// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: strutl.h,v 1.3 1998/07/19 04:22:09 jgg Exp $
+// $Id: strutl.h,v 1.22 2003/02/02 22:20:27 jgg Exp $
/* ######################################################################
- String Util - These are some usefull string functions
+ String Util - These are some useful string functions
_strstrip is a function to remove whitespace from the front and end
of a string.
##################################################################### */
/*}}}*/
-// This is a private header
-// Header section: /
#ifndef STRUTL_H
#define STRUTL_H
+#ifdef __GNUG__
+#pragma interface "apt-pkg/strutl.h"
+#endif
+
#include <stdlib.h>
#include <string>
+#include <vector>
+#include <iostream>
+#include <time.h>
+
+using std::string;
+using std::vector;
+using std::ostream;
+#ifdef __GNUG__
+// Methods have a hidden this parameter that is visible to this attribute
+#define APT_FORMAT2 __attribute__ ((format (printf, 2, 3)))
+#define APT_FORMAT3 __attribute__ ((format (printf, 3, 4)))
+#else
+#define APT_FORMAT2
+#define APT_FORMAT3
+#endif
+
char *_strstrip(char *String);
char *_strtabexpand(char *String,size_t Len);
bool ParseQuoteWord(const char *&String,string &Res);
-string QuoteString(string Str,const char *Bad);
+bool ParseCWord(const char *&String,string &Res);
+string QuoteString(const string &Str,const char *Bad);
+string DeQuoteString(const string &Str);
string SizeToStr(double Bytes);
string TimeToStr(unsigned long Sec);
-string SubstVar(string Str,string Subst,string Contents);
-string Base64Encode(string Str);
-string URItoFileName(string URI);
+string Base64Encode(const string &Str);
+string URItoFileName(const string &URI);
+string TimeRFC1123(time_t Date);
+bool StrToTime(const string &Val,time_t &Result);
+string LookupTag(const string &Message,const char *Tag,const char *Default = 0);
+int StringToBool(const string &Text,int Default = -1);
+bool ReadMessages(int Fd, vector<string> &List);
+bool StrToNum(const char *Str,unsigned long &Res,unsigned Len,unsigned Base = 0);
+bool Hex2Num(const string &Str,unsigned char *Num,unsigned int Length);
+bool TokSplitString(char Tok,char *Input,char **List,
+ unsigned long ListMax);
+void ioprintf(ostream &out,const char *format,...) APT_FORMAT2;
+char *safe_snprintf(char *Buffer,char *End,const char *Format,...) APT_FORMAT3;
+bool CheckDomainList(const string &Host, const string &List);
+
+#define APT_MKSTRCMP(name,func) \
+inline int name(const char *A,const char *AEnd,const char *B) {return func(A,AEnd,B,B+strlen(B));}; \
+inline int name(string A,const char *B) {return func(A.c_str(),A.c_str()+A.length(),B,B+strlen(B));}; \
+inline int name(string A,string B) {return func(A.c_str(),A.c_str()+A.length(),B.c_str(),B.c_str()+B.length());}; \
+inline int name(string A,const char *B,const char *BEnd) {return func(A.c_str(),A.c_str()+A.length(),B,BEnd);};
+
+#define APT_MKSTRCMP2(name,func) \
+inline int name(const char *A,const char *AEnd,const char *B) {return func(A,AEnd,B,B+strlen(B));}; \
+inline int name(string A,const char *B) {return func(A.begin(),A.end(),B,B+strlen(B));}; \
+inline int name(string A,string B) {return func(A.begin(),A.end(),B.begin(),B.end());}; \
+inline int name(string A,const char *B,const char *BEnd) {return func(A.begin(),A.end(),B,BEnd);};
int stringcmp(const char *A,const char *AEnd,const char *B,const char *BEnd);
-inline int stringcmp(const char *A,const char *AEnd,const char *B) {return stringcmp(A,AEnd,B,B+strlen(B));};
int stringcasecmp(const char *A,const char *AEnd,const char *B,const char *BEnd);
-inline int stringcasecmp(const char *A,const char *AEnd,const char *B) {return stringcasecmp(A,AEnd,B,B+strlen(B));};
+
+/* We assume that GCC 3 indicates that libstdc++3 is in use too. In that
+ case the definition of string::const_iterator is not the same as
+ const char * and we need these extra functions */
+#if __GNUC__ >= 3
+int stringcmp(string::const_iterator A,string::const_iterator AEnd,
+ const char *B,const char *BEnd);
+int stringcmp(string::const_iterator A,string::const_iterator AEnd,
+ string::const_iterator B,string::const_iterator BEnd);
+int stringcasecmp(string::const_iterator A,string::const_iterator AEnd,
+ const char *B,const char *BEnd);
+int stringcasecmp(string::const_iterator A,string::const_iterator AEnd,
+ string::const_iterator B,string::const_iterator BEnd);
+
+inline int stringcmp(string::const_iterator A,string::const_iterator Aend,const char *B) {return stringcmp(A,Aend,B,B+strlen(B));};
+inline int stringcasecmp(string::const_iterator A,string::const_iterator Aend,const char *B) {return stringcasecmp(A,Aend,B,B+strlen(B));};
+#endif
+
+APT_MKSTRCMP2(stringcmp,stringcmp);
+APT_MKSTRCMP2(stringcasecmp,stringcasecmp);
+
+inline const char *DeNull(const char *s) {return (s == 0?"(null)":s);};
+
+class URI
+{
+ void CopyFrom(const string &From);
+
+ public:
+
+ string Access;
+ string User;
+ string Password;
+ string Host;
+ string Path;
+ unsigned int Port;
+
+ operator string();
+ inline void operator =(const string &From) {CopyFrom(From);};
+ inline bool empty() {return Access.empty();};
+ static string SiteOnly(const string &URI);
+
+ URI(string Path) {CopyFrom(Path);};
+ URI() : Port(0) {};
+};
+
+struct SubstVar
+{
+ const char *Subst;
+ const string *Contents;
+};
+string SubstVar(string Str,const struct SubstVar *Vars);
+string SubstVar(const string &Str,const string &Subst,const string &Contents);
+
+struct RxChoiceList
+{
+ void *UserData;
+ const char *Str;
+ bool Hit;
+};
+unsigned long RegexChoice(RxChoiceList *Rxs,const char **ListBegin,
+ const char **ListEnd);
+
+#undef APT_FORMAT2
#endif
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