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/*********************************************************************
######################################################################
##
## Created by: Denis Filatov
##
## Copyleft (c) 2003 - 2015
## This code is provided under the CeCill-C license agreement.
######################################################################
*********************************************************************/
#ifndef CSTR_H
#define CSTR_H
#include <string.h>
#include <stdlib.h>
#ifdef __cplusplus
extern "C" {
#endif
#define cisspace(X) isspace((int)(X))
#define cisdigit(X) isdigit((int)(X))
int cstrlen(const char * str);
int cstrnlen(const char * str, int maxsize);
char* cstrend(const char * str);
/* copy src to dst and return pointer to the next byte after the end */
char * cstrcpy(char * dst, const char * src);
/* copy up to maxsize characters from src to dst and return pointer to the next byte after the end */
char * cstrncpy(char * dst, int maxsize, const char * src);
/* copy length characters from src to dst or fill dst by zero if src is null and return pointer to the next byte after the end*/
char * cmemcpy(char * dst, const char * src, int length);
/* copy up to maxsize characters from parameters to dst and return pointer to the next byte after the end */
char * cvstrncpy(char * dst, int maxsize, const char * ptr, ...);
int cstrequal(const char * s1, const char * s2);
char* cstrisprefix(const char * str, const char * prefix);
/* allocate copy of the str */
char * cstralloc(int size);
char * cstrdup(const char * str);
char * cstrndup(const char * str, int max_size);
/* allocate new str and collect all paramaters */
char * cvstrdup(const char * ptr, ...);
int cstr_write(const char * const p, char ** const ptr, const char * const end, int * const error);
int cstr_read (char * const p, const char ** const ptr, const char * const end, int * const error);
int cstrn_write(const char * const p, int length, char ** const ptr, const char * const end, int * const error);
int cstrn_read (char * const p, int length, const char ** const ptr, const char * const end, int * const error);
char * cstr_hex2bin(char * bin, int blen, const char * hex, int hlen);
char * cstr_bin2hex(char * hex, int hlen, const char * bin, int blen);
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/* file access functions */
#ifndef PCHAR_T_DEFINED
#if defined(UNICODE) && ( defined(_WIN32) || defined(_WIN64) )
#define PCHAR16BITS
#include <wchar.h>
typedef wchar_t pchar_t;
#define _PCH(X) L##X
#else
typedef char pchar_t;
#define _PCH(X) X
#endif
#endif
/* load file content to the buffer and return pointer to the next byte after the buffer */
char * cstrnload(char * dst, int max_size, const pchar_t * path);
/* load file content to the new allocated buffer, assign it to p and return pointer to the next byte after the buffer */
char * cstraload(char ** p, const pchar_t * path);
/* return the last element of the path */
const pchar_t * cstrlastpathelement(const pchar_t * str);
pchar_t * cstrpathextension(const pchar_t * str);
#ifdef PCHAR16BITS
#define pchar_len(S) wcslen(S)
#define pchar_ncpy(D,S,N) wcsncpy(D,S,N)
#define pchar_cpy(D,S) wcscpy(D,S)
#define pchar_rchr(S,C) wcsrchr(S,C)
#define pchar_fopen(P,M) _wfopen(P, M)
#define pchar_main(A,V) wmain(A,V)
#else
#define pchar_len(S) strlen(S)
#define pchar_ncpy(D,S,N) strncpy(D,S,N)
#define pchar_cpy(D,S) strcpy(D,S)
#define pchar_rchr(S,C) strrchr(S,C)
#define pchar_fopen(P,M) fopen(P, M)
#define pchar_main(A,V) main(A,V)
#endif
#define pchar_alloc(S) ((pchar_t*)malloc(sizeof(pchar_t)*((S)+1)))