user: 下面的汇编指令对应的C源代码是什么：

```asm
<dsc_copy_section>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    %rcx,-0x30(%rbp)
  mov    %r8,-0x38(%rbp)
  mov    %r9,-0x40(%rbp)
  cmpq   $0x0,-0x40(%rbp)
  je     L135
  mov    -0x40(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  jmp    L5
L135:
  mov    $0x0,%eax
L5:
  mov    %eax,-0x4(%rbp)
  cmpq   $0x0,-0x28(%rbp)
  js     L26
  mov    -0x28(%rbp),%rcx
  mov    -0x18(%rbp),%rax
  mov    $0x0,%edx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <fseek@plt>
  jmp    L26
L33:
  mov    -0x18(%rbp),%rdx
  mov    -0x38(%rbp),%rax
  mov    $0x102,%esi
  mov    %rax,%rdi
  call   <fgets@plt>
  cmpl   $0x0,-0x4(%rbp)
  je     L50
  mov    -0x4(%rbp),%edx
  mov    -0x40(%rbp),%rcx
  mov    -0x38(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncmp@plt>
  test   %eax,%eax
  jne    L50
  mov    $0x1,%eax
  jmp    L12
L50:
  mov    -0x20(%rbp),%rdx
  mov    -0x38(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <fputs@plt>
  mov    -0x38(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x25,%al
  jne    L26
  mov    -0x38(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  cmp    $0x25,%al
  jne    L26
  mov    -0x38(%rbp),%rax
  mov    $0x5,%edx
  lea    D5(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncmp@plt>
  test   %eax,%eax
  jne    L26
  mov    -0x38(%rbp),%rax
  add    $0x7,%rax
  mov    $0x7,%edx
  lea    D13(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncmp@plt>
  test   %eax,%eax
  jne    L109
  mov    -0x38(%rbp),%rdx
  mov    -0x18(%rbp),%rcx
  mov    -0x20(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <copy_binary@plt>
  jmp    L26
L109:
  mov    -0x38(%rbp),%rax
  add    $0x7,%rax
  mov    $0x5,%edx
  lea    D7(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncmp@plt>
  test   %eax,%eax
  jne    L26
  mov    -0x38(%rbp),%rdx
  mov    -0x18(%rbp),%rcx
  mov    -0x20(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <copy_data@plt>
L26:
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <ftell@plt>
  cmp    %rax,-0x30(%rbp)
  jg     L33
  mov    $0x0,%eax
L12:
  leave
  ret
```

tool_calls: name: read_data
arguments: data_tag: D5
datatype: string
name: read_data
arguments: data_tag: D13
datatype: string
name: read_data
arguments: data_tag: D7
datatype: string

tool: D5: Begin

tool: D13: Binary:

tool: D7: Data:

assistant: ```c
int dsc_copy_section(FILE *from, FILE *to, long start, long end, char *line, const char *sentinel) {
  int sent_len = (sentinel == 0 ? 0 : strlen(sentinel));
  if (start >= 0)
    fseek(from, start, 0);
  while (ftell(from) < end) {
    long count;
    fgets(line, 258, from);
    if (sent_len) {
      if (!strncmp(line, sentinel, sent_len))
        return 1;
    }
    fputs(line, to);
    if (!(((line)[0] == '%' && (line)[1] == '%') && !strncmp(line, "Begin", sizeof("Begin") - 1)))
      ;
    else if (!strncmp(line + 7, "Binary:", sizeof("Binary:") - 1))
      copy_binary(to, from, line);
    else if (!strncmp(line + 7, "Data:", sizeof("Data:") - 1))
      copy_data(to, from, line);
  }
  return 0;
}
```