user: Translate the below assembly code into C programming language:

```asm
<encrypt>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x38,%rsp
  mov    %rdi,%r15
  mov    %rsi,%r12
  mov    %rdx,-0x60(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x38(%rbp)
  xor    %eax,%eax
  mov    %rsi,%rdi
  call   <strlen@plt>
  mov    %rax,%rbx
  mov    %rax,-0x58(%rbp)
  mov    %r15,%rdi
  call   <strlen@plt>
  mov    %rax,%rsi
  mov    %rax,%r13
  lea    (%rbx,%rax,1),%rcx
  mov    $0x0,%edx
  div    %rbx
  sub    %rdx,%rcx
  lea    0xf(%rcx),%rax
  mov    %rax,%rcx
  and    $0xfffffffffffffff0,%rcx
  and    $0xfffffffffffff000,%rax
  mov    %rsp,%rdx
  sub    %rax,%rdx
L171:
  cmp    %rdx,%rsp
  je     L60
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L171
L60:
  mov    %rcx,%rax
  and    $0xfff,%eax
  sub    %rax,%rsp
  test   %rax,%rax
  je     L34
  orq    $0x0,-0x8(%rsp,%rax,1)
L34:
  mov    %rsp,-0x50(%rbp)
  test   %rsi,%rsi
  je     L10
  mov    %r15,%r14
  lea    (%r15,%rsi,1),%rax
  mov    %rax,-0x48(%rbp)
  mov    $0x0,%r13d
  jmp    L117
L56:
  add    $0x1,%r14
  cmp    -0x48(%rbp),%r14
  je     L77
L117:
  movzbl (%r14),%edi
  cmp    $0x20,%dil
  je     L56
  lea    0x1(%r13),%r15
  movsbl %dil,%edi
  call   <toupper@plt>
  mov    -0x50(%rbp),%rdi
  mov    %al,(%rdi,%r13,1)
  mov    %r15,%r13
  jmp    L56
L77:
  mov    %r13,%rax
  mov    $0x0,%edx
  divq   -0x58(%rbp)
  test   %rdx,%rdx
  je     L10
  cmp    %rbx,%rdx
  je     L10
  mov    $0x0,%ecx
  lea    0x1(%r13),%rdi
  mov    -0x50(%rbp),%rax
  lea    (%rax,%r13,1),%rsi
L121:
  lea    (%rdi,%rcx,1),%r13
  movb   $0x51,(%rsi,%rcx,1)
  add    $0x1,%rcx
  mov    %r13,%rax
  mov    $0x0,%edx
  divq   -0x58(%rbp)
  mov    %rbx,%rax
  sub    %rdx,%rax
  cmp    %rcx,%rax
  ja     L121
L10:
  mov    -0x50(%rbp),%r8
  movb   $0x0,(%r8,%r13,1)
  mov    %r13,%rax
  mov    $0x0,%edx
  divq   -0x58(%rbp)
  cmp    %rbx,%r13
  jb     L113
  mov    -0x60(%rbp),%rdi
  mov    $0x0,%r9d
  jmp    L141
L163:
  movsbl (%r8,%rsi,1),%ecx
  movsbl (%r12,%rsi,1),%edx
  lea    -0x82(%rcx,%rdx,1),%ecx
  movslq %ecx,%rdx
  imul   $0x4ec4ec4f,%rdx,%rdx
  sar    $0x23,%rdx
  mov    %ecx,%r10d
  sar    $0x1f,%r10d
  sub    %r10d,%edx
  imul   $0x1a,%edx,%edx
  sub    %edx,%ecx
  add    $0x41,%ecx
  mov    %cl,(%rdi,%rsi,1)
  add    $0x1,%rsi
  cmp    %rsi,%rbx
  jne    L163
L59:
  add    $0x1,%r9
  add    %rbx,%r8
  add    %rbx,%rdi
  cmp    %rax,%r9
  jae    L113
L141:
  mov    $0x0,%esi
  test   %rbx,%rbx
  jne    L163
  jmp    L59
L113:
  mov    -0x38(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L132
  lea    -0x28(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
L132:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void encrypt(const char *p, const char *key, char *c) {
  size_t klen = strlen(key);
  size_t plen = strlen(p);
  size_t pplen = strlen(p) + (strlen(key) - strlen(p) % strlen(key));
  char pp[pplen];
  pplen = 0;
  for (size_t i = 0; i < plen; i++) {
    if (p[i] == ' ')
      continue;
    pp[pplen++] = toupper(p[i]);
  }
  if (pplen % klen != 0)
    for (size_t i = 0; i < klen - (pplen % klen); i++)
      pp[pplen++] = 'Q';
  pp[pplen] = '\0';
  for (size_t i = 0; i < pplen / klen; i++)
    for (size_t j = 0; j < klen; j++) {
      c[i * klen + j] = (pp[i * klen + j] - 'A' + (key[j] - 'A')) % 26 + 'A';
    }
}
```