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

```asm
<main>:
  endbr64
  push   %r15
  lea    D174(%rip),%rsi
  lea    D121(%rip),%rdi
  push   %r14
  lea    D142(%rip),%r14
  push   %r13
  lea    D141(%rip),%r13
  push   %r12
  push   %rbp
  lea    D17(%rip),%rbp
  push   %rbx
  sub    $0x98,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x88(%rsp)
  xor    %eax,%eax
  lea    0x20(%rsp),%rbx
  call   <fopen@plt>
  mov    %rax,%r12
  test   %rax,%rax
  je     L180
  nopl   0x0(%rax)
L184:
  mov    %r12,%rdx
  mov    $0x64,%esi
  mov    %rbx,%rdi
  call   <fgets@plt>
  test   %rax,%rax
  je     L155
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <strtok@plt>
  mov    $0xa,%edx
  mov    %r13,%rdi
  mov    %rax,%rsi
  mov    %rax,%r15
  call   <strncmp@plt>
  test   %rax,%rax
  jne    L171
  mov    %r13,%rdi
  call   <puts@plt>
  jmp    L184
  xchg   %ax,%ax
L171:
  mov    $0xa,%edx
  mov    %r15,%rsi
  mov    %r14,%rdi
  call   <strncmp@plt>
  test   %rax,%rax
  jne    L68
  mov    %rbp,%rsi
  xor    %edi,%edi
  call   <strtok@plt>
  lea    0x10(%rsp),%rdx
  lea    D158(%rip),%rsi
  mov    %rax,%rdi
  xor    %eax,%eax
  call   <sscanf@plt>
  mov    0x10(%rsp),%esi
  lea    D135(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  jmp    L184
  nopl   0x0(%rax)
L68:
  mov    $0xa,%edx
  mov    %r15,%rsi
  lea    D64(%rip),%rdi
  call   <strncmp@plt>
  test   %rax,%rax
  je     L123
  mov    $0xa,%edx
  mov    %r15,%rsi
  lea    D120(%rip),%rdi
  call   <strncmp@plt>
  test   %rax,%rax
  jne    L28
  mov    %rbp,%rsi
  xor    %edi,%edi
  lea    D53(%rip),%r15
  call   <strtok@plt>
  lea    0x10(%rsp),%rdx
  mov    %r15,%rsi
  mov    %rax,%rdi
  xor    %eax,%eax
  call   <sscanf@plt>
  pxor   %xmm0,%xmm0
  mov    $0x1,%eax
  lea    D56(%rip),%rdi
  cvtss2sd 0x10(%rsp),%xmm0
  call   <printf@plt>
  jmp    L184
L180:
  lea    D22(%rip),%rdi
  call   <perror@plt>
  nopl   (%rax)
L155:
  mov    0x88(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L57
  add    $0x98,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L28:
  mov    $0xa,%edx
  mov    %r15,%rsi
  lea    D18(%rip),%rdi
  call   <strncmp@plt>
  test   %rax,%rax
  jne    L74
  mov    %rbp,%rsi
  xor    %edi,%edi
  lea    D53(%rip),%r15
  call   <strtok@plt>
  lea    0x10(%rsp),%rdx
  mov    %r15,%rsi
  mov    %rax,%rdi
  xor    %eax,%eax
  call   <sscanf@plt>
  pxor   %xmm0,%xmm0
  mov    $0x1,%eax
  lea    D119(%rip),%rdi
  cvtss2sd 0x10(%rsp),%xmm0
  call   <printf@plt>
  jmp    L184
L74:
  mov    $0xa,%edx
  mov    %r15,%rsi
  lea    D36(%rip),%rdi
  call   <strncmp@plt>
  test   %rax,%rax
  jne    L131
  mov    %rbp,%rsi
  xor    %edi,%edi
  lea    D53(%rip),%r15
  call   <strtok@plt>
  lea    0x10(%rsp),%rdx
  mov    %r15,%rsi
  mov    %rax,%rdi
  xor    %eax,%eax
  call   <sscanf@plt>
  pxor   %xmm0,%xmm0
  mov    $0x1,%eax
  lea    D107(%rip),%rdi
  cvtss2sd 0x10(%rsp),%xmm0
  call   <printf@plt>
  jmp    L184
L123:
  xor    %edi,%edi
  mov    %rbp,%rsi
  call   <strtok@plt>
  mov    %rax,%rdi
  test   %rax,%rax
  je     L119
  lea    0x14(%rsp),%rdx
  xor    %ecx,%ecx
  lea    D53(%rip),%r15
L91:
  mov    %r15,%rsi
  xor    %eax,%eax
  mov    %ecx,0xc(%rsp)
  mov    %rdx,(%rsp)
  call   <sscanf@plt>
  xor    %edi,%edi
  mov    %rbp,%rsi
  call   <strtok@plt>
  mov    0xc(%rsp),%ecx
  mov    (%rsp),%rdx
  mov    %rax,%rdi
  add    $0x1,%ecx
  add    $0x4,%rdx
  cmp    $0x2,%ecx
  jg     L119
  test   %rax,%rax
  jne    L91
L119:
  pxor   %xmm0,%xmm0
  pxor   %xmm2,%xmm2
  pxor   %xmm1,%xmm1
  mov    $0x3,%eax
  lea    D32(%rip),%rdi
  cvtss2sd 0x14(%rsp),%xmm0
  cvtss2sd 0x1c(%rsp),%xmm2
  cvtss2sd 0x18(%rsp),%xmm1
  call   <printf@plt>
  jmp    L184
L131:
  mov    %r15,%rsi
  lea    D134(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  jmp    L184
L57:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: tag: D174
data_type: string
name: unpack_data
arguments: tag: D121
data_type: string
name: unpack_data
arguments: tag: D142
data_type: string
name: unpack_data
arguments: tag: D141
data_type: string
name: unpack_data
arguments: tag: D17
data_type: string
name: unpack_data
arguments: tag: D158
data_type: string
name: unpack_data
arguments: tag: D135
data_type: string
name: unpack_data
arguments: tag: D64
data_type: string
name: unpack_data
arguments: tag: D120
data_type: string
name: unpack_data
arguments: tag: D53
data_type: string
name: unpack_data
arguments: tag: D56
data_type: string
name: unpack_data
arguments: tag: D22
data_type: string
name: unpack_data
arguments: tag: D18
data_type: string
name: unpack_data
arguments: tag: D119
data_type: string
name: unpack_data
arguments: tag: D36
data_type: string
name: unpack_data
arguments: tag: D107
data_type: string
name: unpack_data
arguments: tag: D32
data_type: string
name: unpack_data
arguments: tag: D134
data_type: string

tool: D174: r

tool: D121: nurbs/1509077_Samsonite.nurbs

tool: D142: n_ctrlp

tool: D141: SPLINE

tool: D17:  :


tool: D158: %d

tool: D135: n_ctrlp: %d


tool: D64: ctrlp

tool: D120: knot

tool: D53: %f

tool: D56: knot: %f


tool: D22: Error opening file.

tool: D18: u_min

tool: D119: u_min: %f


tool: D36: u_max

tool: D107: u_max: %f


tool: D32: ctrlp: %f %f %f


tool: D134: Parsing error: %s


assistant: ```c
int main() {
  FILE *fp;
  char *pch;
  char buff[100];
  unsigned long i = 0;
  fp = fopen("nurbs/1509077_Samsonite.nurbs", "r");
  if (fp == NULL)
    perror("Error opening file.");
  else {
    while (fgets(buff, 100, fp) != NULL) {
      pch = strtok(buff, " :\n");
      if (strncmp("SPLINE", pch, 10) == 0) {
        printf("SPLINE\n");
      } else if (strncmp("n_ctrlp", pch, 10) == 0) {
        pch = strtok(NULL, " :\n");
        int n_ctrlp;
        sscanf(pch, "%d", &n_ctrlp);
        printf("n_ctrlp: %d\n", n_ctrlp);
      } else if (strncmp("ctrlp", pch, 10) == 0) {
        pch = strtok(NULL, " :\n");
        int i;
        float ctrlp[3];
        for (i = 0; i < 3 && pch != NULL; i++) {
          sscanf(pch, "%f", ctrlp + i);
          pch = strtok(NULL, " :\n");
        }
        printf("ctrlp: %f %f %f\n", ctrlp[0], ctrlp[1], ctrlp[2]);
      } else if (strncmp("knot", pch, 10) == 0) {
        pch = strtok(NULL, " :\n");
        float knot;
        sscanf(pch, "%f", &knot);
        printf("knot: %f\n", knot);
      } else if (strncmp("u_min", pch, 10) == 0) {
        pch = strtok(NULL, " :\n");
        float u_min;
        sscanf(pch, "%f", &u_min);
        printf("u_min: %f\n", u_min);
      } else if (strncmp("u_max", pch, 10) == 0) {
        pch = strtok(NULL, " :\n");
        float u_max;
        sscanf(pch, "%f", &u_max);
        printf("u_max: %f\n", u_max);
      } else {
        printf("Parsing error: %s\n", pch);
      }
    }
  }
  return 0;
}
```