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https://github.com/trezor/trezor-firmware.git
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27 lines
1.0 KiB
C
27 lines
1.0 KiB
C
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#ifndef CHECK_MEM_H
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#define CHECK_MEM_H
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#define _ck_assert_mem(X, Y, L, OP) do { \
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const char* _ck_x = (const char*)(void*)(X); \
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const char* _ck_y = (const char*)(void*)(Y); \
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size_t _ck_l = (L); \
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char _ck_x_str[129]; \
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char _ck_y_str[129]; \
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static char _ck_hexdigits[] = "0123456789abcdef"; \
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size_t _ck_i; \
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for (_ck_i = 0; _ck_i < ((_ck_l > 64) ? 64 : _ck_l); _ck_i++) { \
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_ck_x_str[_ck_i * 2 ] = _ck_hexdigits[(_ck_x[_ck_i] >> 4) & 0xF]; \
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_ck_y_str[_ck_i * 2 ] = _ck_hexdigits[(_ck_y[_ck_i] >> 4) & 0xF]; \
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_ck_x_str[_ck_i * 2 + 1] = _ck_hexdigits[_ck_x[_ck_i] & 0xF]; \
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_ck_y_str[_ck_i * 2 + 1] = _ck_hexdigits[_ck_y[_ck_i] & 0xF]; \
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} \
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_ck_x_str[_ck_i * 2] = 0; \
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_ck_y_str[_ck_i * 2] = 0; \
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ck_assert_msg(0 OP memcmp(_ck_y, _ck_x, _ck_l), \
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"Assertion '"#X#OP#Y"' failed: "#X"==\"%s\", "#Y"==\"%s\"", _ck_x_str, _ck_y_str); \
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} while (0)
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#define ck_assert_mem_eq(X, Y, L) _ck_assert_mem(X, Y, L, ==)
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#define ck_assert_mem_ne(X, Y, L) _ck_assert_mem(X, Y, L, !=)
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#endif
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