%% options
copyright owner = Dirk Krause
copyright year = 2016-xxxx
license = bsd
%% header
/** @file dk4rec25.h Conversion from dkChar to other character
widths.
*/
#ifdef __cplusplus
extern "C" {
#endif
/** Recode a dkChar string to any encoding.
@param dstb Destination buffer.
@param szdstb Size of dstb (number of elements).
The element size depends on the destination encoding.
@param de Destination encoding.
@param src Source string.
@param se Source encoding, only used if dkChar is 8 bits wide.
@param erp Error report, may be NULL.
Error codes:
- DK4_E_INVALID_ARGUMENTS
if src or dstb is NULL or szdstb is 0,
- DK4_E_BUFFER_TOO_SMALL
if dstb is too small,
- DK4_E_SYNTAX
with the number of successfully recoded characters in nelem if a
non-recodable character was found.
*/
int
dk4recode_dk_to_any(
void *dstb, size_t szdstb, int de, const dkChar *src, int se, dk4_er_t *erp
);
#ifdef __cplusplus
}
#endif
%% module
#include "dk4conf.h"
#include "dk4types.h"
#include "dk4enc.h"
#include "dk4rec.h"
#include "dk4str8.h"
#include "dk4strw.h"
int
dk4recode_dk_to_any(
void *dstb, size_t szdstb, int de, const dkChar *src, int se, dk4_er_t *erp
)
{
int back = 0;
if ((NULL != dstb) && (NULL != src) && (0 < szdstb)) {
switch (de) {
case DK4_ENCODING_ASCII : {
#if DK4_CHAR_SIZE > 1
#if DK4_CHAR_SIZE > 2
back = dk4recode_c32_to_ascii(dstb, szdstb, src, erp);
#else
back = dk4recode_utf16_to_ascii(dstb, szdstb, src, erp);
#endif
#else
switch (se) {
case DK4_ENCODING_UTF8 : {
back = dk4recode_utf8_to_ascii(dstb, szdstb, src, erp);
} break;
case DK4_ENCODING_ANSI : {
back = dk4recode_ansi_to_ascii(dstb, szdstb, src, erp);
} break;
default : {
back = dk4str8_cpy_s(dstb, szdstb, src, erp);
} break;
}
#endif
} break;
case DK4_ENCODING_ANSI : {
#if DK4_CHAR_SIZE > 1
#if DK4_CHAR_SIZE > 2
back = dk4recode_c32_to_ansi(dstb, szdstb, src, erp);
#else
back = dk4recode_utf16_to_ansi(dstb, szdstb, src, erp);
#endif
#else
switch (se) {
case DK4_ENCODING_UTF8 : {
back = dk4recode_utf8_to_ansi(dstb, szdstb, src, erp);
} break;
case DK4_ENCODING_ANSI : {
back = dk4str8_cpy_s(dstb, szdstb, src, erp);
} break;
default : {
back = dk4recode_ascii_to_ansi(dstb, szdstb, src, erp);
} break;
}
#endif
} break;
case DK4_ENCODING_UTF8 : {
#if DK4_CHAR_SIZE > 1
#if DK4_CHAR_SIZE > 2
back = dk4recode_c32_to_utf8(dstb, szdstb, src, erp);
#else
back = dk4recode_utf16_to_utf8(dstb, szdstb, src, erp);
#endif
#else
switch (se) {
case DK4_ENCODING_UTF8 : {
back = dk4str8_cpy_s(dstb, szdstb, src, erp);
} break;
case DK4_ENCODING_ANSI : {
back= dk4recode_ansi_to_utf8(dstb, szdstb, src, erp);
} break;
default : {
back = dk4recode_ascii_to_utf8(dstb, szdstb, src, erp);
} break;
}
#endif
} break;
case DK4_ENCODING_UTF16 : {
#if DK4_CHAR_SIZE > 1
#if DK4_CHAR_SIZE > 2
back = dk4recode_c32_to_utf16(dstb, szdstb, src, erp);
#else
back = dk4strw_cpy_s(dstb, szdstb, src, erp);
#endif
#else
switch (se) {
case DK4_ENCODING_UTF8 : {
back = dk4recode_utf8_to_utf16(dstb, szdstb, src, erp);
} break;
case DK4_ENCODING_ANSI : {
back = dk4recode_ansi_to_utf16(dstb, szdstb, src, erp);
} break;
default : {
back = dk4recode_ascii_to_utf16(dstb, szdstb, src, erp);
} break;
}
#endif
} break;
case DK4_ENCODING_32 : {
#if DK4_CHAR_SIZE > 1
#if DK4_CHAR_SIZE > 2
back = dk4strw_cpy_s(dstb, szdstb, src, erp);
#else
back = dk4recode_utf16_to_c32(dstb, szdstb, src, erp);
#endif
#else
switch (se) {
case DK4_ENCODING_UTF8 : {
back = dk4recode_utf8_to_c32(dstb, szdstb, src, erp);
} break;
case DK4_ENCODING_ANSI : {
back = dk4recode_ansi_to_c32(dstb, szdstb, src, erp);
} break;
default : {
back = dk4recode_ascii_to_c32(dstb, szdstb, src, erp);
} break;
}
#endif
} break;
}
} else {
dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
}
return back;
}