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1 /* Copyright (c) 2003, Google Inc. | |
2 * All rights reserved. | |
3 * | |
4 * Redistribution and use in source and binary forms, with or without | |
5 * modification, are permitted provided that the following conditions are | |
6 * met: | |
7 * | |
8 * * Redistributions of source code must retain the above copyright | |
9 * notice, this list of conditions and the following disclaimer. | |
10 * * Redistributions in binary form must reproduce the above | |
11 * copyright notice, this list of conditions and the following disclaimer | |
12 * in the documentation and/or other materials provided with the | |
13 * distribution. | |
14 * * Neither the name of Google Inc. nor the names of its | |
15 * contributors may be used to endorse or promote products derived from | |
16 * this software without specific prior written permission. | |
17 * | |
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
29 * | |
30 * --- | |
31 * Author: Sanjay Ghemawat <opensource@google.com> | |
32 * .h file by Craig Silverstein <opensource@google.com> | |
33 */ | |
34 | |
35 #ifndef TCMALLOC_TCMALLOC_H_ | |
36 #define TCMALLOC_TCMALLOC_H_ | |
37 | |
38 #include <stddef.h> // for size_t | |
39 #ifdef HAVE_SYS_CDEFS_H | |
40 #include <sys/cdefs.h> // where glibc defines __THROW | |
41 #endif | |
42 | |
43 // __THROW is defined in glibc systems. It means, counter-intuitively, | |
44 // "This function will never throw an exception." It's an optional | |
45 // optimization tool, but we may need to use it to match glibc prototypes. | |
46 #ifndef __THROW /* I guess we're not on a glibc system */ | |
47 # define __THROW /* __THROW is just an optimization, so ok to make it "" */ | |
48 #endif | |
49 | |
50 // Define the version number so folks can check against it | |
51 #define TC_VERSION_MAJOR 2 | |
52 #define TC_VERSION_MINOR 0 | |
53 #define TC_VERSION_PATCH "" | |
54 #define TC_VERSION_STRING "gperftools 2.0" | |
55 | |
56 #include <stdlib.h> // for struct mallinfo, if it's defined | |
57 | |
58 // Annoying stuff for windows -- makes sure clients can import these functions | |
59 #ifndef PERFTOOLS_DLL_DECL | |
60 # ifdef _WIN32 | |
61 # define PERFTOOLS_DLL_DECL __declspec(dllimport) | |
62 # else | |
63 # define PERFTOOLS_DLL_DECL | |
64 # endif | |
65 #endif | |
66 | |
67 #ifdef __cplusplus | |
68 namespace std { | |
69 struct nothrow_t; | |
70 } | |
71 | |
72 extern "C" { | |
73 #endif | |
74 // Returns a human-readable version string. If major, minor, | |
75 // and/or patch are not NULL, they are set to the major version, | |
76 // minor version, and patch-code (a string, usually ""). | |
77 PERFTOOLS_DLL_DECL const char* tc_version(int* major, int* minor, | |
78 const char** patch) __THROW; | |
79 | |
80 PERFTOOLS_DLL_DECL void* tc_malloc(size_t size) __THROW; | |
81 PERFTOOLS_DLL_DECL void tc_free(void* ptr) __THROW; | |
82 PERFTOOLS_DLL_DECL void* tc_realloc(void* ptr, size_t size) __THROW; | |
83 PERFTOOLS_DLL_DECL void* tc_calloc(size_t nmemb, size_t size) __THROW; | |
84 PERFTOOLS_DLL_DECL void tc_cfree(void* ptr) __THROW; | |
85 | |
86 PERFTOOLS_DLL_DECL void* tc_memalign(size_t __alignment, | |
87 size_t __size) __THROW; | |
88 PERFTOOLS_DLL_DECL int tc_posix_memalign(void** ptr, | |
89 size_t align, size_t size) __THROW; | |
90 PERFTOOLS_DLL_DECL void* tc_valloc(size_t __size) __THROW; | |
91 PERFTOOLS_DLL_DECL void* tc_pvalloc(size_t __size) __THROW; | |
92 | |
93 PERFTOOLS_DLL_DECL void tc_malloc_stats(void) __THROW; | |
94 PERFTOOLS_DLL_DECL int tc_mallopt(int cmd, int value) __THROW; | |
95 #ifdef HAVE_STRUCT_MALLINFO | |
96 PERFTOOLS_DLL_DECL struct mallinfo tc_mallinfo(void) __THROW; | |
97 #endif | |
98 | |
99 // This is an alias for MallocExtension::instance()->GetAllocatedSize(). | |
100 // It is equivalent to | |
101 // OS X: malloc_size() | |
102 // glibc: malloc_usable_size() | |
103 // Windows: _msize() | |
104 PERFTOOLS_DLL_DECL size_t tc_malloc_size(void* ptr) __THROW; | |
105 | |
106 #ifdef __cplusplus | |
107 PERFTOOLS_DLL_DECL int tc_set_new_mode(int flag) __THROW; | |
108 PERFTOOLS_DLL_DECL void* tc_new(size_t size); | |
109 PERFTOOLS_DLL_DECL void* tc_new_nothrow(size_t size, | |
110 const std::nothrow_t&) __THROW; | |
111 PERFTOOLS_DLL_DECL void tc_delete(void* p) __THROW; | |
112 PERFTOOLS_DLL_DECL void tc_delete_nothrow(void* p, | |
113 const std::nothrow_t&) __THROW; | |
114 PERFTOOLS_DLL_DECL void* tc_newarray(size_t size); | |
115 PERFTOOLS_DLL_DECL void* tc_newarray_nothrow(size_t size, | |
116 const std::nothrow_t&) __THROW; | |
117 PERFTOOLS_DLL_DECL void tc_deletearray(void* p) __THROW; | |
118 PERFTOOLS_DLL_DECL void tc_deletearray_nothrow(void* p, | |
119 const std::nothrow_t&) __THROW; | |
120 } | |
121 #endif | |
122 | |
123 #endif // #ifndef TCMALLOC_TCMALLOC_H_ | |
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