user: Converte this assembly snippet into its equivalent C code:

```asm
<dumpBuffer>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %esi,0x8(%rsp)
  test   %esi,%esi
  jle    L142
  mov    %rdi,%r12
  mov    %esi,%ebx
  mov    $0xa,%edi
  call   <putchar@plt>
  movl   $0x0,0x4(%rsp)
  mov    $0x0,%r13d
  lea    -0x1(%rbx),%eax
  mov    %eax,0xc(%rsp)
  jmp    L90
L108:
  add    $0x1,%rbp
L169:
  movzbl 0x0(%rbp),%esi
  lea    D27(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    0x1(%rbx,%r15,1),%r13d
  cmp    %r14d,%ebx
  je     L8
  add    $0x1,%ebx
  cmp    $0x10,%ebx
  je     L162
  cmp    $0x8,%ebx
  jne    L108
  mov    $0x20,%edi
  call   <putchar@plt>
  jmp    L108
L40:
  mov    $0x20,%edi
  call   <putchar@plt>
  jmp    L12
L61:
  mov    $0x20,%edi
  call   <putchar@plt>
  jmp    L29
L17:
  mov    $0x2e,%edi
  call   <putchar@plt>
L185:
  cmp    %rbx,%rbp
  je     L24
  cmp    $0x8,%ebp
  je     L61
L29:
  add    $0x1,%rbp
L2:
  movzbl -0x1(%r12,%rbp,1),%edi
  lea    -0x20(%rdi),%eax
  cmp    $0x5f,%al
  ja     L17
  movsbl %dil,%edi
  call   <putchar@plt>
  jmp    L185
L71:
  mov    $0xa,%edi
  call   <putchar@plt>
  mov    $0xa,%edi
  call   <putchar@plt>
L142:
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L8:
  add    $0x1,%ebx
  mov    %ebx,%ebp
  cmp    $0xf,%ebx
  jg     L9
L34:
  lea    D48(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  add    $0x1,%ebp
  cmp    $0x10,%ebp
  jne    L34
L9:
  cmp    $0x8,%ebp
  je     L40
L12:
  lea    D48(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  test   %ebx,%ebx
  jg     L14
L24:
  mov    $0xa,%edi
  call   <putchar@plt>
  add    $0x10,%r12
  cmp    %r13d,0x8(%rsp)
  je     L71
  addl   $0x1,0x4(%rsp)
L90:
  mov    0x4(%rsp),%esi
  lea    D21(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    %r13d,%r15d
  mov    0xc(%rsp),%r14d
  sub    %r13d,%r14d
  mov    %r12,%rbp
  mov    $0x0,%ebx
  jmp    L169
L162:
  lea    D48(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
L14:
  mov    %ebx,%ebx
  mov    $0x1,%ebp
  jmp    L2
```

tool_calls: name: retrieve_data
arguments: data_label: D27
type_infered: string
name: retrieve_data
arguments: data_label: D48
type_infered: string
name: retrieve_data
arguments: data_label: D21
type_infered: string

tool: D27: %02x 

tool: D48:    

tool: D21: %03x0: 

assistant: ```c
void dumpBuffer(unsigned char *buf, int length) {
  int j = 0, i, k, l = 0;
  if (length <= 0)
    return;
  putchar('\n');
  for (;; ++l) {
    printf("%03x0: ", l);
    for (i = 0; i < 16; ++i) {
      if (i == 8)
        putchar(' ');
      printf("%02x ", buf[16 * l + i]);
      ++j;
      if (j == length)
        break;
    }
    if (j == length) {
      for (k = i + 1; k < 16; ++k)
        printf("   ");
      if (k == 8)
        putchar(' ');
      ++i;
    }
    printf("   ");
    for (k = 0; k < i; ++k) {
      if (k == 8)
        putchar(' ');
      if ((buf[16 * l + k] > 31) && (buf[16 * l + k] < 128))
        putchar(buf[16 * l + k]);
      else
        putchar('.');
    }
    putchar('\n');
    if (j == length)
      break;
  }
  putchar('\n');
  putchar('\n');
}
```