109 lines
1.8 KiB
C
109 lines
1.8 KiB
C
#ifndef __UNWIND_H
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#define __UNWIND_H
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#include <libunwind-ptrace.h>
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#include <libunwind.h>
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#include <linux/ptrace.h>
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#include "symbol.h"
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#define DIAG_USER_STACK_SIZE (16 * 1024)
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typedef unsigned long u64;
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typedef unsigned char u8;
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typedef unsigned int u32;
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typedef long s64;
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typedef char s8;
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typedef int s32;
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typedef struct {
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struct pt_regs regs;
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unsigned long ip;
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unsigned long bp;
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unsigned long sp;
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unsigned long stack_size;
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unsigned long stack[DIAG_USER_STACK_SIZE / sizeof(unsigned long)];
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} raw_stack_detail;
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struct regs_dump {
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u64 *regs;
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};
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struct ip_callchain {
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u64 nr;
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u64 ips[0];
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};
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struct branch_flags {
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u64 mispred : 1;
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u64 predicted : 1;
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u64 reserved : 62;
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};
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struct branch_entry {
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u64 from;
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u64 to;
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struct branch_flags flags;
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};
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struct branch_stack {
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u64 nr;
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struct branch_entry entries[0];
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};
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struct stack_dump {
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unsigned short offset;
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u64 size;
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char *data;
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};
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struct perf_sample {
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u64 ip;
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u32 pid, tid;
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u64 time;
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u64 addr;
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u64 id;
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u64 stream_id;
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u64 period;
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u32 cpu;
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u32 raw_size;
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void *raw_data;
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struct ip_callchain *callchain;
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struct branch_stack *branch_stack;
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struct regs_dump user_regs;
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struct stack_dump user_stack;
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};
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#define PERF_REG_IP 0
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#define PERF_REG_SP 1
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#define PERF_REG_BP 2
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struct unwind_entry {
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int pid;
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int pid_ns;
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u64 ip;
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struct vma *map;
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};
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typedef struct {
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struct perf_sample *stack_sample;
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void *arg;
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} entry_cb_arg_t;
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typedef int (*unwind_entry_cb_t)(struct unwind_entry *entry, void *arg);
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// unw_create_addr_space need
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extern unw_accessors_t accessors;
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struct unwind_info {
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struct perf_sample *sample;
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int pid;
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int pid_ns;
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symbol_parser *sp;
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};
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extern "C" void diag_printf_raw_stack(int pid, int ns_pid, const char *comm,
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raw_stack_detail *raw_stack, int attach);
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#endif /* __UNWIND_H */
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