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

```asm
<poly1305_squeeze>:
  endbr64
  push   %r15
  mov    %rdi,%rax
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    (%rdi),%edx
  movzbl %dl,%r14d
  shr    $0x8,%edx
  add    0x4(%rdi),%edx
  movzbl %dl,%r11d
  shr    $0x8,%edx
  add    0x8(%rdi),%edx
  movzbl %dl,%r13d
  shr    $0x8,%edx
  add    0xc(%rdi),%edx
  movzbl %dl,%esi
  shr    $0x8,%edx
  add    0x10(%rdi),%edx
  movzbl %dl,%r12d
  shr    $0x8,%edx
  add    0x14(%rdi),%edx
  movzbl %dl,%r10d
  shr    $0x8,%edx
  add    0x18(%rdi),%edx
  movzbl %dl,%ebp
  shr    $0x8,%edx
  add    0x1c(%rdi),%edx
  movzbl %dl,%ecx
  shr    $0x8,%edx
  add    0x20(%rdi),%edx
  movzbl %dl,%ebx
  shr    $0x8,%edx
  add    0x24(%rdi),%edx
  movzbl %dl,%r9d
  shr    $0x8,%edx
  add    0x28(%rdi),%edx
  movzbl %dl,%r8d
  shr    $0x8,%edx
  add    0x2c(%rdi),%edx
  movzbl %dl,%edi
  shr    $0x8,%edx
  add    0x30(%rax),%edx
  movzbl %dl,%r15d
  shr    $0x8,%edx
  add    0x34(%rax),%edx
  mov    %r15d,-0x14(%rsp)
  movzbl %dl,%r15d
  shr    $0x8,%edx
  add    0x38(%rax),%edx
  mov    %r15d,-0x10(%rsp)
  movzbl %dl,%r15d
  shr    $0x8,%edx
  add    0x3c(%rax),%edx
  mov    %r15d,-0xc(%rsp)
  movzbl %dl,%r15d
  shr    $0x8,%edx
  add    0x40(%rax),%edx
  mov    %r15d,-0x24(%rsp)
  mov    %edx,%r15d
  and    $0x3,%r15d
  mov    %r15d,-0x20(%rsp)
  mov    %edx,%r15d
  and    $0xfffffffc,%edx
  shr    $0x2,%r15d
  add    %r15d,%edx
  add    %r14d,%edx
  mov    %edx,-0x1c(%rsp)
  shr    $0x8,%edx
  add    %edx,%r11d
  mov    -0x14(%rsp),%edx
  mov    %r11d,-0x18(%rsp)
  shr    $0x8,%r11d
  add    %r13d,%r11d
  mov    %r11d,%r14d
  movd   %r11d,%xmm1
  shr    $0x8,%r14d
  mov    %r14d,%r15d
  add    %esi,%r15d
  mov    %r15d,%esi
  movd   %r15d,%xmm3
  shr    $0x8,%esi
  punpckldq %xmm3,%xmm1
  add    %r12d,%esi
  mov    %esi,%r13d
  shr    $0x8,%r13d
  add    %r10d,%r13d
  mov    %r13d,%r10d
  movd   %r13d,%xmm6
  shr    $0x8,%r10d
  add    %ebp,%r10d
  mov    %r10d,%r14d
  movd   %r10d,%xmm2
  shr    $0x8,%r14d
  add    %ecx,%r14d
  mov    %r14d,%ecx
  movd   %r14d,%xmm5
  shr    $0x8,%ecx
  punpckldq %xmm5,%xmm2
  add    %ebx,%ecx
  mov    %ecx,%ebp
  shr    $0x8,%ebp
  add    %r9d,%ebp
  mov    %ebp,%r9d
  movd   %ebp,%xmm3
  shr    $0x8,%r9d
  add    %r8d,%r9d
  mov    %r9d,%r12d
  shr    $0x8,%r12d
  add    %edi,%r12d
  mov    %r12d,%ebx
  movd   %r12d,%xmm7
  shr    $0x8,%ebx
  add    %ebx,%edx
  mov    %edx,%ebx
  shr    $0x8,%ebx
  add    -0x10(%rsp),%ebx
  mov    %ebx,%r8d
  movd   %ebx,%xmm5
  shr    $0x8,%r8d
  add    -0xc(%rsp),%r8d
  movd   -0x18(%rsp),%xmm4
  movd   -0x1c(%rsp),%xmm0
  mov    %r8d,%edi
  mov    -0x20(%rsp),%r15d
  shr    $0x8,%edi
  add    -0x24(%rsp),%edi
  pop    %rbx
  punpckldq %xmm4,%xmm0
  movd   %edi,%xmm4
  shr    $0x8,%edi
  pop    %rbp
  punpcklqdq %xmm1,%xmm0
  movdqa D7(%rip),%xmm1
  pop    %r12
  pop    %r13
  pop    %r14
  pand   %xmm1,%xmm0
  movups %xmm0,(%rax)
  movd   %esi,%xmm0
  punpckldq %xmm6,%xmm0
  punpcklqdq %xmm2,%xmm0
  movd   %r9d,%xmm2
  pand   %xmm1,%xmm0
  punpckldq %xmm7,%xmm2
  movups %xmm0,0x10(%rax)
  movd   %ecx,%xmm0
  punpckldq %xmm3,%xmm0
  punpcklqdq %xmm2,%xmm0
  movd   %r8d,%xmm2
  pand   %xmm1,%xmm0
  punpckldq %xmm4,%xmm2
  movups %xmm0,0x20(%rax)
  movd   %edx,%xmm0
  lea    (%r15,%rdi,1),%edx
  pop    %r15
  punpckldq %xmm5,%xmm0
  mov    %edx,0x40(%rax)
  punpcklqdq %xmm2,%xmm0
  pand   %xmm1,%xmm0
  movups %xmm0,0x30(%rax)
  ret
```

tool_calls: name: retrieve_data
arguments: data_tag: D7
type: byte[16]

tool: {"D7": [0xff,0x00,0x00,0x00,0xff,0x00,0x00,0x00,0xff,0x00,0x00,0x00,0xff,0x00,0x00,0x00]}

assistant: ```c
void poly1305_squeeze(unsigned int h[17]) {
  unsigned int j;
  unsigned int u;
  u = 0;
  for (j = 0; j < 16; ++j) {
    u += h[j];
    h[j] = u & 255;
    u >>= 8;
  }
  u += h[16];
  h[16] = u & 3;
  u = 5 * (u >> 2);
  for (j = 0; j < 16; ++j) {
    u += h[j];
    h[j] = u & 255;
    u >>= 8;
  }
  u += h[16];
  h[16] = u;
}
```