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76 lines
2.4 KiB
76 lines
2.4 KiB
/* |
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* Copyright (c) 2007 Mans Rullgard |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#ifndef AVUTIL_STRING_H |
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#define AVUTIL_STRING_H |
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#include <stddef.h> |
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/** |
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* Return non-zero if pfx is a prefix of str. If it is, *ptr is set to |
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* the address of the first character in str after the prefix. |
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* |
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* @param str input string |
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* @param pfx prefix to test |
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* @param ptr updated after the prefix in str in there is a match |
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* @return non-zero if the prefix matches, zero otherwise |
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*/ |
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int av_strstart(const char *str, const char *pfx, const char **ptr); |
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/** |
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* Return non-zero if pfx is a prefix of str independent of case. If |
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* it is, *ptr is set to the address of the first character in str |
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* after the prefix. |
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* |
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* @param str input string |
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* @param pfx prefix to test |
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* @param ptr updated after the prefix in str in there is a match |
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* @return non-zero if the prefix matches, zero otherwise |
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*/ |
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int av_stristart(const char *str, const char *pfx, const char **ptr); |
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/** |
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* Copy the string src to dst, but no more than size - 1 bytes, and |
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* null terminate dst. |
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* |
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* This function is the same as BSD strlcpy(). |
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* |
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* @param dst destination buffer |
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* @param src source string |
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* @param size size of destination buffer |
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* @return the length of src |
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*/ |
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size_t av_strlcpy(char *dst, const char *src, size_t size); |
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/** |
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* Append the string src to the string dst, but to a total length of |
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* no more than size - 1 bytes, and null terminate dst. |
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* |
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* This function is similar to BSD strlcat(), but differs when |
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* size <= strlen(dst). |
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* |
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* @param dst destination buffer |
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* @param src source string |
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* @param size size of destination buffer |
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* @return the total length of src and dst |
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*/ |
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size_t av_strlcat(char *dst, const char *src, size_t size); |
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#endif /* AVUTIL_STRING_H */
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