| 1 | #ifndef Py_CPYTHON_BYTEARRAYOBJECT_H |
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| 2 | # error "this header file must not be included directly" |
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| 3 | #endif |
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| 4 | |
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| 5 | /* Object layout */ |
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| 6 | typedef struct { |
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| 7 | PyObject_VAR_HEAD |
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| 8 | Py_ssize_t ob_alloc; /* How many bytes allocated in ob_bytes */ |
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| 9 | char *ob_bytes; /* Physical backing buffer */ |
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| 10 | char *ob_start; /* Logical start inside ob_bytes */ |
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| 11 | Py_ssize_t ob_exports; /* How many buffer exports */ |
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| 12 | } PyByteArrayObject; |
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| 13 | |
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| 14 | /* Macros, trading safety for speed */ |
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| 15 | #define PyByteArray_AS_STRING(self) \ |
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| 16 | (assert(PyByteArray_Check(self)), \ |
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| 17 | Py_SIZE(self) ? ((PyByteArrayObject *)(self))->ob_start : _PyByteArray_empty_string) |
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| 18 | #define PyByteArray_GET_SIZE(self) (assert(PyByteArray_Check(self)), Py_SIZE(self)) |
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| 19 | |
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| 20 | PyAPI_DATA(char) _PyByteArray_empty_string[]; |
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| 21 | |
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