
@@ -110,7 +112,7 @@ enxio(void)
 int
 enoioctl(void)
 {
-       return (ENOTTY);
+       return ENOTTY;
 }
 
 
@@ -122,7 +124,7 @@ enoioctl(void)
 int
 enosys(void)
 {
-       return (ENOSYS);
+       return ENOSYS;
 }
 
 /*
@@ -134,7 +136,7 @@ enosys(void)
 int
 eopnotsupp(void)
 {
-       return (ENOTSUP);
+       return ENOTSUP;
 }
 
 /*
@@ -143,7 +145,7 @@ eopnotsupp(void)
 int
 nullop(void)
 {
-       return (0);
+       return 0;
 }
 
 
@@ -154,7 +156,7 @@ nullop(void)
 int
 nulldev(void)
 {
-       return (0);
+       return 0;
 }
 
 /*
@@ -163,7 +165,7 @@ nulldev(void)
 int
 errsys(void)
 {
-       return(EINVAL);
+       return EINVAL;
 }
 
 void
@@ -178,22 +180,13 @@ nullsys(void)
  */
 /* ARGSUSED */
 int
-nosys(struct proc *p, __unused struct nosys_args *args, __unused int32_t *retval)
-{
-       psignal(p, SIGSYS);
-       return (ENOSYS);
-}
-
-#ifdef GPROF
-/*
- * Stub routine in case it is ever possible to free space.
- */
-void
-cfreemem(caddr_t cp, int size)
+nosys(__unused struct proc *p, __unused struct nosys_args *args, __unused int32_t *retval)
 {
-       printf("freeing %p, size %d\n", cp, size);
+       if (send_sigsys) {
+               psignal_uthread(current_thread(), SIGSYS);
+       }
+       return ENOSYS;
 }
-#endif
 
 #if !CRYPTO
 #include <crypto/rc4/rc4.h>
@@ -208,9 +201,8 @@ rc4_init(struct rc4_state *state __unused, const u_char *key __unused, int keyle
 
 void
 rc4_crypt(struct rc4_state *state __unused,
-                 const u_char *inbuf __unused, u_char *outbuf __unused, int buflen __unused)
+    const u_char *inbuf __unused, u_char *outbuf __unused, int buflen __unused)
 {
        panic("rc4_crypt: unsupported kernel configuration");
 }
 #endif /* !CRYPTO */
-