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1 | /* sstring.h - Declaration of "static strings" functions */ | |
2 | ||
3 | #ifndef __SSTRING_H | |
4 | #define __SSTRING_H | |
5 | ||
6 | #define SSTRING_COMPAT | |
7 | ||
8 | #ifdef COMPILING_SSTRING | |
9 | ||
10 | #ifdef SSTRING_NEW | |
11 | ||
12 | /* this is here for compatibility reasons with old sstring */ | |
13 | /* this should be used when old sstring is removed entirely */ | |
14 | #ifdef SSTRING_COMPAT | |
15 | ||
16 | typedef struct sstring { | |
17 | char *content; | |
18 | short length; | |
19 | short alloc; | |
20 | struct sstring *next; | |
21 | #ifdef USE_VALGRIND | |
22 | void *block; | |
23 | #endif | |
24 | unsigned long refcount; | |
25 | char __content[]; | |
26 | } sstring; | |
27 | ||
28 | #define sstring_content(x) (x)->__content | |
29 | ||
30 | #else /* SSTRING_COMPAT */ | |
31 | ||
32 | typedef struct sstring { | |
33 | short length; | |
34 | short alloc; | |
35 | struct sstring *next; | |
36 | #ifdef USE_VALGRIND | |
37 | void *block; | |
38 | #endif | |
39 | unsigned long refcount; | |
40 | char content[]; | |
41 | } sstring; | |
42 | ||
43 | #define sstring_content(x) (x)->content | |
44 | ||
45 | #endif /* SSTRING_COMPAT */ | |
46 | ||
47 | #else /* SSTRING_NEW */ | |
48 | ||
49 | /* this is the old format */ | |
50 | ||
51 | /* Internal version of structure */ | |
52 | typedef struct { | |
53 | char *content; | |
54 | union { | |
55 | struct { | |
56 | short length; | |
57 | short alloc; | |
58 | } l; | |
59 | void *next; | |
60 | } u; | |
61 | } sstring; | |
62 | ||
63 | #endif /* SSTRING_NEW */ | |
64 | ||
65 | /* Internal defines */ | |
66 | ||
67 | /* SSTRING_MAXLEN is the internal version of SSTRING_MAX which includes | |
68 | * space for the trailing NUL */ | |
69 | #define SSTRING_MAXLEN (SSTRING_MAX + 1) | |
70 | #define SSTRING_SLACK 8 | |
71 | ||
72 | /* new sstring defines */ | |
73 | #define SSTRING_ALLOC 16384 | |
74 | ||
75 | #define SSTRING_HASHSIZE 85243 | |
76 | ||
77 | /* old sstring defines */ | |
78 | #define SSTRING_STRUCTALLOC 4096 | |
79 | #define SSTRING_DATAALLOC 4096 | |
80 | ||
81 | #else | |
82 | ||
83 | typedef struct sstring { | |
84 | char *content; | |
85 | short length; | |
86 | } sstring; | |
87 | ||
88 | #endif /* COMPILING_SSTRING */ | |
89 | ||
90 | /* Externally visibly max string length */ | |
91 | #define SSTRING_MAX 512 | |
92 | ||
93 | sstring *getsstring(const char *, int); | |
94 | void freesstring(sstring *); | |
95 | int sstringcompare(sstring *ss1, sstring *ss2); | |
96 | void initsstring(); | |
97 | void finisstring(); | |
98 | ||
99 | #endif /* __SSTRING_H */ |