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

```asm
<handle_command>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %edi,%ebx
  sub    $0xa78,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0xa68(%rsp)
  xor    %eax,%eax
  lea    0x10(%rsp),%r14
  lea    0x150(%rsp),%r13
  lea    0x80(%rsp),%rbp
  mov    %r14,%rdx
  mov    %r13,%rsi
  mov    %rbp,%rdi
  call   <load_contacts@plt>
  mov    %eax,%r12d
  cmp    $0x43,%bl
  je     L47
  cmp    $0x52,%bl
  je     L46
  cmp    $0x55,%bl
  je     L35
  cmp    $0x44,%bl
  je     L102
  cmp    $0x4c,%bl
  je     L40
L103:
  mov    0xa68(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L20
  add    $0xa78,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax)
L47:
  lea    0x970(%rsp),%r15
  lea    0x9c0(%rsp),%rbx
  mov    %r15,%rsi
  lea    D74(%rip),%rdi
  call   <get_user_input@plt>
  mov    %rbx,%rsi
  lea    D46(%rip),%rdi
  call   <get_user_input@plt>
  lea    0xa10(%rsp),%r9
  lea    D29(%rip),%rdi
  mov    %r9,%rsi
  mov    %r9,(%rsp)
  call   <get_user_input@plt>
  sub    $0x8,%rsp
  mov    %r15,%rcx
  mov    %r13,%rsi
  push   %r12
  mov    0x10(%rsp),%r9
  mov    %rbx,%r8
  mov    %r14,%rdx
  mov    %rbp,%rdi
  call   <handle_create@plt>
  pop    %rcx
  pop    %rsi
  jmp    L103
  nopw   0x0(%rax,%rax,1)
L102:
  lea    0xa10(%rsp),%r15
  lea    D39(%rip),%rdi
  mov    %r15,%rsi
  call   <get_user_input@plt>
  mov    %r12d,%r8d
  mov    %r15,%rcx
  mov    %r14,%rdx
  mov    %r13,%rsi
  mov    %rbp,%rdi
  call   <handle_delete@plt>
  jmp    L103
L46:
  lea    0xa10(%rsp),%r12
  lea    D39(%rip),%rdi
  mov    %r12,%rsi
  call   <get_user_input@plt>
  mov    %r12,%rcx
  mov    %r14,%rdx
  mov    %r13,%rsi
  mov    %rbp,%rdi
  call   <handle_retrieve@plt>
  jmp    L103
  nopl   (%rax)
L35:
  lea    0xa10(%rsp),%rdx
  lea    0x920(%rsp),%r15
  mov    %rdx,%rsi
  lea    D39(%rip),%rdi
  mov    %rdx,0x8(%rsp)
  lea    0x970(%rsp),%rbx
  call   <get_user_input@plt>
  mov    %r15,%rsi
  lea    D74(%rip),%rdi
  call   <get_user_input@plt>
  mov    %rbx,%rsi
  lea    D46(%rip),%rdi
  call   <get_user_input@plt>
  lea    0x9c0(%rsp),%r9
  lea    D29(%rip),%rdi
  mov    %r9,%rsi
  mov    %r9,(%rsp)
  call   <get_user_input@plt>
  push   %r12
  mov    0x10(%rsp),%rdx
  mov    %rbx,%r8
  mov    %r15,%rcx
  mov    %r13,%rsi
  mov    %rbp,%rdi
  push   %rdx
  mov    0x10(%rsp),%r9
  mov    %r14,%rdx
  call   <handle_update@plt>
  pop    %rax
  pop    %rdx
  jmp    L103
  nopl   (%rax)
L40:
  mov    %eax,%ecx
  mov    %r14,%rdx
  mov    %r13,%rsi
  mov    %rbp,%rdi
  call   <handle_list@plt>
  jmp    L103
L20:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: tag: D74
type_guessed: string
name: read_data
arguments: tag: D46
type_guessed: string
name: read_data
arguments: tag: D29
type_guessed: string
name: read_data
arguments: tag: D39
type_guessed: string

tool: D74: Name: 

tool: D46: Address: 

tool: D29: Phone: 

tool: D39: Index: 

assistant: ```c
int handle_command(char cmd) {
  char name[10][20];
  char address[10][200];
  char phoneNumber[10][10];
  int curLength = load_contacts(name, address, phoneNumber);
  if (cmd == 'C') {
    char newName[80];
    char newAddress[80];
    char newPhone[80];
    get_user_input("Name: ", newName);
    get_user_input("Address: ", newAddress);
    get_user_input("Phone: ", newPhone);
    curLength = handle_create(name, address, phoneNumber, newName, newAddress, newPhone, curLength);
  } else if (cmd == 'R') {
    char index[80];
    get_user_input("Index: ", index);
    handle_retrieve(name, address, phoneNumber, index);
  } else if (cmd == 'U') {
    char newName[80];
    char newAddress[80];
    char newPhone[80];
    char index[80];
    get_user_input("Index: ", index);
    get_user_input("Name: ", newName);
    get_user_input("Address: ", newAddress);
    get_user_input("Phone: ", newPhone);
    handle_update(name, address, phoneNumber, newName, newAddress, newPhone, index, curLength);
  } else if (cmd == 'D') {
    char index[80];
    get_user_input("Index: ", index);
    curLength = handle_delete(name, address, phoneNumber, index, curLength);
  } else if (cmd == 'L') {
    handle_list(name, address, phoneNumber, curLength);
  }
}
```