%% options copyright owner = Dirk Krause copyright year = 2015-xxxx license = bsd %% header /** @file Simple conversion from char to wchar_t. CRT on Windows: Not used. */ #ifndef DK4CONF_H_INCLUDED #include "dk4conf.h" #endif #ifndef DK4TYPES_H_INCLUDED #include "dk4types.h" #endif #ifndef DK4ERROR_H_INCLUDED #include "dk4error.h" #endif #ifdef __cplusplus extern "C" { #endif /** Recode string from ASCII (0x00 to 0x7F) to wchar_t. Use this function only for real ASCII source strings with characters in range 0x00 to 0x7F (i.e. to convert numbers, dates, or english text). @param dstb Destination buffer. @param szdstb Size of destination buffer (number of dkChar). @param src Source string to convert. @param erp Error report, may be NULL. @return 1 on success, 0 on error. Error codes: - DK4_E_INVALID_ARGUMENTS
if dstb or src is NULL or szdstb is 0, - DK4_E_BUFFER_TOO_SMALL
if the dstb buffer is too small. */ int dk4recode_char_to_wchar_t( wchar_t *dstb, size_t szdstb, const char *src, dk4_er_t *erp ); #ifdef __cplusplus } #endif %% module #include "dk4rec23.h" #include "dk4str8.h" #if DK4_HAVE_STRING_H #ifndef STRING_H_INCLUDED #include #define STRING_H_INCLUDED 1 #endif #endif $!trace-include int dk4recode_char_to_wchar_t( wchar_t *dstb, size_t szdstb, const char *src, dk4_er_t *erp ) { int back = 0; if ((NULL != dstb) && (NULL != src) && (0 < szdstb)) { *dstb = L'\0'; if (dk4str8_len(src) < szdstb) { while ('\0' != *src) { *(dstb++) = (wchar_t)((unsigned char)(*(src++))); } *dstb = L'\0'; back = 1; } else { dk4error_set_simple_error_code(erp, DK4_E_BUFFER_TOO_SMALL); } } else { dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS); } return back; }