d26fc28fa4
During the prune step the data_width of the injected location was not propagated before. It is now stored in fsppilot (database layout change!) and sent in the fsppilot protobuf message. Change-Id: I0562f6fc8957adea0f8a9fb63469ca5e3f4b7b2d
72 lines
3.0 KiB
C++
72 lines
3.0 KiB
C++
#include <sstream>
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#include "BasicPruner.hpp"
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#include "util/Logger.hpp"
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static fail::Logger LOG ("BasicPruner");
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bool BasicPruner::prune_all() {
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std::stringstream ss;
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/* When we are in basic-left mode we use the left boundary of the
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equivalence interval. Since the current database scheme has no
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instr1_absolute, we set this to NULL in the basic-left mode. */
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// FIXME "basic-left mode" doesn't make any sense; injections at instr1 and
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// at instr2 are completely equivalent.
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std::string injection_instr = this->use_instr1 ? "instr1" : "instr2";
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std::string injection_instr_absolute = this->use_instr1 ? "instr1_absolute" : "instr2_absolute";
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ss << "INSERT INTO fsppilot (known_outcome, variant_id, instr2, injection_instr, injection_instr_absolute, data_address, data_width, fspmethod_id) "
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"SELECT 0, variant_id, instr2, " << injection_instr << ", " << injection_instr_absolute << ", "
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" data_address, width, " << m_method_id << " "
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"FROM trace "
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"WHERE variant_id IN (" << m_variant_id_query << ") AND accesstype = 'R'";
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if (!db->query(ss.str().c_str())) return false;
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ss.str("");
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int rows = db->affected_rows();
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// for each variant:
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MYSQL_RES *res = db->query(m_variant_id_query.c_str(), true);
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MYSQL_ROW row;
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while ((row = mysql_fetch_row(res))) {
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// single entry for known outcome (write access)
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ss << "INSERT INTO fsppilot (known_outcome, variant_id, instr2, injection_instr, injection_instr_absolute, data_address, data_width, fspmethod_id) "
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"SELECT 1, variant_id, instr2, " << injection_instr << ", " << injection_instr_absolute << ", "
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" data_address, width, " << m_method_id << " "
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"FROM trace "
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"WHERE variant_id = " << row[0] << " AND accesstype = 'W' "
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"LIMIT 1";
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if (!db->query(ss.str().c_str())) return false;
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ss.str("");
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rows += db->affected_rows();
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}
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LOG << "created " << rows << " fsppilot entries" << std::endl;
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ss << "INSERT INTO fspgroup (variant_id, instr2, data_address, fspmethod_id, pilot_id) "
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<< "SELECT STRAIGHT_JOIN p.variant_id, p.instr2, p.data_address, p.fspmethod_id, p.id "
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<< "FROM fsppilot p "
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<< "JOIN trace t ON t.variant_id = p.variant_id AND t.instr2 = p.instr2"
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<< " AND t.data_address = p.data_address "
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<< "WHERE known_outcome = 0 AND p.fspmethod_id = " << m_method_id << " "
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<< "AND p.variant_id IN (" << m_variant_id_query << ")";
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if (!db->query(ss.str().c_str())) return false;
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ss.str("");
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rows = db->affected_rows();
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ss << "INSERT INTO fspgroup (variant_id, instr2, data_address, fspmethod_id, pilot_id) "
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"SELECT STRAIGHT_JOIN t.variant_id, t.instr2, t.data_address, p.fspmethod_id, p.id "
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"FROM fsppilot p "
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"JOIN trace t "
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"ON t.variant_id = p.variant_id AND p.fspmethod_id = " << m_method_id << " AND p.known_outcome = 1 "
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"WHERE t.variant_id IN (" << m_variant_id_query << ") AND t.accesstype = 'W'";
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if (!db->query(ss.str().c_str())) return false;
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ss.str("");
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rows += db->affected_rows();
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LOG << "created " << rows << " fspgroup entries" << std::endl;
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return true;
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}
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