gen/asl_msg.h

   1 /*
   2  * Copyright (c) 2009-2011 Apple Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23
  24 #ifndef __ASL_MSG_H__
  25 #define __ASL_MSG_H__
  26
  27 #include <stdint.h>
  28 #include <asl_private.h>
  29
  30 #define IndexNull ((uint32_t)-1)
  31
  32 #define ASL_MSG_PAGE_DATA_SIZE 800
  33 #define ASL_MSG_PAGE_SLOTS 24
  34
  35 #define ASL_MSG_OFFSET_MASK   0x3fff
  36 #define ASL_MSG_KV_MASK       0xc000
  37 #define ASL_MSG_KV_INLINE     0x0000
  38 #define ASL_MSG_KV_DICT       0x8000
  39 #define ASL_MSG_KV_EXTERN     0x4000
  40
  41 #define ASL_MSG_SLOT_FREE     0xffff
  42
  43 #define ASL_STD_KEY_BASE      0x8000
  44 #define ASL_STD_KEY_TIME      0x8001
  45 #define ASL_STD_KEY_NANO      0x8002
  46 #define ASL_STD_KEY_HOST      0x8003
  47 #define ASL_STD_KEY_SENDER    0x8004
  48 #define ASL_STD_KEY_FACILITY  0x8005
  49 #define ASL_STD_KEY_PID       0x8006
  50 #define ASL_STD_KEY_UID       0x8007
  51 #define ASL_STD_KEY_GID       0x8008
  52 #define ASL_STD_KEY_LEVEL     0x8009
  53 #define ASL_STD_KEY_MESSAGE   0x800a
  54 #define ASL_STD_KEY_READ_UID  0x800b
  55 #define ASL_STD_KEY_READ_GID  0x800c
  56 #define ASL_STD_KEY_SESSION   0x800d
  57 #define ASL_STD_KEY_REF_PID   0x800e
  58 #define ASL_STD_KEY_REF_PROC  0x800f
  59 #define ASL_STD_KEY_MSG_ID    0x8010
  60 #define ASL_STD_KEY_EXPIRE    0x8011
  61 #define ASL_STD_KEY_OPTION    0x8012
  62 #define ASL_STD_KEY_LAST ASL_STD_KEY_OPTION
  63
  64 #define ASL_MT_KEY_BASE       0x8100
  65 #define ASL_MT_KEY_DOMAIN     0x8101
  66 #define ASL_MT_KEY_SCOPE      0x8102
  67 #define ASL_MT_KEY_RESULT     0x8103
  68 #define ASL_MT_KEY_SIG        0x8104
  69 #define ASL_MT_KEY_SIG2       0x8105
  70 #define ASL_MT_KEY_SIG3       0x8106
  71 #define ASL_MT_KEY_SUCCESS    0x8107
  72 #define ASL_MT_KEY_UUID       0x8108
  73 #define ASL_MT_KEY_VAL        0x8109
  74 #define ASL_MT_KEY_VAL2       0x810a
  75 #define ASL_MT_KEY_VAL3       0x810b
  76 #define ASL_MT_KEY_VAL4       0x810c
  77 #define ASL_MT_KEY_VAL5       0x810d
  78 #define ASL_MT_KEY_LAST ASL_MT_KEY_VAL5
  79
  80 #define ASL_PRIVATE_KEY_BASE  0x8200
  81
  82 typedef struct asl_msg_s
  83 {
  84         uint32_t type;
  85         int32_t refcount;
  86         uint32_t count;
  87         uint32_t data_size;
  88         struct asl_msg_s *next;
  89         uint16_t key[ASL_MSG_PAGE_SLOTS];
  90         uint16_t val[ASL_MSG_PAGE_SLOTS];
  91         uint32_t op[ASL_MSG_PAGE_SLOTS];
  92         char data[ASL_MSG_PAGE_DATA_SIZE];
  93 } asl_msg_t;
  94
  95 typedef struct __aslresponse
  96 {
  97         uint32_t count;
  98         uint32_t curr;
  99         asl_msg_t **msg;
 100 } asl_msg_list_t;
 101
 102 #define asl_search_result_t asl_msg_list_t
 103
 104 asl_msg_t *asl_msg_new(uint32_t type) __OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_4_3);
 105 asl_msg_t *asl_msg_retain(asl_msg_t *msg) __OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_4_3);
 106 void asl_msg_release(asl_msg_t *msg) __OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_4_3);
 107
 108 int asl_msg_set_key_val(asl_msg_t *msg, const char *key, const char *val) __OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_4_3);
 109 int asl_msg_set_key_val_op(asl_msg_t *msg, const char *key, const char *val, uint32_t op) __OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_4_3);
 110 void asl_msg_unset(asl_msg_t *msg, const char *key) __OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_4_3);
 111
 112 asl_msg_t *asl_msg_copy(asl_msg_t *msg) __OSX_AVAILABLE_STARTING(__MAC_10_8, __IPHONE_5_1);
 113 asl_msg_t *asl_msg_merge(asl_msg_t *target, asl_msg_t *msg) __OSX_AVAILABLE_STARTING(__MAC_10_8, __IPHONE_5_1);
 114
 115 int asl_msg_lookup(asl_msg_t *msg, const char *key, const char **valout, uint32_t *opout) __OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_4_3);
 116 uint32_t asl_msg_fetch(asl_msg_t *msg, uint32_t n, const char **keyout, const char **valout, uint32_t *opout) __OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_4_3);
 117
 118 uint32_t asl_msg_type(asl_msg_t *msg) __OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_4_3);
 119 uint32_t asl_msg_count(asl_msg_t *msg) __OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_4_3);
 120
 121 char *asl_msg_to_string(asl_msg_t *in, uint32_t *len) __OSX_AVAILABLE_STARTING(__MAC_10_4, __IPHONE_2_0);
 122 char *asl_list_to_string(asl_search_result_t *, uint32_t *) __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
 123 asl_search_result_t *asl_list_from_string(const char *buf) __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
 124
 125 char *asl_format_message(asl_msg_t *msg, const char *msg_fmt, const char *time_fmt, uint32_t text_encoding, uint32_t *outlen) __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
 126
 127 #endif /* __ASL_MSG_H__ */