52 lines
1.2 KiB
C++
52 lines
1.2 KiB
C++
#include "trace/StackTracer.h"
|
|
#include "memory/Memory.h"
|
|
#include "std/stdio.h"
|
|
#include "trace/Resolve.h"
|
|
|
|
StackTracer::StackTracer()
|
|
{
|
|
asm("mov %%rbp, %0" : "=r"(m_base_pointer));
|
|
}
|
|
|
|
StackTracer::StackTracer(uintptr_t base_pointer) : m_base_pointer(base_pointer)
|
|
{
|
|
}
|
|
|
|
typedef struct stackframe
|
|
{
|
|
struct stackframe* next;
|
|
uintptr_t instruction;
|
|
} stackframe;
|
|
|
|
void StackTracer::trace()
|
|
{
|
|
stackframe* frame = (stackframe*)m_base_pointer;
|
|
while (frame && frame->instruction)
|
|
{
|
|
char symbol_name[512];
|
|
get_symbol_name(frame->instruction, symbol_name, sizeof(symbol_name));
|
|
printf("%lx: %s\n", frame->instruction, symbol_name);
|
|
frame = frame->next;
|
|
}
|
|
}
|
|
|
|
void StackTracer::trace_with_ip(uintptr_t ip)
|
|
{
|
|
char symbol_name[512];
|
|
get_symbol_name(ip, symbol_name, sizeof(symbol_name));
|
|
printf("%lx: %s\n", ip, symbol_name);
|
|
trace();
|
|
}
|
|
|
|
bool stack_trace_contains(uintptr_t address)
|
|
{
|
|
uintptr_t base_pointer;
|
|
asm volatile("mov %%rbp, %0" : "=r"(base_pointer));
|
|
stackframe* frame = (stackframe*)base_pointer;
|
|
while (Memory::is_kernel_address((uintptr_t)frame))
|
|
{
|
|
if (frame->instruction == address) return true;
|
|
frame = frame->next;
|
|
}
|
|
return false;
|
|
} |