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237 lines
7.2 KiB
C
237 lines
7.2 KiB
C
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#ifndef XPSTRING_H
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#define XPSTRING_H
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#include <string.h>
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#define XP_STRCASECMP strcasecomp
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#define XP_STRNCASECMP strncasecomp
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#define XP_STRCASESTR strcasestr
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#define XP_STRNCHR strnchr
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#define XP_TO_UPPER(i) xp_toupper(i)
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#define XP_TO_LOWER(i) xp_tolower(i)
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#ifdef XP_UNIX /* because I can't verify yet.. */
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#ifdef DEBUG
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XP_BEGIN_PROTOS
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extern char * NOT_NULL (const char *x);
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XP_END_PROTOS
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#else
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# define NOT_NULL(X) X
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#endif
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#define XP_STRLEN(s) strlen(NOT_NULL(s))
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#define XP_STRCMP(a, b) strcmp(NOT_NULL(a), NOT_NULL(b))
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#define XP_STRNCMP(a, b, n) strncmp(NOT_NULL(a), NOT_NULL(b), (n))
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#define XP_STRCPY(d, s) strcpy(NOT_NULL(d), NOT_NULL(s))
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#define XP_STRCHR strchr
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#define XP_STRRCHR strrchr
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#define XP_STRTOK strtok
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#define XP_STRCAT strcat
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#define XP_STRNCAT strncat
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#define XP_STRSTR strstr
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#define XP_STRTOUL strtoul
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/*
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XP_FILENAMECMP compares two filenames, treating case differences
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appropriately for this OS.
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*/
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#ifdef XP_WIN
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#define XP_FILENAMECMP stricmp
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#else
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#define XP_FILENAMECMP XP_STRCMP
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#endif
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#if !defined(XP_WIN) && !defined(XP_OS2)
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/* strdup is not an ANSI function */
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XP_BEGIN_PROTOS
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extern char * strdup (const char * s);
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XP_END_PROTOS
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#endif
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#define XP_STRDUP(s) strdup((s))
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#define XP_MEMCPY(d, s, n) memcpy((d), (s), (n))
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/* NOTE: XP_MEMMOVE gurantees that overlaps will be properly handled */
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#if defined( __sun) && !defined(__svr4__)
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#define XP_MEMMOVE(Dest,Src,Len) bcopy((Src),(Dest),(Len))
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#else
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#define XP_MEMMOVE(Dest,Src,Len) memmove((Dest),(Src),(Len))
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#endif /* __sun */
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#define XP_MEMSET memset
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#define XP_SPRINTF sprintf
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#define XP_SAFE_SPRINTF PR_snprintf
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#define XP_MEMCMP memcmp
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#define XP_VSPRINTF vsprintf
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#define XP_IS_SPACE(VAL) \
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(((((intn)(VAL)) & 0x7f) == ((intn)(VAL))) && isspace((intn)(VAL)) )
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#define XP_IS_CNTRL(i) ((((unsigned int) (i)) > 0x7f) ? (int) 0 : iscntrl(i))
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#define XP_IS_DIGIT(i) ((((unsigned int) (i)) > 0x7f) ? (int) 0 : isdigit(i))
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#ifdef XP_WIN
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#define XP_IS_ALPHA(VAL) (isascii((int)(VAL)) && isalpha((int)(VAL)))
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#else
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#define XP_IS_ALPHA(VAL) ((((unsigned int) (VAL)) > 0x7f) ? FALSE : isalpha((int)(VAL)))
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#endif
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#define XP_ATOI(PTR) (atoi((PTR)))
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#define XP_BZERO(a,b) memset(a,0,b)
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/* NOTE: XP_BCOPY gurantees that overlaps will be properly handled */
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#ifdef XP_WIN16
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XP_BEGIN_PROTOS
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extern void WIN16_bcopy(char *, char *, unsigned long);
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XP_END_PROTOS
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#define XP_BCOPY(PTR_FROM, PTR_TO, LEN) \
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(WIN16_bcopy((char *) (PTR_FROM), (char *)(PTR_TO), (LEN)))
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#else
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#define XP_BCOPY(Src,Dest,Len) XP_MEMMOVE((Dest),(Src),(Len))
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#endif /* XP_WIN16 */
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/*
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Random stuff in a random place
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*/
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#if defined (XP_WIN) || defined (XP_OS2)
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#define XP_RANDOM rand
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#define XP_SRANDOM(seed) srand((seed))
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#endif
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#ifdef XP_MAC
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#define XP_RANDOM rand
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#define XP_SRANDOM(seed) srand((seed))
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#endif
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#ifdef XP_UNIX
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#if !defined(XP_RANDOM) || !defined(XP_SRANDOM) /* defined in both xp_mcom.h and xp_str.h */
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#if defined(UNIXWARE) || defined(_INCLUDE_HPUX_SOURCE) || (defined(__sun) && defined(__svr4__)) || defined(SNI) || defined(NCR)
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#define XP_RANDOM rand
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#define XP_SRANDOM(seed) srand((seed))
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#else
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#define XP_RANDOM random
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#define XP_SRANDOM(seed) srandom((seed))
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#endif
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#endif
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#endif
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#endif /* XP_UNIX -- ifdef'd because I can't yet verify */
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XP_BEGIN_PROTOS
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/*
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** Some basic string things
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*/
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/*
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** Concatenate s1 to s2. If s1 is NULL then a copy of s2 is
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** returned. Otherwise, s1 is realloc'd and s2 is concatenated, with the
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** new value of s1 being returned.
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*/
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extern char *XP_AppendStr(char *s1, const char *s2);
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/*
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** Concatenate a bunch of strings. The variable length argument list must
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** be terminated with a NULL. This result is a DS_Alloc'd string.
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*/
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extern char *XP_Cat(char *s1, ...);
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/* Fast table driven tolower and toupper functions.
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**
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** Only works on first 128 ascii
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*/
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int xp_tolower(int c);
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int xp_toupper(int c);
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/*
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* Case-insensitive string comparison
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*/
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extern int strcasecomp (const char *a, const char *b);
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extern int strncasecomp (const char *a, const char *b, int n);
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/* find a char within a specified length string
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*/
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extern char * strnchr (const char * str, const char single, int32 len);
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/* find a substring within a string with a case insensitive search
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*/
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extern char * strcasestr (const char * str, const char * substr);
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/* find a substring within a specified length string with a case
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* insensitive search
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*/
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extern char * strncasestr (const char * str, const char * substr, int32 len);
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/* thread safe version of strtok. placeHolder contains the remainder of the
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string being tokenized and is used as the starting point of the next search */
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/* example: (1st call) token = XP_STRTOK_R(tokenString, "<token>", &placeHolder);
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(2nd call) token = XP_STRTOK_R(nil, "<token>", &placeHolder);*/
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extern char * XP_STRTOK_R(char *s1, const char *s2, char **placeHolder);
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/*
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* Malloc'd string manipulation
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*
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* notice that they are dereferenced by the define!
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*/
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#define StrAllocCopy(dest, src) NET_SACopy (&(dest), src)
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#define StrAllocCat(dest, src) NET_SACat (&(dest), src)
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extern char * NET_SACopy (char **dest, const char *src);
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extern char * NET_SACat (char **dest, const char *src);
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/*
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* Malloc'd block manipulation
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*
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* Lengths are necessary here :(
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*
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* notice that they are dereferenced by the define!
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*/
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#define BlockAllocCopy(dest, src, src_length) NET_BACopy((char**)&(dest), src, src_length)
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#define BlockAllocCat(dest, dest_length, src, src_length) NET_BACat(&(dest), dest_length, src, src_length)
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extern char * NET_BACopy (char **dest, const char *src, size_t src_length);
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extern char * NET_BACat (char **dest, size_t dest_length, const char *src, size_t src_length);
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extern char * XP_StripLine (char *s);
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/* Match = 0, NoMatch = 1, Abort = -1 */
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/* Based loosely on sections of wildmat.c by Rich Salz */
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extern int xp_RegExpSearch(char *str, char *exp);
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/*
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* These are "safe" versions of the runtime library routines. The RTL
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* versions do not null-terminate dest IFF strlen(src) >= destLength.
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* These versions always null-terminate, which is why they're safe.
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*/
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extern char *XP_STRNCAT_SAFE (char *dest, const char *src, size_t len);
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extern char *XP_STRNCPY_SAFE (char *dest, const char *src, size_t len);
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XP_END_PROTOS
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#endif /* XPSTRING_H */
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