Mercurial > projects > libpws

annotate pws-internal.h @ 13:2bb1bbac1d0a default tip

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Added tag version-1.0.0 for changeset 1926dfc9feb0
author Guido Berhoerster <guido+libpws@berhoerster.name>
date Sun, 04 Aug 2019 21:37:56 +0200
parents d541e748cfd8
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
1 /*
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
2 * Copyright (C) 2015 Guido Berhoerster <guido+libpws@berhoerster.name>
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
3 *
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
4 * Permission is hereby granted, free of charge, to any person obtaining
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
5 * a copy of this software and associated documentation files (the
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
6 * "Software"), to deal in the Software without restriction, including
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
7 * without limitation the rights to use, copy, modify, merge, publish,
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
8 * distribute, sublicense, and/or sell copies of the Software, and to
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
9 * permit persons to whom the Software is furnished to do so, subject to
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
10 * the following conditions:
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
11 *
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
12 * The above copyright notice and this permission notice shall be included
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
13 * in all copies or substantial portions of the Software.
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
14 *
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
18 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
19 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
20 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
21 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
22 */
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
23
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
24 #ifndef PWS_INTERNAL_H
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
25 #define PWS_INTERNAL_H
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
26
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
27 #include <signal.h>
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
28 #ifdef HAVE_SYS_TREE_H
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
29 #include <sys/tree.h>
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
30 #endif /* HAVE_SYS_TREE_H */
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
31 #include <sys/types.h>
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
32 #include <unistd.h>
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
33
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
34 #include "include/pws.h"
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
35
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
36 #define MAX(x, y) (((x) > (y)) ? (x) : (y))
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
37 #define MIN(x, y) (((x) < (y)) ? (x) : (y))
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
38 #define CLAMP(x, min, max) (((x) > (max)) ? (max) : (((x) < (min)) ?\
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
39 (min) : (x)))
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
40
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
41 #ifdef NDEBUG
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
42 #include <signal.h>
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
43 #include <unistd.h>
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
44 #define PWS_ASSERT(cond) while (cond) {\
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
45 write(STDERR_FIELNO, "assertion failed: " #cond "\n", \
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
46 sizeof ("assertion failed: " #cond "\n"));\
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
47 raise(SIGKILL);\
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
48 }
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
49 #else
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
50 #include <assert.h>
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
51 #define PWS_ASSERT(cond) assert(cond)
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
52 #endif /* NDEBUG */
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
53
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
54 struct pws3_field {
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
55 int is_header;
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
56 uint8_t field_type;
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
57 size_t size;
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
58 union {
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
59 unsigned char *bytes;
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
60 unsigned char uuid[PWS3_UUID_SIZE];
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
61 char *text;
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
62 uint8_t uint8;
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
63 uint16_t uint16;
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
64 uint32_t uint32;
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
65 } value;
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
66 RB_ENTRY(pws3_field) tree_entry;
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
67 };
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
68
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
69 struct pws3_record {
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
70 struct pws3_field *fields[256];
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
71 RB_ENTRY(pws3_record) tree_entry;
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
72 };
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
73
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
74 extern void * (*pws_alloc)(size_t);
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
75 extern void * (*pws_realloc)(void *, size_t);
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
76 extern void (*pws_free)(void *, size_t);
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
77 extern void * (*pws_secure_alloc)(size_t);
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
78 extern void * (*pws_secure_realloc)(void *, size_t);
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
79 extern void (*pws_secure_free)(void *, size_t);
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
80
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
81 int pws_random_bytes(void *, size_t);
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
82
d541e748cfd8 Initial revision
Guido Berhoerster <guido+libpws@berhoerster.name>
parents:
diff changeset
83 #endif /* PWS_INTERNAL_H */