ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 下面的汇编指令对应的C源代码是什么：

```asm
<write_file_length_list>:
  endbr64
  push   %r15
  mov    %rdi,%rcx
  push   %r14
  push   %r13
  mov    %rsi,%r13
  mov    $0x1,%esi
  push   %r12
  mov    %rdi,%r12
  lea    D33(%rip),%rdi
  push   %rbp
  mov    %edx,%ebp
  mov    $0x1b,%edx
  push   %rbx
  sub    $0x8,%rsp
  call   <fwrite@plt>
  test   %ebp,%ebp
  jle    L19
  mov    $0x1,%ebx
  lea    D4(%rip),%r14
  lea    D31(%rip),%r15
  nopw   0x0(%rax,%rax,1)
L11:
  mov    0x0(%r13,%rbx,4),%edx
  xor    %eax,%eax
  mov    %r14,%rsi
  mov    %r12,%rdi
  call   <fprintf@plt>
  cmp    %ebx,%ebp
  je     L1
  mov    %r12,%rcx
  mov    $0x2,%edx
  mov    $0x1,%esi
  mov    %r15,%rdi
  call   <fwrite@plt>
L1:
  add    $0x1,%rbx
  cmp    %ebx,%ebp
  jge    L11
L19:
  add    $0x8,%rsp
  mov    %r12,%rcx
  mov    $0x5,%edx
  mov    $0x1,%esi
  pop    %rbx
  lea    D20(%rip),%rdi
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    1070 <fwrite@plt>
```

tool_calls: name: parse_data
arguments: data_tag: D33
data_type: string
name: parse_data
arguments: data_tag: D4
data_type: string
name: parse_data
arguments: data_tag: D31
data_type: string
name: parse_data
arguments: data_tag: D20
data_type: string

tool: D33: const int filelength[] = {


tool: D4: %d

tool: D31: , 

tool: D20: 
};



assistant: ```c
void write_file_length_list(FILE *out, const int *lengths, int amount) {
  int i;
  fprintf(out, "const int filelength[] = {\n");
  for (i = 1; i <= amount; i++) {
    fprintf(out, "%d", lengths[i]);
    if (i != amount) {
      fprintf(out, ", ");
    }
  }
  fprintf(out, "\n};\n\n");
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<write_file_length_list>:
  endbr64
  push   %r15
  mov    %rdi,%rcx
  push   %r14
  push   %r13
  mov    %rsi,%r13
  mov    $0x1,%esi
  push   %r12
  mov    %rdi,%r12
  lea    D38(%rip),%rdi
  push   %rbp
  mov    %edx,%ebp
  mov    $0x1b,%edx
  push   %rbx
  sub    $0x8,%rsp
  call   <fwrite@plt>
  test   %ebp,%ebp
  jle    L41
  mov    $0x1,%ebx
  lea    D39(%rip),%r14
  lea    D6(%rip),%r15
  nopw   0x0(%rax,%rax,1)
L19:
  mov    0x0(%r13,%rbx,4),%edx
  xor    %eax,%eax
  mov    %r14,%rsi
  mov    %r12,%rdi
  call   <fprintf@plt>
  cmp    %ebx,%ebp
  je     L7
  mov    %r12,%rcx
  mov    $0x2,%edx
  mov    $0x1,%esi
  mov    %r15,%rdi
  call   <fwrite@plt>
  add    $0x1,%rbx
  cmp    %ebx,%ebp
  jge    L19
L41:
  add    $0x8,%rsp
  mov    %r12,%rcx
  mov    $0x5,%edx
  mov    $0x1,%esi
  pop    %rbx
  lea    D27(%rip),%rdi
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    1070 <fwrite@plt>
  nopw   0x0(%rax,%rax,1)
L7:
  add    $0x1,%rbx
  cmp    %ebx,%ebp
  jge    L19
  jmp    L41
```

tool_calls: name: read_data
arguments: tag: D38
type_guessed: string
name: read_data
arguments: tag: D39
type_guessed: string
name: read_data
arguments: tag: D6
type_guessed: string
name: read_data
arguments: tag: D27
type_guessed: string

tool: D38: const int filelength[] = {


tool: D39: %d

tool: D6: , 

tool: D27: 
};



assistant: ```c
void write_file_length_list(FILE *out, const int *lengths, int amount) {
  int i;
  fprintf(out, "const int filelength[] = {\n");
  for (i = 1; i <= amount; i++) {
    fprintf(out, "%d", lengths[i]);
    if (i != amount) {
      fprintf(out, ", ");
    }
  }
  fprintf(out, "\n};\n\n");
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  movss  D30(%rip),%xmm0
  movss  %xmm0,-0x8(%rbp)
  movss  -0x8(%rbp),%xmm1
  movss  D31(%rip),%xmm0
  mulss  %xmm1,%xmm0
  mulss  -0x8(%rbp),%xmm0
  mulss  -0x8(%rbp),%xmm0
  movss  -0x8(%rbp),%xmm2
  movss  D18(%rip),%xmm1
  mulss  %xmm2,%xmm1
  movaps %xmm1,%xmm2
  mulss  -0x8(%rbp),%xmm2
  movaps %xmm0,%xmm1
  subss  %xmm2,%xmm1
  movss  D29(%rip),%xmm0
  addss  %xmm1,%xmm0
  movss  %xmm0,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  movd   %eax,%xmm0
  lea    D15(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: data_tag: D30
datatype: f32
name: disassemble_data
arguments: data_tag: D31
datatype: byte[4]
name: disassemble_data
arguments: data_tag: D18
datatype: byte[4]
name: disassemble_data
arguments: data_tag: D29
datatype: byte[4]
name: disassemble_data
arguments: data_tag: D15
datatype: string

tool: D30: 2.55

tool: {"D31": [0x00,0x00,0x40,0x40]}

tool: {"D18": [0x00,0x00,0xa0,0x40]}

tool: {"D29": [0x00,0x00,0xc0,0x40]}

tool: D15: 3x3 - 5x2 + 6 = %f


assistant: ```c
int main(void) {
  float x = 2.55;
  float sum;
  sum = 3 * x * x * x - 5 * x * x + 6;
  printf("3x3 - 5x2 + 6 = %f\n", sum);
  return 0;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  movss  D2(%rip),%xmm0
  lea    D10(%rip),%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: read_data
arguments: data_label: D2
type: byte[4]
name: read_data
arguments: data_label: D10
type: string

tool: {"D2": [0x5a,0xda,0xb9,0x41]}

tool: D10: 3x3 - 5x2 + 6 = %f


assistant: ```c
int main(void) {
  float x = 2.55;
  float sum;
  sum = 3 * x * x * x - 5 * x * x + 6;
  printf("3x3 - 5x2 + 6 = %f\n", sum);
  return 0;
}
```
user: What is the c source code of the assembly code below:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  movss  D8(%rip),%xmm0
  lea    D14(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: unpack_data
arguments: tag: D8
datatype: byte[4]
name: unpack_data
arguments: tag: D14
datatype: string

tool: {"D8": [0x5a,0xda,0xb9,0x41]}

tool: D14: 3x3 - 5x2 + 6 = %f


assistant: ```c
int main(void) {
  float x = 2.55;
  float sum;
  sum = 3 * x * x * x - 5 * x * x + 6;
  printf("3x3 - 5x2 + 6 = %f\n", sum);
  return 0;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  movss  D11(%rip),%xmm0
  lea    D7(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D11
data_type: byte[4]
name: extract_symbolic_data
arguments: data_tag: D7
data_type: string

tool: {"D11": [0x5a,0xda,0xb9,0x41]}

tool: D7: 3x3 - 5x2 + 6 = %f


assistant: ```c
int main(void) {
  float x = 2.55;
  float sum;
  sum = 3 * x * x * x - 5 * x * x + 6;
  printf("3x3 - 5x2 + 6 = %f\n", sum);
  return 0;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<trio_index_last>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %esi,-0xc(%rbp)
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <assert@plt>
  mov    -0xc(%rbp),%edx
  mov    -0x8(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <strchr@plt>
  leave
  ret
```

assistant: ```c
__attribute__((visibility("default"))) char *trio_index_last(const char *string, int character) {
  assert(string);
  return strchr(string, character);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<trio_index_last>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  mov    %esi,%ebp
  call   <assert@plt>
  mov    %ebp,%esi
  mov    %rbx,%rdi
  call   <strchr@plt>
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
__attribute__((visibility("default"))) char *trio_index_last(const char *string, int character) {
  assert(string);
  return strchr(string, character);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<trio_index_last>:
  endbr64
  push   %r12
  mov    %esi,%r12d
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  call   <assert@plt>
  add    $0x8,%rsp
  mov    %r12d,%esi
  mov    %rbp,%rdi
  pop    %rbp
  pop    %r12
  jmp    1060 <strchr@plt>
```

assistant: ```c
__attribute__((visibility("default"))) char *trio_index_last(const char *string, int character) {
  assert(string);
  return strchr(string, character);
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<trio_index_last>:
  endbr64
  push   %r12
  mov    %esi,%r12d
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  call   <assert@plt>
  add    $0x8,%rsp
  mov    %r12d,%esi
  mov    %rbp,%rdi
  pop    %rbp
  pop    %r12
  jmp    1060 <strchr@plt>
```

assistant: ```c
__attribute__((visibility("default"))) char *trio_index_last(const char *string, int character) {
  assert(string);
  return strchr(string, character);
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<info>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  add    $0xd,%rax
  mov    %rax,%rdi
  call   <str@plt>
  mov    %rax,-0x10(%rbp)
  lea    D6(%rip),%rax
  mov    %rax,%rdi
  call   <BB_@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x18(%rbp),%rcx
  mov    -0x8(%rbp),%rdx
  mov    -0x10(%rbp),%rax
  lea    D0(%rip),%rsi
  mov    %rax,%rdi
  call   <sprintf@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  nop
  leave
  ret
```

tool_calls: name: read_data
arguments: data_label: D6
datatype: string
name: read_data
arguments: data_label: D0
datatype: string

tool: D6: *

tool: D0: %s %s


assistant: ```c
void info(const char *s) {
  char *new = str(strlen(s) + 1 + 5 + 4 + 2 + 1);
  char *c = BB_("*");
  sprintf(new, "%s %s\n", c, s);
  printf(new);
  free(c);
  free(new);
}
```
user: What is the c source code of the assembly code below:

```asm
<info>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%r12
  call   <strlen@plt>
  lea    0xd(%rax),%rdi
  call   <str@plt>
  mov    %rax,%rbx
  lea    D11(%rip),%rdi
  call   <BB_@plt>
  mov    %rax,%rbp
  mov    %r12,%rcx
  mov    %rax,%rdx
  lea    D3(%rip),%rsi
  mov    %rbx,%rdi
  call   <sprintf@plt>
  mov    %rbx,%rdi
  call   <printf@plt>
  mov    %rbp,%rdi
  call   <free@plt>
  mov    %rbx,%rdi
  call   <free@plt>
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

tool_calls: name: retrieve_data
arguments: tag: D11
type_guessed: string
name: retrieve_data
arguments: tag: D3
type_guessed: string

tool: D11: *

tool: D3: %s %s


assistant: ```c
void info(const char *s) {
  char *new = str(strlen(s) + 1 + 5 + 4 + 2 + 1);
  char *c = BB_("*");
  sprintf(new, "%s %s\n", c, s);
  printf(new);
  free(c);
  free(new);
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<info>:
  endbr64
  push   %r13
  mov    %rdi,%r13
  push   %r12
  push   %rbp
  call   <strlen@plt>
  lea    0xd(%rax),%rdi
  call   <str@plt>
  lea    D11(%rip),%rdi
  mov    %rax,%rbp
  call   <BB_@plt>
  mov    %r13,%rcx
  lea    D2(%rip),%rsi
  mov    %rbp,%rdi
  mov    %rax,%rdx
  mov    %rax,%r12
  call   <sprintf@plt>
  mov    %rbp,%rdi
  call   <printf@plt>
  mov    %r12,%rdi
  call   <free@plt>
  mov    %rbp,%rdi
  pop    %rbp
  pop    %r12
  pop    %r13
  jmp    10a0 <free@plt>
```

tool_calls: name: unpack_data
arguments: tag: D11
type_guessed: string
name: unpack_data
arguments: tag: D2
type_guessed: string

tool: D11: *

tool: D2: %s %s


assistant: ```c
void info(const char *s) {
  char *new = str(strlen(s) + 1 + 5 + 4 + 2 + 1);
  char *c = BB_("*");
  sprintf(new, "%s %s\n", c, s);
  printf(new);
  free(c);
  free(new);
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<info>:
  endbr64
  push   %r13
  mov    %rdi,%r13
  push   %r12
  push   %rbp
  call   <strlen@plt>
  lea    0xd(%rax),%rdi
  call   <str@plt>
  lea    D19(%rip),%rdi
  mov    %rax,%rbp
  call   <BB_@plt>
  mov    %r13,%rcx
  lea    D7(%rip),%rsi
  mov    %rbp,%rdi
  mov    %rax,%rdx
  mov    %rax,%r12
  call   <sprintf@plt>
  mov    %rbp,%rdi
  call   <printf@plt>
  mov    %r12,%rdi
  call   <free@plt>
  mov    %rbp,%rdi
  pop    %rbp
  pop    %r12
  pop    %r13
  jmp    10a0 <free@plt>
```

tool_calls: name: parse_data
arguments: data_tag: D19
datatype: string
name: parse_data
arguments: data_tag: D7
datatype: string

tool: D19: *

tool: D7: %s %s


assistant: ```c
void info(const char *s) {
  char *new = str(strlen(s) + 1 + 5 + 4 + 2 + 1);
  char *c = BB_("*");
  sprintf(new, "%s %s\n", c, s);
  printf(new);
  free(c);
  free(new);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<RandomFunc>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  sub    $0x6a,%eax
  mov    %al,-0x9(%rbp)
  movb   $0x0,-0xa(%rbp)
  nop
  movzbl -0x9(%rbp),%eax
  lea    -0x3c(%rax),%edx
  mov    -0x20(%rbp),%rax
  mov    %dl,(%rax)
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L6
  call   <__stack_chk_fail@plt>
L6:
  leave
  ret
```

assistant: ```c
void RandomFunc(unsigned char input[1], unsigned char output[1]) {
  unsigned char state[1];
  unsigned char local1;
  {
    state[0UL] = (input[0UL] + 51238316UL) + (unsigned char)234;
    local1 = 0UL;
    while (local1 < (unsigned char)0) {
      if (state[0UL] < local1) {
        state[local1] = state[0UL] + state[0UL];
      } else {
        state[0UL] += state[local1];
      }
      local1 += 2UL;
    }
    output[0UL] = (state[0UL] + 515147141UL) + (unsigned char)63;
  }
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<RandomFunc>:
  endbr64
  movzbl (%rdi),%eax
  add    $0x5a,%eax
  mov    %al,(%rsi)
  ret
```

assistant: ```c
void RandomFunc(unsigned char input[1], unsigned char output[1]) {
  unsigned char state[1];
  unsigned char local1;
  {
    state[0UL] = (input[0UL] + 51238316UL) + (unsigned char)234;
    local1 = 0UL;
    while (local1 < (unsigned char)0) {
      if (state[0UL] < local1) {
        state[local1] = state[0UL] + state[0UL];
      } else {
        state[0UL] += state[local1];
      }
      local1 += 2UL;
    }
    output[0UL] = (state[0UL] + 515147141UL) + (unsigned char)63;
  }
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<RandomFunc>:
  endbr64
  movzbl (%rdi),%eax
  add    $0x5a,%eax
  mov    %al,(%rsi)
  ret
```

assistant: ```c
void RandomFunc(unsigned char input[1], unsigned char output[1]) {
  unsigned char state[1];
  unsigned char local1;
  {
    state[0UL] = (input[0UL] + 51238316UL) + (unsigned char)234;
    local1 = 0UL;
    while (local1 < (unsigned char)0) {
      if (state[0UL] < local1) {
        state[local1] = state[0UL] + state[0UL];
      } else {
        state[0UL] += state[local1];
      }
      local1 += 2UL;
    }
    output[0UL] = (state[0UL] + 515147141UL) + (unsigned char)63;
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<RandomFunc>:
  endbr64
  movzbl (%rdi),%eax
  add    $0x5a,%eax
  mov    %al,(%rsi)
  ret
```

assistant: ```c
void RandomFunc(unsigned char input[1], unsigned char output[1]) {
  unsigned char state[1];
  unsigned char local1;
  {
    state[0UL] = (input[0UL] + 51238316UL) + (unsigned char)234;
    local1 = 0UL;
    while (local1 < (unsigned char)0) {
      if (state[0UL] < local1) {
        state[local1] = state[0UL] + state[0UL];
      } else {
        state[0UL] += state[local1];
      }
      local1 += 2UL;
    }
    output[0UL] = (state[0UL] + 515147141UL) + (unsigned char)63;
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<pet_filename_to_host>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %rdi,0x8(%rsp)
  mov    %rsi,%rcx
  mov    %rdx,0x10(%rsp)
  mov    %rsi,%rdx
  mov    $0x0,%ebp
L132:
  mov    (%rdx),%eax
  and    $0x7f,%al
  cmp    $0x20,%eax
  jne    L113
  add    $0x1,%ebp
  add    $0x4,%rdx
  cmp    $0x10,%ebp
  jne    L132
L113:
  lea    0x3c(%rcx),%rdx
  mov    $0xf,%ebx
L95:
  mov    (%rdx),%eax
  and    $0x7f,%al
  cmp    $0x20,%eax
  jne    L63
  sub    $0x1,%ebx
  sub    $0x4,%rdx
  cmp    $0xffffffff,%ebx
  jne    L95
L63:
  add    $0x1,%ebx
  cmp    %ebp,%ebx
  jle    L51
  mov    %ebx,%eax
  sub    %ebp,%eax
  mov    %eax,0x1c(%rsp)
  test   %eax,%eax
  jle    L102
  movslq %ebp,%rdx
  lea    (%rcx,%rdx,4),%r13
  mov    0x8(%rsp),%r14
  lea    -0x1(%rax),%eax
  add    %rdx,%rax
  lea    0x4(%rcx,%rax,4),%r15
  jmp    L117
L62:
  mov    %al,(%r14)
  add    $0x4,%r13
  add    $0x1,%r14
  cmp    %r15,%r13
  je     L102
L117:
  mov    0x0(%r13),%edi
  call   <pet_to_asc@plt>
  mov    %eax,%r12d
  mov    %eax,%edi
  call   <isprint@plt>
  mov    %rax,%rdx
  mov    $0x5f,%eax
  test   %rdx,%rdx
  je     L62
  mov    %r12d,%edi
  call   <is_host_allowed_char@plt>
  test   %rax,%rax
  mov    $0x5f,%eax
  cmovne %r12d,%eax
  jmp    L62
L102:
  movslq 0x1c(%rsp),%rax
  mov    0x8(%rsp),%rsi
  movb   $0x0,(%rsi,%rax,1)
L122:
  mov    0x10(%rsp),%rax
  test   %rax,%rax
  je     L116
  cmpb   $0x0,(%rax)
  jne    L104
L116:
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L51:
  mov    0x8(%rsp),%rax
  movb   $0x0,(%rax)
  mov    %ebx,%ebp
  jmp    L122
L104:
  mov    %ebx,%r12d
  sub    %ebp,%r12d
  movslq %r12d,%r12
  mov    0x8(%rsp),%rax
  movb   $0x2e,(%rax,%r12,1)
  movslq %ebx,%rdi
  add    $0x1,%rdi
  movslq %ebp,%rbp
  sub    %rbp,%rdi
  mov    %rax,%rbx
  add    %rax,%rdi
  mov    $0x3,%edx
  mov    0x10(%rsp),%rsi
  call   <memcpy@plt>
  movb   $0x0,0x4(%rbx,%r12,1)
  jmp    L116
```

assistant: ```c
void pet_filename_to_host(char *asc, const uint8_t *pet, const char *ext) {
  int lead = 0;
  int trail = 16 - 1;
  while (lead < 16 && (pet[lead] == 0x20 || pet[lead] == 0xa0)) {
    lead++;
  }
  while (trail >= 0 && (pet[trail] == 0x20 || pet[trail] == 0xa0)) {
    trail--;
  }
  trail++;
  if (lead < trail) {
    int i;
    for (i = 0; i < trail - lead; i++) {
      int b = pet_to_asc(pet[lead + i]);
      asc[i] = isprint(b) && is_host_allowed_char(b) ? (char)b : '_';
    }
    asc[trail - lead] = '\0';
  } else {
    lead = trail;
    asc[0] = '\0';
  }
  if (ext != NULL && *ext != '\0') {
    asc[trail - lead] = '.';
    memcpy(asc + trail - lead + 1, ext, 3);
    asc[trail - lead + 4] = '\0';
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<pet_filename_to_host>:
  endbr64
  push   %r15
  xor    %eax,%eax
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  mov    %rdx,%rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %rdi,(%rsp)
  nopl   0x0(%rax,%rax,1)
L56:
  mov    (%rsi,%rax,4),%edx
  mov    %eax,%r15d
  and    $0x7f,%dl
  cmp    $0x20,%edx
  jne    L5
  add    $0x1,%rax
  cmp    $0x10,%rax
  jne    L56
  mov    $0x10,%r15d
L5:
  mov    $0xf,%eax
  nopl   0x0(%rax,%rax,1)
L94:
  mov    (%rsi,%rax,4),%edx
  and    $0x7f,%dl
  cmp    $0x20,%edx
  jne    L44
  sub    $0x1,%rax
  jae    L94
  xor    %r15d,%r15d
L119:
  mov    (%rsp),%rax
  mov    %r15d,0x8(%rsp)
  movb   $0x0,(%rax)
L107:
  test   %rbp,%rbp
  je     L112
  cmpb   $0x0,0x0(%rbp)
  jne    L130
L112:
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  cs nopw 0x0(%rax,%rax,1)
L44:
  lea    0x1(%rax),%eax
  mov    %eax,0x8(%rsp)
  cmp    %eax,%r15d
  jge    L98
  sub    %r15d,%eax
  mov    %eax,0xc(%rsp)
  test   %eax,%eax
  jle    L58
  movslq %r15d,%rdi
  sub    $0x1,%eax
  mov    (%rsp),%r13
  add    %rdi,%rax
  lea    (%rsi,%rdi,4),%rbx
  lea    0x4(%rsi,%rax,4),%r14
  jmp    L13
  nopl   0x0(%rax,%rax,1)
L73:
  mov    $0x5f,%r12d
L114:
  add    $0x4,%rbx
  mov    %r12b,0x0(%r13)
  add    $0x1,%r13
  cmp    %rbx,%r14
  je     L58
L13:
  mov    (%rbx),%edi
  call   <pet_to_asc@plt>
  mov    %eax,%edi
  mov    %eax,%r12d
  call   <isprint@plt>
  test   %rax,%rax
  je     L73
  mov    %r12d,%edi
  call   <is_host_allowed_char@plt>
  test   %rax,%rax
  je     L73
  jmp    L114
  nopl   0x0(%rax)
L58:
  movslq 0xc(%rsp),%rax
  mov    (%rsp),%rcx
  movb   $0x0,(%rcx,%rax,1)
  jmp    L107
  nopw   0x0(%rax,%rax,1)
L130:
  mov    0x8(%rsp),%eax
  mov    (%rsp),%rbx
  movslq %r15d,%rcx
  mov    %rbp,%rsi
  mov    $0x3,%edx
  mov    %eax,%r12d
  add    $0x1,%eax
  sub    %r15d,%r12d
  movslq %eax,%rdi
  movslq %r12d,%r12
  sub    %rcx,%rdi
  movb   $0x2e,(%rbx,%r12,1)
  add    %rbx,%rdi
  call   <memcpy@plt>
  movb   $0x0,0x4(%rbx,%r12,1)
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L98:
  mov    0x8(%rsp),%r15d
  jmp    L119
```

assistant: ```c
void pet_filename_to_host(char *asc, const uint8_t *pet, const char *ext) {
  int lead = 0;
  int trail = 16 - 1;
  while (lead < 16 && (pet[lead] == 0x20 || pet[lead] == 0xa0)) {
    lead++;
  }
  while (trail >= 0 && (pet[trail] == 0x20 || pet[trail] == 0xa0)) {
    trail--;
  }
  trail++;
  if (lead < trail) {
    int i;
    for (i = 0; i < trail - lead; i++) {
      int b = pet_to_asc(pet[lead + i]);
      asc[i] = isprint(b) && is_host_allowed_char(b) ? (char)b : '_';
    }
    asc[trail - lead] = '\0';
  } else {
    lead = trail;
    asc[0] = '\0';
  }
  if (ext != NULL && *ext != '\0') {
    asc[trail - lead] = '.';
    memcpy(asc + trail - lead + 1, ext, 3);
    asc[trail - lead + 4] = '\0';
  }
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<_citrus_bcs_skip_nonws_len>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  jmp    L10
L29:
  addq   $0x1,-0x8(%rbp)
  mov    -0x10(%rbp),%rax
  mov    (%rax),%rax
  lea    -0x1(%rax),%rdx
  mov    -0x10(%rbp),%rax
  mov    %rdx,(%rax)
L10:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L34
  mov    -0x10(%rbp),%rax
  mov    (%rax),%rax
  test   %rax,%rax
  je     L34
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <_citrus_bcs_isspace@plt>
  test   %eax,%eax
  je     L29
L34:
  mov    -0x8(%rbp),%rax
  leave
  ret
```

assistant: ```c
const char *_citrus_bcs_skip_nonws_len(const char *__restrict p, size_t *__restrict len) {
  while (*p && *len > 0 && !_citrus_bcs_isspace(*p)) {
    p++;
    (*len)--;
  }
  return (p);
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<_citrus_bcs_skip_nonws_len>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  mov    %rsi,%rbp
  movzbl (%rdi),%edi
  test   %dil,%dil
  je     L31
L15:
  cmpq   $0x0,0x0(%rbp)
  je     L31
  movsbl %dil,%edi
  call   <_citrus_bcs_isspace@plt>
  test   %eax,%eax
  jne    L31
  add    $0x1,%rbx
  subq   $0x1,0x0(%rbp)
  movzbl (%rbx),%edi
  test   %dil,%dil
  jne    L15
L31:
  mov    %rbx,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
const char *_citrus_bcs_skip_nonws_len(const char *__restrict p, size_t *__restrict len) {
  while (*p && *len > 0 && !_citrus_bcs_isspace(*p)) {
    p++;
    (*len)--;
  }
  return (p);
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<_citrus_bcs_skip_nonws_len>:
  endbr64
  push   %r12
  mov    %rdi,%r12
  push   %rbx
  sub    $0x8,%rsp
  movsbl (%rdi),%edi
  test   %dil,%dil
  je     L9
  mov    (%rsi),%rax
  mov    %rsi,%rbx
  jmp    L21
  xchg   %ax,%ax
L12:
  call   <_citrus_bcs_isspace@plt>
  test   %eax,%eax
  jne    L9
  mov    (%rbx),%rax
  movsbl 0x1(%r12),%edi
  add    $0x1,%r12
  sub    $0x1,%rax
  mov    %rax,(%rbx)
  test   %dil,%dil
  je     L9
L21:
  test   %rax,%rax
  jne    L12
L9:
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %r12
  ret
```

assistant: ```c
const char *_citrus_bcs_skip_nonws_len(const char *__restrict p, size_t *__restrict len) {
  while (*p && *len > 0 && !_citrus_bcs_isspace(*p)) {
    p++;
    (*len)--;
  }
  return (p);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<_citrus_bcs_skip_nonws_len>:
  endbr64
  push   %r12
  mov    %rdi,%r12
  push   %rbx
  sub    $0x8,%rsp
  movsbl (%rdi),%edi
  test   %dil,%dil
  je     L14
  mov    (%rsi),%rax
  mov    %rsi,%rbx
  jmp    L9
  xchg   %ax,%ax
L38:
  call   <_citrus_bcs_isspace@plt>
  test   %eax,%eax
  jne    L14
  mov    (%rbx),%rax
  movsbl 0x1(%r12),%edi
  add    $0x1,%r12
  sub    $0x1,%rax
  mov    %rax,(%rbx)
  test   %dil,%dil
  je     L14
L9:
  test   %rax,%rax
  jne    L38
L14:
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %r12
  ret
```

assistant: ```c
const char *_citrus_bcs_skip_nonws_len(const char *__restrict p, size_t *__restrict len) {
  while (*p && *len > 0 && !_citrus_bcs_isspace(*p)) {
    p++;
    (*len)--;
  }
  return (p);
}
```