user: Translate the below assembly code into C programming language:

```asm
<psf_hexdump>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x48,%rsp
  mov    %esi,0xc(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x38(%rsp)
  xor    %eax,%eax
  test   %esi,%esi
  jle    L63
  mov    %rdi,%rbx
  mov    %esi,%r15d
  test   %rdi,%rdi
  je     L63
  lea    D46(%rip),%rdi
  call   <puts@plt>
  mov    %rbx,0x18(%rsp)
  lea    0x1(%r15),%r14d
  movl   $0x0,0x8(%rsp)
  lea    0x20(%rsp),%rax
  mov    %rax,0x10(%rsp)
  jmp    L120
L70:
  movzbl (%r12),%eax
L97:
  mov    %al,0x0(%r13)
  mov    %ebx,%r12d
  cmp    $0xf,%ebx
  jg     L54
L122:
  add    $0x1,%rbp
  add    $0x1,%ebx
  add    $0x1,%r13
  cmp    %r14d,%ebx
  je     L8
L106:
  mov    %rbp,%r12
  movzbl 0x0(%rbp),%esi
  cmp    $0x9,%ebx
  je     L82
  mov    %r15,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  movsbl 0x0(%rbp),%edi
  call   <psf_isprint@plt>
  mov    %rax,%rdx
  mov    $0x2e,%eax
  test   %rdx,%rdx
  je     L97
  jmp    L70
L6:
  mov    $0x0,%r12d
L67:
  mov    $0x20,%edi
  call   <putchar@plt>
  jmp    L109
L78:
  lea    D46(%rip),%rdi
  call   <puts@plt>
L63:
  mov    0x38(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L141
  add    $0x48,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L8:
  cmp    $0x8,%r12d
  jle    L67
L109:
  lea    D51(%rip),%rbx
L18:
  mov    %rbx,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  add    $0x1,%r12d
  cmp    $0xf,%r12d
  jle    L18
L54:
  movb   $0x0,0x30(%rsp)
  mov    0x10(%rsp),%rsi
  lea    D27(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  addl   $0x10,0x8(%rsp)
  mov    0x8(%rsp),%eax
  addq   $0x10,0x18(%rsp)
  sub    $0x10,%r14d
  cmp    %eax,0xc(%rsp)
  jle    L78
L120:
  mov    $0x11,%edx
  mov    $0x20,%esi
  mov    0x10(%rsp),%rdi
  call   <memset@plt>
  mov    0x8(%rsp),%ebx
  mov    %ebx,%esi
  lea    D0(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  cmp    %ebx,0xc(%rsp)
  jle    L6
  lea    0x20(%rsp),%r13
  mov    0x18(%rsp),%rbp
  mov    $0x1,%ebx
  lea    D3(%rip),%r15
  jmp    L106
L82:
  lea    D1(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  movsbl 0x0(%rbp),%edi
  call   <psf_isprint@plt>
  test   %rax,%rax
  jne    L70
  movb   $0x2e,0x0(%r13)
  mov    $0x9,%r12d
  jmp    L122
L141:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: data_tag: D46
type_infered: string
name: parse_data
arguments: data_tag: D51
type_infered: string
name: parse_data
arguments: data_tag: D27
type_infered: string
name: parse_data
arguments: data_tag: D0
type_infered: string
name: parse_data
arguments: data_tag: D3
type_infered: string
name: parse_data
arguments: data_tag: D1
type_infered: string

tool: 

tool: D51:    

tool: D27:  %s


tool: D0: %08X: 

tool: D3: %02X 

tool: D1:  %02X 

assistant: ```c
void psf_hexdump(const void *ptr, int len) {
  const char *data;
  char ascii[17];
  int k, m;
  if ((data = ptr) == NULL)
    return;
  if (len <= 0)
    return;
  puts("");
  for (k = 0; k < len; k += 16) {
    memset(ascii, ' ', sizeof(ascii));
    printf("%08X: ", k);
    for (m = 0; m < 16 && k + m < len; m++) {
      printf(m == 8 ? " %02X " : "%02X ", data[k + m] & 0xFF);
      ascii[m] = psf_isprint(data[k + m]) ? data[k + m] : '.';
    };
    if (m <= 8)
      printf(" ");
    for (; m < 16; m++)
      printf("   ");
    ascii[16] = 0;
    printf(" %s\n", ascii);
  };
  puts("");
}
```