1 files changed, 170 insertions, 0 deletions
diff --git a/common/stringhelp.h b/common/stringhelp.h
new file mode 100644
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+++ b/common/stringhelp.h
@@ -0,0 +1,170 @@
+/* stringhelp.h
+ * Copyright (C) 1998, 1999, 2000, 2001, 2003,
+ *               2006, 2007, 2009  Free Software Foundation, Inc.
+ *               2015  g10 Code GmbH
+ *
+ * This file is part of GnuPG.
+ *
+ * GnuPG is free software; you can redistribute and/or modify this
+ * part of GnuPG under the terms of either
+ *
+ *   - the GNU Lesser General Public License as published by the Free
+ *     Software Foundation; either version 3 of the License, or (at
+ *     your option) any later version.
+ *
+ * or
+ *
+ *   - the GNU General Public License as published by the Free
+ *     Software Foundation; either version 2 of the License, or (at
+ *     your option) any later version.
+ *
+ * or both in parallel, as here.
+ *
+ * GnuPG is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copies of the GNU General Public License
+ * and the GNU Lesser General Public License along with this program;
+ * if not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef GNUPG_COMMON_STRINGHELP_H
+#define GNUPG_COMMON_STRINGHELP_H
+
+#include <stdint.h>
+#include "types.h"
+
+/*-- stringhelp.c --*/
+char *has_leading_keyword (const char *string, const char *keyword);
+
+const char *memistr (const void *buf, size_t buflen, const char *sub);
+char *mem2str( char *, const void *, size_t);
+char *trim_spaces( char *string );
+char *ascii_trim_spaces (char *string);
+char *trim_trailing_spaces( char *string );
+unsigned int trim_trailing_chars( unsigned char *line, unsigned len,
+					      const char *trimchars);
+unsigned int trim_trailing_ws( unsigned char *line, unsigned len );
+size_t length_sans_trailing_chars (const unsigned char *line, size_t len,
+                                   const char *trimchars );
+size_t length_sans_trailing_ws (const unsigned char *line, size_t len);
+
+
+char *make_basename(const char *filepath, const char *inputpath);
+char *make_dirname(const char *filepath);
+char *make_filename( const char *first_part, ... ) GPGRT_ATTR_SENTINEL(0);
+char *make_filename_try (const char *first_part, ... ) GPGRT_ATTR_SENTINEL(0);
+char *make_absfilename (const char *first_part, ...) GPGRT_ATTR_SENTINEL(0);
+char *make_absfilename_try (const char *first_part,
+                            ...) GPGRT_ATTR_SENTINEL(0);
+int compare_filenames( const char *a, const char *b );
+
+uint64_t string_to_u64 (const char *string);
+int hextobyte (const char *s);
+
+size_t utf8_charcount (const char *s, int len);
+
+
+#ifdef HAVE_W32_SYSTEM
+const char *w32_strerror (int ec);
+#endif
+
+
+int ascii_isupper (int c);
+int ascii_islower (int c);
+int ascii_toupper (int c);
+int ascii_tolower (int c);
+char *ascii_strlwr (char *s);
+char *ascii_strupr (char *s);
+int ascii_strcasecmp( const char *a, const char *b );
+int ascii_strncasecmp (const char *a, const char *b, size_t n);
+int ascii_memcasecmp( const void *a, const void *b, size_t n );
+const char *ascii_memistr ( const void *buf, size_t buflen, const char *sub);
+void *ascii_memcasemem (const void *haystack, size_t nhaystack,
+                        const void *needle, size_t nneedle);
+
+
+#ifndef HAVE_MEMICMP
+int memicmp( const char *a, const char *b, size_t n );
+#endif
+#ifndef HAVE_STPCPY
+char *stpcpy(char *a,const char *b);
+#endif
+#ifndef HAVE_STRPBRK
+char *strpbrk (const char *s, const char *accept);
+#endif
+#ifndef HAVE_STRSEP
+char *strsep (char **stringp, const char *delim);
+#endif
+#ifndef HAVE_STRLWR
+char *strlwr(char *a);
+#endif
+#ifndef HAVE_STRTOUL
+#  define strtoul(a,b,c)  ((unsigned long)strtol((a),(b),(c)))
+#endif
+#ifndef HAVE_MEMMOVE
+#  define memmove(d, s, n) bcopy((s), (d), (n))
+#endif
+#ifndef HAVE_STRICMP
+#  define stricmp(a,b)	 strcasecmp( (a), (b) )
+#endif
+#ifndef HAVE_MEMRCHR
+void *memrchr (const void *buffer, int c, size_t n);
+#endif
+
+
+#ifndef HAVE_ISASCII
+static inline int
+isascii (int c)
+{
+  return (((c) & ~0x7f) == 0);
+}
+#endif /* !HAVE_ISASCII */
+
+
+#ifndef STR
+#  define STR(v) #v
+#endif
+#define STR2(v) STR(v)
+
+/* Percent-escape the string STR by replacing colons with '%3a'.  If
+   EXTRA is not NULL, also replace all characters given in EXTRA.  The
+   "try_" variant fails with NULL if not enough memory can be
+   allocated.  */
+char *percent_escape (const char *str, const char *extra);
+char *try_percent_escape (const char *str, const char *extra);
+
+
+/* Concatenate the string S1 with all the following strings up to a
+   NULL.  Returns a malloced buffer with the new string or NULL on a
+   malloc error or if too many arguments are given.  */
+char *strconcat (const char *s1, ...) GPGRT_ATTR_SENTINEL(0);
+/* Ditto, but die on error.  */
+char *xstrconcat (const char *s1, ...) GPGRT_ATTR_SENTINEL(0);
+
+char **strsplit (char *string, char delim, char replacement, int *count);
+
+/* Tokenize STRING using the set of delimiters in DELIM.  */
+char **strtokenize (const char *string, const char *delim);
+
+/* Split STRING into space delimited fields and store them in the
+ * provided ARRAY.  */
+int split_fields (char *string, char **array, int arraysize);
+
+/* Split STRING into colon delimited fields and store them in the
+ * provided ARRAY.  */
+int split_fields_colon (char *string, char **array, int arraysize);
+
+/* Return True if MYVERSION is greater or equal than REQ_VERSION.  */
+int compare_version_strings (const char *my_version, const char *req_version);
+
+/* Format a string so that it fits within about TARGET_COLS columns.  */
+char *format_text (const char *text, int target_cols, int max_cols);
+
+
+/*-- mapstrings.c --*/
+const char *map_static_macro_string (const char *string);
+
+#endif /*GNUPG_COMMON_STRINGHELP_H*/