user: 下面的汇编指令对应的C源代码是什么:

```asm
<md5>:
  endbr64
  movabs $0xc00000007,%rdx
  push   %r15
  push   %r14
  push   %r13
  lea    0x0(,%rsi,8),%r13d
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x248,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x238(%rsp)
  xor    %eax,%eax
  mov    %rdx,0x40(%rsp)
  movabs $0x1600000011,%rax
  mov    %rax,0x38(%rsp)
  mov    %rax,0x48(%rsp)
  mov    %rdx,0x50(%rsp)
  mov    %rax,0x58(%rsp)
  mov    %rdx,0x60(%rsp)
  movabs $0x900000005,%rdx
  mov    %rax,0x68(%rsp)
  movabs $0x140000000e,%rax
  mov    %rdx,0x70(%rsp)
  mov    %rax,0x78(%rsp)
  mov    %rdx,0x80(%rsp)
  mov    %rax,0x88(%rsp)
  mov    %rdx,0x90(%rsp)
  mov    %rax,0x98(%rsp)
  mov    %rdx,0xa0(%rsp)
  movabs $0xb00000004,%rdx
  mov    %rax,0xa8(%rsp)
  movabs $0x1700000010,%rax
  mov    %rdx,0xb0(%rsp)
  mov    %rax,0xb8(%rsp)
  mov    %rdx,0xc0(%rsp)
  mov    %rax,0xc8(%rsp)
  mov    %rdx,0xd0(%rsp)
  mov    %rax,0xd8(%rsp)
  mov    %rdx,0xe0(%rsp)
  movabs $0xa00000006,%rdx
  movl   $0xc,0x34(%rsp)
  mov    %rax,0xe8(%rsp)
  movabs $0x150000000f,%rax
  mov    %rax,0xf8(%rsp)
  mov    %rax,0x108(%rsp)
  mov    %rax,0x118(%rsp)
  mov    %rax,0x128(%rsp)
  movabs $0xc1bdceee242070db,%rax
  mov    %rax,0x138(%rsp)
  movabs $0x4787c62af57c0faf,%rax
  mov    %rax,0x140(%rsp)
  movabs $0xfd469501a8304613,%rax
  mov    %rax,0x148(%rsp)
  movabs $0x8b44f7af698098d8,%rax
  mov    %rax,0x150(%rsp)
  movabs $0x895cd7beffff5bb1,%rax
  mov    %rax,0x158(%rsp)
  movabs $0xfd9871936b901122,%rax
  mov    %rax,0x160(%rsp)
  movabs $0x49b40821a679438e,%rax
  mov    %rax,0x168(%rsp)
  movabs $0xc040b340f61e2562,%rax
  mov    %rax,0x170(%rsp)
  movabs $0xe9b6c7aa265e5a51,%rax
  mov    %rax,0x178(%rsp)
  movabs $0x2441453d62f105d,%rax
  mov    %rax,0x180(%rsp)
  movabs $0xe7d3fbc8d8a1e681,%rax
  mov    %rax,0x188(%rsp)
  movabs $0xc33707d621e1cde6,%rax
  mov    %rax,0x190(%rsp)
  movabs $0x455a14edf4d50d87,%rax
  mov    %rax,0x198(%rsp)
  movabs $0xfcefa3f8a9e3e905,%rax
  mov    %rax,0x1a0(%rsp)
  movabs $0x8d2a4c8a676f02d9,%rax
  mov    %rax,0x1a8(%rsp)
  movabs $0x8771f681fffa3942,%rax
  mov    %rax,0x1b0(%rsp)
  movabs $0xfde5380c6d9d6122,%rax
  mov    %rax,0x1b8(%rsp)
  movabs $0x4bdecfa9a4beea44,%rax
  mov    %rax,0x1c0(%rsp)
  movabs $0xbebfbc70f6bb4b60,%rax
  mov    %rax,0x1c8(%rsp)
  movabs $0xeaa127fa289b7ec6,%rax
  mov    %rax,0x1d0(%rsp)
  movabs $0x4881d05d4ef3085,%rax
  mov    %rax,0x1d8(%rsp)
  movabs $0xe6db99e5d9d4d039,%rax
  mov    %rax,0x1e0(%rsp)
  movabs $0xc4ac56651fa27cf8,%rax
  mov    %rax,0x1e8(%rsp)
  movabs $0x432aff97f4292244,%rax
  mov    %rdx,0xf0(%rsp)
  mov    %rdx,0x100(%rsp)
  mov    %rdx,0x110(%rsp)
  mov    %rdx,0x120(%rsp)
  movl   $0xe8c7b756,0x134(%rsp)
  mov    %rax,0x1f0(%rsp)
  movabs $0xfc93a039ab9423a7,%rax
  mov    %rax,0x1f8(%rsp)
  movabs $0x8f0ccc92655b59c3,%rax
  mov    %rax,0x200(%rsp)
  movabs $0x85845dd1ffeff47d,%rax
  mov    %rax,0x208(%rsp)
  movabs $0xfe2ce6e06fa87e4f,%rax
  mov    %rax,0x210(%rsp)
  movabs $0x4e0811a1a3014314,%rax
  mov    %rax,0x218(%rsp)
  movabs $0xbd3af235f7537e82,%rax
  mov    %rax,0x220(%rsp)
  movabs $0xeb86d3912ad7d2bb,%rax
  mov    %rax,0x228(%rsp)
  lea    0x1(%r13),%eax
  mov    %eax,%edx
  and    $0x800001ff,%edx
  cmp    $0x1c0,%edx
  je     L129
  nopl   0x0(%rax,%rax,1)
L68:
  add    $0x1,%eax
  mov    %eax,%edx
  and    $0x800001ff,%edx
  cmp    $0x1c0,%edx
  jne    L68
L129:
  sar    $0x3,%eax
  mov    $0x1,%esi
  lea    0x40(%rax),%edi
  mov    %eax,%r15d
  mov    %eax,0x10(%rsp)
  call   <calloc@plt>
  mov    %rbx,%rdx
  mov    %r12,%rsi
  mov    %rax,%rbp
  mov    %rax,%rdi
  xor    %eax,%eax
  call   <memcpy@plt>
  movl   $0x80,0x0(%rbp,%rbx,4)
  movslq %r15d,%rax
  lea    0x2c(%rsp),%rsi
  lea    0x0(%rbp,%rax,4),%rdi
  mov    $0x4,%edx
  xor    %eax,%eax
  mov    %r13d,0x2c(%rsp)
  call   <memcpy@plt>
  test   %r15d,%r15d
  jle    L29
  movl   $0x10325476,0xc(%rsp)
  xor    %ebx,%ebx
  mov    $0xefcdab89,%r12d
  mov    $0x67452301,%r13d
  movl   $0x98badcfe,0x8(%rsp)
  mov    $0x20,%r14d
L79:
  mov    0xc(%rsp),%r9d
  mov    0x8(%rsp),%r8d
  mov    %r12d,%edi
  mov    %r13d,%r11d
  xor    %esi,%esi
  mov    $0x7,%r10d
  mov    $0xd76aa478,%ecx
  jmp    L76
  nop
L61:
  mov    %edi,%eax
  lea    0x1(%rsi,%rsi,4),%edx
  xor    %r8d,%eax
  and    $0xf,%edx
  and    %r9d,%eax
  xor    %r8d,%eax
L27:
  movslq %edx,%rdx
  add    %r11d,%eax
  add    $0x1,%rsi
  add    %rbx,%rdx
  add    %ecx,%eax
  mov    %r14d,%ecx
  add    0x0(%rbp,%rdx,4),%eax
  sub    %r10d,%ecx
  mov    %eax,%edx
  sar    %cl,%edx
  mov    %r10d,%ecx
  shl    %cl,%eax
  or     %eax,%edx
  add    %edi,%edx
  cmp    $0x40,%rsi
  je     L55
  mov    0x130(%rsp,%rsi,4),%ecx
  mov    0x30(%rsp,%rsi,4),%r10d
  mov    %r9d,%r11d
  mov    %r8d,%r9d
  mov    %edi,%r8d
  mov    %edx,%edi
L76:
  mov    %esi,%edx
  cmp    $0xf,%rsi
  jbe    L0
  cmp    $0x1f,%esi
  jle    L61
  cmp    $0x2f,%esi
  jg     L100
  mov    %edi,%eax
  lea    0x5(%rsi,%rsi,2),%edx
  xor    %r8d,%eax
  and    $0xf,%edx
  xor    %r9d,%eax
  jmp    L27
  nopl   0x0(%rax,%rax,1)
L0:
  mov    %r8d,%eax
  xor    %r9d,%eax
  and    %edi,%eax
  xor    %r9d,%eax
  jmp    L27
  nopl   (%rax)
L100:
  mov    %r9d,%eax
  lea    0x0(,%rsi,8),%r15d
  not    %eax
  sub    %esi,%r15d
  or     %edi,%eax
  mov    %r15d,%edx
  xor    %r8d,%eax
  and    $0xf,%edx
  jmp    L27
L55:
  add    %edi,0x8(%rsp)
  add    %r9d,%r13d
  add    %edx,%r12d
  add    $0x40,%rbx
  add    %r8d,0xc(%rsp)
  cmp    %ebx,0x10(%rsp)
  jg     L79
L32:
  mov    %rbp,%rdi
  lea    D1(%rip),%rbp
  call   <free@plt>
  mov    $0x1,%esi
  mov    $0x21,%edi
  call   <calloc@plt>
  mov    0x28(%rsp),%r9d
  xor    %ecx,%ecx
  mov    %r13d,%edx
  mov    0x20(%rsp),%r8d
  mov    %rbp,%rsi
  mov    %rax,%rdi
  mov    %rax,%r14
  mov    %ecx,0x1c(%rsp)
  mov    %ecx,0x18(%rsp)
  mov    %ecx,0x14(%rsp)
  call   <sprintf@plt>
  mov    0x28(%rsp),%r9d
  xor    %ecx,%ecx
  lea    0x8(%r14),%rdi
  mov    0x20(%rsp),%r8d
  mov    %r12d,%edx
  mov    %rbp,%rsi
  mov    %ecx,0x1c(%rsp)
  mov    %ecx,0x18(%rsp)
  mov    %ecx,0x14(%rsp)
  call   <sprintf@plt>
  mov    0x28(%rsp),%r9d
  mov    0x8(%rsp),%edx
  xor    %ecx,%ecx
  mov    0x20(%rsp),%r8d
  lea    0x10(%r14),%rdi
  mov    %rbp,%rsi
  mov    %ecx,0x1c(%rsp)
  mov    %ecx,0x18(%rsp)
  mov    %ecx,0x14(%rsp)
  call   <sprintf@plt>
  mov    0x28(%rsp),%r9d
  mov    0xc(%rsp),%edx
  xor    %ecx,%ecx
  mov    0x20(%rsp),%r8d
  lea    0x18(%r14),%rdi
  mov    %rbp,%rsi
  mov    %ecx,0x1c(%rsp)
  mov    %ecx,0x18(%rsp)
  mov    %ecx,0x14(%rsp)
  call   <sprintf@plt>
  movb   $0x0,0x20(%r14)
  mov    0x238(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L26
  add    $0x248,%rsp
  mov    %r14,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L29:
  movl   $0x10325476,0xc(%rsp)
  mov    $0xefcdab89,%r12d
  mov    $0x67452301,%r13d
  movl   $0x98badcfe,0x8(%rsp)
  jmp    L32
L26:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: data_tag: D1
type_guessed: string

tool: D1: %2.2x%2.2x%2.2x%2.2x

assistant: ```c
char *md5(char *initial_msg, size_t initial_len) {
  uint8_t *msg = NULL;
  uint32_t r[] = {7, 12, 17, 22, 7, 12, 17, 22, 7, 12, 17, 22, 7, 12, 17, 22, 5, 9, 14, 20, 5, 9, 14, 20, 5, 9, 14, 20, 5, 9, 14, 20, 4, 11, 16, 23, 4, 11, 16, 23, 4, 11, 16, 23, 4, 11, 16, 23, 6, 10, 15, 21, 6, 10, 15, 21, 6, 10, 15, 21, 6, 10, 15, 21};
  uint32_t k[] = {0xd76aa478, 0xe8c7b756, 0x242070db, 0xc1bdceee, 0xf57c0faf, 0x4787c62a, 0xa8304613, 0xfd469501, 0x698098d8, 0x8b44f7af, 0xffff5bb1, 0x895cd7be, 0x6b901122, 0xfd987193, 0xa679438e, 0x49b40821, 0xf61e2562, 0xc040b340, 0x265e5a51, 0xe9b6c7aa, 0xd62f105d, 0x02441453, 0xd8a1e681, 0xe7d3fbc8, 0x21e1cde6, 0xc33707d6, 0xf4d50d87, 0x455a14ed, 0xa9e3e905, 0xfcefa3f8, 0x676f02d9, 0x8d2a4c8a, 0xfffa3942, 0x8771f681, 0x6d9d6122, 0xfde5380c, 0xa4beea44, 0x4bdecfa9, 0xf6bb4b60, 0xbebfbc70, 0x289b7ec6, 0xeaa127fa, 0xd4ef3085, 0x04881d05, 0xd9d4d039, 0xe6db99e5, 0x1fa27cf8, 0xc4ac5665, 0xf4292244, 0x432aff97, 0xab9423a7, 0xfc93a039, 0x655b59c3, 0x8f0ccc92, 0xffeff47d, 0x85845dd1, 0x6fa87e4f, 0xfe2ce6e0, 0xa3014314, 0x4e0811a1, 0xf7537e82, 0xbd3af235, 0x2ad7d2bb, 0xeb86d391};
  uint32_t h0 = 0x67452301;
  uint32_t h1 = 0xefcdab89;
  uint32_t h2 = 0x98badcfe;
  uint32_t h3 = 0x10325476;
  int new_len;
  for (new_len = initial_len * 8 + 1; new_len % 512 != 448; new_len++)
    ;
  new_len /= 8;
  msg = calloc(new_len + 64, 1);
  memcpy(msg, initial_msg, initial_len);
  msg[initial_len] = 128;
  uint32_t bits_len = 8 * initial_len;
  memcpy(msg + new_len, &bits_len, 4);
  int offset;
  for (offset = 0; offset < new_len; offset += (512 / 8)) {
    uint32_t *w = (uint32_t *)(msg + offset);
    uint32_t a = h0;
    uint32_t b = h1;
    uint32_t c = h2;
    uint32_t d = h3;
    uint32_t i;
    for (i = 0; i < 64; i++) {
      uint32_t f, g;
      if (i < 16) {
        f = (b & c) | ((~b) & d);
        g = i;
      } else if (i < 32) {
        f = (d & b) | ((~d) & c);
        g = (5 * i + 1) % 16;
      } else if (i < 48) {
        f = b ^ c ^ d;
        g = (3 * i + 5) % 16;
      } else {
        f = c ^ (b | (~d));
        g = (7 * i) % 16;
      }
      uint32_t temp = d;
      d = c;
      c = b;
      b = b + ((((a + f + k[i] + w[g])) << (r[i])) | (((a + f + k[i] + w[g])) >> (32 - (r[i]))));
      a = temp;
    }
    h0 += a;
    h1 += b;
    h2 += c;
    h3 += d;
  }
  free(msg);
  char *output = calloc(33, 1);
  uint8_t *p = (uint8_t *)&h0;
  sprintf(output, "%2.2x%2.2x%2.2x%2.2x", p[0], p[1], p[2], p[3]);
  p = (uint8_t *)&h1;
  sprintf(&output[8], "%2.2x%2.2x%2.2x%2.2x", p[0], p[1], p[2], p[3]);
  p = (uint8_t *)&h2;
  sprintf(&output[16], "%2.2x%2.2x%2.2x%2.2x", p[0], p[1], p[2], p[3]);
  p = (uint8_t *)&h3;
  sprintf(&output[24], "%2.2x%2.2x%2.2x%2.2x", p[0], p[1], p[2], p[3]);
  output[32] = '\0';
  return output;
}
```