524 lines
22 KiB
C++
524 lines
22 KiB
C++
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/* Copyright (c) 2018, Google Inc.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
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#include <gtest/gtest.h>
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#include <gtest/gtest-spi.h>
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#include <openssl/rand.h>
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#include "test/abi_test.h"
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static bool test_function_ok;
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static int TestFunction(int a1, int a2, int a3, int a4, int a5, int a6, int a7,
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int a8) {
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test_function_ok = a1 == 1 || a2 == 2 || a3 == 3 || a4 == 4 || a5 == 5 ||
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a6 == 6 || a7 == 7 || a8 == 8;
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return 42;
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}
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TEST(ABITest, SanityCheck) {
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EXPECT_NE(0, CHECK_ABI_NO_UNWIND(strcmp, "hello", "world"));
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test_function_ok = false;
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EXPECT_EQ(42, CHECK_ABI_SEH(TestFunction, 1, 2, 3, 4, 5, 6, 7, 8));
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EXPECT_TRUE(test_function_ok);
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#if defined(SUPPORTS_ABI_TEST)
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abi_test::internal::CallerState state;
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RAND_bytes(reinterpret_cast<uint8_t *>(&state), sizeof(state));
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crypto_word_t argv[] = {
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1, 2, 3, 4, 5, 6, 7, 8,
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};
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CHECK_ABI_SEH(abi_test_trampoline,
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reinterpret_cast<crypto_word_t>(TestFunction), &state, argv, 8,
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0 /* no breakpoint */);
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#if defined(OPENSSL_X86_64)
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if (abi_test::UnwindTestsEnabled()) {
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_SEH(abi_test_bad_unwind_wrong_register),
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"was not recovered");
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_SEH(abi_test_bad_unwind_temporary),
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"was not recovered");
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CHECK_ABI_NO_UNWIND(abi_test_bad_unwind_wrong_register);
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CHECK_ABI_NO_UNWIND(abi_test_bad_unwind_temporary);
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#if defined(OPENSSL_WINDOWS)
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// The invalid epilog makes Windows believe the epilog starts later than it
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// actually does. As a result, immediately after the popq, it does not
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// realize the stack has been unwound and repeats the work.
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_SEH(abi_test_bad_unwind_epilog),
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"unwound past starting frame");
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CHECK_ABI_NO_UNWIND(abi_test_bad_unwind_epilog);
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#endif // OPENSSL_WINDOWS
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}
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#endif // OPENSSL_X86_64
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#endif // SUPPORTS_ABI_TEST
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}
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#if defined(OPENSSL_X86_64) && defined(SUPPORTS_ABI_TEST)
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extern "C" {
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void abi_test_clobber_rax(void);
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void abi_test_clobber_rbx(void);
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void abi_test_clobber_rcx(void);
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void abi_test_clobber_rdx(void);
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void abi_test_clobber_rsi(void);
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void abi_test_clobber_rdi(void);
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void abi_test_clobber_rbp(void);
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void abi_test_clobber_r8(void);
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void abi_test_clobber_r9(void);
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void abi_test_clobber_r10(void);
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void abi_test_clobber_r11(void);
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void abi_test_clobber_r12(void);
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void abi_test_clobber_r13(void);
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void abi_test_clobber_r14(void);
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void abi_test_clobber_r15(void);
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void abi_test_clobber_xmm0(void);
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void abi_test_clobber_xmm1(void);
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void abi_test_clobber_xmm2(void);
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void abi_test_clobber_xmm3(void);
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void abi_test_clobber_xmm4(void);
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void abi_test_clobber_xmm5(void);
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void abi_test_clobber_xmm6(void);
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void abi_test_clobber_xmm7(void);
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void abi_test_clobber_xmm8(void);
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void abi_test_clobber_xmm9(void);
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void abi_test_clobber_xmm10(void);
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void abi_test_clobber_xmm11(void);
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void abi_test_clobber_xmm12(void);
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void abi_test_clobber_xmm13(void);
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void abi_test_clobber_xmm14(void);
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void abi_test_clobber_xmm15(void);
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} // extern "C"
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TEST(ABITest, X86_64) {
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// abi_test_trampoline hides unsaved registers from the caller, so we can
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// safely call the abi_test_clobber_* functions below.
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abi_test::internal::CallerState state;
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RAND_bytes(reinterpret_cast<uint8_t *>(&state), sizeof(state));
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CHECK_ABI_NO_UNWIND(abi_test_trampoline,
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reinterpret_cast<crypto_word_t>(abi_test_clobber_rbx),
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&state, nullptr, 0, 0 /* no breakpoint */);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_rax);
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_rbx),
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"rbx was not restored after return");
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CHECK_ABI_NO_UNWIND(abi_test_clobber_rcx);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_rdx);
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#if defined(OPENSSL_WINDOWS)
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_rdi),
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"rdi was not restored after return");
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_rsi),
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"rsi was not restored after return");
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#else
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CHECK_ABI_NO_UNWIND(abi_test_clobber_rdi);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_rsi);
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#endif
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_rbp),
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"rbp was not restored after return");
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CHECK_ABI_NO_UNWIND(abi_test_clobber_r8);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_r9);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_r10);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_r11);
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r12),
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"r12 was not restored after return");
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r13),
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"r13 was not restored after return");
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r14),
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"r14 was not restored after return");
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r15),
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"r15 was not restored after return");
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm0);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm1);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm2);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm3);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm4);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm5);
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#if defined(OPENSSL_WINDOWS)
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm6),
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"xmm6 was not restored after return");
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm7),
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"xmm7 was not restored after return");
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm8),
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"xmm8 was not restored after return");
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm9),
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"xmm9 was not restored after return");
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm10),
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"xmm10 was not restored after return");
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm11),
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"xmm11 was not restored after return");
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm12),
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"xmm12 was not restored after return");
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm13),
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"xmm13 was not restored after return");
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm14),
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"xmm14 was not restored after return");
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm15),
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"xmm15 was not restored after return");
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#else
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm6);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm7);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm8);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm9);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm10);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm11);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm12);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm13);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm14);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm15);
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#endif
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_set_direction_flag),
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"Direction flag set after return");
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EXPECT_EQ(0, abi_test_get_and_clear_direction_flag())
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<< "CHECK_ABI did not insulate the caller from direction flag errors";
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}
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#endif // OPENSSL_X86_64 && SUPPORTS_ABI_TEST
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#if defined(OPENSSL_X86) && defined(SUPPORTS_ABI_TEST)
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extern "C" {
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void abi_test_clobber_eax(void);
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void abi_test_clobber_ebx(void);
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void abi_test_clobber_ecx(void);
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void abi_test_clobber_edx(void);
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void abi_test_clobber_esi(void);
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void abi_test_clobber_edi(void);
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void abi_test_clobber_ebp(void);
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void abi_test_clobber_xmm0(void);
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void abi_test_clobber_xmm1(void);
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void abi_test_clobber_xmm2(void);
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void abi_test_clobber_xmm3(void);
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void abi_test_clobber_xmm4(void);
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void abi_test_clobber_xmm5(void);
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void abi_test_clobber_xmm6(void);
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void abi_test_clobber_xmm7(void);
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} // extern "C"
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TEST(ABITest, X86) {
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// abi_test_trampoline hides unsaved registers from the caller, so we can
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// safely call the abi_test_clobber_* functions below.
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abi_test::internal::CallerState state;
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RAND_bytes(reinterpret_cast<uint8_t *>(&state), sizeof(state));
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CHECK_ABI_NO_UNWIND(abi_test_trampoline,
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reinterpret_cast<crypto_word_t>(abi_test_clobber_ebx),
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&state, nullptr, 0, 0 /* no breakpoint */);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_eax);
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_ebx),
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"ebx was not restored after return");
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CHECK_ABI_NO_UNWIND(abi_test_clobber_ecx);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_edx);
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_edi),
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"edi was not restored after return");
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_esi),
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"esi was not restored after return");
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_ebp),
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"ebp was not restored after return");
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm0);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm1);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm2);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm3);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm4);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm5);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm6);
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CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm7);
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EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_set_direction_flag),
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"Direction flag set after return");
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EXPECT_EQ(0, abi_test_get_and_clear_direction_flag())
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<< "CHECK_ABI did not insulate the caller from direction flag errors";
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}
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#endif // OPENSSL_X86 && SUPPORTS_ABI_TEST
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#if defined(OPENSSL_ARM) && defined(SUPPORTS_ABI_TEST)
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extern "C" {
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void abi_test_clobber_r0(void);
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void abi_test_clobber_r1(void);
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void abi_test_clobber_r2(void);
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void abi_test_clobber_r3(void);
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void abi_test_clobber_r4(void);
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void abi_test_clobber_r5(void);
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void abi_test_clobber_r6(void);
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void abi_test_clobber_r7(void);
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void abi_test_clobber_r8(void);
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void abi_test_clobber_r9(void);
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void abi_test_clobber_r10(void);
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void abi_test_clobber_r11(void);
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void abi_test_clobber_r12(void);
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// r13, r14, and r15, are sp, lr, and pc, respectively.
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void abi_test_clobber_d0(void);
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void abi_test_clobber_d1(void);
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void abi_test_clobber_d2(void);
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void abi_test_clobber_d3(void);
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void abi_test_clobber_d4(void);
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void abi_test_clobber_d5(void);
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void abi_test_clobber_d6(void);
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void abi_test_clobber_d7(void);
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void abi_test_clobber_d8(void);
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void abi_test_clobber_d9(void);
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void abi_test_clobber_d10(void);
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void abi_test_clobber_d11(void);
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void abi_test_clobber_d12(void);
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void abi_test_clobber_d13(void);
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void abi_test_clobber_d14(void);
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void abi_test_clobber_d15(void);
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} // extern "C"
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TEST(ABITest, ARM) {
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// abi_test_trampoline hides unsaved registers from the caller, so we can
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// safely call the abi_test_clobber_* functions below.
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||
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|
abi_test::internal::CallerState state;
|
||
|
|
RAND_bytes(reinterpret_cast<uint8_t *>(&state), sizeof(state));
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_trampoline,
|
||
|
|
reinterpret_cast<crypto_word_t>(abi_test_clobber_r4),
|
||
|
|
&state, nullptr, 0, 0 /* no breakpoint */);
|
||
|
|
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_r0);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_r1);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_r2);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_r3);
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r4),
|
||
|
|
"r4 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r5),
|
||
|
|
"r5 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r6),
|
||
|
|
"r6 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r7),
|
||
|
|
"r7 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r8),
|
||
|
|
"r8 was not restored after return");
|
||
|
|
#if defined(OPENSSL_APPLE)
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_r9);
|
||
|
|
#else
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r9),
|
||
|
|
"r9 was not restored after return");
|
||
|
|
#endif
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r10),
|
||
|
|
"r10 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r11),
|
||
|
|
"r11 was not restored after return");
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_r12);
|
||
|
|
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d0);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d1);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d2);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d3);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d4);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d5);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d6);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d7);
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d8),
|
||
|
|
"d8 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d9),
|
||
|
|
"d9 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d10),
|
||
|
|
"d10 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d11),
|
||
|
|
"d11 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d12),
|
||
|
|
"d12 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d13),
|
||
|
|
"d13 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d14),
|
||
|
|
"d14 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d15),
|
||
|
|
"d15 was not restored after return");
|
||
|
|
}
|
||
|
|
#endif // OPENSSL_ARM && SUPPORTS_ABI_TEST
|
||
|
|
|
||
|
|
|
||
|
|
#if defined(OPENSSL_AARCH64) && defined(SUPPORTS_ABI_TEST)
|
||
|
|
extern "C" {
|
||
|
|
void abi_test_clobber_x0(void);
|
||
|
|
void abi_test_clobber_x1(void);
|
||
|
|
void abi_test_clobber_x2(void);
|
||
|
|
void abi_test_clobber_x3(void);
|
||
|
|
void abi_test_clobber_x4(void);
|
||
|
|
void abi_test_clobber_x5(void);
|
||
|
|
void abi_test_clobber_x6(void);
|
||
|
|
void abi_test_clobber_x7(void);
|
||
|
|
void abi_test_clobber_x8(void);
|
||
|
|
void abi_test_clobber_x9(void);
|
||
|
|
void abi_test_clobber_x10(void);
|
||
|
|
void abi_test_clobber_x11(void);
|
||
|
|
void abi_test_clobber_x12(void);
|
||
|
|
void abi_test_clobber_x13(void);
|
||
|
|
void abi_test_clobber_x14(void);
|
||
|
|
void abi_test_clobber_x15(void);
|
||
|
|
void abi_test_clobber_x16(void);
|
||
|
|
void abi_test_clobber_x17(void);
|
||
|
|
// x18 is the platform register and off limits.
|
||
|
|
void abi_test_clobber_x19(void);
|
||
|
|
void abi_test_clobber_x20(void);
|
||
|
|
void abi_test_clobber_x21(void);
|
||
|
|
void abi_test_clobber_x22(void);
|
||
|
|
void abi_test_clobber_x23(void);
|
||
|
|
void abi_test_clobber_x24(void);
|
||
|
|
void abi_test_clobber_x25(void);
|
||
|
|
void abi_test_clobber_x26(void);
|
||
|
|
void abi_test_clobber_x27(void);
|
||
|
|
void abi_test_clobber_x28(void);
|
||
|
|
void abi_test_clobber_x29(void);
|
||
|
|
|
||
|
|
void abi_test_clobber_d0(void);
|
||
|
|
void abi_test_clobber_d1(void);
|
||
|
|
void abi_test_clobber_d2(void);
|
||
|
|
void abi_test_clobber_d3(void);
|
||
|
|
void abi_test_clobber_d4(void);
|
||
|
|
void abi_test_clobber_d5(void);
|
||
|
|
void abi_test_clobber_d6(void);
|
||
|
|
void abi_test_clobber_d7(void);
|
||
|
|
void abi_test_clobber_d8(void);
|
||
|
|
void abi_test_clobber_d9(void);
|
||
|
|
void abi_test_clobber_d10(void);
|
||
|
|
void abi_test_clobber_d11(void);
|
||
|
|
void abi_test_clobber_d12(void);
|
||
|
|
void abi_test_clobber_d13(void);
|
||
|
|
void abi_test_clobber_d14(void);
|
||
|
|
void abi_test_clobber_d15(void);
|
||
|
|
void abi_test_clobber_d16(void);
|
||
|
|
void abi_test_clobber_d17(void);
|
||
|
|
void abi_test_clobber_d18(void);
|
||
|
|
void abi_test_clobber_d19(void);
|
||
|
|
void abi_test_clobber_d20(void);
|
||
|
|
void abi_test_clobber_d21(void);
|
||
|
|
void abi_test_clobber_d22(void);
|
||
|
|
void abi_test_clobber_d23(void);
|
||
|
|
void abi_test_clobber_d24(void);
|
||
|
|
void abi_test_clobber_d25(void);
|
||
|
|
void abi_test_clobber_d26(void);
|
||
|
|
void abi_test_clobber_d27(void);
|
||
|
|
void abi_test_clobber_d28(void);
|
||
|
|
void abi_test_clobber_d29(void);
|
||
|
|
void abi_test_clobber_d30(void);
|
||
|
|
void abi_test_clobber_d31(void);
|
||
|
|
|
||
|
|
void abi_test_clobber_v8_upper(void);
|
||
|
|
void abi_test_clobber_v9_upper(void);
|
||
|
|
void abi_test_clobber_v10_upper(void);
|
||
|
|
void abi_test_clobber_v11_upper(void);
|
||
|
|
void abi_test_clobber_v12_upper(void);
|
||
|
|
void abi_test_clobber_v13_upper(void);
|
||
|
|
void abi_test_clobber_v14_upper(void);
|
||
|
|
void abi_test_clobber_v15_upper(void);
|
||
|
|
} // extern "C"
|
||
|
|
|
||
|
|
TEST(ABITest, AArch64) {
|
||
|
|
// abi_test_trampoline hides unsaved registers from the caller, so we can
|
||
|
|
// safely call the abi_test_clobber_* functions below.
|
||
|
|
abi_test::internal::CallerState state;
|
||
|
|
RAND_bytes(reinterpret_cast<uint8_t *>(&state), sizeof(state));
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_trampoline,
|
||
|
|
reinterpret_cast<crypto_word_t>(abi_test_clobber_x19),
|
||
|
|
&state, nullptr, 0, 0 /* no breakpoint */);
|
||
|
|
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_x0);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_x1);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_x2);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_x3);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_x4);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_x5);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_x6);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_x7);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_x8);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_x9);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_x10);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_x11);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_x12);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_x13);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_x14);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_x15);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_x16);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_x17);
|
||
|
|
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_x19),
|
||
|
|
"x19 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_x20),
|
||
|
|
"x20 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_x21),
|
||
|
|
"x21 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_x22),
|
||
|
|
"x22 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_x23),
|
||
|
|
"x23 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_x24),
|
||
|
|
"x24 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_x25),
|
||
|
|
"x25 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_x26),
|
||
|
|
"x26 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_x27),
|
||
|
|
"x27 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_x28),
|
||
|
|
"x28 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_x29),
|
||
|
|
"x29 was not restored after return");
|
||
|
|
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d0);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d1);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d2);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d3);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d4);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d5);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d6);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d7);
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d8),
|
||
|
|
"d8 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d9),
|
||
|
|
"d9 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d10),
|
||
|
|
"d10 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d11),
|
||
|
|
"d11 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d12),
|
||
|
|
"d12 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d13),
|
||
|
|
"d13 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d14),
|
||
|
|
"d14 was not restored after return");
|
||
|
|
EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d15),
|
||
|
|
"d15 was not restored after return");
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d16);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d18);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d19);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d20);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d21);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d22);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d23);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d24);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d25);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d26);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d27);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d28);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d29);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d30);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_d31);
|
||
|
|
|
||
|
|
// The lower halves of v8-v15 (accessed as d8-d15) must be preserved, but not
|
||
|
|
// the upper halves.
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_v8_upper);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_v9_upper);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_v10_upper);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_v11_upper);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_v12_upper);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_v13_upper);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_v14_upper);
|
||
|
|
CHECK_ABI_NO_UNWIND(abi_test_clobber_v15_upper);
|
||
|
|
}
|
||
|
|
#endif // OPENSSL_AARCH64 && SUPPORTS_ABI_TEST
|