Kannel: Open Source WAP and SMS gateway  $Revision: 5037 $
gwmem-native.c
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56 
57 /*
58  * gwmem-native.h - memory managment wrapper functions, native flavor
59  *
60  * Lars Wirzenius
61  */
62 
63 #include <stdlib.h>
64 #include <errno.h>
65 #include <string.h>
66 
67 #include "gwlib.h"
68 
69 /*
70  * In this module, we must use the real versions so let's undefine the
71  * accident protectors.
72  */
73 #undef malloc
74 #undef calloc
75 #undef realloc
76 #undef free
77 
78 void *gw_native_noop(void *ptr) { return ptr; }
79 
80 void *gw_native_malloc(size_t size)
81 {
82  void *ptr;
83 
84  /* ANSI C89 says malloc(0) is implementation-defined. Avoid it. */
85  gw_assert(size > 0);
86 
87  ptr = malloc(size);
88  if (ptr == NULL)
89  panic(errno, "Memory allocation failed");
90 
91  return ptr;
92 }
93 
94 void *gw_native_calloc(int nmemb, size_t size)
95 {
96  void *ptr;
97 
98  /* ANSI C89 says malloc(0) is implementation-defined. Avoid it. */
99  gw_assert(size > 0);
100  gw_assert(nmemb > 0);
101 
102  ptr = calloc(nmemb, size);
103  if (ptr == NULL)
104  panic(errno, "Memory allocation failed");
105 
106  return ptr;
107 }
108 
109 void *gw_native_realloc(void *ptr, size_t size)
110 {
111  void *new_ptr;
112 
113  gw_assert(size > 0);
114 
115  new_ptr = realloc(ptr, size);
116  if (new_ptr == NULL)
117  panic(errno, "Memory re-allocation failed");
118 
119  return new_ptr;
120 }
121 
122 
123 void gw_native_free(void *ptr)
124 {
125  free(ptr);
126 }
127 
128 
129 char *gw_native_strdup(const char *str)
130 {
131  char *copy;
132  int size;
133 
134  gw_assert(str != NULL);
135  size = strlen(str) + 1;
136 
137  copy = gw_native_malloc(size);
138  memcpy(copy, str, size);
139  return copy;
140 }
int size
Definition: wsasm.c:84
void gw_native_free(void *ptr)
Definition: gwmem-native.c:123
void * gw_native_realloc(void *ptr, size_t size)
Definition: gwmem-native.c:109
#define calloc(a, b)
Definition: gwmem.h:192
void * gw_native_calloc(int nmemb, size_t size)
Definition: gwmem-native.c:94
#define realloc(p, n)
Definition: gwmem.h:193
void * gw_native_malloc(size_t size)
Definition: gwmem-native.c:80
#define free(p)
Definition: gwmem.h:194
char * gw_native_strdup(const char *str)
Definition: gwmem-native.c:129
gw_assert(wtls_machine->packet_to_send!=NULL)
#define malloc(n)
Definition: gwmem.h:191
void * gw_native_noop(void *ptr)
Definition: gwmem-native.c:78
#define panic
Definition: log.h:87
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