diff options
author | orivej <orivej@yandex-team.ru> | 2022-02-10 16:44:49 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:44:49 +0300 |
commit | 718c552901d703c502ccbefdfc3c9028d608b947 (patch) | |
tree | 46534a98bbefcd7b1f3faa5b52c138ab27db75b7 /contrib/tools/python3/src/Python/structmember.c | |
parent | e9656aae26e0358d5378e5b63dcac5c8dbe0e4d0 (diff) | |
download | ydb-718c552901d703c502ccbefdfc3c9028d608b947.tar.gz |
Restoring authorship annotation for <orivej@yandex-team.ru>. Commit 1 of 2.
Diffstat (limited to 'contrib/tools/python3/src/Python/structmember.c')
-rw-r--r-- | contrib/tools/python3/src/Python/structmember.c | 580 |
1 files changed, 290 insertions, 290 deletions
diff --git a/contrib/tools/python3/src/Python/structmember.c b/contrib/tools/python3/src/Python/structmember.c index ba88e15f93..4bb0e50e22 100644 --- a/contrib/tools/python3/src/Python/structmember.c +++ b/contrib/tools/python3/src/Python/structmember.c @@ -1,291 +1,291 @@ - -/* Map C struct members to Python object attributes */ - -#include "Python.h" + +/* Map C struct members to Python object attributes */ + +#include "Python.h" #include "structmember.h" // PyMemberDef - -PyObject * -PyMember_GetOne(const char *addr, PyMemberDef *l) -{ - PyObject *v; - - addr += l->offset; - switch (l->type) { - case T_BOOL: - v = PyBool_FromLong(*(char*)addr); - break; - case T_BYTE: - v = PyLong_FromLong(*(char*)addr); - break; - case T_UBYTE: - v = PyLong_FromUnsignedLong(*(unsigned char*)addr); - break; - case T_SHORT: - v = PyLong_FromLong(*(short*)addr); - break; - case T_USHORT: - v = PyLong_FromUnsignedLong(*(unsigned short*)addr); - break; - case T_INT: - v = PyLong_FromLong(*(int*)addr); - break; - case T_UINT: - v = PyLong_FromUnsignedLong(*(unsigned int*)addr); - break; - case T_LONG: - v = PyLong_FromLong(*(long*)addr); - break; - case T_ULONG: - v = PyLong_FromUnsignedLong(*(unsigned long*)addr); - break; - case T_PYSSIZET: - v = PyLong_FromSsize_t(*(Py_ssize_t*)addr); - break; - case T_FLOAT: - v = PyFloat_FromDouble((double)*(float*)addr); - break; - case T_DOUBLE: - v = PyFloat_FromDouble(*(double*)addr); - break; - case T_STRING: - if (*(char**)addr == NULL) { - Py_INCREF(Py_None); - v = Py_None; - } - else - v = PyUnicode_FromString(*(char**)addr); - break; - case T_STRING_INPLACE: - v = PyUnicode_FromString((char*)addr); - break; - case T_CHAR: - v = PyUnicode_FromStringAndSize((char*)addr, 1); - break; - case T_OBJECT: - v = *(PyObject **)addr; - if (v == NULL) - v = Py_None; - Py_INCREF(v); - break; - case T_OBJECT_EX: - v = *(PyObject **)addr; - if (v == NULL) - PyErr_SetString(PyExc_AttributeError, l->name); - Py_XINCREF(v); - break; - case T_LONGLONG: - v = PyLong_FromLongLong(*(long long *)addr); - break; - case T_ULONGLONG: - v = PyLong_FromUnsignedLongLong(*(unsigned long long *)addr); - break; - case T_NONE: - v = Py_None; - Py_INCREF(v); - break; - default: - PyErr_SetString(PyExc_SystemError, "bad memberdescr type"); - v = NULL; - } - return v; -} - -#define WARN(msg) \ - do { \ - if (PyErr_WarnEx(PyExc_RuntimeWarning, msg, 1) < 0) \ - return -1; \ - } while (0) - -int -PyMember_SetOne(char *addr, PyMemberDef *l, PyObject *v) -{ - PyObject *oldv; - - addr += l->offset; - - if ((l->flags & READONLY)) - { - PyErr_SetString(PyExc_AttributeError, "readonly attribute"); - return -1; - } - if (v == NULL) { - if (l->type == T_OBJECT_EX) { - /* Check if the attribute is set. */ - if (*(PyObject **)addr == NULL) { - PyErr_SetString(PyExc_AttributeError, l->name); - return -1; - } - } - else if (l->type != T_OBJECT) { - PyErr_SetString(PyExc_TypeError, - "can't delete numeric/char attribute"); - return -1; - } - } - switch (l->type) { - case T_BOOL:{ - if (!PyBool_Check(v)) { - PyErr_SetString(PyExc_TypeError, - "attribute value type must be bool"); - return -1; - } - if (v == Py_True) - *(char*)addr = (char) 1; - else - *(char*)addr = (char) 0; - break; - } - case T_BYTE:{ - long long_val = PyLong_AsLong(v); - if ((long_val == -1) && PyErr_Occurred()) - return -1; - *(char*)addr = (char)long_val; - /* XXX: For compatibility, only warn about truncations - for now. */ - if ((long_val > CHAR_MAX) || (long_val < CHAR_MIN)) - WARN("Truncation of value to char"); - break; - } - case T_UBYTE:{ - long long_val = PyLong_AsLong(v); - if ((long_val == -1) && PyErr_Occurred()) - return -1; - *(unsigned char*)addr = (unsigned char)long_val; - if ((long_val > UCHAR_MAX) || (long_val < 0)) - WARN("Truncation of value to unsigned char"); - break; - } - case T_SHORT:{ - long long_val = PyLong_AsLong(v); - if ((long_val == -1) && PyErr_Occurred()) - return -1; - *(short*)addr = (short)long_val; - if ((long_val > SHRT_MAX) || (long_val < SHRT_MIN)) - WARN("Truncation of value to short"); - break; - } - case T_USHORT:{ - long long_val = PyLong_AsLong(v); - if ((long_val == -1) && PyErr_Occurred()) - return -1; - *(unsigned short*)addr = (unsigned short)long_val; - if ((long_val > USHRT_MAX) || (long_val < 0)) - WARN("Truncation of value to unsigned short"); - break; - } - case T_INT:{ - long long_val = PyLong_AsLong(v); - if ((long_val == -1) && PyErr_Occurred()) - return -1; - *(int *)addr = (int)long_val; - if ((long_val > INT_MAX) || (long_val < INT_MIN)) - WARN("Truncation of value to int"); - break; - } - case T_UINT:{ - unsigned long ulong_val = PyLong_AsUnsignedLong(v); - if ((ulong_val == (unsigned long)-1) && PyErr_Occurred()) { - /* XXX: For compatibility, accept negative int values - as well. */ - PyErr_Clear(); - ulong_val = PyLong_AsLong(v); - if ((ulong_val == (unsigned long)-1) && - PyErr_Occurred()) - return -1; - *(unsigned int *)addr = (unsigned int)ulong_val; - WARN("Writing negative value into unsigned field"); - } else - *(unsigned int *)addr = (unsigned int)ulong_val; - if (ulong_val > UINT_MAX) - WARN("Truncation of value to unsigned int"); - break; - } - case T_LONG:{ - *(long*)addr = PyLong_AsLong(v); - if ((*(long*)addr == -1) && PyErr_Occurred()) - return -1; - break; - } - case T_ULONG:{ - *(unsigned long*)addr = PyLong_AsUnsignedLong(v); - if ((*(unsigned long*)addr == (unsigned long)-1) - && PyErr_Occurred()) { - /* XXX: For compatibility, accept negative int values - as well. */ - PyErr_Clear(); - *(unsigned long*)addr = PyLong_AsLong(v); - if ((*(unsigned long*)addr == (unsigned long)-1) - && PyErr_Occurred()) - return -1; - WARN("Writing negative value into unsigned field"); - } - break; - } - case T_PYSSIZET:{ - *(Py_ssize_t*)addr = PyLong_AsSsize_t(v); - if ((*(Py_ssize_t*)addr == (Py_ssize_t)-1) - && PyErr_Occurred()) - return -1; - break; - } - case T_FLOAT:{ - double double_val = PyFloat_AsDouble(v); - if ((double_val == -1) && PyErr_Occurred()) - return -1; - *(float*)addr = (float)double_val; - break; - } - case T_DOUBLE: - *(double*)addr = PyFloat_AsDouble(v); - if ((*(double*)addr == -1) && PyErr_Occurred()) - return -1; - break; - case T_OBJECT: - case T_OBJECT_EX: - Py_XINCREF(v); - oldv = *(PyObject **)addr; - *(PyObject **)addr = v; - Py_XDECREF(oldv); - break; - case T_CHAR: { - const char *string; - Py_ssize_t len; - - string = PyUnicode_AsUTF8AndSize(v, &len); - if (string == NULL || len != 1) { - PyErr_BadArgument(); - return -1; - } - *(char*)addr = string[0]; - break; - } - case T_STRING: - case T_STRING_INPLACE: - PyErr_SetString(PyExc_TypeError, "readonly attribute"); - return -1; - case T_LONGLONG:{ - long long value; - *(long long*)addr = value = PyLong_AsLongLong(v); - if ((value == -1) && PyErr_Occurred()) - return -1; - break; - } - case T_ULONGLONG:{ - unsigned long long value; - /* ??? PyLong_AsLongLong accepts an int, but PyLong_AsUnsignedLongLong - doesn't ??? */ - if (PyLong_Check(v)) - *(unsigned long long*)addr = value = PyLong_AsUnsignedLongLong(v); - else - *(unsigned long long*)addr = value = PyLong_AsLong(v); - if ((value == (unsigned long long)-1) && PyErr_Occurred()) - return -1; - break; - } - default: - PyErr_Format(PyExc_SystemError, - "bad memberdescr type for %s", l->name); - return -1; - } - return 0; -} + +PyObject * +PyMember_GetOne(const char *addr, PyMemberDef *l) +{ + PyObject *v; + + addr += l->offset; + switch (l->type) { + case T_BOOL: + v = PyBool_FromLong(*(char*)addr); + break; + case T_BYTE: + v = PyLong_FromLong(*(char*)addr); + break; + case T_UBYTE: + v = PyLong_FromUnsignedLong(*(unsigned char*)addr); + break; + case T_SHORT: + v = PyLong_FromLong(*(short*)addr); + break; + case T_USHORT: + v = PyLong_FromUnsignedLong(*(unsigned short*)addr); + break; + case T_INT: + v = PyLong_FromLong(*(int*)addr); + break; + case T_UINT: + v = PyLong_FromUnsignedLong(*(unsigned int*)addr); + break; + case T_LONG: + v = PyLong_FromLong(*(long*)addr); + break; + case T_ULONG: + v = PyLong_FromUnsignedLong(*(unsigned long*)addr); + break; + case T_PYSSIZET: + v = PyLong_FromSsize_t(*(Py_ssize_t*)addr); + break; + case T_FLOAT: + v = PyFloat_FromDouble((double)*(float*)addr); + break; + case T_DOUBLE: + v = PyFloat_FromDouble(*(double*)addr); + break; + case T_STRING: + if (*(char**)addr == NULL) { + Py_INCREF(Py_None); + v = Py_None; + } + else + v = PyUnicode_FromString(*(char**)addr); + break; + case T_STRING_INPLACE: + v = PyUnicode_FromString((char*)addr); + break; + case T_CHAR: + v = PyUnicode_FromStringAndSize((char*)addr, 1); + break; + case T_OBJECT: + v = *(PyObject **)addr; + if (v == NULL) + v = Py_None; + Py_INCREF(v); + break; + case T_OBJECT_EX: + v = *(PyObject **)addr; + if (v == NULL) + PyErr_SetString(PyExc_AttributeError, l->name); + Py_XINCREF(v); + break; + case T_LONGLONG: + v = PyLong_FromLongLong(*(long long *)addr); + break; + case T_ULONGLONG: + v = PyLong_FromUnsignedLongLong(*(unsigned long long *)addr); + break; + case T_NONE: + v = Py_None; + Py_INCREF(v); + break; + default: + PyErr_SetString(PyExc_SystemError, "bad memberdescr type"); + v = NULL; + } + return v; +} + +#define WARN(msg) \ + do { \ + if (PyErr_WarnEx(PyExc_RuntimeWarning, msg, 1) < 0) \ + return -1; \ + } while (0) + +int +PyMember_SetOne(char *addr, PyMemberDef *l, PyObject *v) +{ + PyObject *oldv; + + addr += l->offset; + + if ((l->flags & READONLY)) + { + PyErr_SetString(PyExc_AttributeError, "readonly attribute"); + return -1; + } + if (v == NULL) { + if (l->type == T_OBJECT_EX) { + /* Check if the attribute is set. */ + if (*(PyObject **)addr == NULL) { + PyErr_SetString(PyExc_AttributeError, l->name); + return -1; + } + } + else if (l->type != T_OBJECT) { + PyErr_SetString(PyExc_TypeError, + "can't delete numeric/char attribute"); + return -1; + } + } + switch (l->type) { + case T_BOOL:{ + if (!PyBool_Check(v)) { + PyErr_SetString(PyExc_TypeError, + "attribute value type must be bool"); + return -1; + } + if (v == Py_True) + *(char*)addr = (char) 1; + else + *(char*)addr = (char) 0; + break; + } + case T_BYTE:{ + long long_val = PyLong_AsLong(v); + if ((long_val == -1) && PyErr_Occurred()) + return -1; + *(char*)addr = (char)long_val; + /* XXX: For compatibility, only warn about truncations + for now. */ + if ((long_val > CHAR_MAX) || (long_val < CHAR_MIN)) + WARN("Truncation of value to char"); + break; + } + case T_UBYTE:{ + long long_val = PyLong_AsLong(v); + if ((long_val == -1) && PyErr_Occurred()) + return -1; + *(unsigned char*)addr = (unsigned char)long_val; + if ((long_val > UCHAR_MAX) || (long_val < 0)) + WARN("Truncation of value to unsigned char"); + break; + } + case T_SHORT:{ + long long_val = PyLong_AsLong(v); + if ((long_val == -1) && PyErr_Occurred()) + return -1; + *(short*)addr = (short)long_val; + if ((long_val > SHRT_MAX) || (long_val < SHRT_MIN)) + WARN("Truncation of value to short"); + break; + } + case T_USHORT:{ + long long_val = PyLong_AsLong(v); + if ((long_val == -1) && PyErr_Occurred()) + return -1; + *(unsigned short*)addr = (unsigned short)long_val; + if ((long_val > USHRT_MAX) || (long_val < 0)) + WARN("Truncation of value to unsigned short"); + break; + } + case T_INT:{ + long long_val = PyLong_AsLong(v); + if ((long_val == -1) && PyErr_Occurred()) + return -1; + *(int *)addr = (int)long_val; + if ((long_val > INT_MAX) || (long_val < INT_MIN)) + WARN("Truncation of value to int"); + break; + } + case T_UINT:{ + unsigned long ulong_val = PyLong_AsUnsignedLong(v); + if ((ulong_val == (unsigned long)-1) && PyErr_Occurred()) { + /* XXX: For compatibility, accept negative int values + as well. */ + PyErr_Clear(); + ulong_val = PyLong_AsLong(v); + if ((ulong_val == (unsigned long)-1) && + PyErr_Occurred()) + return -1; + *(unsigned int *)addr = (unsigned int)ulong_val; + WARN("Writing negative value into unsigned field"); + } else + *(unsigned int *)addr = (unsigned int)ulong_val; + if (ulong_val > UINT_MAX) + WARN("Truncation of value to unsigned int"); + break; + } + case T_LONG:{ + *(long*)addr = PyLong_AsLong(v); + if ((*(long*)addr == -1) && PyErr_Occurred()) + return -1; + break; + } + case T_ULONG:{ + *(unsigned long*)addr = PyLong_AsUnsignedLong(v); + if ((*(unsigned long*)addr == (unsigned long)-1) + && PyErr_Occurred()) { + /* XXX: For compatibility, accept negative int values + as well. */ + PyErr_Clear(); + *(unsigned long*)addr = PyLong_AsLong(v); + if ((*(unsigned long*)addr == (unsigned long)-1) + && PyErr_Occurred()) + return -1; + WARN("Writing negative value into unsigned field"); + } + break; + } + case T_PYSSIZET:{ + *(Py_ssize_t*)addr = PyLong_AsSsize_t(v); + if ((*(Py_ssize_t*)addr == (Py_ssize_t)-1) + && PyErr_Occurred()) + return -1; + break; + } + case T_FLOAT:{ + double double_val = PyFloat_AsDouble(v); + if ((double_val == -1) && PyErr_Occurred()) + return -1; + *(float*)addr = (float)double_val; + break; + } + case T_DOUBLE: + *(double*)addr = PyFloat_AsDouble(v); + if ((*(double*)addr == -1) && PyErr_Occurred()) + return -1; + break; + case T_OBJECT: + case T_OBJECT_EX: + Py_XINCREF(v); + oldv = *(PyObject **)addr; + *(PyObject **)addr = v; + Py_XDECREF(oldv); + break; + case T_CHAR: { + const char *string; + Py_ssize_t len; + + string = PyUnicode_AsUTF8AndSize(v, &len); + if (string == NULL || len != 1) { + PyErr_BadArgument(); + return -1; + } + *(char*)addr = string[0]; + break; + } + case T_STRING: + case T_STRING_INPLACE: + PyErr_SetString(PyExc_TypeError, "readonly attribute"); + return -1; + case T_LONGLONG:{ + long long value; + *(long long*)addr = value = PyLong_AsLongLong(v); + if ((value == -1) && PyErr_Occurred()) + return -1; + break; + } + case T_ULONGLONG:{ + unsigned long long value; + /* ??? PyLong_AsLongLong accepts an int, but PyLong_AsUnsignedLongLong + doesn't ??? */ + if (PyLong_Check(v)) + *(unsigned long long*)addr = value = PyLong_AsUnsignedLongLong(v); + else + *(unsigned long long*)addr = value = PyLong_AsLong(v); + if ((value == (unsigned long long)-1) && PyErr_Occurred()) + return -1; + break; + } + default: + PyErr_Format(PyExc_SystemError, + "bad memberdescr type for %s", l->name); + return -1; + } + return 0; +} |