user: What is the c source code of the assembly code below?

```asm
<is_ignored_symbol>:
  endbr64
  push   %r13
  push   %r12
  mov    %esi,%r12d
  lea    D30(%rip),%rsi
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  lea    D56(%rip),%rbx
  sub    $0x8,%rsp
  jmp    L94
  nopl   0x0(%rax)
L34:
  mov    0x8(%rbx),%rsi
  add    $0x8,%rbx
  test   %rsi,%rsi
  je     L137
L94:
  mov    %rbp,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L34
L157:
  mov    $0x1,%eax
L63:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopw   0x0(%rax,%rax,1)
L137:
  lea    D85(%rip),%rbx
  lea    D40(%rip),%rdi
  jmp    L86
  nopl   0x0(%rax,%rax,1)
L52:
  mov    0x8(%rbx),%rdi
  add    $0x8,%rbx
  test   %rdi,%rdi
  je     L145
L86:
  call   <strlen@plt>
  mov    (%rbx),%rsi
  mov    %rbp,%rdi
  mov    %eax,%edx
  call   <strncmp@plt>
  test   %eax,%eax
  jne    L52
  jmp    L157
  nopl   (%rax)
L145:
  lea    D74(%rip),%r13
  jmp    L88
  nopl   0x0(%rax)
L159:
  add    $0x8,%r13
  cmpq   $0x0,0x0(%r13)
  je     L79
L88:
  mov    %rbp,%rdi
  call   <strlen@plt>
  mov    0x0(%r13),%rdi
  mov    %eax,%ebx
  call   <strlen@plt>
  sub    %eax,%ebx
  js     L159
  movslq %ebx,%rbx
  mov    0x0(%r13),%rsi
  lea    0x0(%rbp,%rbx,1),%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L157
  add    $0x8,%r13
  cmpq   $0x0,0x0(%r13)
  jne    L88
L79:
  mov    %r12d,%eax
  and    $0xffffffdf,%eax
  cmp    $0x55,%al
  je     L157
  cmp    $0x4e,%al
  je     L157
  movsbl %r12b,%edi
  call   <toupper@plt>
  cmp    $0x41,%al
  je     L36
L165:
  xor    %eax,%eax
  jmp    L63
L36:
  lea    D57(%rip),%rsi
  mov    %rbp,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L165
  lea    D9(%rip),%rsi
  mov    %rbp,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L165
  lea    D28(%rip),%rsi
  mov    %rbp,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L165
  lea    D83(%rip),%rsi
  mov    %rbp,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  setne  %al
  movzbl %al,%eax
  jmp    L63
```

tool_calls: name: unpack_data
arguments: tag: D30
type_guessed: string
name: unpack_data
arguments: tag: D40
type_guessed: string
name: unpack_data
arguments: tag: D57
type_guessed: string
name: unpack_data
arguments: tag: D9
type_guessed: string
name: unpack_data
arguments: tag: D28
type_guessed: string
name: unpack_data
arguments: tag: D83
type_guessed: string

tool: D30: kallsyms_addresses

tool: D40: $

tool: D57: __kernel_syscall_via_break

tool: D9: __kernel_syscall_via_epc

tool: D28: __kernel_sigtramp

tool: D83: __gp

assistant: ```c
bool is_ignored_symbol(const char *name, char type) {
  static const char *const ignored_symbols[] = {"kallsyms_addresses", "kallsyms_offsets", "kallsyms_relative_base", "kallsyms_num_syms", "kallsyms_names", "kallsyms_markers", "kallsyms_token_table", "kallsyms_token_index", "_SDA_BASE_", "_SDA2_BASE_", NULL};
  static const char *const ignored_prefixes[] = {"$", ".LASANPC", "__crc_", "__efistub_", NULL};
  static const char *const ignored_suffixes[] = {"_from_arm", "_from_thumb", "_veneer", NULL};
  const char *const *p;
  for (p = ignored_symbols; *p; p++)
    if (!strcmp(name, *p))
      return true;
  for (p = ignored_prefixes; *p; p++)
    if (!strncmp(name, *p, strlen(*p)))
      return true;
  for (p = ignored_suffixes; *p; p++) {
    int l = strlen(name) - strlen(*p);
    if (l >= 0 && !strcmp(name + l, *p))
      return true;
  }
  if (type == 'U' || type == 'u')
    return true;
  if (type == 'N' || type == 'n')
    return true;
  if (toupper(type) == 'A') {
    if (strcmp(name, "__kernel_syscall_via_break") && strcmp(name, "__kernel_syscall_via_epc") && strcmp(name, "__kernel_sigtramp") && strcmp(name, "__gp"))
      return true;
  }
  return false;
}
```