00001 
00002 
00003 
00004 
00005 
00006 
00007 
00008 
00009 
00010 
00011 
00012 
00013 
00014 
00015 
00016 
00017 
00018 
00019 
00020 #ifndef _tdsstring_h_
00021 #define _tdsstring_h_
00022 
00023 static const char rcsid_tdsstring_h[] = "$Id: tdsstring.h,v 1.13 2004/10/28 12:42:12 freddy77 Exp $";
00024 static const void *const no_unused_tdsstring_h_warn[] = { rcsid_tdsstring_h, no_unused_tdsstring_h_warn };
00025 
00026 extern char tds_str_empty[];
00027 
00028 
00029 
00034 #if ENABLE_EXTRA_CHECKS
00035 void tds_dstr_init(DSTR * s);
00036 int tds_dstr_isempty(DSTR * s);
00037 char *tds_dstr_cstr(DSTR * s);
00038 size_t tds_dstr_len(DSTR * s);
00039 #else
00040 
00041 #define tds_dstr_init(s) \
00042         do { *(s) = (DSTR) &tds_str_empty[0]; } while(0)
00043 
00045 #define tds_dstr_isempty(s) \
00046         ((*(s))->dstr_s[0] == '\0')
00047 #define tds_dstr_cstr(s) \
00048         ((*(s))->dstr_s)
00049 #define tds_dstr_len(s) \
00050         strlen((*(s))->dstr_s)
00051 #endif
00052 
00053 void tds_dstr_zero(DSTR * s);
00054 void tds_dstr_free(DSTR * s);
00055 
00056 DSTR tds_dstr_copy(DSTR * s, const char *src);
00057 DSTR tds_dstr_copyn(DSTR * s, const char *src, unsigned int length);
00058 DSTR tds_dstr_set(DSTR * s, char *src);
00059 
00062 #endif