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Diffstat (limited to 'src/util/stringops.h')
| -rw-r--r-- | src/util/stringops.h | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/src/util/stringops.h b/src/util/stringops.h new file mode 100644 index 0000000..f6a53de --- /dev/null +++ b/src/util/stringops.h @@ -0,0 +1,105 @@ +#ifndef _STRINGOPS_H_INCLUDED_ +#define _STRINGOPS_H_INCLUDED_ + +/*++ +/* NAME +/* stringops 3h +/* SUMMARY +/* string operations +/* SYNOPSIS +/* #include <stringops.h> +/* DESCRIPTION +/* .nf + + /* + * Utility library. + */ +#include <vstring.h> + + /* + * External interface. + */ +extern int util_utf8_enable; +extern char *printable_except(char *, int, const char *); +extern char *neuter(char *, const char *, int); +extern char *lowercase(char *); +extern char *casefoldx(int, VSTRING *, const char *, ssize_t); +extern char *uppercase(char *); +extern char *skipblanks(const char *); +extern char *trimblanks(char *, ssize_t); +extern char *concatenate(const char *,...); +extern char *mystrtok(char **, const char *); +extern char *mystrtokq(char **, const char *, const char *); +extern char *translit(char *, const char *, const char *); + +#define printable(string, replacement) \ + printable_except((string), (replacement), (char *) 0) + +#ifndef HAVE_BASENAME +#define basename postfix_basename +extern char *basename(const char *); + +#endif +extern char *sane_basename(VSTRING *, const char *); +extern char *sane_dirname(VSTRING *, const char *); +extern VSTRING *unescape(VSTRING *, const char *); +extern VSTRING *escape(VSTRING *, const char *, ssize_t); +extern int alldig(const char *); +extern int allprint(const char *); +extern int allspace(const char *); +extern int allascii_len(const char *, ssize_t); +extern const char *WARN_UNUSED_RESULT split_nameval(char *, char **, char **); +extern const char *WARN_UNUSED_RESULT split_qnameval(char *, char **, char **); +extern int valid_utf8_string(const char *, ssize_t); +extern size_t balpar(const char *, const char *); +extern char *WARN_UNUSED_RESULT extpar(char **, const char *, int); +extern int strcasecmp_utf8x(int, const char *, const char *); +extern int strncasecmp_utf8x(int, const char *, const char *, ssize_t); + +#define EXTPAR_FLAG_NONE (0) +#define EXTPAR_FLAG_STRIP (1<<0) /* "{ text }" -> "text" */ +#define EXTPAR_FLAG_EXTRACT (1<<1) /* hint from caller's caller */ + +#define CASEF_FLAG_UTF8 (1<<0) +#define CASEF_FLAG_APPEND (1<<1) + + /* + * Convenience wrappers for most-common use cases. + */ +#define allascii(s) allascii_len((s), -1) +#define casefold(dst, src) \ + casefoldx(util_utf8_enable ? CASEF_FLAG_UTF8 : 0, (dst), (src), -1) +#define casefold_len(dst, src, len) \ + casefoldx(util_utf8_enable ? CASEF_FLAG_UTF8 : 0, (dst), (src), (len)) +#define casefold_append(dst, src) \ + casefoldx((util_utf8_enable ? CASEF_FLAG_UTF8 : 0) | CASEF_FLAG_APPEND, \ + (dst), (src), -1) + +#define strcasecmp_utf8(s1, s2) \ + strcasecmp_utf8x(util_utf8_enable ? CASEF_FLAG_UTF8 : 0, (s1), (s2)) +#define strncasecmp_utf8(s1, s2, l) \ + strncasecmp_utf8x(util_utf8_enable ? CASEF_FLAG_UTF8 : 0, (s1), (s2), (l)) + + /* + * Use STRREF(x) instead of x, to shut up compiler warnings when the operand + * is a string literal. + */ +#define STRREF(x) (&x[0]) + +/* LICENSE +/* .ad +/* .fi +/* The Secure Mailer license must be distributed with this software. +/* AUTHOR(S) +/* Wietse Venema +/* IBM T.J. Watson Research +/* P.O. Box 704 +/* Yorktown Heights, NY 10598, USA +/* +/* Wietse Venema +/* Google, Inc. +/* 111 8th Avenue +/* New York, NY 10011, USA +/*--*/ + +#endif |