#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)) /* 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