2010-05-20 22:50:18 +02:00
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/*
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* This file is part of MPlayer.
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*
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* MPlayer is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* MPlayer 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with MPlayer; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef MPLAYER_BSTR_H
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#define MPLAYER_BSTR_H
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#include <stdint.h>
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#include <stddef.h>
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#include <string.h>
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2011-02-23 15:18:09 +01:00
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#include <stdbool.h>
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2010-05-20 22:50:18 +02:00
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2011-02-23 15:18:09 +01:00
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#include "talloc.h"
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/* NOTE: 'len' is size_t, but most string-handling functions below assume
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* that input size has been sanity checked and len fits in an int.
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*/
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2010-05-20 22:50:18 +02:00
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struct bstr {
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2011-02-23 15:18:09 +01:00
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unsigned char *start;
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2010-05-20 22:50:18 +02:00
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size_t len;
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};
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int bstrcmp(struct bstr str1, struct bstr str2);
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int bstrcasecmp(struct bstr str1, struct bstr str2);
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2011-02-23 15:18:09 +01:00
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int bstrchr(struct bstr str, int c);
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struct bstr *bstr_splitlines(void *talloc_ctx, struct bstr str);
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struct bstr bstr_strip(struct bstr str);
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struct bstr bstr_split(struct bstr str, char *sep, struct bstr *rest);
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struct bstr bstr_splice(struct bstr str, int start, int end);
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long long bstrtoll(struct bstr str, struct bstr *rest, int base);
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static inline struct bstr bstr_cut(struct bstr str, int n)
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{
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return (struct bstr){str.start + n, str.len - n};
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}
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static inline bool bstr_startswith(struct bstr str, struct bstr prefix)
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{
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if (str.len < prefix.len)
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return false;
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return !memcmp(str.start, prefix.start, prefix.len);
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}
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static inline char *bstrdup0(void *talloc_ctx, struct bstr str)
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{
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// cast is live555 C++ compilation workaround
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return talloc_strndup(talloc_ctx, (char *)str.start, str.len);
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}
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2010-05-20 22:50:18 +02:00
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// Create bstr compound literal from null-terminated string
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2011-02-23 15:18:09 +01:00
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#define BSTR(s) (struct bstr){(char *)(s), (s) ? strlen(s) : 0}
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2010-05-20 22:50:18 +02:00
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// create a pair (not single value!) for "%.*s" printf syntax
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#define BSTR_P(bstr) (int)((bstr).len), (bstr).start
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2011-02-23 15:18:09 +01:00
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#define WHITESPACE " \f\n\r\t\v"
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2010-05-20 22:50:18 +02:00
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#endif /* MPLAYER_BSTR_H */
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