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

```asm
<file_merger>:
  endbr64
  push   %r15
  pxor   %xmm0,%xmm0
  mov    %rdi,%r15
  lea    D67(%rip),%rdi
  push   %r14
  push   %r13
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  push   %rbx
  sub    $0x2f8,%rsp
  movdqa D87(%rip),%xmm1
  mov    %fs:0x28,%rax
  mov    %rax,0x2e8(%rsp)
  xor    %eax,%eax
  movaps %xmm0,0x70(%rsp)
  lea    0x30(%rsp),%rbx
  lea    0x50(%rsp),%r14
  movaps %xmm1,0x50(%rsp)
  lea    0xc0(%rsp),%r13
  lea    0x130(%rsp),%rbp
  movaps %xmm0,0x80(%rsp)
  movaps %xmm0,0x90(%rsp)
  movaps %xmm0,0xa0(%rsp)
  movaps %xmm1,0xc0(%rsp)
  movaps %xmm0,0xe0(%rsp)
  movaps %xmm0,0xf0(%rsp)
  movaps %xmm0,0x100(%rsp)
  movaps %xmm0,0x110(%rsp)
  movaps %xmm1,0x130(%rsp)
  movaps %xmm0,0x150(%rsp)
  movaps %xmm0,0x160(%rsp)
  movaps %xmm0,0x170(%rsp)
  movq   $0x2f53,0x60(%rsp)
  movq   $0x0,0x68(%rsp)
  movl   $0x0,0xb0(%rsp)
  movq   $0x2f53,0xd0(%rsp)
  movq   $0x0,0xd8(%rsp)
  movl   $0x0,0x120(%rsp)
  movq   $0x2f53,0x140(%rsp)
  movq   $0x0,0x148(%rsp)
  movaps %xmm0,0x180(%rsp)
  movdqa D127(%rip),%xmm2
  movaps %xmm1,0x1a0(%rsp)
  movaps %xmm0,0x1c0(%rsp)
  movaps %xmm0,0x1d0(%rsp)
  movaps %xmm0,0x1e0(%rsp)
  movaps %xmm0,0x1f0(%rsp)
  movaps %xmm1,0x210(%rsp)
  movaps %xmm2,0x220(%rsp)
  movaps %xmm0,0x230(%rsp)
  movaps %xmm0,0x240(%rsp)
  movaps %xmm0,0x250(%rsp)
  movaps %xmm0,0x260(%rsp)
  movaps %xmm1,0x280(%rsp)
  movaps %xmm2,0x290(%rsp)
  movaps %xmm0,0x2a0(%rsp)
  movaps %xmm0,0x2b0(%rsp)
  movaps %xmm0,0x2c0(%rsp)
  movaps %xmm0,0x2d0(%rsp)
  movl   $0x0,0x190(%rsp)
  movq   $0x2f53,0x1b0(%rsp)
  movq   $0x0,0x1b8(%rsp)
  movl   $0x0,0x200(%rsp)
  movl   $0x0,0x270(%rsp)
  movl   $0x0,0x2e0(%rsp)
  call   <printf@plt>
  mov    %r12,%rsi
  mov    %rbx,%rdi
  call   <strcpy@plt>
  lea    0x21(%rsp),%r10
  mov    %rbx,%rsi
  mov    %r10,%rdi
  mov    %r10,0x18(%rsp)
  call   <strcpy@plt>
  mov    %rbx,%rdi
  lea    D25(%rip),%rsi
  call   <strcat@plt>
  mov    %r15,%rsi
  mov    %r14,%rdi
  call   <strcat@plt>
  mov    %r12,%rsi
  mov    %r13,%rdi
  call   <strcat@plt>
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  lea    D47(%rip),%rbx
  call   <strcat@plt>
  mov    %r14,%rsi
  lea    D97(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    %rbx,%rsi
  mov    %r14,%rdi
  call   <fopen@plt>
  mov    %r13,%rsi
  lea    D106(%rip),%rdi
  mov    %rax,0x10(%rsp)
  xor    %eax,%eax
  call   <printf@plt>
  mov    %rbx,%rsi
  mov    %r13,%rdi
  call   <fopen@plt>
  lea    D78(%rip),%rsi
  mov    %rbp,%rdi
  mov    %rax,(%rsp)
  call   <fopen@plt>
  mov    %rbp,%rsi
  lea    D83(%rip),%rdi
  mov    %rax,%rbx
  xor    %eax,%eax
  call   <printf@plt>
  mov    (%rsp),%r8
  mov    0x10(%rsp),%r9
  mov    %rbx,%rdx
  mov    %r8,%rsi
  mov    %r9,%rdi
  mov    %r8,0x8(%rsp)
  mov    %r9,(%rsp)
  call   <get_file_data@plt>
  lea    D69(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    (%rsp),%rdi
  call   <fclose@plt>
  mov    0x8(%rsp),%rdi
  call   <fclose@plt>
  mov    %rbx,%rdi
  lea    0x210(%rsp),%rbx
  call   <fclose@plt>
  mov    %r15,%rsi
  mov    %rbx,%rdi
  lea    0x280(%rsp),%r15
  call   <strcat@plt>
  mov    %r12,%rsi
  mov    %r15,%rdi
  lea    0x1a0(%rsp),%r12
  call   <strcat@plt>
  mov    0x18(%rsp),%rsi
  mov    %r12,%rdi
  call   <strcat@plt>
  mov    %rbx,%rsi
  mov    %r14,%rdi
  call   <rename@plt>
  mov    %r15,%rsi
  mov    %r13,%rdi
  call   <rename@plt>
  mov    %r15,%rdx
  mov    %rbx,%rsi
  xor    %eax,%eax
  lea    D96(%rip),%rdi
  call   <printf@plt>
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <rename@plt>
  xor    %eax,%eax
  mov    %r12,%rdx
  mov    %rbp,%rsi
  lea    D107(%rip),%rdi
  call   <printf@plt>
  lea    D110(%rip),%rdi
  call   <puts@plt>
  mov    0x2e8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L7
  add    $0x2f8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L7:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: label: D67
type: string
name: disassemble_data
arguments: label: D87
type: byte[16]
name: disassemble_data
arguments: label: D127
type: byte[16]
name: disassemble_data
arguments: label: D25
type: string
name: disassemble_data
arguments: label: D47
type: string
name: disassemble_data
arguments: label: D97
type: string
name: disassemble_data
arguments: label: D106
type: string
name: disassemble_data
arguments: label: D78
type: string
name: disassemble_data
arguments: label: D83
type: string
name: disassemble_data
arguments: label: D69
type: string
name: disassemble_data
arguments: label: D96
type: string
name: disassemble_data
arguments: label: D107
type: string
name: disassemble_data
arguments: label: D110
type: string

tool: D67: 

file merge start....

tool: {"D87": [0x2e,0x2e,0x2f,0x2e,0x2e,0x2f,0x50,0x4f,0x43,0x4b,0x45,0x54,0x46,0x49,0x4c,0x45]}

tool: {"D127": [0x53,0x5f,0x42,0x41,0x43,0x4b,0x55,0x50,0x2f,0x00,0x00,0x00,0x00,0x00,0x00,0x00]}

tool: D25: _new

tool: D47: rb

tool: D97: 

opening older file from  : %s

tool: D106: 
opening latest file from : %s

tool: D78: wb

tool: D83: 

created new merge file at location : %s

tool: D69: 
filled merge file with merged data.

tool: D96: 

moving original files.
location : %s
location : %s


tool: D107: 
renaming %s to %s


tool: D110: 
file merge complete.


assistant: ```c
void file_merger(char *fname_old1, char *fname_old2) {
  FILE *fp1;
  FILE *fp2;
  FILE *fp3;
  char path_orig1[100] = "../../POCKETFILES/";
  char path_orig2[100] = "../../POCKETFILES/";
  char path_orig3[100] = "../../POCKETFILES/";
  char path_orig_new[100] = "../../POCKETFILES/";
  char fname_new_copy[15];
  char fname_new[19];
  char path_backup1[100] = "../../POCKETFILES_BACKUP/";
  char path_backup2[100] = "../../POCKETFILES_BACKUP/";
  printf("\n\nfile merge start....");
  strcpy(fname_new, fname_old2);
  strcpy(fname_new_copy, fname_new);
  strcat(fname_new, "_new");
  strcat(path_orig1, fname_old1);
  strcat(path_orig2, fname_old2);
  strcat(path_orig3, fname_new);
  printf("\n\nopening older file from  : %s", path_orig1);
  fp1 = fopen(path_orig1, "rb");
  printf("\nopening latest file from : %s", path_orig2);
  fp2 = fopen(path_orig2, "rb");
  fp3 = fopen(path_orig3, "wb");
  printf("\n\ncreated new merge file at location : %s", path_orig3);
  get_file_data(fp1, fp2, fp3);
  printf("\nfilled merge file with merged data.");
  fclose(fp1);
  fclose(fp2);
  fclose(fp3);
  strcat(path_backup1, fname_old1);
  strcat(path_backup2, fname_old2);
  strcat(path_orig_new, fname_new_copy);
  rename(path_orig1, path_backup1);
  rename(path_orig2, path_backup2);
  printf("\n\nmoving original files.\nlocation : %s\nlocation : %s\n", path_backup1, path_backup2);
  rename(path_orig3, path_orig_new);
  printf("\nrenaming %s to %s\n", path_orig3, path_orig_new);
  printf("\nfile merge complete.\n\n");
}
```