fix struct regression on 64-bit platforms
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2d40077b4f
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cd51ca5b11
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@ -318,9 +318,13 @@ nu_uint(const char *p, const formatdef *f)
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{
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unsigned int x;
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memcpy((char *)&x, p, sizeof x);
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if (x <= LONG_MAX)
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#if (SIZEOF_LONG > SIZEOF_INT)
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return PyInt_FromLong((long)x);
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#else
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if (x <= ((unsigned int)LONG_MAX))
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return PyInt_FromLong((long)x);
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return PyLong_FromUnsignedLong((unsigned long)x);
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#endif
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}
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static PyObject *
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@ -477,7 +481,7 @@ np_int(char *p, PyObject *v, const formatdef *f)
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if (get_long(v, &x) < 0)
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return -1;
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#if (SIZEOF_LONG > SIZEOF_INT)
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if (x < INT_MIN || x > INT_MAX)
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if ((x < ((long)INT_MIN)) || (x > ((long)INT_MAX)))
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return _range_error(f->format, sizeof(y), 0);
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#endif
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y = (int)x;
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@ -494,7 +498,7 @@ np_uint(char *p, PyObject *v, const formatdef *f)
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return _range_error(f->format, sizeof(y), 1);
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y = (unsigned int)x;
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#if (SIZEOF_LONG > SIZEOF_INT)
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if (x > UINT_MAX)
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if (x > ((unsigned long)UINT_MAX))
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return _range_error(f->format, sizeof(y), 1);
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#endif
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memcpy(p, (char *)&y, sizeof y);
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@ -622,7 +626,7 @@ bu_int(const char *p, const formatdef *f)
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} while (--i > 0);
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/* Extend the sign bit. */
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if (SIZEOF_LONG > f->size)
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x |= -(x & (1L << (8*f->size - 1)));
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x |= -(x & (1L << ((8 * f->size) - 1)));
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return PyInt_FromLong(x);
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}
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@ -650,7 +654,7 @@ bu_longlong(const char *p, const formatdef *f)
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} while (--i > 0);
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/* Extend the sign bit. */
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if (SIZEOF_LONG_LONG > f->size)
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x |= -(x & (1L << (8 * f->size - 1)));
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x |= -(x & (1L << ((8 * f->size) - 1)));
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if (x >= LONG_MIN && x <= LONG_MAX)
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return PyInt_FromLong(Py_SAFE_DOWNCAST(x, PY_LONG_LONG, long));
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return PyLong_FromLongLong(x);
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@ -702,13 +706,14 @@ bp_int(char *p, PyObject *v, const formatdef *f)
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if (get_long(v, &x) < 0)
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return -1;
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i = f->size;
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if (i != SIZEOF_LONG && (
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(i == 2 && (x < -32768 || x > 32767))
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if (i != SIZEOF_LONG) {
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if ((i == 2) && (x < -32768 || x > 32767))
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return _range_error(f->format, i, 0);
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#if (SIZEOF_LONG != 4)
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|| (i == 4) && (x < -2147483648L || x > -2147483647L)
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else if ((i == 4) && (x < -2147483648L || x > 2147483647L))
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return _range_error(f->format, i, 0);
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#endif
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))
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return _range_error(f->format, i, 0);
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}
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do {
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p[--i] = (char)x;
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x >>= 8;
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@ -724,8 +729,12 @@ bp_uint(char *p, PyObject *v, const formatdef *f)
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if (get_ulong(v, &x) < 0)
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return -1;
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i = f->size;
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if (i != SIZEOF_LONG && x >= (1U << (((unsigned int)i) * 8)))
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return _range_error(f->format, f->size, 1);
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if (i != SIZEOF_LONG) {
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unsigned long maxint = 1;
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maxint <<= (unsigned long)(i * 8);
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if (x >= maxint)
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return _range_error(f->format, f->size, 1);
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}
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do {
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p[--i] = (char)x;
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x >>= 8;
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@ -821,7 +830,7 @@ lu_int(const char *p, const formatdef *f)
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} while (i > 0);
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/* Extend the sign bit. */
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if (SIZEOF_LONG > f->size)
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x |= -(x & (1L << (8*f->size - 1)));
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x |= -(x & (1L << ((8 * f->size) - 1)));
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return PyInt_FromLong(x);
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}
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@ -849,7 +858,7 @@ lu_longlong(const char *p, const formatdef *f)
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} while (i > 0);
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/* Extend the sign bit. */
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if (SIZEOF_LONG_LONG > f->size)
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x |= -(x & (1L << (8 * f->size - 1)));
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x |= -(x & (1L << ((8 * f->size) - 1)));
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if (x >= LONG_MIN && x <= LONG_MAX)
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return PyInt_FromLong(Py_SAFE_DOWNCAST(x, PY_LONG_LONG, long));
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return PyLong_FromLongLong(x);
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@ -901,13 +910,14 @@ lp_int(char *p, PyObject *v, const formatdef *f)
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if (get_long(v, &x) < 0)
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return -1;
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i = f->size;
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if (i != SIZEOF_LONG && (
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(i == 2 && (x < -32768 || x > 32767))
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if (i != SIZEOF_LONG) {
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if ((i == 2) && (x < -32768 || x > 32767))
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return _range_error(f->format, i, 0);
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#if (SIZEOF_LONG != 4)
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|| (i == 4) && (x < -2147483648L || x > -2147483647L)
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else if ((i == 4) && (x < -2147483648L || x > 2147483647L))
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return _range_error(f->format, i, 0);
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#endif
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))
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return _range_error(f->format, i, 0);
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}
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do {
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*p++ = (char)x;
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x >>= 8;
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@ -923,8 +933,12 @@ lp_uint(char *p, PyObject *v, const formatdef *f)
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if (get_ulong(v, &x) < 0)
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return -1;
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i = f->size;
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if (i != SIZEOF_LONG && x >= (1U << (((unsigned int)i) * 8)))
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return _range_error(f->format, f->size, 1);
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if (i != SIZEOF_LONG) {
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unsigned long maxint = 1;
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maxint <<= (unsigned long)(i * 8);
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if (x >= maxint)
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return _range_error(f->format, f->size, 1);
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}
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do {
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*p++ = (char)x;
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x >>= 8;
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@ -1273,7 +1287,7 @@ s_unpack_internal(PyStructObject *soself, char *startfrom) {
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fail:
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Py_DECREF(result);
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return NULL;
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};
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}
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PyDoc_STRVAR(s_unpack__doc__,
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