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1 | /* Checking macros for string functions. |
---|---|
2 | Copyright (C) 2004-2017 Free Software Foundation, Inc. |
3 | |
4 | This file is part of GCC. |
5 | |
6 | GCC is free software; you can redistribute it and/or modify it under |
7 | the terms of the GNU General Public License as published by the Free |
8 | Software Foundation; either version 3, or (at your option) any later |
9 | version. |
10 | |
11 | In addition to the permissions in the GNU General Public License, the |
12 | Free Software Foundation gives you unlimited permission to link the |
13 | compiled version of this file into combinations with other programs, |
14 | and to distribute those combinations without any restriction coming |
15 | from the use of this file. (The General Public License restrictions |
16 | do apply in other respects; for example, they cover modification of |
17 | the file, and distribution when not linked into a combine |
18 | executable.) |
19 | |
20 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
21 | WARRANTY; without even the implied warranty of MERCHANTABILITY or |
22 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
23 | for more details. |
24 | |
25 | Under Section 7 of GPL version 3, you are granted additional |
26 | permissions described in the GCC Runtime Library Exception, version |
27 | 3.1, as published by the Free Software Foundation. |
28 | |
29 | You should have received a copy of the GNU General Public License and |
30 | a copy of the GCC Runtime Library Exception along with this program; |
31 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
32 | <http://www.gnu.org/licenses/>. */ |
33 | |
34 | |
35 | #ifndef _SSP_STRING_H |
36 | #define _SSP_STRING_H 1 |
37 | |
38 | #include <ssp.h> |
39 | #include_next <string.h> |
40 | |
41 | #if __SSP_FORTIFY_LEVEL > 0 |
42 | |
43 | #undef memcpy |
44 | #undef memmove |
45 | #undef memset |
46 | #undef strcat |
47 | #undef strcpy |
48 | #undef strncat |
49 | #undef strncpy |
50 | #undef mempcpy |
51 | #undef stpcpy |
52 | #undef bcopy |
53 | #undef bzero |
54 | |
55 | #define memcpy(dest, src, len) \ |
56 | ((__ssp_bos0 (dest) != (size_t) -1) \ |
57 | ? __builtin___memcpy_chk (dest, src, len, __ssp_bos0 (dest)) \ |
58 | : __memcpy_ichk (dest, src, len)) |
59 | static inline __attribute__((__always_inline__)) void * |
60 | __memcpy_ichk (void *__restrict__ __dest, const void *__restrict__ __src, |
61 | size_t __len) |
62 | { |
63 | return __builtin___memcpy_chk (__dest, __src, __len, __ssp_bos0 (__dest)); |
64 | } |
65 | |
66 | |
67 | #define memmove(dest, src, len) \ |
68 | ((__ssp_bos0 (dest) != (size_t) -1) \ |
69 | ? __builtin___memmove_chk (dest, src, len, __ssp_bos0 (dest)) \ |
70 | : __memmove_ichk (dest, src, len)) |
71 | static inline __attribute__((__always_inline__)) void * |
72 | __memmove_ichk (void *__dest, const void *__src, size_t __len) |
73 | { |
74 | return __builtin___memmove_chk (__dest, __src, __len, __ssp_bos0 (__dest)); |
75 | } |
76 | |
77 | |
78 | #define mempcpy(dest, src, len) \ |
79 | ((__ssp_bos0 (dest) != (size_t) -1) \ |
80 | ? __builtin___mempcpy_chk (dest, src, len, __ssp_bos0 (dest)) \ |
81 | : __mempcpy_ichk (dest, src, len)) |
82 | static inline __attribute__((__always_inline__)) void * |
83 | __mempcpy_ichk (void *__restrict__ __dest, const void *__restrict__ __src, |
84 | size_t __len) |
85 | { |
86 | return __builtin___mempcpy_chk (__dest, __src, __len, __ssp_bos0 (__dest)); |
87 | } |
88 | |
89 | |
90 | #define memset(dest, ch, len) \ |
91 | ((__ssp_bos0 (dest) != (size_t) -1) \ |
92 | ? __builtin___memset_chk (dest, ch, len, __ssp_bos0 (dest)) \ |
93 | : __memset_ichk (dest, ch, len)) |
94 | static inline __attribute__((__always_inline__)) void * |
95 | __memset_ichk (void *__dest, int __ch, size_t __len) |
96 | { |
97 | return __builtin___memset_chk (__dest, __ch, __len, __ssp_bos0 (__dest)); |
98 | } |
99 | |
100 | #define bcopy(src, dest, len) ((void) \ |
101 | ((__ssp_bos0 (dest) != (size_t) -1) \ |
102 | ? __builtin___memmove_chk (dest, src, len, __ssp_bos0 (dest)) \ |
103 | : __memmove_ichk (dest, src, len))) |
104 | #define bzero(dest, len) ((void) \ |
105 | ((__ssp_bos0 (dest) != (size_t) -1) \ |
106 | ? __builtin___memset_chk (dest, '\0', len, __ssp_bos0 (dest)) \ |
107 | : __memset_ichk (dest, '\0', len))) |
108 | |
109 | |
110 | #define strcpy(dest, src) \ |
111 | ((__ssp_bos (dest) != (size_t) -1) \ |
112 | ? __builtin___strcpy_chk (dest, src, __ssp_bos (dest)) \ |
113 | : __strcpy_ichk (dest, src)) |
114 | static inline __attribute__((__always_inline__)) char * |
115 | __strcpy_ichk (char *__restrict__ __dest, const char *__restrict__ __src) |
116 | { |
117 | return __builtin___strcpy_chk (__dest, __src, __ssp_bos (__dest)); |
118 | } |
119 | |
120 | |
121 | #define stpcpy(dest, src) \ |
122 | ((__ssp_bos (dest) != (size_t) -1) \ |
123 | ? __builtin___stpcpy_chk (dest, src, __ssp_bos (dest)) \ |
124 | : __stpcpy_ichk (dest, src)) |
125 | static inline __attribute__((__always_inline__)) char * |
126 | __stpcpy_ichk (char *__restrict__ __dest, const char *__restrict__ __src) |
127 | { |
128 | return __builtin___stpcpy_chk (__dest, __src, __ssp_bos (__dest)); |
129 | } |
130 | |
131 | |
132 | #define strncpy(dest, src, len) \ |
133 | ((__ssp_bos (dest) != (size_t) -1) \ |
134 | ? __builtin___strncpy_chk (dest, src, len, __ssp_bos (dest)) \ |
135 | : __strncpy_ichk (dest, src, len)) |
136 | static inline __attribute__((__always_inline__)) char * |
137 | __strncpy_ichk (char *__restrict__ __dest, const char *__restrict__ __src, |
138 | size_t __len) |
139 | { |
140 | return __builtin___strncpy_chk (__dest, __src, __len, __ssp_bos (__dest)); |
141 | } |
142 | |
143 | |
144 | #define strcat(dest, src) \ |
145 | ((__ssp_bos (dest) != (size_t) -1) \ |
146 | ? __builtin___strcat_chk (dest, src, __ssp_bos (dest)) \ |
147 | : __strcat_ichk (dest, src)) |
148 | static inline __attribute__((__always_inline__)) char * |
149 | __strcat_ichk (char *__restrict__ __dest, const char *__restrict__ __src) |
150 | { |
151 | return __builtin___strcat_chk (__dest, __src, __ssp_bos (__dest)); |
152 | } |
153 | |
154 | |
155 | #define strncat(dest, src, len) \ |
156 | ((__ssp_bos (dest) != (size_t) -1) \ |
157 | ? __builtin___strncat_chk (dest, src, len, __ssp_bos (dest)) \ |
158 | : __strncat_ichk (dest, src, len)) |
159 | static inline __attribute__((__always_inline__)) char * |
160 | __strncat_ichk (char *__restrict__ __dest, const char *__restrict__ __src, |
161 | size_t __len) |
162 | { |
163 | return __builtin___strncat_chk (__dest, __src, __len, __ssp_bos (__dest)); |
164 | } |
165 | |
166 | #endif /* __SSP_FORTIFY_LEVEL > 0 */ |
167 | #endif /* _SSP_STRING_H */ |
168 |
Warning: That file was not part of the compilation database. It may have many parsing errors.