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+/* w64wrapper.c w64wrapper unit tests
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+ *
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+ * Copyright (C) 2006-2021 wolfSSL Inc.
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+ *
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+ * This file is part of wolfSSL.
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+ *
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+ * wolfSSL is free software; you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License as published by
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+ * the Free Software Foundation; either version 2 of the License, or
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+ * (at your option) any later version.
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+ *
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+ * wolfSSL is distributed in the hope that it will be useful,
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+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ * GNU General Public License for more details.
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+ *
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+ * You should have received a copy of the GNU General Public License
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+ * along with this program; if not, write to the Free Software
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+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
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+ */
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+#ifdef HAVE_CONFIG_H
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+ #include <config.h>
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+#endif
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+
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+#include <wolfssl/wolfcrypt/settings.h>
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+#include <tests/unit.h>
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+
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+#ifdef WOLFSSL_W64_WRAPPER
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+
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+#ifndef NO_INLINE
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+#define WOLFSSL_MISC_INCLUDED
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+#include <wolfcrypt/src/misc.c>
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+#else
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+#include <wolfssl/wolfcrypt/misc.h>
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+#endif
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+
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+int w64wrapper_test(void)
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+{
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+ w64wrapper a, b, c;
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+ byte wrap, raw[8];
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+
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+ a = w64From32(0x01020304, 0x05060708);
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+#if defined(WORD64_AVAILABLE) && !defined(WOLFSSL_W64_WRAPPER_TEST)
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+ if (a.n != 0x0102030405060708)
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+ return -1;
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+#else
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+ if (a.n[0] != 0x01020304 || a.n[1] != 0x05060708)
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+ return -1;
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+#endif /* WORD64_AVAILABLE && WOLFSSL_W64_WRAPPER_TEST */
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+
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+ if (w64GetLow32(a) != 0x05060708)
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+ return -2;
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+ if (w64GetHigh32(a) != 0x01020304)
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+ return -3;
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+ w64SetLow32(&a, 0xabcdefff);
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+ if (w64GetLow32(a) != 0xabcdefff || w64GetHigh32(a) != 0x01020304)
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+ return -4;
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+
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+ a = w64From32(0,0);
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+ w64Increment(&a);
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+ if (w64GetLow32(a) != 1 || w64GetHigh32(a) != 0)
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+ return -5;
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+
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+ a = w64From32(0, 0xffffffff);
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+ w64Increment(&a);
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+ if (w64GetLow32(a) != 0 || w64GetHigh32(a) != 1)
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+ return -6;
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+
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+ a = w64From32(0,1);
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+ w64Decrement(&a);
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+ if (w64GetLow32(a) != 0 || w64GetHigh32(a) != 0)
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+ return -7;
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+
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+ a = w64From32(1,0);
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+ w64Decrement(&a);
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+ if (w64GetLow32(a) != 0xffffffff || w64GetHigh32(a) != 0)
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+ return -8;
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+
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+ a = w64From32(0xabcdef, 0xdeed);
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+ b = w64From32(0xabcdef, 0xdeed);
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+ if (!w64Equal(a, b))
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+ return -9;
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+
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+ a = w64From32(1, 1);
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+ b = w64From32(0, 1);
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+ if (w64Equal(a, b))
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+ return -10;
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+
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+ wrap = 0;
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+ a = w64From32(0x0, 0x1);
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+ b = w64Add32(a, 0x1, &wrap);
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+ if (w64GetLow32(b) != 0x2 || w64GetHigh32(b) != 0x0 || wrap)
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+ return -11;
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+
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+ wrap = 0;
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+ a = w64From32(0x0, 0xffffffff);
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+ b = w64Add32(a, 0x1, &wrap);
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+ if (w64GetLow32(b) != 0x0 || w64GetHigh32(b) != 0x01 || wrap)
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+ return -12;
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+
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+ wrap = 0;
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+ a = w64From32(0xffffffff, 0xffffffff);
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+ b = w64Add32(a, 0x1, &wrap);
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+ if (w64GetLow32(b) != 0x0 || w64GetHigh32(b) != 0x00 || !wrap)
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+ return -13;
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+
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+ wrap = 0;
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+ a = w64From32(0x0, 0x1);
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+ b = w64Sub32(a, 0x1, &wrap);
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+ if (w64GetLow32(b) != 0x0 || w64GetHigh32(b) != 0x00 || wrap)
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+ return -14;
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+
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+ wrap = 0;
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+ a = w64From32(0xffffffff, 0x0);
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+ b = w64Sub32(a, 0x1, &wrap);
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+ if (w64GetLow32(b) != 0xffffffff ||
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+ w64GetHigh32(b) != 0xfffffffe || wrap)
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+ return -15;
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+
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+ wrap = 0;
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+ a = w64From32(0x0, 0x0);
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+ b = w64Sub32(a, 0x1, &wrap);
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+ if (w64GetLow32(b) != 0xffffffff ||
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+ w64GetHigh32(b) != 0xffffffff || !wrap)
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+ return -16;
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+
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+ a = w64From32(0x0, 0x0);
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+ b = w64From32(0x0, 0x0);
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+ if (w64GT(a,b) || w64GT(b,a) || !w64GTE(a,b) || w64LT(a,b) || w64LT(b,a))
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+ return -17;
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+
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+ a = w64From32(0x0, 0x1);
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+ b = w64From32(0x0, 0x0);
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+ if (!w64GT(a, b) || w64GT(b, a) || !w64GTE(a, b) || w64GTE(b, a) ||
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+ w64LT(a, b) || !w64LT(b, a))
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+ return -18;
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+
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+ a = w64From32(0x1, 0x0);
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+ b = w64From32(0x0, 0x0);
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+ if (!w64GT(a, b) || w64GT(b, a) || !w64GTE(a, b) || w64GTE(b, a) ||
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+ !w64LT(b, a) || w64LT(a, b))
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+ return -19;
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+
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+ a = w64From32(0x1, 0x0);
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+ b = w64From32(0x1, 0x0);
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+ if (w64GT(a,b) || w64GT(b,a) || !w64GTE(a,b) || w64LT(a,b))
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+ return -20;
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+
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+ a = w64From32(0x1, 0x1);
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+ b = w64From32(0x1, 0x0);
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+ if (!w64GT(a, b) || w64GT(b, a) || !w64GTE(a, b) || w64GTE(b, a) ||
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+ w64LT(a, b) || !w64LT(b, a))
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+ return -21;
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+
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+ a = w64From32(0x2, 0x1);
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+ b = w64From32(0x1, 0x3);
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+ if (!w64GT(a, b) || w64GT(b, a) || !w64GTE(a, b) || w64GTE(b, a) ||
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+ w64LT(a, b) || !w64LT(b, a))
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+ return -22;
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+
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+ a = w64From32(0x0, 0x0);
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+ if (!w64IsZero(a))
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+ return -23;
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+
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+ a = w64From32(0x01020304, 0x05060708);
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+ c64toa(&a, raw);
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+ if (raw[0] != 0x01
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+ ||raw[1] != 0x02
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+ ||raw[2] != 0x03
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+ ||raw[3] != 0x04
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+ ||raw[4] != 0x05
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+ ||raw[5] != 0x06
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+ ||raw[6] != 0x07
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+ ||raw[7] != 0x08) {
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+ return -24;
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+ }
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+
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+ b = w64From32(0x0,0x0);
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+ ato64(raw, &b);
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+ if (w64GetHigh32(b) != 0x01020304 || w64GetLow32(b) != 0x05060708)
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+ return -25;
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+
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+ w64Zero(&b);
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+ if (w64GetHigh32(b) != 0x0 || w64GetLow32(b) != 0x0)
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+ return -26;
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+
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+ b = w64From32(0x0, 0xffffffff);
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+ w64Increment(&b);
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+ if (w64GetHigh32(b) != 0x1 || w64GetLow32(b) != 0x0)
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+ return -27;
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+ b = w64From32(0xffffffff, 0xffffffff);
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+ w64Increment(&b);
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+ if (w64GetHigh32(b) != 0x0 || w64GetLow32(b) != 0x0)
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+ return -28;
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+ b = w64From32(0xffffffff, 0x0);
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+ w64Decrement(&b);
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+ if (w64GetHigh32(b) != 0xfffffffe || w64GetLow32(b) != 0xffffffff)
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+ return -29;
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+
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+ a = w64From32(0x01, 0x20);
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+ b = w64From32(0x01, 0x10);
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+ c = w64Sub(a,b);
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+ if (w64GetHigh32(c) != 0x0 || w64GetLow32(c) != 0x10)
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+ return -30;
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+ c = w64Sub(b,a);
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+ if (w64GetHigh32(c) != 0xffffffff || w64GetLow32(c) != 0xfffffff0)
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+ return -31;
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+
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+ a = w64From32(0x01, 0x10);
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+ b = w64From32(0x00, 0x20);
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+ c = w64Sub(a,b);
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+ if (w64GetHigh32(c) != 0x00000000 || w64GetLow32(c) != 0xfffffff0)
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+ return -32;
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+
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+ return 0;
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+}
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+
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+#endif /* WOLFSSL_W64_WRAPPER */
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