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author | Lukas Larsson <[email protected]> | 2015-07-14 16:37:41 +0200 |
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committer | Lukas Larsson <[email protected]> | 2015-07-14 16:37:41 +0200 |
commit | 6cf4260ae1604cdb20ad7782d8a491edcc3310e7 (patch) | |
tree | 226ccae99a48f4dd4d27a014b62798cefe501947 /erts/etc/unix/safe_string.h | |
parent | 31623a16629dee45e3d3e6f33ffb0865b157301a (diff) | |
parent | d2a0690865339a2d37badc4b79025f97b34e3d46 (diff) | |
download | otp-6cf4260ae1604cdb20ad7782d8a491edcc3310e7.tar.gz otp-6cf4260ae1604cdb20ad7782d8a491edcc3310e7.tar.bz2 otp-6cf4260ae1604cdb20ad7782d8a491edcc3310e7.zip |
Merge branch 'lukas/ose/remove/OTP-12573'
* lukas/ose/remove/OTP-12573:
Remove OSE from erl_interface
ose: Remove all code related to the OSE port
Diffstat (limited to 'erts/etc/unix/safe_string.h')
-rw-r--r-- | erts/etc/unix/safe_string.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/erts/etc/unix/safe_string.h b/erts/etc/unix/safe_string.h new file mode 100644 index 0000000000..5a471f10de --- /dev/null +++ b/erts/etc/unix/safe_string.h @@ -0,0 +1,66 @@ +/* + * %CopyrightBegin% + * + * Copyright Ericsson AB 2008-2009. All Rights Reserved. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * %CopyrightEnd% + */ +/* + * Module: safe_string.h + * + * This is an interface to a bunch of generic string operation + * that are safe regarding buffer overflow. + * + * All string functions terminate the process with an error message + * on buffer overflow. + */ + +#include <stdio.h> +#include <stdarg.h> + +/* Like vsnprintf() + */ +int vsn_printf(char* dst, size_t size, const char* format, va_list args); + +/* Like snprintf() + */ +int sn_printf(char* dst, size_t size, const char* format, ...); + +/* Like strncpy() + * Returns length of copied string. + */ +int strn_cpy(char* dst, size_t size, const char* src); + +/* Almost like strncat() + * size is sizeof entire dst buffer. + * Returns length of resulting string. + */ +int strn_cat(char* dst, size_t size, const char* src); + +/* Combination of strncat() and snprintf() + * size is sizeof entire dst buffer. + * Returns length of resulting string. + */ +int strn_catf(char* dst, size_t size, const char* format, ...); + +/* Simular to strstr() but search size bytes of haystack + * without regard to '\0' characters. + */ +char* find_str(const char* haystack, int size, const char* needle); + +#ifndef HAVE_MEMMOVE +void* memmove(void *dest, const void *src, size_t n); +#endif + |