mirror of git://git.gnupg.org/gnupg.git
186 lines
6.3 KiB
C
186 lines
6.3 KiB
C
/* stringhelp.h
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* Copyright (C) 1998, 1999, 2000, 2001, 2003,
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* 2006, 2007, 2009 Free Software Foundation, Inc.
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* 2015 g10 Code GmbH
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*
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* This file is part of GnuPG.
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*
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* GnuPG is free software; you can redistribute and/or modify this
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* part of GnuPG under the terms of either
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*
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* - the GNU Lesser General Public License as published by the Free
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* Software Foundation; either version 3 of the License, or (at
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* your option) any later version.
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*
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* or
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*
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* - the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*
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* or both in parallel, as here.
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*
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* GnuPG is distributed in the hope that it will be useful, but
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* 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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* General Public License for more details.
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*
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* You should have received a copies of the GNU General Public License
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* and the GNU Lesser General Public License along with this program;
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* if not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef GNUPG_COMMON_STRINGHELP_H
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#define GNUPG_COMMON_STRINGHELP_H
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#include <stdint.h>
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#include "types.h"
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/*-- stringhelp.c --*/
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char *has_leading_keyword (const char *string, const char *keyword);
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const char *memistr (const void *buf, size_t buflen, const char *sub);
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const char *gnupg_memstr (const void *buffer, size_t buflen, const char *sub);
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char *mem2str( char *, const void *, size_t);
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char *trim_spaces( char *string );
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char *ascii_trim_spaces (char *string);
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char *trim_trailing_spaces( char *string );
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unsigned int trim_trailing_chars( unsigned char *line, unsigned len,
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const char *trimchars);
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unsigned int trim_trailing_ws( unsigned char *line, unsigned len );
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size_t length_sans_trailing_chars (const unsigned char *line, size_t len,
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const char *trimchars );
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size_t length_sans_trailing_ws (const unsigned char *line, size_t len);
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char *make_basename(const char *filepath, const char *inputpath);
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char *make_dirname(const char *filepath);
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char *make_filename( const char *first_part, ... ) GPGRT_ATTR_SENTINEL(0);
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char *make_filename_try (const char *first_part, ... ) GPGRT_ATTR_SENTINEL(0);
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char *make_absfilename (const char *first_part, ...) GPGRT_ATTR_SENTINEL(0);
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char *make_absfilename_try (const char *first_part,
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...) GPGRT_ATTR_SENTINEL(0);
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int compare_filenames( const char *a, const char *b );
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uint64_t string_to_u64 (const char *string);
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int hextobyte (const char *s);
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size_t utf8_charcount (const char *s, int len);
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#ifdef HAVE_W32_SYSTEM
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const char *w32_strerror (int ec);
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#endif
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int ascii_isupper (int c);
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int ascii_islower (int c);
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int ascii_toupper (int c);
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int ascii_tolower (int c);
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char *ascii_strlwr (char *s);
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char *ascii_strupr (char *s);
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int ascii_strcasecmp( const char *a, const char *b );
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int ascii_strncasecmp (const char *a, const char *b, size_t n);
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int ascii_memcasecmp( const void *a, const void *b, size_t n );
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const char *ascii_memistr ( const void *buf, size_t buflen, const char *sub);
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void *ascii_memcasemem (const void *haystack, size_t nhaystack,
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const void *needle, size_t nneedle);
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#ifndef HAVE_MEMICMP
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int memicmp( const char *a, const char *b, size_t n );
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#endif
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#ifndef HAVE_STPCPY
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char *stpcpy(char *a,const char *b);
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#endif
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#ifndef HAVE_STRPBRK
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char *strpbrk (const char *s, const char *accept);
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#endif
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#ifndef HAVE_STRSEP
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char *strsep (char **stringp, const char *delim);
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#endif
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#ifndef HAVE_STRLWR
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char *strlwr(char *a);
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#endif
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#ifndef HAVE_STRTOUL
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# define strtoul(a,b,c) ((unsigned long)strtol((a),(b),(c)))
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#endif
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#ifndef HAVE_MEMMOVE
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# define memmove(d, s, n) bcopy((s), (d), (n))
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#endif
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#ifndef HAVE_STRICMP
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# define stricmp(a,b) strcasecmp( (a), (b) )
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#endif
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#ifndef HAVE_MEMRCHR
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void *memrchr (const void *buffer, int c, size_t n);
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#endif
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#ifndef HAVE_ISASCII
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static inline int
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isascii (int c)
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{
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return (((c) & ~0x7f) == 0);
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}
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#endif /* !HAVE_ISASCII */
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#ifndef STR
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# define STR(v) #v
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#endif
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#define STR2(v) STR(v)
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/* Percent-escape the string STR by replacing colons with '%3a'. If
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EXTRA is not NULL, also replace all characters given in EXTRA. The
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"try_" variant fails with NULL if not enough memory can be
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allocated. */
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char *percent_escape (const char *str, const char *extra);
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char *try_percent_escape (const char *str, const char *extra);
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/* Concatenate the string S1 with all the following strings up to a
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NULL. Returns a malloced buffer with the new string or NULL on a
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malloc error or if too many arguments are given. */
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char *strconcat (const char *s1, ...) GPGRT_ATTR_SENTINEL(0);
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/* Same but taking a va_list. */
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char *vstrconcat (const char *s1, va_list arg_ptr);
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/* Ditto, but die on error. */
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char *xstrconcat (const char *s1, ...) GPGRT_ATTR_SENTINEL(0);
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char **strsplit (char *string, char delim, char replacement, int *count);
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/* Tokenize STRING using the set of delimiters in DELIM. */
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char **strtokenize (const char *string, const char *delim);
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/* Tokenize STRING using the set of delimiters in DELIM but do not
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* trim the tokens. */
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char **strtokenize_nt (const char *string, const char *delim);
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/* Split STRING into space delimited fields and store them in the
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* provided ARRAY. */
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int split_fields (char *string, const char **array, int arraysize);
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/* Split STRING into colon delimited fields and store them in the
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* provided ARRAY. */
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int split_fields_colon (char *string, const char **array, int arraysize);
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/* Return True if MYVERSION is greater or equal than REQ_VERSION. */
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int compare_version_strings (const char *my_version, const char *req_version);
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/* Format a string so that it fits within about TARGET_COLS columns. */
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char *format_text (const char *text, int target_cols, int max_cols);
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/* Substitute variables in STRING. */
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char *substitute_vars (const char *string,
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const char *(*getval)(void *cookie, const char *name),
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void *cookie);
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char *substitute_envvars (const char *string);
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/*-- mapstrings.c --*/
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const char *map_static_macro_string (const char *string);
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const char *map_static_strings (const char *domain, int key1, int key2,
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const char *string1, ...);
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#endif /*GNUPG_COMMON_STRINGHELP_H*/
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