user: What would the C source look like for the assembly code provided here?

```asm
<_printn1>:
  endbr64
  push   %r15
  mov    %edx,%r10d
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %r8,%rbx
  sub    $0x58,%rsp
  mov    %rcx,0x18(%rsp)
  mov    %edx,%ecx
  and    $0x1a,%ecx
  mov    %fs:0x28,%rax
  mov    %rax,0x48(%rsp)
  xor    %eax,%eax
  mov    %edx,%eax
  movl   $0x0,0x2c(%rsp)
  and    $0x1,%eax
  and    $0x400,%edx
  je     L200
  test   %eax,%eax
  jne    L12
L50:
  test   %rdi,%rdi
  js     L333
  movb   $0x2b,0x13(%rsp)
  test   $0x200,%r10d
  jne    L247
  mov    %r10d,%r15d
  lea    0x30(%rsp),%r13
  shr    $0x8,%r15d
  and    $0x1,%r15d
  shl    $0x5,%r15d
  mov    %r15b,0x13(%rsp)
  mov    %r13,%r15
  test   %r9d,%r9d
  jne    L11
  nopl   0x0(%rax,%rax,1)
L163:
  lea    D12(%rip),%r9
  nop
L186:
  mov    %rdi,%rax
  xor    %edx,%edx
  add    $0x1,%r15
  div    %rcx
  movzbl (%r9,%rdx,1),%edx
  mov    %dl,-0x1(%r15)
  mov    %rdi,%rdx
  mov    %rax,%rdi
  cmp    %rcx,%rdx
  jae    L186
L17:
  mov    %r15,%rax
  mov    %esi,%r14d
  sub    %r13,%rax
  sub    %eax,%r14d
  cmp    %esi,%eax
  mov    %r10d,%eax
  setb   0x12(%rsp)
  and    $0x40,%eax
  movzbl 0x12(%rsp),%esi
  mov    %eax,0x14(%rsp)
  sete   %al
  and    %esi,%eax
  cmpb   $0x0,0x13(%rsp)
  je     L87
  test   $0x20,%r10b
  jne    L49
  lea    -0x1(%r14),%r11d
  lea    0x2c(%rsp),%r12
  lea    0x18(%rsp),%rbp
  test   %al,%al
  je     L190
L84:
  lea    -0x1(%r11),%r14d
  test   %r11d,%r11d
  je     L216
L288:
  mov    %r10d,%eax
  and    $0x20,%eax
  cmp    $0x1,%eax
  sbb    %edi,%edi
  and    $0xfffffff0,%edi
  add    $0x30,%edi
  nopl   0x0(%rax)
L86:
  mov    %r12,%rcx
  mov    %rbx,%rdx
  mov    %rbp,%rsi
  sub    $0x1,%r14d
  mov    %r10d,0xc(%rsp)
  mov    %edi,0x8(%rsp)
  call   <__put@plt>
  cmp    $0xffffffff,%r14d
  mov    0x8(%rsp),%edi
  mov    0xc(%rsp),%r10d
  jne    L86
  cmpb   $0x0,0x13(%rsp)
  je     L312
L216:
  and    $0x20,%r10d
  je     L231
  mov    $0xffffffff,%r14d
  jmp    L312
  nopw   0x0(%rax,%rax,1)
L200:
  mov    %rdi,%rdx
  test   %eax,%eax
  movzwl %di,%edi
  movb   $0x0,0x13(%rsp)
  cmove  %rdx,%rdi
L247:
  lea    0x30(%rsp),%r13
  mov    %r13,%r15
  test   %r9d,%r9d
  je     L163
L11:
  lea    D14(%rip),%r9
  nopl   0x0(%rax)
L26:
  mov    %rdi,%rax
  xor    %edx,%edx
  add    $0x1,%r15
  div    %rcx
  movzbl (%r9,%rdx,1),%edx
  mov    %dl,-0x1(%r15)
  mov    %rdi,%rdx
  mov    %rax,%rdi
  cmp    %rcx,%rdx
  jae    L26
  jmp    L17
  nopl   (%rax)
L87:
  test   %al,%al
  jne    L259
L94:
  lea    0x2c(%rsp),%r12
  lea    0x18(%rsp),%rbp
  nopw   0x0(%rax,%rax,1)
L312:
  movsbl -0x1(%r15),%edi
  sub    $0x1,%r15
  mov    %r12,%rcx
  mov    %rbx,%rdx
  mov    %rbp,%rsi
  call   <__put@plt>
  cmp    %r13,%r15
  ja     L312
  mov    0x14(%rsp),%eax
  test   %eax,%eax
  je     L71
  cmpb   $0x0,0x12(%rsp)
  jne    L118
L71:
  mov    0x2c(%rsp),%eax
  mov    0x48(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L93
  add    $0x58,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopw   0x0(%rax,%rax,1)
L12:
  test   %di,%di
  jns    L50
  movswl %di,%edi
  movb   $0x2d,0x13(%rsp)
  neg    %edi
  movslq %edi,%rdi
  jmp    L247
  nopl   0x0(%rax,%rax,1)
L118:
  lea    -0x1(%r14),%r13d
  test   %r14d,%r14d
  je     L71
  nopl   0x0(%rax)
L77:
  mov    %r12,%rcx
  mov    %rbx,%rdx
  mov    %rbp,%rsi
  mov    $0x20,%edi
  call   <__put@plt>
  sub    $0x1,%r13d
  jae    L77
  jmp    L71
  nopl   0x0(%rax,%rax,1)
L49:
  movsbl 0x13(%rsp),%edi
  mov    %rbx,%rdx
  mov    %al,0x8(%rsp)
  sub    $0x1,%r14d
  lea    0x2c(%rsp),%r12
  lea    0x18(%rsp),%rbp
  mov    %r10d,0xc(%rsp)
  mov    %r12,%rcx
  mov    %rbp,%rsi
  call   <__put@plt>
  movzbl 0x8(%rsp),%r9d
  mov    0xc(%rsp),%r10d
  test   %r9b,%r9b
  je     L312
  mov    %r14d,%r11d
  jmp    L84
L231:
  or     $0xffffffff,%r11d
  nopw   0x0(%rax,%rax,1)
L190:
  movsbl 0x13(%rsp),%edi
  mov    %r12,%rcx
  mov    %rbx,%rdx
  mov    %rbp,%rsi
  mov    %r11d,0x8(%rsp)
  call   <__put@plt>
  mov    0x8(%rsp),%r14d
  jmp    L312
  nopw   0x0(%rax,%rax,1)
L259:
  lea    -0x1(%r14),%eax
  test   %r14d,%r14d
  je     L168
  mov    %eax,%r14d
  lea    0x2c(%rsp),%r12
  lea    0x18(%rsp),%rbp
  jmp    L288
  nopl   0x0(%rax,%rax,1)
L333:
  movb   $0x2d,0x13(%rsp)
  neg    %rdi
  jmp    L247
L168:
  mov    $0xffffffff,%r14d
  jmp    L94
L93:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: data_label: D12
type: string
name: retrieve_data
arguments: data_label: D14
type: string

tool: D12: 0123456789abcdef

tool: D14: 0123456789ABCDEF

assistant: ```c
int _printn1(unsigned long ul, unsigned int width, unsigned int flags, char *tbuf, char *ebuf, int isBig) {
  char *p, buf[(sizeof(long) * 8 / 3) + 1];
  unsigned int len, pad;
  char sign = 0;
  unsigned int base = flags & 0x1a;
  int count = 0;
  if (isBig == 0) {
    isBig = 0;
  }
  if (flags & 0x400) {
    if ((flags & 0x01) && ((short)ul < 0)) {
      sign = '-';
      ul = -(short)ul;
    } else if ((long)ul < 0) {
      sign = '-';
      ul = -(long)ul;
    } else if (flags & 0x200) {
      sign = '+';
    } else if (flags & 0x100) {
      sign = ' ';
    }
  } else if (flags & 0x01)
    ul = (unsigned short)ul;
  p = buf;
  if (isBig) {
    do {
      *p++ = "0123456789ABCDEF"[ul % base];
    } while (ul /= base);
  } else {
    do {
      *p++ = "0123456789abcdef"[ul % base];
    } while (ul /= base);
  }
  len = (unsigned int)(p - buf);
  pad = width - len;
  if (sign) {
    if (flags & 0x20)
      __put(sign, &tbuf, ebuf, &count);
    pad--;
  }
  if (!(flags & 0x40) && (width > len)) {
    while (pad--) {
      __put((flags & 0x20) ? '0' : ' ', &tbuf, ebuf, &count);
    }
  }
  if (sign && !(flags & 0x20))
    __put(sign, &tbuf, ebuf, &count);
  do {
    __put(*--p, &tbuf, ebuf, &count);
  } while (p > buf);
  if ((flags & 0x40) && (width > len)) {
    while (pad--) {
      __put(' ', &tbuf, ebuf, &count);
    }
  }
  return count;
}
```