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#include
#include
/* this block of #ifs should be kept exactly identical between
c/_cffi_backend.c, cffi/vengine_cpy.py, cffi/vengine_gen.py
and cffi/_cffi_include.h */
#if defined(_MSC_VER)
# include /* for alloca() */
# if _MSC_VER < 1600 /* MSVC < 2010 */
typedef __int8 int8_t;
typedef __int16 int16_t;
typedef __int32 int32_t;
typedef __int64 int64_t;
typedef unsigned __int8 uint8_t;
typedef unsigned __int16 uint16_t;
typedef unsigned __int32 uint32_t;
typedef unsigned __int64 uint64_t;
typedef __int8 int_least8_t;
typedef __int16 int_least16_t;
typedef __int32 int_least32_t;
typedef __int64 int_least64_t;
typedef unsigned __int8 uint_least8_t;
typedef unsigned __int16 uint_least16_t;
typedef unsigned __int32 uint_least32_t;
typedef unsigned __int64 uint_least64_t;
typedef __int8 int_fast8_t;
typedef __int16 int_fast16_t;
typedef __int32 int_fast32_t;
typedef __int64 int_fast64_t;
typedef unsigned __int8 uint_fast8_t;
typedef unsigned __int16 uint_fast16_t;
typedef unsigned __int32 uint_fast32_t;
typedef unsigned __int64 uint_fast64_t;
typedef __int64 intmax_t;
typedef unsigned __int64 uintmax_t;
# else
# include
# endif
# if _MSC_VER < 1800 /* MSVC < 2013 */
# ifndef __cplusplus
typedef unsigned char _Bool;
# endif
# endif
#else
# include
# if (defined (__SVR4) && defined (__sun)) || defined(_AIX) || defined(__hpux)
# include
# endif
#endif
#if PY_MAJOR_VERSION < 3
# undef PyCapsule_CheckExact
# undef PyCapsule_GetPointer
# define PyCapsule_CheckExact(capsule) (PyCObject_Check(capsule))
# define PyCapsule_GetPointer(capsule, name) \
(PyCObject_AsVoidPtr(capsule))
#endif
#if PY_MAJOR_VERSION >= 3
# define PyInt_FromLong PyLong_FromLong
#endif
#define _cffi_from_c_double PyFloat_FromDouble
#define _cffi_from_c_float PyFloat_FromDouble
#define _cffi_from_c_long PyInt_FromLong
#define _cffi_from_c_ulong PyLong_FromUnsignedLong
#define _cffi_from_c_longlong PyLong_FromLongLong
#define _cffi_from_c_ulonglong PyLong_FromUnsignedLongLong
#define _cffi_from_c__Bool PyBool_FromLong
#define _cffi_to_c_double PyFloat_AsDouble
#define _cffi_to_c_float PyFloat_AsDouble
#define _cffi_from_c_int_const(x) \
(((x) > 0) ? \
((unsigned long long)(x) <= (unsigned long long)LONG_MAX) ? \
PyInt_FromLong((long)(x)) : \
PyLong_FromUnsignedLongLong((unsigned long long)(x)) : \
((long long)(x) >= (long long)LONG_MIN) ? \
PyInt_FromLong((long)(x)) : \
PyLong_FromLongLong((long long)(x)))
#define _cffi_from_c_int(x, type) \
(((type)-1) > 0 ? /* unsigned */ \
(sizeof(type) < sizeof(long) ? \
PyInt_FromLong((long)x) : \
sizeof(type) == sizeof(long) ? \
PyLong_FromUnsignedLong((unsigned long)x) : \
PyLong_FromUnsignedLongLong((unsigned long long)x)) : \
(sizeof(type) <= sizeof(long) ? \
PyInt_FromLong((long)x) : \
PyLong_FromLongLong((long long)x)))
#define _cffi_to_c_int(o, type) \
((type)( \
sizeof(type) == 1 ? (((type)-1) > 0 ? (type)_cffi_to_c_u8(o) \
: (type)_cffi_to_c_i8(o)) : \
sizeof(type) == 2 ? (((type)-1) > 0 ? (type)_cffi_to_c_u16(o) \
: (type)_cffi_to_c_i16(o)) : \
sizeof(type) == 4 ? (((type)-1) > 0 ? (type)_cffi_to_c_u32(o) \
: (type)_cffi_to_c_i32(o)) : \
sizeof(type) == 8 ? (((type)-1) > 0 ? (type)_cffi_to_c_u64(o) \
: (type)_cffi_to_c_i64(o)) : \
(Py_FatalError("unsupported size for type " #type), (type)0)))
#define _cffi_to_c_i8 \
((int(*)(PyObject *))_cffi_exports[1])
#define _cffi_to_c_u8 \
((int(*)(PyObject *))_cffi_exports[2])
#define _cffi_to_c_i16 \
((int(*)(PyObject *))_cffi_exports[3])
#define _cffi_to_c_u16 \
((int(*)(PyObject *))_cffi_exports[4])
#define _cffi_to_c_i32 \
((int(*)(PyObject *))_cffi_exports[5])
#define _cffi_to_c_u32 \
((unsigned int(*)(PyObject *))_cffi_exports[6])
#define _cffi_to_c_i64 \
((long long(*)(PyObject *))_cffi_exports[7])
#define _cffi_to_c_u64 \
((unsigned long long(*)(PyObject *))_cffi_exports[8])
#define _cffi_to_c_char \
((int(*)(PyObject *))_cffi_exports[9])
#define _cffi_from_c_pointer \
((PyObject *(*)(char *, CTypeDescrObject *))_cffi_exports[10])
#define _cffi_to_c_pointer \
((char *(*)(PyObject *, CTypeDescrObject *))_cffi_exports[11])
#define _cffi_get_struct_layout \
((PyObject *(*)(Py_ssize_t[]))_cffi_exports[12])
#define _cffi_restore_errno \
((void(*)(void))_cffi_exports[13])
#define _cffi_save_errno \
((void(*)(void))_cffi_exports[14])
#define _cffi_from_c_char \
((PyObject *(*)(char))_cffi_exports[15])
#define _cffi_from_c_deref \
((PyObject *(*)(char *, CTypeDescrObject *))_cffi_exports[16])
#define _cffi_to_c \
((int(*)(char *, CTypeDescrObject *, PyObject *))_cffi_exports[17])
#define _cffi_from_c_struct \
((PyObject *(*)(char *, CTypeDescrObject *))_cffi_exports[18])
#define _cffi_to_c_wchar_t \
((wchar_t(*)(PyObject *))_cffi_exports[19])
#define _cffi_from_c_wchar_t \
((PyObject *(*)(wchar_t))_cffi_exports[20])
#define _cffi_to_c_long_double \
((long double(*)(PyObject *))_cffi_exports[21])
#define _cffi_to_c__Bool \
((_Bool(*)(PyObject *))_cffi_exports[22])
#define _cffi_prepare_pointer_call_argument \
((Py_ssize_t(*)(CTypeDescrObject *, PyObject *, char **))_cffi_exports[23])
#define _cffi_convert_array_from_object \
((int(*)(char *, CTypeDescrObject *, PyObject *))_cffi_exports[24])
#define _CFFI_NUM_EXPORTS 25
typedef struct _ctypedescr CTypeDescrObject;
static void *_cffi_exports[_CFFI_NUM_EXPORTS];
static PyObject *_cffi_types, *_cffi_VerificationError;
static int _cffi_setup_custom(PyObject *lib); /* forward */
static PyObject *_cffi_setup(PyObject *self, PyObject *args)
{
PyObject *library;
int was_alive = (_cffi_types != NULL);
(void)self; /* unused */
if (!PyArg_ParseTuple(args, "OOO", &_cffi_types, &_cffi_VerificationError,
&library))
return NULL;
Py_INCREF(_cffi_types);
Py_INCREF(_cffi_VerificationError);
if (_cffi_setup_custom(library) < 0)
return NULL;
return PyBool_FromLong(was_alive);
}
union _cffi_union_alignment_u {
unsigned char m_char;
unsigned short m_short;
unsigned int m_int;
unsigned long m_long;
unsigned long long m_longlong;
float m_float;
double m_double;
long double m_longdouble;
};
struct _cffi_freeme_s {
struct _cffi_freeme_s *next;
union _cffi_union_alignment_u alignment;
};
#ifdef __GNUC__
__attribute__((unused))
#endif
static int _cffi_convert_array_argument(CTypeDescrObject *ctptr, PyObject *arg,
char **output_data, Py_ssize_t datasize,
struct _cffi_freeme_s **freeme)
{
char *p;
if (datasize < 0)
return -1;
p = *output_data;
if (p == NULL) {
struct _cffi_freeme_s *fp = (struct _cffi_freeme_s *)PyObject_Malloc(
offsetof(struct _cffi_freeme_s, alignment) + (size_t)datasize);
if (fp == NULL)
return -1;
fp->next = *freeme;
*freeme = fp;
p = *output_data = (char *)&fp->alignment;
}
memset((void *)p, 0, (size_t)datasize);
return _cffi_convert_array_from_object(p, ctptr, arg);
}
#ifdef __GNUC__
__attribute__((unused))
#endif
static void _cffi_free_array_arguments(struct _cffi_freeme_s *freeme)
{
do {
void *p = (void *)freeme;
freeme = freeme->next;
PyObject_Free(p);
} while (freeme != NULL);
}
static int _cffi_init(void)
{
PyObject *module, *c_api_object = NULL;
module = PyImport_ImportModule("_cffi_backend");
if (module == NULL)
goto failure;
c_api_object = PyObject_GetAttrString(module, "_C_API");
if (c_api_object == NULL)
goto failure;
if (!PyCapsule_CheckExact(c_api_object)) {
PyErr_SetNone(PyExc_ImportError);
goto failure;
}
memcpy(_cffi_exports, PyCapsule_GetPointer(c_api_object, "cffi"),
_CFFI_NUM_EXPORTS * sizeof(void *));
Py_DECREF(module);
Py_DECREF(c_api_object);
return 0;
failure:
Py_XDECREF(module);
Py_XDECREF(c_api_object);
return -1;
}
#define _cffi_type(num) ((CTypeDescrObject *)PyList_GET_ITEM(_cffi_types, num))
/**********/
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