user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<read_arcinfo_mask>:
  endbr64
  push   %r15
  push   %r14
  mov    %rsi,%r14
  push   %r13
  push   %r12
  xor    %r12d,%r12d
  push   %rbp
  lea    D20(%rip),%rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x268,%rsp
  mov    %rdx,0x10(%rsp)
  lea    0x50(%rsp),%r15
  lea    0x4c(%rsp),%r13
  mov    %rcx,0x18(%rsp)
  mov    %r8,0x20(%rsp)
  mov    %r9,0x28(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x258(%rsp)
  xor    %eax,%eax
  lea    0x48(%rsp),%rax
  mov    %rax,(%rsp)
  nop
L244:
  mov    %rbx,%rdx
  mov    $0x200,%esi
  mov    %r15,%rdi
  call   <fgets@plt>
  test   %r12d,%r12d
  je     L201
  cmp    $0x1,%r12d
  je     L279
  cmp    $0x2,%r12d
  je     L251
  cmp    $0x3,%r12d
  je     L125
  cmp    $0x4,%r12d
  je     L184
  cmp    $0x5,%r12d
  je     L272
L148:
  add    $0x1,%r12d
  cmp    $0x6,%r12d
  jne    L244
L143:
  mov    0x38(%rsp),%esi
  movl   $0x0,(%r14)
  xor    %eax,%eax
  xor    %edi,%edi
  lea    D51(%rip),%r12
  test   %esi,%esi
  jle    L188
  mov    %r15,(%rsp)
  mov    %eax,%r13d
  cs nopw 0x0(%rax,%rax,1)
L137:
  mov    0x34(%rsp),%ecx
  xor    %r15d,%r15d
  lea    0x40(%rsp),%rbp
  test   %ecx,%ecx
  jle    L5
L196:
  mov    %rbp,%rdx
  mov    %r12,%rsi
  mov    %rbx,%rdi
  call   <fscanf@plt>
  mov    0x40(%rsp),%eax
  test   %eax,%eax
  jle    L123
  cmp    0x3c(%rsp),%eax
  je     L123
  addl   $0x1,(%r14)
L123:
  add    $0x1,%r15d
  cmp    %r15d,0x34(%rsp)
  jg     L196
L5:
  add    $0x1,%r13d
  cmp    %r13d,0x38(%rsp)
  jg     L137
  mov    (%rsp),%r15
  mov    (%r14),%edi
L188:
  mov    $0x4,%esi
  mov    $0x6,%ebp
  call   <calloc@plt>
  mov    0x10(%rsp),%rsi
  mov    (%r14),%edi
  mov    %rax,(%rsi)
  mov    $0x4,%esi
  call   <calloc@plt>
  mov    0x18(%rsp),%rdi
  mov    $0x4,%esi
  mov    %rax,(%rdi)
  mov    (%r14),%edi
  call   <calloc@plt>
  mov    0x20(%rsp),%rsi
  mov    (%r14),%edi
  mov    %rax,(%rsi)
  mov    $0x4,%esi
  call   <calloc@plt>
  mov    0x28(%rsp),%rdi
  mov    %rax,(%rdi)
  mov    %rbx,%rdi
  call   <rewind@plt>
  nopl   0x0(%rax,%rax,1)
L47:
  mov    %rbx,%rdx
  mov    $0x200,%esi
  mov    %r15,%rdi
  call   <fgets@plt>
  sub    $0x1,%ebp
  jne    L47
  mov    0x38(%rsp),%eax
  test   %eax,%eax
  jle    L266
  xor    %r15d,%r15d
  xor    %ebp,%ebp
  lea    D51(%rip),%r14
  nopl   (%rax)
L27:
  mov    %eax,%edx
  pxor   %xmm0,%xmm0
  movss  0x4c(%rsp),%xmm5
  sub    %r15d,%edx
  cvtsi2sd %edx,%xmm0
  subsd  D75(%rip),%xmm0
  mov    0x34(%rsp),%edx
  movss  %xmm5,(%rsp)
  cvtsd2ss %xmm0,%xmm0
  mulss  %xmm5,%xmm0
  addss  0x44(%rsp),%xmm0
  movss  %xmm0,0xc(%rsp)
  test   %edx,%edx
  jle    L58
  xor    %r13d,%r13d
  lea    0x40(%rsp),%r12
  jmp    L93
  nopw   0x0(%rax,%rax,1)
L183:
  movss  0x4c(%rsp),%xmm1
  movss  %xmm1,(%rsp)
L93:
  movss  0x48(%rsp),%xmm2
  mov    %r12,%rdx
  mov    %r14,%rsi
  mov    %rbx,%rdi
  movss  %xmm2,0x8(%rsp)
  call   <fscanf@plt>
  mov    0x40(%rsp),%eax
  test   %eax,%eax
  jle    L268
  cmp    0x3c(%rsp),%eax
  je     L268
  pxor   %xmm0,%xmm0
  mov    0x10(%rsp),%rcx
  movss  0xc(%rsp),%xmm3
  movslq %ebp,%rax
  cvtsi2sd %r13d,%xmm0
  addsd  D75(%rip),%xmm0
  add    $0x1,%ebp
  mov    (%rcx),%rdx
  mov    0x18(%rsp),%rcx
  cvtsd2ss %xmm0,%xmm0
  mulss  (%rsp),%xmm0
  movss  %xmm3,(%rdx,%rax,4)
  mov    (%rcx),%rdx
  addss  0x8(%rsp),%xmm0
  mov    0x20(%rsp),%rcx
  movss  %xmm0,(%rdx,%rax,4)
  mov    (%rcx),%rdx
  mov    0x28(%rsp),%rcx
  mov    %r15d,(%rdx,%rax,4)
  mov    (%rcx),%rdx
  mov    %r13d,(%rdx,%rax,4)
L268:
  add    $0x1,%r13d
  cmp    %r13d,0x34(%rsp)
  jg     L183
  mov    0x38(%rsp),%eax
L58:
  add    $0x1,%r15d
  cmp    %r15d,%eax
  jg     L27
L266:
  mov    0x258(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L154
  add    $0x268,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopw   0x0(%rax,%rax,1)
L201:
  lea    0x34(%rsp),%rdx
  lea    D53(%rip),%rsi
  mov    %r15,%rdi
  xor    %eax,%eax
  call   <sscanf@plt>
  jmp    L148
  nopl   0x0(%rax,%rax,1)
L279:
  lea    0x38(%rsp),%rdx
  lea    D53(%rip),%rsi
  mov    %r15,%rdi
  xor    %eax,%eax
  call   <sscanf@plt>
  jmp    L148
  nopl   0x0(%rax,%rax,1)
L272:
  lea    0x3c(%rsp),%rdx
  lea    D53(%rip),%rsi
  mov    %r15,%rdi
  xor    %eax,%eax
  call   <sscanf@plt>
  jmp    L143
  nopl   0x0(%rax,%rax,1)
L184:
  mov    %r13,%rdx
  mov    %rbp,%rsi
  mov    %r15,%rdi
  xor    %eax,%eax
  call   <sscanf@plt>
  mov    $0x5,%r12d
  jmp    L244
  nopl   0x0(%rax,%rax,1)
L125:
  mov    (%rsp),%rdx
  mov    %rbp,%rsi
  mov    %r15,%rdi
  xor    %eax,%eax
  call   <sscanf@plt>
  jmp    L148
  cs nopw 0x0(%rax,%rax,1)
L251:
  lea    0x44(%rsp),%rdx
  mov    %rbp,%rsi
  mov    %r15,%rdi
  xor    %eax,%eax
  call   <sscanf@plt>
  jmp    L148
L154:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: data_tag: D20
datatype: string
name: unpack_data
arguments: data_tag: D51
datatype: string
name: unpack_data
arguments: data_tag: D75
datatype: f64
name: unpack_data
arguments: data_tag: D53
datatype: string

tool: D20: %*s %f

tool: D51: %i

tool: D75: 0.5

tool: D53: %*s %i

assistant: ```c
void read_arcinfo_mask(FILE *fmask, int *Ncells, float **cell_lat, float **cell_lng, int **cell_row, int **cell_col) {
  char tmpstr[512];
  int ncol, nrow, NoData_value;
  int cell, i, j;
  int tmpvalue;
  float ll_lat, ll_lng, cellsize;
  float tmp_lat, tmp_lng;
  for (i = 0; i < 6; i++) {
    fgets(tmpstr, 512, fmask);
    if (i == 0)
      sscanf(tmpstr, "%*s %i", &ncol);
    if (i == 1)
      sscanf(tmpstr, "%*s %i", &nrow);
    if (i == 2)
      sscanf(tmpstr, "%*s %f", &ll_lat);
    if (i == 3)
      sscanf(tmpstr, "%*s %f", &ll_lng);
    if (i == 4)
      sscanf(tmpstr, "%*s %f", &cellsize);
    if (i == 5)
      sscanf(tmpstr, "%*s %i", &NoData_value);
  }
  (*Ncells) = 0;
  for (j = 0; j < nrow; j++) {
    for (i = 0; i < ncol; i++) {
      fscanf(fmask, "%i", &tmpvalue);
      if (tmpvalue > 0 && tmpvalue != NoData_value)
        (*Ncells)++;
    }
  }
  (*cell_lat) = (float *)calloc((*Ncells), sizeof(float));
  (*cell_lng) = (float *)calloc((*Ncells), sizeof(float));
  (*cell_row) = (int *)calloc((*Ncells), sizeof(int));
  (*cell_col) = (int *)calloc((*Ncells), sizeof(int));
  rewind(fmask);
  for (i = 0; i < 6; i++)
    fgets(tmpstr, 512, fmask);
  cell = 0;
  for (j = 0; j < nrow; j++) {
    tmp_lat = ll_lat + (float)(nrow - j - 0.5) * cellsize;
    for (i = 0; i < ncol; i++) {
      tmp_lng = ll_lng + (float)(i + 0.5) * cellsize;
      fscanf(fmask, "%i", &tmpvalue);
      if (tmpvalue > 0 && tmpvalue != NoData_value) {
        (*cell_lat)[cell] = tmp_lat;
        (*cell_lng)[cell] = tmp_lng;
        (*cell_row)[cell] = j;
        (*cell_col)[cell] = i;
        cell++;
      }
    }
  }
}
```