user: 这段汇编代码用C语言表示是什么样的:

```asm
<crumb_canonize_path>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x270,%rsp
  mov    %rdi,-0x258(%rbp)
  mov    %rsi,-0x260(%rbp)
  mov    %edx,-0x264(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x258(%rbp),%rax
  mov    %rax,-0x240(%rbp)
  movl   $0x0,-0x24c(%rbp)
  movl   $0x0,-0x248(%rbp)
  mov    -0x258(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,-0x244(%rbp)
  cmpl   $0x0,-0x244(%rbp)
  jne    L195
  mov    -0x260(%rbp),%rax
  movb   $0x0,(%rax)
  jmp    L11
L195:
  lea    -0x210(%rbp),%rax
  mov    $0x200,%esi
  mov    %rax,%rdi
  call   <getcwd@plt>
  mov    %rax,-0x230(%rbp)
  mov    -0x258(%rbp),%rax
  mov    $0x2f,%esi
  mov    %rax,%rdi
  call   <strrchr@plt>
  mov    -0x244(%rbp),%edx
  movslq %edx,%rdx
  lea    -0x1(%rdx),%rcx
  mov    -0x258(%rbp),%rdx
  add    %rcx,%rdx
  cmp    %rdx,%rax
  jne    L183
  movl   $0x1,-0x24c(%rbp)
L183:
  mov    -0x258(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x2f,%al
  je     L220
  mov    -0x230(%rbp),%rdx
  mov    -0x264(%rbp),%esi
  mov    -0x260(%rbp),%rax
  mov    %rdx,%rcx
  lea    D1(%rip),%rdx
  mov    %rax,%rdi
  call   <snprintf@plt>
  mov    -0x260(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  movslq %eax,%rdx
  mov    -0x260(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x238(%rbp)
  jmp    L34
L220:
  mov    -0x260(%rbp),%rax
  mov    %rax,-0x238(%rbp)
  mov    -0x238(%rbp),%rax
  movb   $0x2f,(%rax)
  mov    -0x238(%rbp),%rax
  add    $0x1,%rax
  movb   $0x0,(%rax)
  addq   $0x1,-0x238(%rbp)
  jmp    L34
L35:
  mov    -0x240(%rbp),%rax
  mov    $0x2f,%esi
  mov    %rax,%rdi
  call   <strchrnul@plt>
  mov    %rax,-0x228(%rbp)
  mov    -0x238(%rbp),%rax
  mov    %rax,-0x220(%rbp)
  jmp    L17
L153:
  mov    -0x240(%rbp),%rax
  movzbl (%rax),%edx
  mov    -0x238(%rbp),%rax
  mov    %dl,(%rax)
  addq   $0x1,-0x238(%rbp)
  addq   $0x1,-0x240(%rbp)
L17:
  mov    -0x240(%rbp),%rax
  cmp    -0x228(%rbp),%rax
  jb     L153
  mov    -0x240(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x2f,%al
  jne    L211
  addq   $0x1,-0x240(%rbp)
L211:
  mov    -0x238(%rbp),%rax
  movb   $0x0,(%rax)
  movl   $0x0,-0x248(%rbp)
  mov    -0x220(%rbp),%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  test   %eax,%eax
  jne    L90
  jmp    L34
L90:
  mov    -0x220(%rbp),%rax
  lea    D21(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %eax,%eax
  jne    L136
  subq   $0x1,-0x238(%rbp)
  mov    -0x238(%rbp),%rax
  movb   $0x0,(%rax)
  movl   $0x1,-0x248(%rbp)
  jmp    L34
L136:
  mov    -0x220(%rbp),%rax
  lea    D22(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %eax,%eax
  jne    L10
  subq   $0x3,-0x238(%rbp)
  mov    -0x238(%rbp),%rax
  movb   $0x0,(%rax)
  mov    -0x260(%rbp),%rax
  mov    $0x2f,%esi
  mov    %rax,%rdi
  call   <strrchr@plt>
  mov    %rax,-0x218(%rbp)
  cmpq   $0x0,-0x218(%rbp)
  je     L118
  mov    -0x218(%rbp),%rax
  add    $0x1,%rax
  mov    %rax,-0x238(%rbp)
  mov    -0x238(%rbp),%rax
  movb   $0x0,(%rax)
  jmp    L176
L118:
  mov    -0x260(%rbp),%rax
  mov    %rax,-0x238(%rbp)
  mov    -0x238(%rbp),%rax
  movb   $0x0,(%rax)
L176:
  movl   $0x1,-0x248(%rbp)
  jmp    L34
L10:
  mov    -0x238(%rbp),%rax
  movb   $0x2f,(%rax)
  addq   $0x1,-0x238(%rbp)
  mov    -0x238(%rbp),%rax
  movb   $0x0,(%rax)
L34:
  mov    -0x240(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L35
  cmpl   $0x0,-0x24c(%rbp)
  jne    L11
  cmpl   $0x0,-0x248(%rbp)
  jne    L11
  mov    -0x238(%rbp),%rax
  cmp    -0x260(%rbp),%rax
  jbe    L11
  mov    -0x238(%rbp),%rax
  sub    $0x1,%rax
  movzbl (%rax),%eax
  cmp    $0x2f,%al
  jne    L11
  mov    -0x238(%rbp),%rax
  sub    $0x1,%rax
  movb   $0x0,(%rax)
L11:
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L193
  call   <__stack_chk_fail@plt>
L193:
  leave
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D1
data_type: string
name: extract_symbolic_data
arguments: data_label: D21
data_type: string
name: extract_symbolic_data
arguments: data_label: D22
data_type: string

tool: D1: %s/

tool: D21: .

tool: D22: ..

assistant: ```c
void crumb_canonize_path(const char *filename, char *ostr, int ostr_max) {
  char bcwd[0x200], *cwd;
  const char *b, *scan = filename;
  char *o, *x, *p;
  int dont_remove_slash = 0, last_is_dotted = 0;
  int lf = strlen(filename);
  if (lf == 0) {
    *ostr = '\0';
    return;
  }
  cwd = getcwd(bcwd, sizeof(bcwd));
  if (strrchr(filename, '/') == filename + lf - 1) {
    dont_remove_slash = 1;
  }
  if (filename[0] != '/') {
    snprintf(ostr, ostr_max, "%s/", cwd);
    o = ostr + strlen(ostr);
  } else {
    o = ostr;
    o[0] = '/';
    o[1] = '\0';
    o++;
  }
  while (*scan != '\0') {
    p = strchrnul(scan, '/');
    b = o;
    while (scan < p) {
      *o = *scan;
      o++;
      scan++;
    }
    if (*scan == '/')
      scan++;
    o[0] = '\0';
    last_is_dotted = 0;
    if (!strcmp(b, "")) {
      continue;
    }
    if (!strcmp(b, ".")) {
      o -= 1;
      o[0] = '\0';
      last_is_dotted = 1;
      continue;
    }
    if (!strcmp(b, "..")) {
      o -= 3;
      o[0] = '\0';
      x = strrchr(ostr, '/');
      if (x) {
        o = x + 1;
        *o = '\0';
      } else {
        o = ostr;
        *o = '\0';
      }
      last_is_dotted = 1;
      continue;
    }
    o[0] = '/';
    o++;
    o[0] = '\0';
  }
  if (!dont_remove_slash && !last_is_dotted) {
    if (o > ostr && o[-1] == '/')
      o[-1] = '\0';
  }
}
```