PERFORCE change 85415 for review

Robert Watson rwatson at FreeBSD.org
Mon Oct 17 00:50:21 PDT 2005


http://perforce.freebsd.org/chv.cgi?CH=85415

Change 85415 by rwatson at rwatson_peppercorn on 2005/10/17 07:49:40

	Synchronize kern_bsm_token.c to libbsm's bsm_token.c: update
	copyright and credits, white space, style, general cleanup,
	annotate some potential issues.

Affected files ...

.. //depot/projects/trustedbsd/audit3/sys/security/audit/kern_bsm_token.c#10 edit

Differences ...

==== //depot/projects/trustedbsd/audit3/sys/security/audit/kern_bsm_token.c#10 (text+ko) ====

@@ -1,8 +1,11 @@
 /*
  * Copyright (c) 2004, Apple Computer, Inc.
- * Copyright (c) 2005 Robert N. M. Watson
+ * Copyright (c) 2005 SPARTA, Inc.
  * All rights reserved.
  *
+ * This code was developed in part by Robert N. M. Watson, Senior Principal
+ * Scientist, SPARTA, Inc.
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
@@ -54,28 +57,20 @@
 #include <security/audit/audit.h>
 #include <security/audit/audit_private.h>
 
-#define GET_TOKEN_AREA(t, dptr, length) \
-        do {\
-                t = (token_t *) malloc (sizeof(token_t), M_AUDIT, M_WAITOK);\
-                if(t != NULL)\
-                {\
-                        t->len = length;\
-                        t->t_data = (u_char *) malloc (length * sizeof(u_char),\
-			    M_AUDIT, M_WAITOK);\
-                        if((dptr = t->t_data) == NULL)\
-                        {\
-                                free(t, M_AUDIT);\
-                                t = NULL;\
-                        }\
-                        else\
-                        {\
-                                memset(dptr, 0, length);\
-                        }\
-                }\
-        }while(0)
+#define	GET_TOKEN_AREA(t, dptr, length) do {				\
+	t = malloc(sizeof(token_t), M_AUDIT, M_WAITOK);			\
+	if (t != NULL) {						\
+		t->len = length;					\
+		t->t_data = malloc(length * sizeof(u_char),		\
+		    M_AUDIT, M_WAITOK);					\
+		if ((dptr = t->t_data) == NULL) {			\
+			free(t, M_AUDIT);				\
+			t = NULL;					\
+		} else							\
+			memset(dptr, 0, length);			\
+	}								\
+} while (0)
 
-
-
 /*
  * token ID                1 byte
  * argument #              1 byte
@@ -83,20 +78,20 @@
  * text length             2 bytes
  * text                    N bytes + 1 terminating NULL byte
  */
-token_t *au_to_arg32(char n, char *text, u_int32_t v)
+token_t *
+au_to_arg32(char n, char *text, u_int32_t v)
 {
 	token_t *t;
 	u_char *dptr = NULL;
 	u_int16_t textlen;
 
-	if(text == NULL)
-		return NULL;
+	if (text == NULL)
+		return (NULL);
 
 	textlen = strlen(text);
 	GET_TOKEN_AREA(t, dptr, 9 + textlen);
-	if(t == NULL) {
-		return NULL;
-	}
+	if (t == NULL)
+		return (NULL);
 
 	textlen += 1;
 
@@ -106,24 +101,24 @@
 	ADD_U_INT16(dptr, textlen);
 	ADD_STRING(dptr, text, textlen);
 
-	return t;
+	return (t);
 
 }
 
-token_t *au_to_arg64(char n, char *text, u_int64_t v)
+token_t *
+au_to_arg64(char n, char *text, u_int64_t v)
 {
 	token_t *t;
 	u_char *dptr = NULL;
 	u_int16_t textlen;
 
-	if(text == NULL)
-		return NULL;
+	if (text == NULL)
+		return (NULL);
 
 	textlen = strlen(text);
 	GET_TOKEN_AREA(t, dptr, 13 + textlen);
-	if(t == NULL) {
-		return NULL;
-	}
+	if (t == NULL)
+		return (NULL);
 
 	textlen += 1;
 
@@ -133,13 +128,15 @@
 	ADD_U_INT16(dptr, textlen);
 	ADD_STRING(dptr, text, textlen);
 
-	return t;
+	return (t);
 
 }
 
-token_t *au_to_arg(char n, char *text, u_int32_t v)
+token_t *
+au_to_arg(char n, char *text, u_int32_t v)
 {
-	return au_to_arg32(n, text, v);
+
+	return (au_to_arg32(n, text, v));
 }
 
 #if defined(_KERNEL) || defined(KERNEL)
@@ -152,20 +149,20 @@
  * node ID                 8 bytes
  * device                  4 bytes/8 bytes (32-bit/64-bit)
  */
-token_t *au_to_attr32(struct vnode_au_info *vni)
+token_t *
+au_to_attr32(struct vnode_au_info *vni)
 {
 	token_t *t;
 	u_char *dptr = NULL;
 	u_int16_t pad0_16 = 0;
 	u_int16_t pad0_32 = 0;
 
-	if(vni == NULL)
-		return NULL;
+	if (vni == NULL)
+		return (NULL);
 
 	GET_TOKEN_AREA(t, dptr, 29);
-	if(t == NULL) {
-		return NULL;
-	}
+	if (t == NULL)
+		return (NULL);
 
 	ADD_U_CHAR(dptr, AUT_ATTR32);
 
@@ -189,27 +186,28 @@
 	if (sizeof(vni->vn_fileid) == sizeof(uint32_t)) {
 		ADD_U_INT32(dptr, pad0_32);
 		ADD_U_INT32(dptr, vni->vn_fileid);
-	} else if (sizeof(vni->vn_fileid) == sizeof(uint64_t)) {
+	} else if (sizeof(vni->vn_fileid) == sizeof(uint64_t))
 		ADD_U_INT64(dptr, vni->vn_fileid);
-	} else {
+	else
 		ADD_U_INT64(dptr, 0LL);
-	}
 
 	ADD_U_INT32(dptr, vni->vn_dev);
 
-	return t;
+	return (t);
 }
 
-token_t *au_to_attr64(struct vnode_au_info *vni)
+token_t *
+au_to_attr64(struct vnode_au_info *vni)
 {
 
-	return NULL;
+	return (NULL);
 }
 
-token_t *au_to_attr(struct vnode_au_info *vni)
+token_t *
+au_to_attr(struct vnode_au_info *vni)
 {
-	return au_to_attr32(vni);
 
+	return (au_to_attr32(vni));
 }
 #endif /* !(defined(_KERNEL) || defined(KERNEL) */
 
@@ -220,37 +218,39 @@
  * unit count              1 byte
  * data items              (depends on basic unit)
  */
-token_t *au_to_data(char unit_print, char unit_type,
-                    char unit_count, char *p)
+token_t *
+au_to_data(char unit_print, char unit_type, char unit_count, char *p)
 {
 	token_t *t;
 	u_char *dptr = NULL;
 	size_t datasize, totdata;
 
-	if(p == NULL)
-		return NULL;
+	if (p == NULL)
+		return (NULL);
 
-	/* Determine the size of the basic unit */
-	switch(unit_type) {
-		case AUR_BYTE:	datasize = AUR_BYTE_SIZE;
-						break;
+	/* Determine the size of the basic unit. */
+	switch (unit_type) {
+	case AUR_BYTE:
+		datasize = AUR_BYTE_SIZE;
+		break;
 
-		case AUR_SHORT:	datasize = AUR_SHORT_SIZE;
-						break;
+	case AUR_SHORT:
+		datasize = AUR_SHORT_SIZE;
+		break;
 
-		case AUR_LONG:	datasize = AUR_LONG_SIZE;
-						break;
+	case AUR_LONG:
+		datasize = AUR_LONG_SIZE;
+		break;
 
-		default:
- 			return NULL;
+	default:
+ 		return (NULL);
 	}
 
 	totdata = datasize * unit_count;
 
 	GET_TOKEN_AREA(t, dptr, totdata + 4);
-	if(t == NULL) {
-		return NULL;
-	}
+	if (t == NULL)
+		return (NULL);
 
 	ADD_U_CHAR(dptr, AUT_DATA);
 	ADD_U_CHAR(dptr, unit_print);
@@ -258,7 +258,7 @@
 	ADD_U_CHAR(dptr, unit_count);
 	ADD_MEM(dptr, p, totdata);
 
-	return t;
+	return (t);
 }
 
 
@@ -267,28 +267,30 @@
  * status		   4 bytes
  * return value            4 bytes
  */
-token_t *au_to_exit(int retval, int err)
+token_t *
+au_to_exit(int retval, int err)
 {
 	token_t *t;
 	u_char *dptr = NULL;
 
 	GET_TOKEN_AREA(t, dptr, 9);
-	if(t == NULL) {
-		return NULL;
-	}
+	if (t == NULL)
+		return (NULL);
 
 	ADD_U_CHAR(dptr, AUT_EXIT);
 	ADD_U_INT32(dptr, err);
 	ADD_U_INT32(dptr, retval);
 
-	return t;
+	return (t);
 }
 
 /*
  */
-token_t *au_to_groups(int *groups)
+token_t *
+au_to_groups(int *groups)
 {
-	return au_to_newgroups(BSM_MAX_GROUPS, groups);
+
+	return (au_to_newgroups(BSM_MAX_GROUPS, groups));
 }
 
 /*
@@ -296,53 +298,49 @@
  * number groups           2 bytes
  * group list              count * 4 bytes
  */
-token_t *au_to_newgroups(u_int16_t n, gid_t *groups)
+token_t *
+au_to_newgroups(u_int16_t n, gid_t *groups)
 {
 	token_t *t;
 	u_char *dptr = NULL;
 	int i;
 
-	if(groups == NULL)
-		return NULL;
+	if (groups == NULL)
+		return (NULL);
 
 	GET_TOKEN_AREA(t, dptr, n * 4 + 3);
-	if(t == NULL) {
-		return NULL;
-	}
+	if (t == NULL)
+		return (NULL);
 
 	ADD_U_CHAR(dptr, AUT_NEWGROUPS);
 	ADD_U_INT16(dptr, n);
-	for(i = 0; i < n; i++) {
-	    ADD_U_INT32(dptr, groups[i]);
-	}
+	for (i = 0; i < n; i++)
+		ADD_U_INT32(dptr, groups[i]);
 
-	return t;
+	return (t);
 }
 
-
-
-
 /*
  * token ID                1 byte
  * internet address        4 bytes
  */
-token_t *au_to_in_addr(struct in_addr *internet_addr)
+token_t *
+au_to_in_addr(struct in_addr *internet_addr)
 {
 	token_t *t;
 	u_char *dptr = NULL;
 
-	if(internet_addr == NULL)
-		return NULL;
+	if (internet_addr == NULL)
+		return (NULL);
 
 	GET_TOKEN_AREA(t, dptr, 5);
-	if(t == NULL) {
-		return NULL;
-	}
+	if (t == NULL)
+		return (NULL);
 
 	ADD_U_CHAR(dptr, AUT_IN_ADDR);
 	ADD_U_INT32(dptr, internet_addr->s_addr);
 
-	return t;
+	return (t);
 }
 
 /*
@@ -350,19 +348,19 @@
  * address type/length     4 bytes
  * Address                16 bytes
  */
-token_t *au_to_in_addr_ex(struct in6_addr *internet_addr)
+token_t *
+au_to_in_addr_ex(struct in6_addr *internet_addr)
 {
 	token_t *t;
 	u_char *dptr = NULL;
 	u_int32_t type = AF_INET6;
 
-	if(internet_addr == NULL)
-		return NULL;
+	if (internet_addr == NULL)
+		return (NULL);
 
 	GET_TOKEN_AREA(t, dptr, 21);
-	if(t == NULL) {
-		return NULL;
-	}
+	if (t == NULL)
+		return (NULL);
 
 	ADD_U_CHAR(dptr, AUT_IN_ADDR_EX);
 	ADD_U_INT32(dptr, type);
@@ -371,25 +369,25 @@
 	ADD_U_INT32(dptr, internet_addr->__u6_addr.__u6_addr32[2]);
 	ADD_U_INT32(dptr, internet_addr->__u6_addr.__u6_addr32[3]);
 
-	return t;
+	return (t);
 }
 
 /*
  * token ID                1 byte
  * ip header		   20 bytes
  */
-token_t *au_to_ip(struct ip *ip)
+token_t *
+au_to_ip(struct ip *ip)
 {
 	token_t *t;
 	u_char *dptr = NULL;
 
-	if(ip == NULL)
-		return NULL;
+	if (ip == NULL)
+		return (NULL);
 
 	GET_TOKEN_AREA(t, dptr, 21);
-	if(t == NULL) {
-		return NULL;
-	}
+	if (t == NULL)
+		return (NULL);
 
 	ADD_U_CHAR(dptr, AUT_IP);
 	/*
@@ -397,7 +395,7 @@
 	 */
 	ADD_MEM(dptr, ip, sizeof(struct ip));
 
-	return t;
+	return (t);
 }
 
 /*
@@ -405,22 +403,22 @@
  * object ID type          1 byte
  * object ID               4 bytes
  */
-token_t *au_to_ipc(char type, int id)
+token_t *
+au_to_ipc(char type, int id)
 {
 	token_t *t;
 	u_char *dptr = NULL;
 
 
 	GET_TOKEN_AREA(t, dptr, 6);
-	if(t == NULL) {
-		return NULL;
-	}
+	if (t == NULL)
+		return (NULL);
 
 	ADD_U_CHAR(dptr, AUT_IPC);
 	ADD_U_CHAR(dptr, type);
 	ADD_U_INT32(dptr, id);
 
-	return t;
+	return (t);
 }
 
 /*
@@ -433,24 +431,23 @@
  * slot sequence #         4 bytes
  * key                     4 bytes
  */
-token_t *au_to_ipc_perm(struct ipc_perm *perm)
+token_t *
+au_to_ipc_perm(struct ipc_perm *perm)
 {
 	token_t *t;
 	u_char *dptr = NULL;
 	u_int16_t pad0 = 0;
 
 
-	if(perm == NULL)
-		return NULL;
+	if (perm == NULL)
+		return (NULL);
 
 	GET_TOKEN_AREA(t, dptr, 29);
-	if(t == NULL) {
-		return NULL;
-	}
+	if (t == NULL)
+		return (NULL);
 
 	ADD_U_CHAR(dptr, AUT_IPC_PERM);
 
-
 	/*
 	 * Darwin defines the sizes for ipc_perm members
 	 * as 2 bytes; BSM defines 4 so pad with 0
@@ -475,7 +472,7 @@
 
 	ADD_U_INT32(dptr, perm->key);
 
-	return t;
+	return (t);
 }
 
 
@@ -483,60 +480,61 @@
  * token ID                1 byte
  * port IP address         2 bytes
  */
-token_t *au_to_iport(u_int16_t iport)
+token_t *
+au_to_iport(u_int16_t iport)
 {
 	token_t *t;
 	u_char *dptr = NULL;
 
 
 	GET_TOKEN_AREA(t, dptr, 3);
-	if(t == NULL) {
-		return NULL;
-	}
+	if (t == NULL)
+		return (NULL);
 
 	ADD_U_CHAR(dptr, AUT_IPORT);
 	ADD_U_INT16(dptr, iport);
 
-	return t;
+	return (t);
 }
 
 
 /*
  * token ID                1 byte
- * size 				   2 bytes
+ * size                    2 bytes
  * data                    size bytes
  */
-token_t *au_to_opaque(char *data, u_int16_t bytes)
+token_t *
+au_to_opaque(char *data, u_int16_t bytes)
 {
 	token_t *t;
 	u_char *dptr = NULL;
 
-	if((data == NULL) || (bytes <= 0))
-		return NULL;
+	if ((data == NULL) || (bytes <= 0))
+		return (NULL);
 
 	GET_TOKEN_AREA(t, dptr, bytes + 3);
-	if(t == NULL) {
-		return NULL;
-	}
+	if (t == NULL)
+		return (NULL);
 
 	ADD_U_CHAR(dptr, AUT_OPAQUE);
 	ADD_U_INT16(dptr, bytes);
 	ADD_MEM(dptr, data, bytes);
 
-	return t;
+	return (t);
 }
 
 /*
- * token ID                	1 byte
- * seconds of time			4 bytes
- * milliseconds of time		4 bytes
- * file name len			2 bytes
- * file pathname			N bytes + 1 terminating NULL byte
+ * token ID                1 byte
+ * seconds of time         4 bytes
+ * milliseconds of time    4 bytes
+ * file name len           2 bytes
+ * file pathname           N bytes + 1 terminating NULL byte
  */
+token_t *
 #if defined(KERNEL) || defined(_KERNEL)
-token_t *au_to_file(char *file, struct timeval tm)
+au_to_file(char *file, struct timeval tm)
 #else
-token_t *au_to_file(char *file)
+au_to_file(char *file)
 #endif
 {
 	token_t *t;
@@ -547,53 +545,50 @@
 	struct timeval tm;
 	struct timezone tzp;
 
-	if(gettimeofday(&tm, &tzp) == -1) {
-		return NULL;
-	}
+	if (gettimeofday(&tm, &tzp) == -1)
+		return (NULL);
 #endif
+	/* XXXRW: else ...? */
 
-	if(file == NULL)
-		return NULL;
+	if (file == NULL)
+		return (NULL);
 
 	filelen = strlen(file);
 	GET_TOKEN_AREA(t, dptr, filelen + 12);
-	if(t == NULL) {
-		return NULL;
-	}
+	if (t == NULL)
+		return (NULL);
 
 	filelen += 1;
 	timems = tm.tv_usec/1000;
 
 	ADD_U_CHAR(dptr, AUT_OTHER_FILE32);
 	ADD_U_INT32(dptr, tm.tv_sec);
-	ADD_U_INT32(dptr, timems); /* We need time in ms */
+	ADD_U_INT32(dptr, timems);	/* We need time in ms. */
 	ADD_U_INT16(dptr, filelen);
 	ADD_STRING(dptr, file, filelen);
 
-	return t;
-
+	return (t);
 }
 
-
 /*
  * token ID                1 byte
  * text length             2 bytes
  * text                    N bytes + 1 terminating NULL byte
  */
-token_t *au_to_text(char *text)
+token_t *
+au_to_text(char *text)
 {
 	token_t *t;
 	u_char *dptr = NULL;
 	u_int16_t textlen;
 
-	if(text == NULL)
-		return NULL;
+	if (text == NULL)
+		return (NULL);
 
 	textlen = strlen(text);
 	GET_TOKEN_AREA(t, dptr, textlen + 4);
-	if(t == NULL) {
-		return NULL;
-	}
+	if (t == NULL)
+		return (NULL);
 
 	textlen += 1;
 
@@ -601,7 +596,7 @@
 	ADD_U_INT16(dptr, textlen);
 	ADD_STRING(dptr, text, textlen);
 
-	return t;
+	return (t);
 }
 
 /*
@@ -609,20 +604,20 @@
  * path length             2 bytes
  * path                    N bytes + 1 terminating NULL byte
  */
-token_t *au_to_path(char *text)
+token_t *
+au_to_path(char *text)
 {
 	token_t *t;
 	u_char *dptr = NULL;
 	u_int16_t textlen;
 
-	if(text == NULL)
-		return NULL;
+	if (text == NULL)
+		return (NULL);
 
 	textlen = strlen(text);
 	GET_TOKEN_AREA(t, dptr, textlen + 4);
-	if(t == NULL) {
-		return NULL;
-	}
+	if (t == NULL)
+		return (NULL);
 
 	textlen += 1;
 
@@ -630,7 +625,7 @@
 	ADD_U_INT16(dptr, textlen);
 	ADD_STRING(dptr, text, textlen);
 
-	return t;
+	return (t);
 }
 
 /*
@@ -646,21 +641,19 @@
  *   port ID               4 bytes/8 bytes (32-bit/64-bit value)
  *   machine address       4 bytes
  */
-token_t *au_to_process32(au_id_t auid, uid_t euid, gid_t egid,
-		               uid_t ruid, gid_t rgid, pid_t pid,
-		               au_asid_t sid, au_tid_t *tid)
+token_t *
+au_to_process32(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid, gid_t rgid,
+    pid_t pid, au_asid_t sid, au_tid_t *tid)
 {
 	token_t *t;
 	u_char *dptr = NULL;
 
-	if(tid == NULL)
-		return NULL;
-
+	if (tid == NULL)
+		return (NULL);
 
 	GET_TOKEN_AREA(t, dptr, 37);
-	if(t == NULL) {
-		return NULL;
-	}
+	if (t == NULL)
+		return (NULL);
 
 	ADD_U_CHAR(dptr, AUT_PROCESS32);
 	ADD_U_INT32(dptr, auid);
@@ -673,23 +666,24 @@
 	ADD_U_INT32(dptr, tid->port);
 	ADD_U_INT32(dptr, tid->machine);
 
-	return t;
+	return (t);
 }
 
-token_t *au_to_process64(au_id_t auid, uid_t euid, gid_t egid,
-		               uid_t ruid, gid_t rgid, pid_t pid,
-		               au_asid_t sid, au_tid_t *tid)
+token_t *
+au_to_process64(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid, gid_t rgid,
+    pid_t pid, au_asid_t sid, au_tid_t *tid)
 {
 
-	return NULL;
+	return (NULL);
 }
 
-token_t *au_to_process(au_id_t auid, uid_t euid, gid_t egid,
-		               uid_t ruid, gid_t rgid, pid_t pid,
-		               au_asid_t sid, au_tid_t *tid)
+token_t *
+au_to_process(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid, gid_t rgid,
+    pid_t pid, au_asid_t sid, au_tid_t *tid)
 {
-	return au_to_process32(auid, euid, egid, ruid, rgid, pid,
-			sid, tid);
+
+	return (au_to_process32(auid, euid, egid, ruid, rgid, pid, sid,
+	    tid));
 }
 
 /*
@@ -706,20 +700,19 @@
  *   address type-len      4 bytes
  *   machine address      16 bytes
  */
-token_t *au_to_process32_ex(au_id_t auid, uid_t euid, gid_t egid,
-		               	   uid_t ruid, gid_t rgid, pid_t pid,
-		                   au_asid_t sid, au_tid_addr_t *tid)
+token_t *
+au_to_process32_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
+    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid)
 {
 	token_t *t;
 	u_char *dptr = NULL;
 
-	if(tid == NULL)
-		return NULL;
+	if (tid == NULL)
+		return (NULL);
 
 	GET_TOKEN_AREA(t, dptr, 53);
-	if(t == NULL) {
-		return NULL;
-	}
+	if (t == NULL)
+		return (NULL);
 
 	ADD_U_CHAR(dptr, AUT_PROCESS32_EX);
 	ADD_U_INT32(dptr, auid);
@@ -736,23 +729,24 @@
 	ADD_U_INT32(dptr, tid->at_addr[2]);
 	ADD_U_INT32(dptr, tid->at_addr[3]);
 
-	return t;
+	return (t);
 }
 
-token_t *au_to_process64_ex(au_id_t auid, uid_t euid, gid_t egid,
-		               	   uid_t ruid, gid_t rgid, pid_t pid,
-		                   au_asid_t sid, au_tid_addr_t *tid)
+token_t *
+au_to_process64_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
+    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid)
 {
 
-	return NULL;
+	return (NULL);
 }
 
-token_t *au_to_process_ex(au_id_t auid, uid_t euid, gid_t egid,
-		               	   uid_t ruid, gid_t rgid, pid_t pid,
-		                   au_asid_t sid, au_tid_addr_t *tid)
+token_t *
+au_to_process_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
+    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid)
 {
-	return au_to_process32_ex(auid, euid, egid, ruid, rgid,
-			pid, sid, tid);
+
+	return (au_to_process32_ex(auid, euid, egid, ruid, rgid, pid, sid,
+	    tid));
 }
 
 /*
@@ -760,66 +754,65 @@
  * error status            1 byte
  * return value            4 bytes/8 bytes (32-bit/64-bit value)
  */
-token_t *au_to_return32(char status, u_int32_t ret)
+token_t *
+au_to_return32(char status, u_int32_t ret)
 {
 	token_t *t;
 	u_char *dptr = NULL;
 
-
 	GET_TOKEN_AREA(t, dptr, 6);
-	if(t == NULL) {
-		return NULL;
-	}
+	if (t == NULL)
+		return (NULL);
 
 	ADD_U_CHAR(dptr, AUT_RETURN32);
 	ADD_U_CHAR(dptr, status);
 	ADD_U_INT32(dptr, ret);
 
-	return t;
+	return (t);
 }
 
-token_t *au_to_return64(char status, u_int64_t ret)
+token_t *
+au_to_return64(char status, u_int64_t ret)
 {
 	token_t *t;
 	u_char *dptr = NULL;
 
-
 	GET_TOKEN_AREA(t, dptr, 10);
-	if(t == NULL) {
-		return NULL;
-	}
+	if (t == NULL)
+		return (NULL);
 
 	ADD_U_CHAR(dptr, AUT_RETURN64);
 	ADD_U_CHAR(dptr, status);
 	ADD_U_INT64(dptr, ret);
 
-	return t;
+	return (t);
 }
 
-token_t *au_to_return(char status, u_int32_t ret)
+token_t *
+au_to_return(char status, u_int32_t ret)
 {
-	return au_to_return32(status, ret);
+
+	return (au_to_return32(status, ret));
 }
 
 /*
  * token ID                1 byte
  * sequence number         4 bytes
  */
-token_t *au_to_seq(long audit_count)
+token_t *
+au_to_seq(long audit_count)
 {
 	token_t *t;
 	u_char *dptr = NULL;
 
-
 	GET_TOKEN_AREA(t, dptr, 5);
-	if(t == NULL) {
-		return NULL;
-	}
+	if (t == NULL)
+		return (NULL);
 
 	ADD_U_CHAR(dptr, AUT_SEQ);
 	ADD_U_INT32(dptr, audit_count);
 
-	return t;
+	return (t);
 }
 
 /*
@@ -830,29 +823,31 @@
  * remote port             2 bytes
  * remote Internet address 4 bytes
  */
-token_t *au_to_socket(struct socket *so) {
+token_t *
+au_to_socket(struct socket *so)
+{
 
-	return NULL;
+	/* XXXRW ... */
+	return (NULL);
 }
 
 /*
  * Kernel-specific version of the above function.
  */
 #ifdef _KERNEL
-token_t *kau_to_socket(struct socket_au_info *soi)
+token_t *
+kau_to_socket(struct socket_au_info *soi)
 {
 	token_t *t;
 	u_char *dptr;
 	u_int16_t so_type;
 
-	if(soi == NULL) {
-		return NULL;
-	}	
+	if (soi == NULL)
+		return (NULL);
 
 	GET_TOKEN_AREA(t, dptr, 15);
-	if(t == NULL) {
-		return NULL;
-	}
+	if (t == NULL)
+		return (NULL);
 						 
 	ADD_U_CHAR(dptr, AU_SOCK_TOKEN);
 	/* Coerce the socket type into a short value */
@@ -863,7 +858,7 @@
 	ADD_U_INT16(dptr, soi->so_rport);
 	ADD_U_INT32(dptr, soi->so_raddr);
 
-	return t;
+	return (t);
 }
 #endif
 
@@ -877,18 +872,20 @@
  * address type/length     4 bytes
  * remote Internet address 4 bytes/16 bytes (IPv4/IPv6 address)
  */
-token_t *au_to_socket_ex_32(u_int16_t lp, u_int16_t rp,
-	struct sockaddr *la, struct sockaddr *ra)
+token_t *
+au_to_socket_ex_32(u_int16_t lp, u_int16_t rp, struct sockaddr *la,
+    struct sockaddr *ra)
 {
 
-	return NULL;
+	return (NULL);
 }
 
-token_t *au_to_socket_ex_128(u_int16_t lp, u_int16_t rp,
-	struct sockaddr *la, struct sockaddr *ra)
+token_t *
+au_to_socket_ex_128(u_int16_t lp, u_int16_t rp, struct sockaddr *la,
+    struct sockaddr *ra)

>>> TRUNCATED FOR MAIL (1000 lines) <<<


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