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

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  add    $0xffffffffffffff80,%rsp
  mov    %edi,-0x74(%rbp)
  mov    %rsi,-0x80(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    $0x80,%edi
  call   <malloc@plt>
  mov    %rax,-0x68(%rbp)
  lea    D15(%rip),%rax
  mov    %rax,-0x60(%rbp)
  lea    -0x50(%rbp),%rax
  mov    %rax,-0x58(%rbp)
  mov    $0x8,%esi
  lea    D70(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x68(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,%esi
  lea    D41(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x68(%rbp),%rax
  mov    %rax,%rsi
  lea    D47(%rip),%rax
  mov    %rax,%rdi
  call   <helper@plt>
  mov    $0x40,%esi
  lea    D67(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    -0x50(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,%esi
  lea    D84(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    -0x50(%rbp),%rax
  mov    %rax,%rsi
  lea    D59(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    -0x50(%rbp),%rax
  mov    %rax,%rsi
  lea    D31(%rip),%rax
  mov    %rax,%rdi
  call   <helper@plt>
  mov    $0x8,%esi
  lea    D22(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x60(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,%esi
  lea    D57(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x60(%rbp),%rax
  mov    %rax,%rsi
  lea    D6(%rip),%rax
  mov    %rax,%rdi
  call   <helper@plt>
  mov    $0x8,%esi
  lea    D109(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x58(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,%esi
  lea    D99(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x58(%rbp),%rax
  mov    %rax,%rsi
  lea    D90(%rip),%rax
  mov    %rax,%rdi
  call   <helper@plt>
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L1
  call   <__stack_chk_fail@plt>
L1:
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: data_tag: D15
type: string
name: disassemble_data
arguments: data_tag: D70
type: string
name: disassemble_data
arguments: data_tag: D41
type: string
name: disassemble_data
arguments: data_tag: D47
type: string
name: disassemble_data
arguments: data_tag: D67
type: string
name: disassemble_data
arguments: data_tag: D84
type: string
name: disassemble_data
arguments: data_tag: D59
type: string
name: disassemble_data
arguments: data_tag: D31
type: string
name: disassemble_data
arguments: data_tag: D22
type: string
name: disassemble_data
arguments: data_tag: D57
type: string
name: disassemble_data
arguments: data_tag: D6
type: string
name: disassemble_data
arguments: data_tag: D109
type: string
name: disassemble_data
arguments: data_tag: D99
type: string
name: disassemble_data
arguments: data_tag: D90
type: string

tool: D15: this is a string

tool: D70: sizeof(s1) = %d


tool: D41: strlen(s1) = %d


tool: D47: s1

tool: D67: sizeof(s2) = %d


tool: D84: strlen(s2) = %d


tool: D59: s2: "%s"


tool: D31: s2

tool: D22: sizeof(s3) = %d


tool: D57: strlen(s3) = %d


tool: D6: s3

tool: D109: sizeof(s4) = %d


tool: D99: strlen(s4) = %d


tool: D90: s4

assistant: ```c
int main(int argc, char *argv[]) {
  char *s1 = malloc(128);
  char s2[64];
  char *s3 = "this is a string";
  char *s4 = s2;
  printf("sizeof(s1) = %d\n", (int)sizeof(s1));
  printf("strlen(s1) = %d\n", (int)strlen(s1));
  helper("s1", s1);
  printf("sizeof(s2) = %d\n", (int)sizeof(s2));
  printf("strlen(s2) = %d\n", (int)strlen(s2));
  printf("s2: \"%s\"\n", s2);
  helper("s2", s2);
  printf("sizeof(s3) = %d\n", (int)sizeof(s3));
  printf("strlen(s3) = %d\n", (int)strlen(s3));
  helper("s3", s3);
  printf("sizeof(s4) = %d\n", (int)sizeof(s4));
  printf("strlen(s4) = %d\n", (int)strlen(s4));
  helper("s4", s4);
  return 0;
}
```