user: 下面的汇编指令对应的C源代码是什么:

```asm
<main>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  cmp    $0x6,%edi
  je     L45
  lea    D75(%rip),%rdi
  call   <puts@plt>
L221:
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L156
  add    $0x38,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L45:
  mov    0x8(%rsi),%rdi
  mov    %rsi,%rbx
  lea    D52(%rip),%rsi
  call   <fopen@plt>
  mov    %rax,%r15
  test   %rax,%rax
  je     L87
  mov    0x10(%rbx),%rdi
  lea    D164(%rip),%r14
  mov    %r14,%rsi
  call   <fopen@plt>
  mov    %rax,%rbp
  test   %rax,%rax
  je     L100
  mov    0x18(%rbx),%rdi
  mov    %r14,%rsi
  call   <fopen@plt>
  mov    %rax,%r12
  test   %rax,%rax
  je     L163
  mov    0x20(%rbx),%rdi
  mov    %r14,%rsi
  call   <fopen@plt>
  mov    %rax,%r13
  test   %rax,%rax
  je     L159
  mov    0x28(%rbx),%rdi
  mov    %r14,%rsi
  call   <fopen@plt>
  mov    %rax,0x8(%rsp)
  test   %rax,%rax
  je     L152
  lea    D134(%rip),%rbx
  mov    $0x1b6,%esi
  mov    %rbx,%rdi
  call   <mkfifo@plt>
  add    $0x1,%eax
  je     L0
  lea    0x18(%rsp),%rdi
  call   <pipe@plt>
  add    $0x1,%eax
  je     L239
L145:
  call   <fork@plt>
  cmp    $0xffffffff,%eax
  je     L32
  lea    0x20(%rsp),%rdi
  test   %eax,%eax
  jne    L21
  call   <pipe@plt>
  add    $0x1,%eax
  je     L338
L125:
  call   <fork@plt>
  cmp    $0xffffffff,%eax
  je     L154
  test   %eax,%eax
  jne    L157
  mov    0x24(%rsp),%edi
  call   <close@plt>
  mov    0x18(%rsp),%edi
  call   <close@plt>
  mov    0x1c(%rsp),%edi
  call   <close@plt>
  mov    0x20(%rsp),%edi
  mov    %r13,%rdx
  mov    %rbx,%rsi
  call   <child2@plt>
  mov    0x20(%rsp),%edi
  call   <close@plt>
  jmp    L221
L100:
  mov    0x10(%rbx),%rsi
  lea    D67(%rip),%rdi
L129:
  xor    %eax,%eax
  lea    D134(%rip),%rbx
  call   <printf@plt>
  mov    $0x1,%edi
  call   <exit@plt>
L252:
  mov    %r15,%rdi
  call   <fclose@plt>
  mov    %rbp,%rdi
  call   <fclose@plt>
  mov    %r12,%rdi
  call   <fclose@plt>
  mov    %r13,%rdi
  call   <fclose@plt>
  mov    0x8(%rsp),%rdi
  call   <fclose@plt>
  mov    %rbx,%rdi
  call   <remove@plt>
  test   %rax,%rax
  je     L221
  lea    D159(%rip),%rdi
  call   <perror@plt>
  jmp    L221
L87:
  mov    0x8(%rbx),%rsi
  lea    D199(%rip),%rdi
  jmp    L129
L0:
  lea    D121(%rip),%rdi
  call   <puts@plt>
  lea    D22(%rip),%rdi
  call   <puts@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  jmp    L252
L163:
  mov    0x18(%rbx),%rsi
  lea    D165(%rip),%rdi
  jmp    L129
L159:
  mov    0x20(%rbx),%rsi
  lea    D130(%rip),%rdi
  jmp    L129
L152:
  mov    0x28(%rbx),%rsi
  lea    D27(%rip),%rdi
  lea    D134(%rip),%rbx
  call   <printf@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  jmp    L252
L21:
  call   <pipe@plt>
  add    $0x1,%eax
  je     L312
L330:
  call   <fork@plt>
  cmp    $0xffffffff,%eax
  je     L151
  mov    0x18(%rsp),%edi
  test   %eax,%eax
  je     L307
  call   <close@plt>
  mov    0x24(%rsp),%edi
  call   <close@plt>
  mov    0x1c(%rsp),%edi
  mov    %rbp,%rdx
  mov    %r15,%rsi
  call   <parentPart1@plt>
  mov    0x1c(%rsp),%edi
  call   <close@plt>
  xor    %edi,%edi
  call   <wait@plt>
  mov    0x20(%rsp),%edi
  mov    %rbp,%rsi
  call   <parentPart2@plt>
  mov    0x20(%rsp),%edi
  call   <close@plt>
  jmp    L252
L32:
  lea    D128(%rip),%rdi
  call   <perror@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  jmp    L252
L239:
  lea    D90(%rip),%rdi
  call   <perror@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  jmp    L145
L157:
  mov    0x20(%rsp),%edi
  call   <close@plt>
  mov    0x1c(%rsp),%edi
  call   <close@plt>
  mov    0x24(%rsp),%esi
  mov    0x18(%rsp),%edi
  mov    %r12,%rdx
  call   <child1@plt>
  mov    0x18(%rsp),%edi
  call   <close@plt>
  mov    0x24(%rsp),%edi
  call   <close@plt>
  jmp    L221
L307:
  call   <close@plt>
  mov    0x1c(%rsp),%edi
  call   <close@plt>
  mov    0x20(%rsp),%edi
  call   <close@plt>
  mov    0x8(%rsp),%rdx
  mov    0x24(%rsp),%esi
  mov    %rbx,%rdi
  call   <child3@plt>
  mov    0x24(%rsp),%edi
  call   <close@plt>
  jmp    L221
L154:
  lea    D116(%rip),%rdi
  call   <perror@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  jmp    L252
L151:
  lea    D158(%rip),%rdi
  call   <perror@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  jmp    L252
L312:
  lea    D173(%rip),%rdi
  call   <perror@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  jmp    L330
L338:
  lea    D103(%rip),%rdi
  call   <perror@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  jmp    L125
L156:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: data_label: D75
datatype: string
name: parse_data
arguments: data_label: D52
datatype: string
name: parse_data
arguments: data_label: D164
datatype: string
name: parse_data
arguments: data_label: D134
datatype: string
name: parse_data
arguments: data_label: D67
datatype: string
name: parse_data
arguments: data_label: D159
datatype: string
name: parse_data
arguments: data_label: D199
datatype: string
name: parse_data
arguments: data_label: D121
datatype: string
name: parse_data
arguments: data_label: D22
datatype: string
name: parse_data
arguments: data_label: D165
datatype: string
name: parse_data
arguments: data_label: D130
datatype: string
name: parse_data
arguments: data_label: D27
datatype: string
name: parse_data
arguments: data_label: D128
datatype: string
name: parse_data
arguments: data_label: D90
datatype: string
name: parse_data
arguments: data_label: D116
datatype: string
name: parse_data
arguments: data_label: D158
datatype: string
name: parse_data
arguments: data_label: D173
datatype: string
name: parse_data
arguments: data_label: D103
datatype: string

tool: D75: Usage: ./assignment <input_file> <parent_output_file> <child1_output_file> <child2_output_file> <child3_output_file>

tool: D52: r

tool: D164: w

tool: D134: /tmp/fifoPipe

tool: D67: Cannot write to %s for Parent. Exiting program.


tool: D159: Cannot remove FIFO pipe file. Manually remove this file by deleting "/tmp//fifoPipe".

tool: D199: Cannot read from %s. Exiting program.


tool: D121: Cannot create FIFO pipe file for Child 2 and Child 3. Exiting program.

tool: D22: Resolve this by removing "/tmp/fifoPipe".

tool: D165: Cannot write to %s for Child 1. Exiting program.


tool: D130: Cannot write to %s for Child 2. Exiting program.


tool: D27: Cannot write to %s for Child 3. Exiting program.


tool: D128: There was a problem with forking the Parent. Exiting program.


tool: D90: Pipe call error for I/O Pipe between Parent and Child 1.


tool: D116: There was a problem with forking in Child 1. Exiting child.


tool: D158: There was a problem with forking the Parent again. Exiting program.


tool: D173: Pipe call error for I/O Pipe between Parent and Child 3. Exiting program.


tool: D103: Pipe call error for I/O Pipe between Child 1 and Child 2. Exiting child.


assistant: ```c
int main(int argc, char **argv) {
  if (argc != 6) {
    printf("Usage: ./assignment <input_file> <parent_output_file> <child1_output_file> <child2_output_file> <child3_output_file>\n");
  } else {
    FILE *inputFile, *parentLogFile, *child1LogFile, *child2LogFile, *child3LogFile;
    char *fifoPipeLocation = "/tmp/fifoPipe";
    if ((inputFile = fopen(argv[1], "r")) == NULL) {
      printf("Cannot read from %s. Exiting program.\n", argv[1]);
      exit(1);
    } else if ((parentLogFile = fopen(argv[2], "w")) == NULL) {
      printf("Cannot write to %s for Parent. Exiting program.\n", argv[2]);
      exit(1);
    } else if ((child1LogFile = fopen(argv[3], "w")) == NULL) {
      printf("Cannot write to %s for Child 1. Exiting program.\n", argv[3]);
      exit(1);
    } else if ((child2LogFile = fopen(argv[4], "w")) == NULL) {
      printf("Cannot write to %s for Child 2. Exiting program.\n", argv[4]);
      exit(1);
    } else if ((child3LogFile = fopen(argv[5], "w")) == NULL) {
      printf("Cannot write to %s for Child 3. Exiting program.\n", argv[5]);
      exit(1);
    } else if (mkfifo(fifoPipeLocation, 0666) == -1) {
      printf("Cannot create FIFO pipe file for Child 2 and Child 3. Exiting program.\n");
      printf("Resolve this by removing \"/tmp/fifoPipe\".\n");
      exit(1);
    } else {
      int parentToChild1[2];
      int i, j, k;
      if (pipe(parentToChild1) == -1) {
        perror("Pipe call error for I/O Pipe between Parent and Child 1.\n");
        exit(1);
      }
      i = fork();
      if (i == -1) {
        perror("There was a problem with forking the Parent. Exiting program.\n");
        exit(1);
      } else if (i == 0) {
        int child1ToChild2[2];
        if (pipe(child1ToChild2) == -1) {
          perror("Pipe call error for I/O Pipe between Child 1 and Child 2. Exiting child.\n");
          exit(1);
        }
        j = fork();
        if (j == -1) {
          perror("There was a problem with forking in Child 1. Exiting child.\n");
          exit(1);
        } else if (j == 0) {
          close(child1ToChild2[1]);
          close(parentToChild1[0]);
          close(parentToChild1[1]);
          child2(child1ToChild2[0], fifoPipeLocation, child2LogFile);
          close(child1ToChild2[0]);
          return 0;
        } else {
          close(child1ToChild2[0]);
          close(parentToChild1[1]);
          child1(parentToChild1[0], child1ToChild2[1], child1LogFile);
          close(parentToChild1[0]);
          close(child1ToChild2[1]);
          return 0;
        }
      } else {
        int child3ToParent[2];
        if (pipe(child3ToParent) == -1) {
          perror("Pipe call error for I/O Pipe between Parent and Child 3. Exiting program.\n");
          exit(1);
        }
        k = fork();
        if (k == -1) {
          perror("There was a problem with forking the Parent again. Exiting program.\n");
          exit(1);
        } else if (k == 0) {
          close(parentToChild1[0]);
          close(parentToChild1[1]);
          close(child3ToParent[0]);
          child3(fifoPipeLocation, child3ToParent[1], child3LogFile);
          close(child3ToParent[1]);
          return 0;
        } else {
          close(parentToChild1[0]);
          close(child3ToParent[1]);
          parentPart1(parentToChild1[1], inputFile, parentLogFile);
          close(parentToChild1[1]);
          wait(NULL);
          parentPart2(child3ToParent[0], parentLogFile);
          close(child3ToParent[0]);
        }
      }
    }
    fclose(inputFile);
    fclose(parentLogFile);
    fclose(child1LogFile);
    fclose(child2LogFile);
    fclose(child3LogFile);
    if (remove(fifoPipeLocation) != 0) {
      perror("Cannot remove FIFO pipe file. Manually remove this file by deleting \"/tmp//fifoPipe\".");
    }
  }
  return 0;
}
```