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-
- /* This part is from file 'cffi/parse_c_type.h'. It is copied at the
- beginning of C sources generated by CFFI's ffi.set_source(). */
-
- typedef void *_cffi_opcode_t;
-
- #define _CFFI_OP(opcode, arg) (_cffi_opcode_t)(opcode | (((uintptr_t)(arg)) << 8))
- #define _CFFI_GETOP(cffi_opcode) ((unsigned char)(uintptr_t)cffi_opcode)
- #define _CFFI_GETARG(cffi_opcode) (((intptr_t)cffi_opcode) >> 8)
-
- #define _CFFI_OP_PRIMITIVE 1
- #define _CFFI_OP_POINTER 3
- #define _CFFI_OP_ARRAY 5
- #define _CFFI_OP_OPEN_ARRAY 7
- #define _CFFI_OP_STRUCT_UNION 9
- #define _CFFI_OP_ENUM 11
- #define _CFFI_OP_FUNCTION 13
- #define _CFFI_OP_FUNCTION_END 15
- #define _CFFI_OP_NOOP 17
- #define _CFFI_OP_BITFIELD 19
- #define _CFFI_OP_TYPENAME 21
- #define _CFFI_OP_CPYTHON_BLTN_V 23 // varargs
- #define _CFFI_OP_CPYTHON_BLTN_N 25 // noargs
- #define _CFFI_OP_CPYTHON_BLTN_O 27 // O (i.e. a single arg)
- #define _CFFI_OP_CONSTANT 29
- #define _CFFI_OP_CONSTANT_INT 31
- #define _CFFI_OP_GLOBAL_VAR 33
- #define _CFFI_OP_DLOPEN_FUNC 35
- #define _CFFI_OP_DLOPEN_CONST 37
- #define _CFFI_OP_GLOBAL_VAR_F 39
- #define _CFFI_OP_EXTERN_PYTHON 41
-
- #define _CFFI_PRIM_VOID 0
- #define _CFFI_PRIM_BOOL 1
- #define _CFFI_PRIM_CHAR 2
- #define _CFFI_PRIM_SCHAR 3
- #define _CFFI_PRIM_UCHAR 4
- #define _CFFI_PRIM_SHORT 5
- #define _CFFI_PRIM_USHORT 6
- #define _CFFI_PRIM_INT 7
- #define _CFFI_PRIM_UINT 8
- #define _CFFI_PRIM_LONG 9
- #define _CFFI_PRIM_ULONG 10
- #define _CFFI_PRIM_LONGLONG 11
- #define _CFFI_PRIM_ULONGLONG 12
- #define _CFFI_PRIM_FLOAT 13
- #define _CFFI_PRIM_DOUBLE 14
- #define _CFFI_PRIM_LONGDOUBLE 15
-
- #define _CFFI_PRIM_WCHAR 16
- #define _CFFI_PRIM_INT8 17
- #define _CFFI_PRIM_UINT8 18
- #define _CFFI_PRIM_INT16 19
- #define _CFFI_PRIM_UINT16 20
- #define _CFFI_PRIM_INT32 21
- #define _CFFI_PRIM_UINT32 22
- #define _CFFI_PRIM_INT64 23
- #define _CFFI_PRIM_UINT64 24
- #define _CFFI_PRIM_INTPTR 25
- #define _CFFI_PRIM_UINTPTR 26
- #define _CFFI_PRIM_PTRDIFF 27
- #define _CFFI_PRIM_SIZE 28
- #define _CFFI_PRIM_SSIZE 29
- #define _CFFI_PRIM_INT_LEAST8 30
- #define _CFFI_PRIM_UINT_LEAST8 31
- #define _CFFI_PRIM_INT_LEAST16 32
- #define _CFFI_PRIM_UINT_LEAST16 33
- #define _CFFI_PRIM_INT_LEAST32 34
- #define _CFFI_PRIM_UINT_LEAST32 35
- #define _CFFI_PRIM_INT_LEAST64 36
- #define _CFFI_PRIM_UINT_LEAST64 37
- #define _CFFI_PRIM_INT_FAST8 38
- #define _CFFI_PRIM_UINT_FAST8 39
- #define _CFFI_PRIM_INT_FAST16 40
- #define _CFFI_PRIM_UINT_FAST16 41
- #define _CFFI_PRIM_INT_FAST32 42
- #define _CFFI_PRIM_UINT_FAST32 43
- #define _CFFI_PRIM_INT_FAST64 44
- #define _CFFI_PRIM_UINT_FAST64 45
- #define _CFFI_PRIM_INTMAX 46
- #define _CFFI_PRIM_UINTMAX 47
- #define _CFFI_PRIM_FLOATCOMPLEX 48
- #define _CFFI_PRIM_DOUBLECOMPLEX 49
- #define _CFFI_PRIM_CHAR16 50
- #define _CFFI_PRIM_CHAR32 51
-
- #define _CFFI__NUM_PRIM 52
- #define _CFFI__UNKNOWN_PRIM (-1)
- #define _CFFI__UNKNOWN_FLOAT_PRIM (-2)
- #define _CFFI__UNKNOWN_LONG_DOUBLE (-3)
-
- #define _CFFI__IO_FILE_STRUCT (-1)
-
-
- struct _cffi_global_s {
- const char *name;
- void *address;
- _cffi_opcode_t type_op;
- void *size_or_direct_fn; // OP_GLOBAL_VAR: size, or 0 if unknown
- // OP_CPYTHON_BLTN_*: addr of direct function
- };
-
- struct _cffi_getconst_s {
- unsigned long long value;
- const struct _cffi_type_context_s *ctx;
- int gindex;
- };
-
- struct _cffi_struct_union_s {
- const char *name;
- int type_index; // -> _cffi_types, on a OP_STRUCT_UNION
- int flags; // _CFFI_F_* flags below
- size_t size;
- int alignment;
- int first_field_index; // -> _cffi_fields array
- int num_fields;
- };
- #define _CFFI_F_UNION 0x01 // is a union, not a struct
- #define _CFFI_F_CHECK_FIELDS 0x02 // complain if fields are not in the
- // "standard layout" or if some are missing
- #define _CFFI_F_PACKED 0x04 // for CHECK_FIELDS, assume a packed struct
- #define _CFFI_F_EXTERNAL 0x08 // in some other ffi.include()
- #define _CFFI_F_OPAQUE 0x10 // opaque
-
- struct _cffi_field_s {
- const char *name;
- size_t field_offset;
- size_t field_size;
- _cffi_opcode_t field_type_op;
- };
-
- struct _cffi_enum_s {
- const char *name;
- int type_index; // -> _cffi_types, on a OP_ENUM
- int type_prim; // _CFFI_PRIM_xxx
- const char *enumerators; // comma-delimited string
- };
-
- struct _cffi_typename_s {
- const char *name;
- int type_index; /* if opaque, points to a possibly artificial
- OP_STRUCT which is itself opaque */
- };
-
- struct _cffi_type_context_s {
- _cffi_opcode_t *types;
- const struct _cffi_global_s *globals;
- const struct _cffi_field_s *fields;
- const struct _cffi_struct_union_s *struct_unions;
- const struct _cffi_enum_s *enums;
- const struct _cffi_typename_s *typenames;
- int num_globals;
- int num_struct_unions;
- int num_enums;
- int num_typenames;
- const char *const *includes;
- int num_types;
- int flags; /* future extension */
- };
-
- struct _cffi_parse_info_s {
- const struct _cffi_type_context_s *ctx;
- _cffi_opcode_t *output;
- unsigned int output_size;
- size_t error_location;
- const char *error_message;
- };
-
- struct _cffi_externpy_s {
- const char *name;
- size_t size_of_result;
- void *reserved1, *reserved2;
- };
-
- #ifdef _CFFI_INTERNAL
- static int parse_c_type(struct _cffi_parse_info_s *info, const char *input);
- static int search_in_globals(const struct _cffi_type_context_s *ctx,
- const char *search, size_t search_len);
- static int search_in_struct_unions(const struct _cffi_type_context_s *ctx,
- const char *search, size_t search_len);
- #endif
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