/usr/include/diet/skalibs/gen_alloc.h is in skalibs-dev 0.47-1.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 | /* Public domain. */
#ifndef GEN_ALLOC_H
#define GEN_ALLOC_H
#include "alloc.h"
/* .h */
#define GEN_ALLOC_ZERO { 0, 0, 0 }
#define GEN_ALLOC_typedef(ta, type, s, len, a) \
typedef struct ta { type *s ; unsigned int len ; unsigned int a ; } ta, *ta##_ref ;
#define GEN_ALLOC_FPROTOTYPES(ta, type, s, len, a) \
extern int ta##_ready (ta *, unsigned int) ; \
extern int ta##_readyplus (ta *, unsigned int) ; \
extern void ta##_free (ta *) ; \
extern void ta##_clean (ta *) ; \
extern int ta##_copyb (ta *, type const *, unsigned int) ; \
extern int ta##_copy (ta *, ta const *) ; \
extern int ta##_catb (ta *, type const *, unsigned int) ; \
extern int ta##_cat (ta *, ta const *) ; \
extern int ta##_append (ta *, type const *) ; \
extern void ta##_reverse (ta *) ; \
extern void ta##_zerolen (ta *) ; \
extern void ta##_deepfree (ta *) ; \
#define GEN_ALLOC_PROTOTYPES(ta, type, s, len, a) \
GEN_ALLOC_typedef(ta, type, s, len, a) \
GEN_ALLOC_FPROTOTYPES(ta, type, s, len, a) \
/* .c */
#define GEN_ALLOC_ready(ta, type, s, len, a, base) \
int ta##_ready (register ta *x, register unsigned int n) \
{ \
register unsigned int t = (base) + n + (n >> 3) ; \
if (!x->s) \
{ \
type *p = (type *)alloc(t * sizeof(type)) ; \
if (!p) return 0 ; \
x->s = p ; \
x->a = t ; \
} \
else if (n > x->a) \
{ \
if (!alloc_re((void **)(void *)(&x->s), x->a * sizeof(type), t * sizeof(type))) \
return 0 ; \
x->a = t ; \
} \
return 1 ; \
} \
#define GEN_ALLOC_readyplus(ta, type, s, len, a) \
int ta##_readyplus (register ta *x, register unsigned int n) \
{ \
return ta##_ready(x, n + x->len) ; \
} \
#define GEN_ALLOC_free(ta, type, s, len, a) \
void ta##_free (register ta *x) \
{ \
alloc_free(x->s) ; x->s = 0 ; \
x->a = x->len = 0 ; \
} \
#define GEN_ALLOC_clean(ta, type, s, len, a) \
void ta##_clean (register ta *x) \
{ \
if (x->a > x->len) \
{ \
alloc_realloc((void **)(void *)(&x->s), x->len * sizeof(type)) ; \
x->a = x->len ; \
} \
} \
#define GEN_ALLOC_copyb(ta, type, s, len, a) \
int ta##_copyb (register ta *sa, register type const *x, unsigned int n) \
{ \
if (!ta##_ready(sa, n)) return 0 ; \
{ \
unsigned int i = 0 ; \
for ( ; i < n ; i++) sa->s[i] = x[i] ; \
} \
sa->len = n ; \
return 1 ; \
} \
#define GEN_ALLOC_copy(ta, type, s, len, a) \
int ta##_copy (register ta *to, register ta const *from) \
{ \
return ta##_copyb(to, from->s, from->len) ; \
} \
#define GEN_ALLOC_catb(ta, type, s, len, a) \
int ta##_catb (register ta *sa, register type const *x, unsigned int n) \
{ \
if (!ta##_readyplus(sa, n)) return 0 ; \
{ \
unsigned int i = 0 ; \
for ( ; i < n ; i++) sa->s[sa->len + i] = x[i] ; \
} \
sa->len += n ; \
return 1 ; \
} \
#define GEN_ALLOC_cat(ta, type, s, len, a) \
int ta##_cat (register ta *to, register ta const *from) \
{ \
return ta##_catb(to, from->s, from->len) ; \
} \
#define GEN_ALLOC_append(ta, type, s, len, a) \
int ta##_append (register ta *x, register type const *i) \
{ \
return ta##_catb(x, i, 1) ; \
} \
#define GEN_ALLOC_reverse(ta, type, s, len, a) \
void ta##_reverse (register ta *x) \
{ \
register unsigned int i = 0 ; \
for (; i < (x->len) >> 1 ; i++) \
{ \
type tmp = x->s[i] ; \
x->s[i] = x->s[x->len - 1 - i] ; \
x->s[x->len - 1 - i] = tmp ; \
} \
} \
#define GEN_ALLOC_BASE_DEFS(ta, type, s, len, a, base) \
GEN_ALLOC_ready(ta, type, s, len, a, base) \
GEN_ALLOC_readyplus(ta, type, s, len, a) \
GEN_ALLOC_free(ta, type, s, len, a) \
GEN_ALLOC_catb(ta, type, s, len, a) \
#define GEN_ALLOC_STATIC_BASE_DEFS(ta, type, s, len, a, base) \
static GEN_ALLOC_ready(ta, type, s, len, a, base) \
static GEN_ALLOC_readyplus(ta, type, s, len, a) \
static GEN_ALLOC_free(ta, type, s, len, a) \
static GEN_ALLOC_catb(ta, type, s, len, a) \
#define GEN_ALLOC_EXTENDED_DEFS(ta, type, s, len, a) \
GEN_ALLOC_clean(ta, type, s, len, a) \
GEN_ALLOC_copyb(ta, type, s, len, a) \
GEN_ALLOC_copy(ta, type, s, len, a) \
GEN_ALLOC_cat(ta, type, s, len, a) \
GEN_ALLOC_append(ta, type, s, len, a) \
GEN_ALLOC_reverse(ta, type, s, len, a) \
#define GEN_ALLOC_STATIC_EXTENDED_DEFS(ta, type, s, len, a) \
static GEN_ALLOC_clean(ta, type, s, len, a) \
static GEN_ALLOC_copyb(ta, type, s, len, a) \
static GEN_ALLOC_copy(ta, type, s, len, a) \
static GEN_ALLOC_cat(ta, type, s, len, a) \
static GEN_ALLOC_append(ta, type, s, len, a) \
static GEN_ALLOC_reverse(ta, type, s, len, a) \
#define GEN_ALLOC_DEFS(ta, type, s, len, a, base) \
GEN_ALLOC_BASE_DEFS(ta, type, s, len, a, base) \
GEN_ALLOC_EXTENDED_DEFS(ta, type, s, len, a) \
#define GEN_ALLOC_STATIC_DEFS(ta, type, s, len, a, base) \
GEN_ALLOC_STATIC_BASE_DEFS(ta, type, s, len, a, base) \
GEN_ALLOC_STATIC_EXTENDED_DEFS(ta, type, s, len, a) \
#endif
|