ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Demonstrate the C code that generates the assembly output below:

```asm
<cancel_gai_cb>:
  endbr64
  mov    %rdx,%rdi
  jmp    1050 <evdns_getaddrinfo_cancel@plt>
```

assistant: ```c
void cancel_gai_cb(int fd, short what, void *ptr) {
  struct evdns_getaddrinfo_request *r = ptr;
  evdns_getaddrinfo_cancel(r);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<str_chop>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x38(%rbp)
  mov    %rsi,-0x40(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  cmpq   $0x0,-0x38(%rbp)
  setne  %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  cmpq   $0x0,-0x40(%rbp)
  setne  %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  mov    -0x38(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  add    $0x1,%eax
  cltq
  mov    %rax,-0x20(%rbp)
  mov    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <xmalloc@plt>
  mov    %rax,-0x18(%rbp)
  mov    -0x38(%rbp),%rax
  mov    %rax,%rdi
  call   <xstrdup@plt>
  mov    %rax,-0x28(%rbp)
  mov    -0x28(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  movl   $0x0,-0x2c(%rbp)
  jmp    L27
L28:
  mov    -0x40(%rbp),%rdx
  lea    -0x28(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strsep@plt>
  mov    -0x2c(%rbp),%edx
  movslq %edx,%rcx
  mov    -0x18(%rbp),%rdx
  add    %rcx,%rdx
  movzbl (%rax),%eax
  mov    %al,(%rdx)
  addl   $0x1,-0x2c(%rbp)
L27:
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L28
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0x18(%rbp),%rax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L1
  call   <__stack_chk_fail@plt>
L1:
  leave
  ret
```

assistant: ```c
char *str_chop(const char *str, const char *delim) {
  assert(str != NULL);
  assert(delim != NULL);
  size_t length = strlen(str) + 1;
  char *chunks = xmalloc(length * sizeof(char));
  char *copy = xstrdup(str);
  char *fresh_copy = copy;
  int i = 0;
  while (*copy) {
    chunks[i] = *(strsep(&copy, delim));
    i += 1;
  }
  free(fresh_copy);
  return chunks;
}
```
user: What is the c source code of the assembly code below?

```asm
<str_chop>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x10,%rsp
  mov    %rdi,%rbx
  mov    %rsi,%rbp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  test   %rdi,%rdi
  setne  %dil
  movzbl %dil,%edi
  call   <assert@plt>
  test   %rbp,%rbp
  setne  %dil
  movzbl %dil,%edi
  call   <assert@plt>
  mov    %rbx,%rdi
  call   <strlen@plt>
  lea    0x1(%rax),%edi
  movslq %edi,%rdi
  call   <xmalloc@plt>
  mov    %rax,%r14
  mov    %rbx,%rdi
  call   <xstrdup@plt>
  mov    %rax,%r13
  mov    %rax,(%rsp)
  cmpb   $0x0,(%rax)
  je     L25
  mov    %r14,%rbx
  mov    %rsp,%r12
L28:
  mov    %rbp,%rsi
  mov    %r12,%rdi
  call   <strsep@plt>
  movzbl (%rax),%eax
  mov    %al,(%rbx)
  add    $0x1,%rbx
  mov    (%rsp),%rax
  cmpb   $0x0,(%rax)
  jne    L28
L25:
  mov    %r13,%rdi
  call   <free@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L24
  mov    %r14,%rax
  add    $0x10,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L24:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
char *str_chop(const char *str, const char *delim) {
  assert(str != NULL);
  assert(delim != NULL);
  size_t length = strlen(str) + 1;
  char *chunks = xmalloc(length * sizeof(char));
  char *copy = xstrdup(str);
  char *fresh_copy = copy;
  int i = 0;
  while (*copy) {
    chunks[i] = *(strsep(&copy, delim));
    i += 1;
  }
  free(fresh_copy);
  return chunks;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<str_chop>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  test   %rdi,%rdi
  setne  %dil
  movzbl %dil,%edi
  call   <assert@plt>
  xor    %edi,%edi
  test   %rbp,%rbp
  setne  %dil
  call   <assert@plt>
  mov    %r12,%rdi
  call   <strlen@plt>
  lea    0x1(%rax),%edi
  movslq %edi,%rdi
  call   <xmalloc@plt>
  mov    %r12,%rdi
  mov    %rax,%r14
  call   <xstrdup@plt>
  mov    %rax,(%rsp)
  cmpb   $0x0,(%rax)
  mov    %rax,%r13
  je     L15
  mov    %r14,%rbx
  mov    %rsp,%r12
  nopl   0x0(%rax)
L11:
  mov    %rbp,%rsi
  mov    %r12,%rdi
  add    $0x1,%rbx
  call   <strsep@plt>
  movzbl (%rax),%eax
  mov    %al,-0x1(%rbx)
  mov    (%rsp),%rax
  cmpb   $0x0,(%rax)
  jne    L11
L15:
  mov    %r13,%rdi
  call   <free@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L12
  add    $0x10,%rsp
  mov    %r14,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L12:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
char *str_chop(const char *str, const char *delim) {
  assert(str != NULL);
  assert(delim != NULL);
  size_t length = strlen(str) + 1;
  char *chunks = xmalloc(length * sizeof(char));
  char *copy = xstrdup(str);
  char *fresh_copy = copy;
  int i = 0;
  while (*copy) {
    chunks[i] = *(strsep(&copy, delim));
    i += 1;
  }
  free(fresh_copy);
  return chunks;
}
```
user: What is the c source code of the assembly code below:

```asm
<str_chop>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  test   %rdi,%rdi
  setne  %dil
  movzbl %dil,%edi
  call   <assert@plt>
  xor    %edi,%edi
  test   %rbp,%rbp
  setne  %dil
  call   <assert@plt>
  mov    %r12,%rdi
  call   <strlen@plt>
  lea    0x1(%rax),%edi
  movslq %edi,%rdi
  call   <xmalloc@plt>
  mov    %r12,%rdi
  mov    %rax,%r14
  call   <xstrdup@plt>
  mov    %rax,(%rsp)
  cmpb   $0x0,(%rax)
  mov    %rax,%r13
  je     L29
  mov    %r14,%rbx
  mov    %rsp,%r12
  nopl   0x0(%rax)
L17:
  mov    %rbp,%rsi
  mov    %r12,%rdi
  add    $0x1,%rbx
  call   <strsep@plt>
  movzbl (%rax),%eax
  mov    %al,-0x1(%rbx)
  mov    (%rsp),%rax
  cmpb   $0x0,(%rax)
  jne    L17
L29:
  mov    %r13,%rdi
  call   <free@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L8
  add    $0x10,%rsp
  mov    %r14,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L8:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
char *str_chop(const char *str, const char *delim) {
  assert(str != NULL);
  assert(delim != NULL);
  size_t length = strlen(str) + 1;
  char *chunks = xmalloc(length * sizeof(char));
  char *copy = xstrdup(str);
  char *fresh_copy = copy;
  int i = 0;
  while (*copy) {
    chunks[i] = *(strsep(&copy, delim));
    i += 1;
  }
  free(fresh_copy);
  return chunks;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x430,%rsp
  mov    %edi,-0x424(%rbp)
  mov    %rsi,-0x430(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x410(%rbp),%rax
  mov    $0x400,%esi
  mov    %rax,%rdi
  call   <getcwd@plt>
  test   %rax,%rax
  je     L2
  lea    -0x410(%rbp),%rax
  mov    %rax,%rdi
  call   <opendir@plt>
  mov    %rax,-0x418(%rbp)
  mov    -0x418(%rbp),%rax
  mov    %rax,%rdi
  call   <dirfd@plt>
  mov    %eax,-0x41c(%rbp)
  mov    $0x16,%edi
  mov    D8(%rip),%eax
  movd   %eax,%xmm0
  call   <_IO@plt>
  mov    %eax,%edx
  mov    -0x41c(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <ioctl@plt>
L2:
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L15
  call   <__stack_chk_fail@plt>
L15:
  leave
  ret
```

tool_calls: name: parse_data
arguments: label: D8
datatype: byte[4]

tool: {"D8": [0x00,0x00,0xcc,0x42]}

assistant: ```c
int main(int argc, char *argv[]) {
  char cwd[1024];
  int fd;
  DIR *d;
  if (getcwd(cwd, sizeof(cwd)) != NULL) {
    d = opendir(cwd);
    fd = dirfd(d);
    ioctl(fd, _IO('f', 22));
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<main>:
  endbr64
  push   %rbx
  sub    $0x410,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x408(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rdi
  mov    $0x400,%esi
  call   <getcwd@plt>
  test   %rax,%rax
  je     L12
  mov    %rsp,%rdi
  call   <opendir@plt>
  mov    %rax,%rdi
  call   <dirfd@plt>
  mov    %eax,%ebx
  mov    $0x16,%edi
  movss  D9(%rip),%xmm0
  call   <_IO@plt>
  mov    %eax,%esi
  mov    %ebx,%edi
  call   <ioctl@plt>
L12:
  mov    0x408(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L0
  mov    $0x0,%eax
  add    $0x410,%rsp
  pop    %rbx
  ret
L0:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: data_tag: D9
type_infered: byte[4]

tool: {"D9": [0x00,0x00,0xcc,0x42]}

assistant: ```c
int main(int argc, char *argv[]) {
  char cwd[1024];
  int fd;
  DIR *d;
  if (getcwd(cwd, sizeof(cwd)) != NULL) {
    d = opendir(cwd);
    fd = dirfd(d);
    ioctl(fd, _IO('f', 22));
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<main>:
  endbr64
  push   %rbp
  mov    $0x400,%esi
  sub    $0x410,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x408(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbp
  mov    %rbp,%rdi
  call   <getcwd@plt>
  test   %rax,%rax
  je     L9
  mov    %rbp,%rdi
  call   <opendir@plt>
  mov    %rax,%rdi
  call   <dirfd@plt>
  movss  D6(%rip),%xmm0
  mov    $0x16,%edi
  mov    %eax,%ebp
  call   <_IO@plt>
  mov    %ebp,%edi
  mov    %eax,%esi
  call   <ioctl@plt>
L9:
  mov    0x408(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L0
  add    $0x410,%rsp
  xor    %eax,%eax
  pop    %rbp
  ret
L0:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: data_label: D6
type_infered: byte[4]

tool: {"D6": [0x00,0x00,0xcc,0x42]}

assistant: ```c
int main(int argc, char *argv[]) {
  char cwd[1024];
  int fd;
  DIR *d;
  if (getcwd(cwd, sizeof(cwd)) != NULL) {
    d = opendir(cwd);
    fd = dirfd(d);
    ioctl(fd, _IO('f', 22));
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  push   %rbp
  mov    $0x400,%esi
  sub    $0x410,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x408(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbp
  mov    %rbp,%rdi
  call   <getcwd@plt>
  test   %rax,%rax
  je     L2
  mov    %rbp,%rdi
  call   <opendir@plt>
  mov    %rax,%rdi
  call   <dirfd@plt>
  movss  D9(%rip),%xmm0
  mov    $0x16,%edi
  mov    %eax,%ebp
  call   <_IO@plt>
  mov    %ebp,%edi
  mov    %eax,%esi
  call   <ioctl@plt>
L2:
  mov    0x408(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L19
  add    $0x410,%rsp
  xor    %eax,%eax
  pop    %rbp
  ret
L19:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: data_label: D9
type_infered: byte[4]

tool: {"D9": [0x00,0x00,0xcc,0x42]}

assistant: ```c
int main(int argc, char *argv[]) {
  char cwd[1024];
  int fd;
  DIR *d;
  if (getcwd(cwd, sizeof(cwd)) != NULL) {
    d = opendir(cwd);
    fd = dirfd(d);
    ioctl(fd, _IO('f', 22));
  }
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<calc_hash>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  movl   $0x1505,-0x4(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  setne  %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  jmp    L18
L15:
  mov    -0x4(%rbp),%eax
  shl    $0x5,%eax
  mov    %eax,%edx
  mov    -0x4(%rbp),%eax
  lea    (%rdx,%rax,1),%ecx
  mov    -0x18(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x18(%rbp)
  movzbl (%rax),%eax
  movsbl %al,%eax
  add    %ecx,%eax
  mov    %eax,-0x4(%rbp)
L18:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L15
  mov    -0x4(%rbp),%eax
  leave
  ret
```

assistant: ```c
unsigned calc_hash(const char *p) {
  unsigned hash = 5381;
  assert(p != NULL);
  while (*p != 0)
    hash = (hash << 5) + hash + *p++;
  return hash;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<calc_hash>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  test   %rdi,%rdi
  setne  %dil
  movzbl %dil,%edi
  call   <assert@plt>
  movzbl (%rbx),%edx
  test   %dl,%dl
  je     L18
  mov    $0x1505,%eax
L22:
  mov    %eax,%ecx
  shl    $0x5,%ecx
  add    %ecx,%eax
  add    $0x1,%rbx
  movsbl %dl,%edx
  add    %edx,%eax
  movzbl (%rbx),%edx
  test   %dl,%dl
  jne    L22
L19:
  pop    %rbx
  ret
L18:
  mov    $0x1505,%eax
  jmp    L19
```

assistant: ```c
unsigned calc_hash(const char *p) {
  unsigned hash = 5381;
  assert(p != NULL);
  while (*p != 0)
    hash = (hash << 5) + hash + *p++;
  return hash;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<calc_hash>:
  endbr64
  push   %rbx
  test   %rdi,%rdi
  mov    %rdi,%rbx
  setne  %dil
  movzbl %dil,%edi
  call   <assert@plt>
  movsbl (%rbx),%edx
  mov    $0x1505,%eax
  test   %dl,%dl
  je     L10
  nopl   0x0(%rax)
L7:
  mov    %eax,%ecx
  add    $0x1,%rbx
  shl    $0x5,%ecx
  add    %ecx,%eax
  add    %edx,%eax
  movsbl (%rbx),%edx
  test   %dl,%dl
  jne    L7
L10:
  pop    %rbx
  ret
```

assistant: ```c
unsigned calc_hash(const char *p) {
  unsigned hash = 5381;
  assert(p != NULL);
  while (*p != 0)
    hash = (hash << 5) + hash + *p++;
  return hash;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<calc_hash>:
  endbr64
  push   %rbx
  test   %rdi,%rdi
  mov    %rdi,%rbx
  setne  %dil
  movzbl %dil,%edi
  call   <assert@plt>
  movsbl (%rbx),%edx
  mov    $0x1505,%eax
  test   %dl,%dl
  je     L5
  nopl   0x0(%rax)
L3:
  mov    %eax,%ecx
  add    $0x1,%rbx
  shl    $0x5,%ecx
  add    %ecx,%eax
  add    %edx,%eax
  movsbl (%rbx),%edx
  test   %dl,%dl
  jne    L3
L5:
  pop    %rbx
  ret
```

assistant: ```c
unsigned calc_hash(const char *p) {
  unsigned hash = 5381;
  assert(p != NULL);
  while (*p != 0)
    hash = (hash << 5) + hash + *p++;
  return hash;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<hci_data_send>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rsi,-0x20(%rbp)
  mov    %ecx,%eax
  mov    %r8,-0x30(%rbp)
  mov    %r9d,%ecx
  mov    %edi,%esi
  mov    %sil,-0x14(%rbp)
  mov    %dx,-0x18(%rbp)
  mov    %ax,-0x24(%rbp)
  mov    %ecx,%eax
  mov    %ax,-0x28(%rbp)
  mov    -0x20(%rbp),%rax
  add    $0x5,%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movb   $0x2,(%rax)
  mov    -0x8(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movzbl -0x14(%rbp),%edx
  mov    %dl,(%rax)
  mov    -0x8(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movzwl -0x18(%rbp),%edx
  mov    %dl,(%rax)
  movzwl -0x18(%rbp),%edx
  movzwl -0x24(%rbp),%eax
  add    %eax,%edx
  movzwl -0x28(%rbp),%eax
  add    %edx,%eax
  movzwl %ax,%edx
  mov    -0x8(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <UINT16_TO_STREAM_f@plt>
  mov    %rax,-0x8(%rbp)
  movzwl -0x18(%rbp),%eax
  lea    0x5(%rax),%edx
  movzwl -0x24(%rbp),%eax
  add    %eax,%edx
  movzwl -0x28(%rbp),%eax
  add    %eax,%edx
  mov    -0x20(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <SpiWrite@plt>
  mov    $0x0,%eax
  leave
  ret
```

assistant: ```c
long hci_data_send(unsigned char ucOpcode, unsigned char *ucArgs, unsigned short usArgsLength, unsigned short usDataLength, const unsigned char *ucTail, unsigned short usTailLength) {
  unsigned char *stream;
  stream = ((ucArgs) + (5));
  { *(stream)++ = (0x2); };
  { *(stream)++ = (ucOpcode); };
  { *(stream)++ = (usArgsLength); };
  stream = (UINT16_TO_STREAM_f(stream, usArgsLength + usDataLength + usTailLength));
  SpiWrite(ucArgs, (5) + usArgsLength + usDataLength + usTailLength);
  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
<hci_data_send>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rsi,%rbx
  mov    %edx,%ebp
  mov    %ecx,%r13d
  mov    %r9d,%r12d
  movb   $0x2,0x5(%rsi)
  mov    %dil,0x6(%rsi)
  mov    %dl,0x7(%rsi)
  lea    (%r9,%rcx,1),%esi
  add    %edx,%esi
  movzwl %si,%esi
  lea    0x8(%rbx),%rdi
  call   <UINT16_TO_STREAM_f@plt>
  movzwl %bp,%ebp
  movzwl %r13w,%r13d
  lea    0x5(%rbp,%r13,1),%esi
  movzwl %r12w,%r12d
  add    %r12d,%esi
  mov    %rbx,%rdi
  call   <SpiWrite@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
long hci_data_send(unsigned char ucOpcode, unsigned char *ucArgs, unsigned short usArgsLength, unsigned short usDataLength, const unsigned char *ucTail, unsigned short usTailLength) {
  unsigned char *stream;
  stream = ((ucArgs) + (5));
  { *(stream)++ = (0x2); };
  { *(stream)++ = (ucOpcode); };
  { *(stream)++ = (usArgsLength); };
  stream = (UINT16_TO_STREAM_f(stream, usArgsLength + usDataLength + usTailLength));
  SpiWrite(ucArgs, (5) + usArgsLength + usDataLength + usTailLength);
  return (0);
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<hci_data_send>:
  endbr64
  push   %r13
  mov    %ecx,%r13d
  push   %r12
  movzwl %r13w,%r13d
  mov    %r9d,%r12d
  push   %rbp
  mov    %rsi,%rbp
  movzwl %r12w,%r12d
  push   %rbx
  mov    %edx,%ebx
  movzwl %bx,%ebx
  sub    $0x8,%rsp
  mov    %dil,0x6(%rsi)
  lea    0x8(%rbp),%rdi
  mov    %dl,0x7(%rsi)
  movb   $0x2,0x5(%rsi)
  lea    (%r9,%rcx,1),%esi
  add    %edx,%esi
  movzwl %si,%esi
  call   <UINT16_TO_STREAM_f@plt>
  lea    0x5(%rbx,%r13,1),%esi
  mov    %rbp,%rdi
  add    %r12d,%esi
  call   <SpiWrite@plt>
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
long hci_data_send(unsigned char ucOpcode, unsigned char *ucArgs, unsigned short usArgsLength, unsigned short usDataLength, const unsigned char *ucTail, unsigned short usTailLength) {
  unsigned char *stream;
  stream = ((ucArgs) + (5));
  { *(stream)++ = (0x2); };
  { *(stream)++ = (ucOpcode); };
  { *(stream)++ = (usArgsLength); };
  stream = (UINT16_TO_STREAM_f(stream, usArgsLength + usDataLength + usTailLength));
  SpiWrite(ucArgs, (5) + usArgsLength + usDataLength + usTailLength);
  return (0);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<unpack_int32>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  je     L31
  cmpq   $0x0,-0x10(%rbp)
  je     L31
  cmpq   $0x0,-0x18(%rbp)
  jne    L16
L31:
  mov    $0xffffffff,%eax
  jmp    L54
L16:
  mov    -0x18(%rbp),%rax
  mov    (%rax),%eax
  cmp    $0x3,%eax
  jg     L27
  mov    $0xffffffff,%eax
  jmp    L54
L27:
  mov    -0x18(%rbp),%rax
  movl   $0x4,(%rax)
  mov    -0x8(%rbp),%rax
  mov    (%rax),%eax
  mov    %eax,%edi
  call   <ntohl@plt>
  mov    -0x10(%rbp),%rdx
  mov    %eax,(%rdx)
  mov    $0x0,%eax
L54:
  leave
  ret
```

assistant: ```c
int unpack_int32(uint32_t *int32, uint32_t *outbuf, uint32_t *outsize) {
  if ((NULL == int32) || (NULL == outbuf) || (NULL == outsize)) {
    return -1;
  }
  if (4 > *outsize) {
    return -1;
  }
  *outsize = 4;
  *outbuf = ntohl(*int32);
  return 0;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<unpack_int32>:
  endbr64
  test   %rsi,%rsi
  sete   %al
  test   %rdx,%rdx
  sete   %cl
  or     %cl,%al
  jne    L38
  push   %rbx
  mov    %rsi,%rbx
  test   %rdi,%rdi
  je     L25
  cmpl   $0x3,(%rdx)
  jle    L26
  movl   $0x4,(%rdx)
  mov    (%rdi),%edi
  call   <ntohl@plt>
  mov    %eax,(%rbx)
  mov    $0x0,%eax
L42:
  pop    %rbx
  ret
L25:
  mov    $0xffffffff,%eax
  jmp    L42
L26:
  mov    $0xffffffff,%eax
  jmp    L42
L38:
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int unpack_int32(uint32_t *int32, uint32_t *outbuf, uint32_t *outsize) {
  if ((NULL == int32) || (NULL == outbuf) || (NULL == outsize)) {
    return -1;
  }
  if (4 > *outsize) {
    return -1;
  }
  *outsize = 4;
  *outbuf = ntohl(*int32);
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<unpack_int32>:
  endbr64
  test   %rsi,%rsi
  sete   %al
  test   %rdx,%rdx
  sete   %cl
  or     %cl,%al
  jne    L26
  test   %rdi,%rdi
  je     L26
  cmpl   $0x3,(%rdx)
  jle    L26
  push   %rbx
  mov    %rsi,%rbx
  movl   $0x4,(%rdx)
  mov    (%rdi),%edi
  call   <ntohl@plt>
  mov    %eax,(%rbx)
  xor    %eax,%eax
  pop    %rbx
  ret
  nopl   (%rax)
L26:
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int unpack_int32(uint32_t *int32, uint32_t *outbuf, uint32_t *outsize) {
  if ((NULL == int32) || (NULL == outbuf) || (NULL == outsize)) {
    return -1;
  }
  if (4 > *outsize) {
    return -1;
  }
  *outsize = 4;
  *outbuf = ntohl(*int32);
  return 0;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<unpack_int32>:
  endbr64
  test   %rsi,%rsi
  sete   %al
  test   %rdx,%rdx
  sete   %cl
  or     %cl,%al
  jne    L26
  test   %rdi,%rdi
  je     L26
  cmpl   $0x3,(%rdx)
  jle    L26
  push   %rbx
  mov    %rsi,%rbx
  movl   $0x4,(%rdx)
  mov    (%rdi),%edi
  call   <ntohl@plt>
  mov    %eax,(%rbx)
  xor    %eax,%eax
  pop    %rbx
  ret
  nopl   (%rax)
L26:
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int unpack_int32(uint32_t *int32, uint32_t *outbuf, uint32_t *outsize) {
  if ((NULL == int32) || (NULL == outbuf) || (NULL == outsize)) {
    return -1;
  }
  if (4 > *outsize) {
    return -1;
  }
  *outsize = 4;
  *outbuf = ntohl(*int32);
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<prefixf>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x1000,%rsp
  orq    $0x0,(%rsp)
  sub    $0xe0,%rsp
  mov    %rdi,-0x10d8(%rbp)
  mov    %rsi,-0xa8(%rbp)
  mov    %rdx,-0xa0(%rbp)
  mov    %rcx,-0x98(%rbp)
  mov    %r8,-0x90(%rbp)
  mov    %r9,-0x88(%rbp)
  test   %al,%al
  je     L16
  movaps %xmm0,-0x80(%rbp)
  movaps %xmm1,-0x70(%rbp)
  movaps %xmm2,-0x60(%rbp)
  movaps %xmm3,-0x50(%rbp)
  movaps %xmm4,-0x40(%rbp)
  movaps %xmm5,-0x30(%rbp)
  movaps %xmm6,-0x20(%rbp)
  movaps %xmm7,-0x10(%rbp)
L16:
  mov    %fs:0x28,%rax
  mov    %rax,-0xb8(%rbp)
  xor    %eax,%eax
  mov    -0x10d8(%rbp),%rdx
  mov    -0x10c4(%rbp),%eax
  mov    %rdx,%rsi
  mov    %eax,%edi
  call   <va_start@plt>
  mov    -0x10c4(%rbp),%ecx
  mov    -0x10d8(%rbp),%rdx
  lea    -0x10c0(%rbp),%rax
  mov    $0x1000,%esi
  mov    %rax,%rdi
  call   <vsnprintf@plt>
  mov    -0x10c4(%rbp),%eax
  mov    %eax,%edi
  call   <va_end@plt>
  lea    -0x10c0(%rbp),%rax
  mov    %rax,%rdi
  call   <prefix@plt>
  nop
  mov    -0xb8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L10
  call   <__stack_chk_fail@plt>
L10:
  leave
  ret
```

assistant: ```c
void prefixf(char *string, ...) {
  char buf[4096];
  va_list args;
  va_start(args, string);
  vsnprintf(buf, 4096, string, args);
  va_end(args);
  prefix(buf);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<prefixf>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x1000,%rsp
  orq    $0x0,(%rsp)
  sub    $0x10,%rsp
  mov    %rdi,%rbx
  mov    %fs:0x28,%rax
  mov    %rax,0x1008(%rsp)
  xor    %eax,%eax
  mov    %rdi,%rsi
  mov    $0x0,%ebp
  mov    %ebp,%edi
  call   <va_start@plt>
  mov    %rsp,%r12
  mov    %ebp,%ecx
  mov    %rbx,%rdx
  mov    $0x1000,%esi
  mov    %r12,%rdi
  call   <vsnprintf@plt>
  mov    %ebp,%edi
  call   <va_end@plt>
  mov    %r12,%rdi
  call   <prefix@plt>
  mov    0x1008(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L9
  add    $0x1010,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L9:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void prefixf(char *string, ...) {
  char buf[4096];
  va_list args;
  va_start(args, string);
  vsnprintf(buf, 4096, string, args);
  va_end(args);
  prefix(buf);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<prefixf>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  sub    $0x1000,%rsp
  orq    $0x0,(%rsp)
  sub    $0x10,%rsp
  xor    %ebp,%ebp
  mov    %fs:0x28,%rax
  mov    %rax,0x1008(%rsp)
  xor    %eax,%eax
  mov    %rdi,%rsi
  mov    %rdi,%r12
  mov    %rsp,%r13
  mov    %ebp,%edi
  call   <va_start@plt>
  mov    %ebp,%ecx
  mov    %r12,%rdx
  mov    $0x1000,%esi
  mov    %r13,%rdi
  call   <vsnprintf@plt>
  mov    %ebp,%edi
  call   <va_end@plt>
  mov    %r13,%rdi
  call   <prefix@plt>
  mov    0x1008(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L3
  add    $0x1010,%rsp
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L3:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void prefixf(char *string, ...) {
  char buf[4096];
  va_list args;
  va_start(args, string);
  vsnprintf(buf, 4096, string, args);
  va_end(args);
  prefix(buf);
}
```