diff options
| -rw-r--r-- | Include/cpython/longobject.h | 95 | ||||
| -rw-r--r-- | Include/internal/pycore_long.h | 26 | ||||
| -rw-r--r-- | Include/longobject.h | 133 | ||||
| -rw-r--r-- | Makefile.pre.in | 1 | ||||
| -rw-r--r-- | Modules/binascii.c | 1 | ||||
| -rw-r--r-- | Objects/bytesobject.c | 1 | ||||
| -rw-r--r-- | Objects/unicodeobject.c | 1 | ||||
| -rw-r--r-- | PCbuild/pythoncore.vcxproj | 1 | ||||
| -rw-r--r-- | PCbuild/pythoncore.vcxproj.filters | 3 | ||||
| -rw-r--r-- | Python/formatter_unicode.c | 3 | ||||
| -rw-r--r-- | Python/mystrtoul.c | 2 |
11 files changed, 135 insertions, 132 deletions
diff --git a/Include/cpython/longobject.h b/Include/cpython/longobject.h new file mode 100644 index 0000000..1a73799 --- /dev/null +++ b/Include/cpython/longobject.h @@ -0,0 +1,95 @@ +#ifndef Py_CPYTHON_LONGOBJECT_H +# error "this header file must not be included directly" +#endif + +PyAPI_FUNC(int) _PyLong_AsInt(PyObject *); + +PyAPI_FUNC(int) _PyLong_UnsignedShort_Converter(PyObject *, void *); +PyAPI_FUNC(int) _PyLong_UnsignedInt_Converter(PyObject *, void *); +PyAPI_FUNC(int) _PyLong_UnsignedLong_Converter(PyObject *, void *); +PyAPI_FUNC(int) _PyLong_UnsignedLongLong_Converter(PyObject *, void *); +PyAPI_FUNC(int) _PyLong_Size_t_Converter(PyObject *, void *); + +/* _PyLong_Frexp returns a double x and an exponent e such that the + true value is approximately equal to x * 2**e. e is >= 0. x is + 0.0 if and only if the input is 0 (in which case, e and x are both + zeroes); otherwise, 0.5 <= abs(x) < 1.0. On overflow, which is + possible if the number of bits doesn't fit into a Py_ssize_t, sets + OverflowError and returns -1.0 for x, 0 for e. */ +PyAPI_FUNC(double) _PyLong_Frexp(PyLongObject *a, Py_ssize_t *e); + +PyAPI_FUNC(PyObject *) PyLong_FromUnicodeObject(PyObject *u, int base); +PyAPI_FUNC(PyObject *) _PyLong_FromBytes(const char *, Py_ssize_t, int); + +/* _PyLong_Sign. Return 0 if v is 0, -1 if v < 0, +1 if v > 0. + v must not be NULL, and must be a normalized long. + There are no error cases. +*/ +PyAPI_FUNC(int) _PyLong_Sign(PyObject *v); + +/* _PyLong_NumBits. Return the number of bits needed to represent the + absolute value of a long. For example, this returns 1 for 1 and -1, 2 + for 2 and -2, and 2 for 3 and -3. It returns 0 for 0. + v must not be NULL, and must be a normalized long. + (size_t)-1 is returned and OverflowError set if the true result doesn't + fit in a size_t. +*/ +PyAPI_FUNC(size_t) _PyLong_NumBits(PyObject *v); + +/* _PyLong_DivmodNear. Given integers a and b, compute the nearest + integer q to the exact quotient a / b, rounding to the nearest even integer + in the case of a tie. Return (q, r), where r = a - q*b. The remainder r + will satisfy abs(r) <= abs(b)/2, with equality possible only if q is + even. +*/ +PyAPI_FUNC(PyObject *) _PyLong_DivmodNear(PyObject *, PyObject *); + +/* _PyLong_FromByteArray: View the n unsigned bytes as a binary integer in + base 256, and return a Python int with the same numeric value. + If n is 0, the integer is 0. Else: + If little_endian is 1/true, bytes[n-1] is the MSB and bytes[0] the LSB; + else (little_endian is 0/false) bytes[0] is the MSB and bytes[n-1] the + LSB. + If is_signed is 0/false, view the bytes as a non-negative integer. + If is_signed is 1/true, view the bytes as a 2's-complement integer, + non-negative if bit 0x80 of the MSB is clear, negative if set. + Error returns: + + Return NULL with the appropriate exception set if there's not + enough memory to create the Python int. +*/ +PyAPI_FUNC(PyObject *) _PyLong_FromByteArray( + const unsigned char* bytes, size_t n, + int little_endian, int is_signed); + +/* _PyLong_AsByteArray: Convert the least-significant 8*n bits of long + v to a base-256 integer, stored in array bytes. Normally return 0, + return -1 on error. + If little_endian is 1/true, store the MSB at bytes[n-1] and the LSB at + bytes[0]; else (little_endian is 0/false) store the MSB at bytes[0] and + the LSB at bytes[n-1]. + If is_signed is 0/false, it's an error if v < 0; else (v >= 0) n bytes + are filled and there's nothing special about bit 0x80 of the MSB. + If is_signed is 1/true, bytes is filled with the 2's-complement + representation of v's value. Bit 0x80 of the MSB is the sign bit. + Error returns (-1): + + is_signed is 0 and v < 0. TypeError is set in this case, and bytes + isn't altered. + + n isn't big enough to hold the full mathematical value of v. For + example, if is_signed is 0 and there are more digits in the v than + fit in n; or if is_signed is 1, v < 0, and n is just 1 bit shy of + being large enough to hold a sign bit. OverflowError is set in this + case, but bytes holds the least-significant n bytes of the true value. +*/ +PyAPI_FUNC(int) _PyLong_AsByteArray(PyLongObject* v, + unsigned char* bytes, size_t n, + int little_endian, int is_signed); + +/* _PyLong_Format: Convert the long to a string object with given base, + appending a base prefix of 0[box] if base is 2, 8 or 16. */ +PyAPI_FUNC(PyObject *) _PyLong_Format(PyObject *obj, int base); + +/* For use by the gcd function in mathmodule.c */ +PyAPI_FUNC(PyObject *) _PyLong_GCD(PyObject *, PyObject *); + +PyAPI_FUNC(PyObject *) _PyLong_Rshift(PyObject *, size_t); +PyAPI_FUNC(PyObject *) _PyLong_Lshift(PyObject *, size_t); diff --git a/Include/internal/pycore_long.h b/Include/internal/pycore_long.h index 8edc902..8bdf8e5 100644 --- a/Include/internal/pycore_long.h +++ b/Include/internal/pycore_long.h @@ -37,6 +37,32 @@ static inline PyObject* _PyLong_GetOne(void) PyObject *_PyLong_Add(PyLongObject *left, PyLongObject *right); PyObject *_PyLong_Multiply(PyLongObject *left, PyLongObject *right); +/* Used by Python/mystrtoul.c, _PyBytes_FromHex(), + _PyBytes_DecodeEscape(), etc. */ +PyAPI_DATA(unsigned char) _PyLong_DigitValue[256]; + +/* Format the object based on the format_spec, as defined in PEP 3101 + (Advanced String Formatting). */ +PyAPI_FUNC(int) _PyLong_FormatAdvancedWriter( + _PyUnicodeWriter *writer, + PyObject *obj, + PyObject *format_spec, + Py_ssize_t start, + Py_ssize_t end); + +PyAPI_FUNC(int) _PyLong_FormatWriter( + _PyUnicodeWriter *writer, + PyObject *obj, + int base, + int alternate); + +PyAPI_FUNC(char*) _PyLong_FormatBytesWriter( + _PyBytesWriter *writer, + char *str, + PyObject *obj, + int base, + int alternate); + #ifdef __cplusplus } #endif diff --git a/Include/longobject.h b/Include/longobject.h index e2301d7..7fe8f58 100644 --- a/Include/longobject.h +++ b/Include/longobject.h @@ -26,9 +26,6 @@ PyAPI_FUNC(Py_ssize_t) PyLong_AsSsize_t(PyObject *); PyAPI_FUNC(size_t) PyLong_AsSize_t(PyObject *); PyAPI_FUNC(unsigned long) PyLong_AsUnsignedLong(PyObject *); PyAPI_FUNC(unsigned long) PyLong_AsUnsignedLongMask(PyObject *); -#ifndef Py_LIMITED_API -PyAPI_FUNC(int) _PyLong_AsInt(PyObject *); -#endif PyAPI_FUNC(PyObject *) PyLong_GetInfo(void); /* It may be useful in the future. I've added it in the PyInt -> PyLong @@ -65,30 +62,6 @@ PyAPI_FUNC(PyObject *) PyLong_GetInfo(void); # error "void* different in size from int, long and long long" #endif /* SIZEOF_VOID_P */ -#ifndef Py_LIMITED_API -PyAPI_FUNC(int) _PyLong_UnsignedShort_Converter(PyObject *, void *); -PyAPI_FUNC(int) _PyLong_UnsignedInt_Converter(PyObject *, void *); -PyAPI_FUNC(int) _PyLong_UnsignedLong_Converter(PyObject *, void *); -PyAPI_FUNC(int) _PyLong_UnsignedLongLong_Converter(PyObject *, void *); -PyAPI_FUNC(int) _PyLong_Size_t_Converter(PyObject *, void *); -#endif - -/* Used by Python/mystrtoul.c, _PyBytes_FromHex(), - _PyBytes_DecodeEscape(), etc. */ -#ifndef Py_LIMITED_API -PyAPI_DATA(unsigned char) _PyLong_DigitValue[256]; -#endif - -/* _PyLong_Frexp returns a double x and an exponent e such that the - true value is approximately equal to x * 2**e. e is >= 0. x is - 0.0 if and only if the input is 0 (in which case, e and x are both - zeroes); otherwise, 0.5 <= abs(x) < 1.0. On overflow, which is - possible if the number of bits doesn't fit into a Py_ssize_t, sets - OverflowError and returns -1.0 for x, 0 for e. */ -#ifndef Py_LIMITED_API -PyAPI_FUNC(double) _PyLong_Frexp(PyLongObject *a, Py_ssize_t *e); -#endif - PyAPI_FUNC(double) PyLong_AsDouble(PyObject *); PyAPI_FUNC(PyObject *) PyLong_FromVoidPtr(void *); PyAPI_FUNC(void *) PyLong_AsVoidPtr(PyObject *); @@ -101,102 +74,6 @@ PyAPI_FUNC(unsigned long long) PyLong_AsUnsignedLongLongMask(PyObject *); PyAPI_FUNC(long long) PyLong_AsLongLongAndOverflow(PyObject *, int *); PyAPI_FUNC(PyObject *) PyLong_FromString(const char *, char **, int); -#ifndef Py_LIMITED_API -PyAPI_FUNC(PyObject *) PyLong_FromUnicodeObject(PyObject *u, int base); -PyAPI_FUNC(PyObject *) _PyLong_FromBytes(const char *, Py_ssize_t, int); -#endif - -#ifndef Py_LIMITED_API -/* _PyLong_Sign. Return 0 if v is 0, -1 if v < 0, +1 if v > 0. - v must not be NULL, and must be a normalized long. - There are no error cases. -*/ -PyAPI_FUNC(int) _PyLong_Sign(PyObject *v); - - -/* _PyLong_NumBits. Return the number of bits needed to represent the - absolute value of a long. For example, this returns 1 for 1 and -1, 2 - for 2 and -2, and 2 for 3 and -3. It returns 0 for 0. - v must not be NULL, and must be a normalized long. - (size_t)-1 is returned and OverflowError set if the true result doesn't - fit in a size_t. -*/ -PyAPI_FUNC(size_t) _PyLong_NumBits(PyObject *v); - -/* _PyLong_DivmodNear. Given integers a and b, compute the nearest - integer q to the exact quotient a / b, rounding to the nearest even integer - in the case of a tie. Return (q, r), where r = a - q*b. The remainder r - will satisfy abs(r) <= abs(b)/2, with equality possible only if q is - even. -*/ -PyAPI_FUNC(PyObject *) _PyLong_DivmodNear(PyObject *, PyObject *); - -/* _PyLong_FromByteArray: View the n unsigned bytes as a binary integer in - base 256, and return a Python int with the same numeric value. - If n is 0, the integer is 0. Else: - If little_endian is 1/true, bytes[n-1] is the MSB and bytes[0] the LSB; - else (little_endian is 0/false) bytes[0] is the MSB and bytes[n-1] the - LSB. - If is_signed is 0/false, view the bytes as a non-negative integer. - If is_signed is 1/true, view the bytes as a 2's-complement integer, - non-negative if bit 0x80 of the MSB is clear, negative if set. - Error returns: - + Return NULL with the appropriate exception set if there's not - enough memory to create the Python int. -*/ -PyAPI_FUNC(PyObject *) _PyLong_FromByteArray( - const unsigned char* bytes, size_t n, - int little_endian, int is_signed); - -/* _PyLong_AsByteArray: Convert the least-significant 8*n bits of long - v to a base-256 integer, stored in array bytes. Normally return 0, - return -1 on error. - If little_endian is 1/true, store the MSB at bytes[n-1] and the LSB at - bytes[0]; else (little_endian is 0/false) store the MSB at bytes[0] and - the LSB at bytes[n-1]. - If is_signed is 0/false, it's an error if v < 0; else (v >= 0) n bytes - are filled and there's nothing special about bit 0x80 of the MSB. - If is_signed is 1/true, bytes is filled with the 2's-complement - representation of v's value. Bit 0x80 of the MSB is the sign bit. - Error returns (-1): - + is_signed is 0 and v < 0. TypeError is set in this case, and bytes - isn't altered. - + n isn't big enough to hold the full mathematical value of v. For - example, if is_signed is 0 and there are more digits in the v than - fit in n; or if is_signed is 1, v < 0, and n is just 1 bit shy of - being large enough to hold a sign bit. OverflowError is set in this - case, but bytes holds the least-significant n bytes of the true value. -*/ -PyAPI_FUNC(int) _PyLong_AsByteArray(PyLongObject* v, - unsigned char* bytes, size_t n, - int little_endian, int is_signed); - -/* _PyLong_Format: Convert the long to a string object with given base, - appending a base prefix of 0[box] if base is 2, 8 or 16. */ -PyAPI_FUNC(PyObject *) _PyLong_Format(PyObject *obj, int base); - -PyAPI_FUNC(int) _PyLong_FormatWriter( - _PyUnicodeWriter *writer, - PyObject *obj, - int base, - int alternate); - -PyAPI_FUNC(char*) _PyLong_FormatBytesWriter( - _PyBytesWriter *writer, - char *str, - PyObject *obj, - int base, - int alternate); - -/* Format the object based on the format_spec, as defined in PEP 3101 - (Advanced String Formatting). */ -PyAPI_FUNC(int) _PyLong_FormatAdvancedWriter( - _PyUnicodeWriter *writer, - PyObject *obj, - PyObject *format_spec, - Py_ssize_t start, - Py_ssize_t end); -#endif /* Py_LIMITED_API */ /* These aren't really part of the int object, but they're handy. The functions are in Python/mystrtoul.c. @@ -205,13 +82,9 @@ PyAPI_FUNC(unsigned long) PyOS_strtoul(const char *, char **, int); PyAPI_FUNC(long) PyOS_strtol(const char *, char **, int); #ifndef Py_LIMITED_API -/* For use by the gcd function in mathmodule.c */ -PyAPI_FUNC(PyObject *) _PyLong_GCD(PyObject *, PyObject *); -#endif /* !Py_LIMITED_API */ - -#ifndef Py_LIMITED_API -PyAPI_FUNC(PyObject *) _PyLong_Rshift(PyObject *, size_t); -PyAPI_FUNC(PyObject *) _PyLong_Lshift(PyObject *, size_t); +# define Py_CPYTHON_LONGOBJECT_H +# include "cpython/longobject.h" +# undef Py_CPYTHON_LONGOBJECT_H #endif #ifdef __cplusplus diff --git a/Makefile.pre.in b/Makefile.pre.in index 60dc224..f03f535 100644 --- a/Makefile.pre.in +++ b/Makefile.pre.in @@ -1210,6 +1210,7 @@ PYTHON_HEADERS= \ $(srcdir)/Include/cpython/initconfig.h \ $(srcdir)/Include/cpython/listobject.h \ $(srcdir)/Include/cpython/longintrepr.h \ + $(srcdir)/Include/cpython/longobject.h \ $(srcdir)/Include/cpython/methodobject.h \ $(srcdir)/Include/cpython/object.h \ $(srcdir)/Include/cpython/objimpl.h \ diff --git a/Modules/binascii.c b/Modules/binascii.c index ef20988..7037d34 100644 --- a/Modules/binascii.c +++ b/Modules/binascii.c @@ -56,6 +56,7 @@ #define PY_SSIZE_T_CLEAN #include "Python.h" +#include "pycore_long.h" // _PyLong_DigitValue #include "pycore_strhex.h" // _Py_strhex_bytes_with_sep() #ifdef USE_ZLIB_CRC32 # include "zlib.h" diff --git a/Objects/bytesobject.c b/Objects/bytesobject.c index 1163cf0..66fd2ec 100644 --- a/Objects/bytesobject.c +++ b/Objects/bytesobject.c @@ -8,6 +8,7 @@ #include "pycore_call.h" // _PyObject_CallNoArgs() #include "pycore_format.h" // F_LJUST #include "pycore_initconfig.h" // _PyStatus_OK() +#include "pycore_long.h" // _PyLong_DigitValue #include "pycore_object.h" // _PyObject_GC_TRACK #include "pycore_pymem.h" // PYMEM_CLEANBYTE #include "pycore_strhex.h" // _Py_strhex_with_sep() diff --git a/Objects/unicodeobject.c b/Objects/unicodeobject.c index 386052f..61fc34d 100644 --- a/Objects/unicodeobject.c +++ b/Objects/unicodeobject.c @@ -46,6 +46,7 @@ OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. #include "pycore_format.h" // F_LJUST #include "pycore_initconfig.h" // _PyStatus_OK() #include "pycore_interp.h" // PyInterpreterState.fs_codec +#include "pycore_long.h" // _PyLong_FormatWriter() #include "pycore_object.h" // _PyObject_GC_TRACK() #include "pycore_pathconfig.h" // _Py_DumpPathConfig() #include "pycore_pyerrors.h" // _Py_FatalRefcountError() diff --git a/PCbuild/pythoncore.vcxproj b/PCbuild/pythoncore.vcxproj index a26ba9c..1b484be 100644 --- a/PCbuild/pythoncore.vcxproj +++ b/PCbuild/pythoncore.vcxproj @@ -140,6 +140,7 @@ <ClInclude Include="..\Include\cpython\initconfig.h" /> <ClInclude Include="..\Include\cpython\listobject.h" /> <ClInclude Include="..\Include\cpython\longintrepr.h" /> + <ClInclude Include="..\Include\cpython\longobject.h" /> <ClInclude Include="..\Include\cpython\methodobject.h" /> <ClInclude Include="..\Include\cpython\object.h" /> <ClInclude Include="..\Include\cpython\objimpl.h" /> diff --git a/PCbuild/pythoncore.vcxproj.filters b/PCbuild/pythoncore.vcxproj.filters index 335bfb3..c151976 100644 --- a/PCbuild/pythoncore.vcxproj.filters +++ b/PCbuild/pythoncore.vcxproj.filters @@ -387,6 +387,9 @@ <ClInclude Include="..\Include\cpython\longintrepr.h"> <Filter>Include</Filter> </ClInclude> + <ClInclude Include="..\Include\cpython\longobject.h"> + <Filter>Include</Filter> + </ClInclude> <ClInclude Include="..\Include\cpython\odictobject.h"> <Filter>Include</Filter> </ClInclude> diff --git a/Python/formatter_unicode.c b/Python/formatter_unicode.c index 9071bf3..0c21301 100644 --- a/Python/formatter_unicode.c +++ b/Python/formatter_unicode.c @@ -3,7 +3,8 @@ of int.__float__, etc., that take and return unicode objects */ #include "Python.h" -#include "pycore_fileutils.h" +#include "pycore_fileutils.h" // _Py_GetLocaleconvNumeric() +#include "pycore_long.h" // _PyLong_FormatWriter() #include <locale.h> /* Raises an exception about an unknown presentation type for this diff --git a/Python/mystrtoul.c b/Python/mystrtoul.c index 19fa57a..e6fe154 100644 --- a/Python/mystrtoul.c +++ b/Python/mystrtoul.c @@ -1,5 +1,5 @@ - #include "Python.h" +#include "pycore_long.h" // _PyLong_DigitValue #if defined(__sgi) && !defined(_SGI_MP_SOURCE) #define _SGI_MP_SOURCE |