user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<seconds2string>:
  endbr64
  push   %r15
  mov    $0x64,%ecx
  push   %r14
  push   %r13
  lea    D28(%rip),%r13
  push   %r12
  mov    %r13,%r14
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x78,%rsp
  movdqa D2(%rip),%xmm0
  mov    %fs:0x28,%rax
  mov    %rax,0x68(%rsp)
  xor    %eax,%eax
  mov    %cx,0x28(%rsp)
  lea    0x30(%rsp),%r15
  mov    %rsp,%rbp
  movaps %xmm0,0x30(%rsp)
  movdqa D65(%rip),%xmm0
  lea    0x2a(%rsp),%r12
  movabs $0x6e6f636573006574,%rax
  mov    %rax,0x20(%rsp)
  movaps %xmm0,0x40(%rsp)
  movdqa D19(%rip),%xmm0
  movaps %xmm0,0x50(%rsp)
  movdqa D30(%rip),%xmm0
  movaps %xmm0,(%rsp)
  movdqa D70(%rip),%xmm0
  movaps %xmm0,0x10(%rsp)
  nopl   (%rax)
L10:
  mov    (%r15),%rcx
  mov    %rbx,%rax
  xor    %edx,%edx
  mov    %rbx,%rsi
  div    %rcx
  mov    %rdx,%rbx
  cmp    %rsi,%rcx
  ja     L15
  cmp    %r13,%r14
  je     L17
  mov    $0x202c,%edx
  movb   $0x0,0x2(%r14)
  add    $0x2,%r14
  mov    %dx,-0x2(%r14)
L17:
  cmp    $0x1,%rax
  lea    D89(%rip),%rdi
  mov    %rax,%rdx
  mov    %rbp,%rcx
  lea    D20(%rip),%r8
  lea    D6(%rip),%rsi
  cmova  %rdi,%r8
  mov    %r14,%rdi
  xor    %eax,%eax
  call   <sprintf@plt>
  cltq
  add    %rax,%r14
L15:
  add    $0x7,%rbp
  add    $0x8,%r15
  cmp    %r12,%rbp
  jne    L10
  cmp    %r13,%r14
  je     L35
L32:
  mov    0x68(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L51
  add    $0x78,%rsp
  mov    %r13,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax)
L35:
  movl   $0x2e2e2e,0x0(%r13)
  jmp    L32
L51:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: tag: D2
type_guessed: byte[16]
name: disassemble_data
arguments: tag: D65
type_guessed: byte[16]
name: disassemble_data
arguments: tag: D19
type_guessed: byte[16]
name: disassemble_data
arguments: tag: D30
type_guessed: byte[16]
name: disassemble_data
arguments: tag: D70
type_guessed: byte[16]
name: disassemble_data
arguments: tag: D89
type_guessed: string
name: disassemble_data
arguments: tag: D20
type_guessed: string
name: disassemble_data
arguments: tag: D6
type_guessed: string

tool: {"D2": [0x80,0x33,0xe1,0x01,0x00,0x00,0x00,0x00,0x80,0x3a,0x09,0x00,0x00,0x00,0x00,0x00]}

tool: {"D65": [0x80,0x51,0x01,0x00,0x00,0x00,0x00,0x00,0x10,0x0e,0x00,0x00,0x00,0x00,0x00,0x00]}

tool: {"D19": [0x3c,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00]}

tool: {"D30": [0x79,0x65,0x61,0x72,0x00,0x00,0x00,0x77,0x65,0x65,0x6b,0x00,0x00,0x00,0x64,0x61]}

tool: {"D70": [0x79,0x00,0x00,0x00,0x00,0x68,0x6f,0x75,0x72,0x00,0x00,0x00,0x6d,0x69,0x6e,0x75]}

tool: D89: s

tool: 

tool: D6: %lu %s%s

assistant: ```c
char *seconds2string(unsigned long seconds) {
  int i;
  const unsigned long s = 1;
  const unsigned long m = 60 * s;
  const unsigned long h = 60 * m;
  const unsigned long d = 24 * h;
  const unsigned long w = 7 * d;
  const unsigned long y = 365 * d;
  const unsigned long coeff[6] = {y, w, d, h, m, s};
  const char units[6][7] = {"year", "week", "day", "hour", "minute", "second"};
  static char buffer[256];
  char *ptr = buffer;
  for (i = 0; i < 6; i++) {
    unsigned long value;
    value = seconds / coeff[i];
    seconds = seconds % coeff[i];
    if (value) {
      if (ptr != buffer)
        ptr += sprintf(ptr, ", ");
      ptr += sprintf(ptr, "%lu %s%s", value, units[i], (value > 1 ? "s" : ""));
    }
  }
  if (ptr == buffer)
    sprintf(ptr, "...");
  return buffer;
}
```