// Execute taint ops
int after_block_exec(CPUState *env, TranslationBlock *tb,
TranslationBlock *next_tb){
if (taintJustEnabled){
// need to wait until the next TB to start executing taint ops
taintJustEnabled = false;
return 0;
}
if (taintJustDisabled){
taintJustDisabled = false;
execute_llvm = 0;
generate_llvm = 0;
panda_do_flush_tb();
panda_disable_memcb();
return 0;
}
if (taintEnabled){
DynValBuffer *dynval_buffer = PIFP->PIV->getDynvalBuffer();
rewind_dynval_buffer(dynval_buffer);
//printf("%s\n", tb->llvm_function->getName().str().c_str());
//PTFP->debugTaintOps();
//printf("\n\n");
execute_taint_ops(PTFP->ttb, shadow, dynval_buffer);
// Make sure there's nothing left in the buffer
assert(dynval_buffer->ptr - dynval_buffer->start == dynval_buffer->cur_size);
}
return 0;
}
int cb_cpu_restore_state(CPUState *env, TranslationBlock *tb){
printf("EXCEPTION - logging\n");
DynValBuffer *dynval_buffer = PIFP->PIV->getDynvalBuffer();
log_exception(dynval_buffer);
// Then execute taint ops up until the exception occurs. Execution of taint
// ops will stop at the point of the exception.
rewind_dynval_buffer(dynval_buffer);
execute_taint_ops(PTFP->ttb, shadow, dynval_buffer);
// Make sure there's nothing left in the buffer
assert(dynval_buffer->ptr - dynval_buffer->start == dynval_buffer->cur_size);
return 0;
}
// Execute taint ops
int after_block_exec(CPUState *env, TranslationBlock *tb,
TranslationBlock *next_tb){
DynValBuffer *dynval_buffer = PIFP->PIV->getDynvalBuffer();
rewind_dynval_buffer(dynval_buffer);
//printf("%s\n", tb->llvm_function->getName().str().c_str());
//PTFP->debugTaintOps();
//printf("\n\n");
execute_taint_ops(PTFP->ttb, shadow, dynval_buffer);
// Make sure there's nothing left in the buffer
assert(dynval_buffer->ptr - dynval_buffer->start == dynval_buffer->cur_size);
return 0;
}
