user: 请将以下的汇编代码转换成C语言代码:

```asm
<read_string>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x68,%rsp
  mov    %rdi,%rbp
  mov    %rsi,%rbx
  mov    %rdx,%r12
  mov    %fs:0x28,%rax
  mov    %rax,0x58(%rsp)
  xor    %eax,%eax
  test   %rsi,%rsi
  je     L16
L91:
  test   %rbp,%rbp
  je     L67
L42:
  test   %r12,%r12
  je     L105
L66:
  cmpb   $0x2a,(%rbx)
  je     L64
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <find_string@plt>
  mov    %rax,%rdi
L41:
  mov    %r12,%rdx
  lea    D69(%rip),%rsi
  call   <sscanf@plt>
  test   %rax,%rax
  je     L62
L17:
  mov    %rbx,%rdi
  call   <strlen@plt>
  mov    $0xf,%esi
  mov    %eax,%edi
  call   <min_int@plt>
  lea    D8(%rip),%rcx
  add    %rax,%rcx
  mov    %r12,%r8
  mov    %rbx,%rdx
  mov    %rbp,%rsi
  lea    D70(%rip),%rdi
  call   <printf@plt>
  mov    0x58(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L94
  add    $0x68,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L16:
  lea    D109(%rip),%rdx
  lea    D78(%rip),%rsi
  mov    $0xa0,%edi
  call   <errhandler@plt>
  jmp    L91
L67:
  lea    D14(%rip),%rdx
  lea    D78(%rip),%rsi
  mov    $0xa1,%edi
  call   <errhandler@plt>
  jmp    L42
L105:
  lea    D83(%rip),%rdx
  lea    D78(%rip),%rsi
  mov    $0xa2,%edi
  call   <errhandler@plt>
  jmp    L66
L64:
  lea    0x1(%rbx),%rsi
  mov    %rbp,%rdi
  call   <find_string@plt>
  mov    %rax,%rdi
  jmp    L41
L62:
  mov    %rsp,%r13
  mov    %rbx,%r8
  mov    %rbp,%rcx
  lea    D68(%rip),%rdx
  lea    D3(%rip),%rsi
  mov    %r13,%rdi
  call   <sprintf@plt>
  mov    %r13,%rdx
  lea    D78(%rip),%rsi
  mov    $0xaa,%edi
  call   <errhandler@plt>
  jmp    L17
L94:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: tag: D69
datatype: string
name: disassemble_data
arguments: tag: D8
datatype: string
name: disassemble_data
arguments: tag: D70
datatype: string
name: disassemble_data
arguments: tag: D109
datatype: string
name: disassemble_data
arguments: tag: D78
datatype: string
name: disassemble_data
arguments: tag: D14
datatype: string
name: disassemble_data
arguments: tag: D83
datatype: string
name: disassemble_data
arguments: tag: D68
datatype: string
name: disassemble_data
arguments: tag: D3
datatype: string

tool: D69: %s

tool: D8:                

tool: D70: File: %s		%s%s= %s


tool: D109: null pointer given as variable name

tool: D78: /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/nathanwbrei/cfdlab/refs/heads/master/worksheet3/helper.c

tool: D14: null pointer given as filename

tool: D83: null pointer given as variable

tool: D68: wrong format

tool: D3:  %s  File: %s   Variable: %s 

assistant: ```c
void read_string(const char *szFileName, const char *szVarName, char *pVariable) {
  char *szValue = NULL;
  if (szVarName == 0)
    errhandler(160, "/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/nathanwbrei/cfdlab/refs/heads/master/worksheet3/helper.c", "null pointer given as variable name");
  if (szFileName == 0)
    errhandler(161, "/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/nathanwbrei/cfdlab/refs/heads/master/worksheet3/helper.c", "null pointer given as filename");
  if (pVariable == 0)
    errhandler(162, "/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/nathanwbrei/cfdlab/refs/heads/master/worksheet3/helper.c", "null pointer given as variable");
  if (szVarName[0] == '*')
    szValue = find_string(szFileName, szVarName + 1);
  else
    szValue = find_string(szFileName, szVarName);
  if (sscanf(szValue, "%s", pVariable) == 0) {
    char szTmp[80];
    if (0)
      sprintf(szTmp, " %s  File: %s   Variable: %s  Line: %d", "wrong format", szFileName, szVarName, 0);
    else
      sprintf(szTmp, " %s  File: %s   Variable: %s ", "wrong format", szFileName, szVarName);
    errhandler(170, "/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/nathanwbrei/cfdlab/refs/heads/master/worksheet3/helper.c", szTmp);
  };
  printf("File: %s\t\t%s%s= %s\n", szFileName, szVarName, &("               "[min_int((int)strlen(szVarName), 15)]), pVariable);
}
```