4d48e0207e
git-svn-id: https://www4.informatik.uni-erlangen.de/i4svn/danceos/trunk/devel/fail@1730 8c4709b5-6ec9-48aa-a5cd-a96041d1645a
31 lines
735 B
C++
31 lines
735 B
C++
#include "UDIS86.hpp"
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Udis86::Udis86(fail::address_t ip)
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: udis_instr(NULL), udis_instr_size(0)
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{
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// initialise the internal data structure
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ud_init(&ud_obj);
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ud_set_mode(&ud_obj, 32);
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ud_set_syntax(&ud_obj, UD_SYN_ATT);
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ud_set_pc(&ud_obj, ip);
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}
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void Udis86::setInputBuffer(unsigned char const *instr, size_t size)
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{
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// initialise the buffer
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if (size > udis_instr_size) {
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void *new_instr = realloc(udis_instr, size);
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if (new_instr == NULL) {
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// highly improbable
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return;
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}
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udis_instr = reinterpret_cast<unsigned char*>(new_instr);
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}
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udis_instr_size = size;
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memcpy(udis_instr, instr, udis_instr_size);
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// assign the buffer to the data structure
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ud_set_input_buffer(&ud_obj, udis_instr, udis_instr_size);
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}
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