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author | deraadt <> | 2016-11-29 18:16:09 +0000 |
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committer | deraadt <> | 2016-11-29 18:16:09 +0000 |
commit | a7b5951b864e40c785589bc521ac5029cc8b72fa (patch) | |
tree | 5829c82f8142a6fa1bf9040a6070d85ec5d71fc3 /src/lib/libcrypto/man/OPENSSL_malloc.3 | |
parent | 89bdb96f757f9b8cebac7c925883617dee11e7d3 (diff) | |
download | openbsd-a7b5951b864e40c785589bc521ac5029cc8b72fa.tar.gz openbsd-a7b5951b864e40c785589bc521ac5029cc8b72fa.tar.bz2 openbsd-a7b5951b864e40c785589bc521ac5029cc8b72fa.zip |
seperate these descriptions into seperate files to reduce confusion.
discussed with jsing
ok schwarze
Diffstat (limited to 'src/lib/libcrypto/man/OPENSSL_malloc.3')
-rw-r--r-- | src/lib/libcrypto/man/OPENSSL_malloc.3 | 100 |
1 files changed, 8 insertions, 92 deletions
diff --git a/src/lib/libcrypto/man/OPENSSL_malloc.3 b/src/lib/libcrypto/man/OPENSSL_malloc.3 index 71313ce7c8..0b762f66b6 100644 --- a/src/lib/libcrypto/man/OPENSSL_malloc.3 +++ b/src/lib/libcrypto/man/OPENSSL_malloc.3 | |||
@@ -1,4 +1,4 @@ | |||
1 | .\" $OpenBSD: OPENSSL_malloc.3,v 1.2 2016/11/29 07:29:52 jmc Exp $ | 1 | .\" $OpenBSD: OPENSSL_malloc.3,v 1.3 2016/11/29 18:16:09 deraadt Exp $ |
2 | .\" | 2 | .\" |
3 | .\" Copyright (c) 2016 Ingo Schwarze <schwarze@openbsd.org> | 3 | .\" Copyright (c) 2016 Ingo Schwarze <schwarze@openbsd.org> |
4 | .\" | 4 | .\" |
@@ -22,16 +22,10 @@ | |||
22 | .Nm OPENSSL_realloc , | 22 | .Nm OPENSSL_realloc , |
23 | .Nm OPENSSL_free , | 23 | .Nm OPENSSL_free , |
24 | .Nm OPENSSL_strdup , | 24 | .Nm OPENSSL_strdup , |
25 | .Nm OPENSSL_cleanse , | ||
26 | .Nm CRYPTO_malloc , | 25 | .Nm CRYPTO_malloc , |
27 | .Nm CRYPTO_realloc , | 26 | .Nm CRYPTO_realloc , |
28 | .Nm CRYPTO_free , | 27 | .Nm CRYPTO_free , |
29 | .Nm CRYPTO_strdup , | 28 | .Nm CRYPTO_strdup , |
30 | .Nm CRYPTO_get_mem_functions , | ||
31 | .Nm CRYPTO_set_mem_functions , | ||
32 | .Nm CRYPTO_mem_ctrl , | ||
33 | .Nm CRYPTO_mem_leaks , | ||
34 | .Nm CRYPTO_mem_leaks_fp | ||
35 | .Nd legacy OpenSSL memory allocation wrappers | 29 | .Nd legacy OpenSSL memory allocation wrappers |
36 | .Sh SYNOPSIS | 30 | .Sh SYNOPSIS |
37 | .In openssl/crypto.h | 31 | .In openssl/crypto.h |
@@ -52,11 +46,6 @@ | |||
52 | .Fo OPENSSL_strdup | 46 | .Fo OPENSSL_strdup |
53 | .Fa "const char *str" | 47 | .Fa "const char *str" |
54 | .Fc | 48 | .Fc |
55 | .Ft void | ||
56 | .Fo OPENSSL_cleanse | ||
57 | .Fa "void *ptr" | ||
58 | .Fa "size_t len" | ||
59 | .Fc | ||
60 | .Ft void * | 49 | .Ft void * |
61 | .Fo CRYPTO_malloc | 50 | .Fo CRYPTO_malloc |
62 | .Fa "size_t num" | 51 | .Fa "size_t num" |
@@ -82,91 +71,18 @@ | |||
82 | .Fa "const char *file" | 71 | .Fa "const char *file" |
83 | .Fa "int line" | 72 | .Fa "int line" |
84 | .Fc | 73 | .Fc |
85 | .Ft void | ||
86 | .Fo CRYPTO_get_mem_functions | ||
87 | .Fa "void *(**m)(size_t)" | ||
88 | .Fa "void *(**r)(void *, size_t)" | ||
89 | .Fa "void (**f)(void *)" | ||
90 | .Fc | ||
91 | .Ft int | ||
92 | .Fo CRYPTO_set_mem_functions | ||
93 | .Fa "void *(*m)(size_t)" | ||
94 | .Fa "void *(*r)(void *, size_t)" | ||
95 | .Fa "void (*f)(void *)" | ||
96 | .Fc | ||
97 | .Ft int | ||
98 | .Fo CRYPTO_mem_ctrl | ||
99 | .Fa "int mode" | ||
100 | .Fc | ||
101 | .Ft void | ||
102 | .Fo CRYPTO_mem_leaks | ||
103 | .Fa "BIO *b" | ||
104 | .Fc | ||
105 | .Ft void | ||
106 | .Fo CRYPTO_mem_leaks_fp | ||
107 | .Fa "FILE *fp" | ||
108 | .Fc | ||
109 | .Sh DESCRIPTION | 74 | .Sh DESCRIPTION |
110 | Do not use any of the interfaces documented here. | 75 | Do not use any of the interfaces documented here in new code. |
111 | They are provided purely for compatibility with legacy application code. | 76 | They are provided purely for compatibility with legacy application code. |
112 | .Pp | 77 | .Pp |
113 | .Fn OPENSSL_malloc , | 78 | All 8 of these functions are wrappers around the corresponding |
114 | .Fn OPENSSL_realloc , | 79 | standard |
115 | .Fn OPENSSL_free , | ||
116 | and | ||
117 | .Fn OPENSSL_strdup | ||
118 | have the same semantics as | ||
119 | .Xr malloc 3 , | ||
120 | .Xr realloc 3 , | ||
121 | .Xr free 3 , | ||
122 | and | ||
123 | .Xr strdup 3 . | ||
124 | They are wrapper macros around | ||
125 | .Fn CRYPTO_malloc , | ||
126 | .Fn CRYPTO_realloc , | ||
127 | .Fn CRYPTO_free , | ||
128 | and | ||
129 | .Fn CRYPTO_strdup , | ||
130 | which in turn are wrapper functions around | ||
131 | .Xr malloc 3 , | 80 | .Xr malloc 3 , |
132 | .Xr realloc 3 , | 81 | .Xr realloc 3 , |
133 | .Xr free 3 , | 82 | .Xr free 3 , |
134 | and | 83 | and |
135 | .Xr strdup 3 . | 84 | .Xr strdup 3 |
136 | .Pp | 85 | functions. |
137 | .Fn OPENSSL_cleanse | ||
138 | has the same semantics as and is a wrapper around | ||
139 | .Xr explicit_bzero 3 . | ||
140 | .Pp | ||
141 | .Fn CRYPTO_get_mem_functions | ||
142 | assigns pointers to the C library functions | ||
143 | .Xr malloc 3 , | ||
144 | .Xr realloc 3 , | ||
145 | and | ||
146 | .Xr free 3 | ||
147 | to those of its arguments that are not | ||
148 | .Dv NULL . | ||
149 | .Pp | ||
150 | .Fn CRYPTO_set_mem_functions , | ||
151 | .Fn CRYPTO_mem_ctrl , | ||
152 | .Fn CRYPTO_mem_leaks , | ||
153 | and | ||
154 | .Fn CRYPTO_mem_leaks_fp | ||
155 | have no effect. | ||
156 | .Sh RETURN VALUES | 86 | .Sh RETURN VALUES |
157 | .Fn OPENSSL_malloc , | 87 | These functions return same type and value as the corresponding |
158 | .Fn OPENSSL_realloc , | 88 | standard functions. |
159 | .Fn CRYPTO_malloc , | ||
160 | .Fn CRYPTO_realloc , | ||
161 | and | ||
162 | .Fn OPENSSL_strdup | ||
163 | return a pointer to allocated memory or | ||
164 | .Dv NULL | ||
165 | on error. | ||
166 | .Pp | ||
167 | .Fn CRYPTO_set_mem_functions | ||
168 | always returns 0. | ||
169 | .Pp | ||
170 | .Fn CRYPTO_mem_ctrl | ||
171 | always returns | ||
172 | .Dv CRYPTO_MEM_CHECK_OFF . | ||