user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<tls1_P_hash>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r15
  push   %r14
  mov    %r9,%r14
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x48,%rsp
  mov    0x28(%rbp),%rax
  mov    %edx,-0x64(%rbp)
  mov    %rcx,-0x48(%rbp)
  mov    %rsp,%rcx
  mov    0x18(%rbp),%r15
  mov    %rdi,-0x58(%rbp)
  mov    %rsi,-0x60(%rbp)
  mov    %r8d,-0x68(%rbp)
  mov    %rax,-0x50(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x38(%rbp)
  mov    D8(%rip),%rax
  movslq (%rax),%rax
  add    $0xf,%rax
  mov    %rax,%rdx
  and    $0xfffffffffffff000,%rax
  sub    %rax,%rcx
  and    $0xfffffffffffffff0,%rdx
  cmp    %rcx,%rsp
  je     L56
L78:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rcx,%rsp
  jne    L78
L56:
  and    $0xfff,%edx
  sub    %rdx,%rsp
  test   %rdx,%rdx
  jne    L15
L61:
  xor    %eax,%eax
  mov    %rsp,%r12
  xor    %ebx,%ebx
  call   <HMAC_CTX_new@plt>
  mov    -0x58(%rbp),%rcx
  mov    -0x64(%rbp),%edx
  xor    %r8d,%r8d
  mov    -0x60(%rbp),%rsi
  mov    %rax,%rdi
  mov    %rax,%r13
  call   <HMAC_Init_ex@plt>
  lea    -0x3c(%rbp),%rax
  mov    %rax,-0x70(%rbp)
  jmp    L113
L19:
  mov    -0x3c(%rbp),%eax
  lea    -0x1(%rbx),%ecx
  mov    %eax,%esi
  imul   %ebx,%esi
  cmp    0x30(%rbp),%esi
  ja     L17
  sub    %eax,%esi
  xor    %edx,%edx
  add    -0x50(%rbp),%rsi
  mov    %r13,%rdi
  call   <HMAC_Final@plt>
  sub    $0x8,%rsp
  mov    -0x3c(%rbp),%r8d
  mov    -0x64(%rbp),%edx
  push   $0x0
  mov    -0x60(%rbp),%rsi
  mov    %r12,%r9
  mov    %r12,%rcx
  mov    -0x58(%rbp),%rdi
  call   <HMAC@plt>
  xor    %ecx,%ecx
  xor    %edx,%edx
  xor    %esi,%esi
  xor    %r8d,%r8d
  mov    %r13,%rdi
  call   <HMAC_Init_ex@plt>
  mov    -0x3c(%rbp),%edx
  pop    %rcx
  pop    %rsi
  mov    %edx,%eax
  imul   %ebx,%eax
  cmp    0x30(%rbp),%eax
  ja     L121
L92:
  mov    %r12,%rsi
  mov    %r13,%rdi
  add    $0x1,%ebx
  call   <HMAC_Update@plt>
L113:
  mov    -0x48(%rbp),%rax
  test   %rax,%rax
  je     L114
  mov    -0x68(%rbp),%edx
  mov    %rax,%rsi
  mov    %r13,%rdi
  call   <HMAC_Update@plt>
L114:
  test   %r14,%r14
  je     L81
  mov    0x10(%rbp),%edx
  mov    %r14,%rsi
  mov    %r13,%rdi
  call   <HMAC_Update@plt>
L81:
  test   %r15,%r15
  je     L33
  mov    0x20(%rbp),%edx
  mov    %r15,%rsi
  mov    %r13,%rdi
  call   <HMAC_Update@plt>
L33:
  test   %ebx,%ebx
  jne    L19
  mov    -0x70(%rbp),%rdx
  mov    %r12,%rsi
  mov    %r13,%rdi
  call   <HMAC_Final@plt>
  xor    %edx,%edx
  xor    %r8d,%r8d
  xor    %ecx,%ecx
  xor    %esi,%esi
  mov    %r13,%rdi
  call   <HMAC_Init_ex@plt>
  mov    -0x3c(%rbp),%edx
  jmp    L92
L17:
  xor    %edx,%edx
  mov    %r12,%rsi
  mov    %r13,%rdi
  mov    %ecx,-0x48(%rbp)
  call   <HMAC_Final@plt>
  mov    -0x3c(%rbp),%esi
  mov    0x30(%rbp),%eax
  xor    %edx,%edx
  mov    -0x48(%rbp),%ecx
  mov    -0x50(%rbp),%rdi
  div    %esi
  imul   %ecx,%esi
  add    %rsi,%rdi
  mov    %r12,%rsi
  call   <memcpy@plt>
L121:
  mov    %r13,%rdi
  call   <HMAC_CTX_free@plt>
  mov    -0x38(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L64
  lea    -0x28(%rbp),%rsp
  mov    $0x1,%eax
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
  nopw   0x0(%rax,%rax,1)
L15:
  orq    $0x0,-0x8(%rsp,%rdx,1)
  jmp    L61
L64:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int tls1_P_hash(const EVP_MD *md, const unsigned char *sec, int sec_len, const void *seed1, int seed1_len, const void *seed2, int seed2_len, const void *seed3, int seed3_len, unsigned char *out, int olen) {
  unsigned char A1[EVP_MAX_MD_SIZE];
  HMAC_CTX *ctx = HMAC_CTX_new();
  unsigned int chunk;
  int i = 0;
  HMAC_Init_ex(ctx, sec, sec_len, md, NULL);
  do {
    if (i)
      HMAC_Update(ctx, A1, chunk);
    if (seed1)
      HMAC_Update(ctx, seed1, seed1_len);
    if (seed2)
      HMAC_Update(ctx, seed2, seed2_len);
    if (seed3)
      HMAC_Update(ctx, seed3, seed3_len);
    if (!i)
      HMAC_Final(ctx, A1, &chunk);
    else if (i * chunk <= olen) {
      HMAC_Final(ctx, out + ((i - 1) * chunk), NULL);
      HMAC(md, sec, sec_len, A1, chunk, A1, NULL);
    } else {
      HMAC_Final(ctx, A1, NULL);
      memcpy(out + ((i - 1) * chunk), A1, olen % chunk);
      break;
    }
    HMAC_Init_ex(ctx, NULL, 0, NULL, NULL);
    i++;
  } while ((i - 1) * chunk <= olen);
  HMAC_CTX_free(ctx);
  return 1;
}
```