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MBCS codecs. (Win32 only.) By Mark Hammond.

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This commit is contained in:
Guido van Rossum 2000-03-28 02:01:52 +00:00
parent efec1158c1
commit b7a40ba8d3
1 changed files with 59 additions and 0 deletions
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59
Objects/unicodeobject.c
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@ -73,6 +73,9 @@ Unicode Integration Proposal (see file Misc/unicode.txt).
#define INT_MAX 2147483647
#endif
#ifdef MS_WIN32
#include <windows.h>
#endif
/* Limit for the Unicode object free list */
#define MAX_UNICODE_FREELIST_SIZE 1024
@ -1479,6 +1482,62 @@ PyObject *PyUnicode_AsASCIIString(PyObject *unicode)
NULL);
}
#ifdef MS_WIN32
/* --- MBCS codecs for Windows -------------------------------------------- */
PyObject *PyUnicode_DecodeMBCS(const char *s,
int size,
const char *errors)
{
PyUnicodeObject *v;
Py_UNICODE *p;
/* First get the size of the result */
DWORD usize = MultiByteToWideChar(CP_ACP, 0, s, size, NULL, 0);
if (usize==0)
return PyErr_SetFromWindowsErrWithFilename(0, NULL);
v = _PyUnicode_New(usize);
if (v == NULL)
return NULL;
if (usize == 0)
return (PyObject *)v;
p = PyUnicode_AS_UNICODE(v);
if (0 == MultiByteToWideChar(CP_ACP, 0, s, size, p, usize)) {
Py_DECREF(v);
return PyErr_SetFromWindowsErrWithFilename(0, NULL);
}
return (PyObject *)v;
}
PyObject *PyUnicode_EncodeMBCS(const Py_UNICODE *p,
int size,
const char *errors)
{
PyObject *repr;
char *s;
/* First get the size of the result */
DWORD mbcssize = WideCharToMultiByte(CP_ACP, 0, p, size, NULL, 0, NULL, NULL);
if (mbcssize==0)
return PyErr_SetFromWindowsErrWithFilename(0, NULL);
repr = PyString_FromStringAndSize(NULL, mbcssize);
if (repr == NULL)
return NULL;
if (mbcssize==0)
return repr;
/* Do the conversion */
s = PyString_AS_STRING(repr);
if (0 == WideCharToMultiByte(CP_ACP, 0, p, size, s, mbcssize, NULL, NULL)) {
Py_DECREF(repr);
return PyErr_SetFromWindowsErrWithFilename(0, NULL);
}
return repr;
}
#endif /* MS_WIN32 */
/* --- Character Mapping Codec -------------------------------------------- */
static