ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  push   %r12
  push   %rbx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  call   <fork@plt>
  test   %eax,%eax
  je     L19
L9:
  mov    D19(%rip),%rbx
  mov    D6(%rip),%rax
  lea    0x4(%rsp),%r12
  xor    %esi,%esi
  mov    %r12,%rdx
  mov    (%rax),%ecx
  mov    (%rbx),%edi
  call   <waitid@plt>
  xor    %ecx,%ecx
  xor    %esi,%esi
  mov    %r12,%rdx
  mov    $0xffffffff,%edi
  call   <waitid@plt>
  mov    (%rbx),%edi
  xor    %ecx,%ecx
  mov    %r12,%rdx
  mov    $0xffffffff,%esi
  call   <waitid@plt>
  mov    (%rbx),%edi
  xor    %ecx,%ecx
  xor    %esi,%esi
  mov    $0xffffffffffffffff,%rdx
  call   <waitid@plt>
  mov    (%rbx),%edi
  xor    %esi,%esi
  mov    $0xffffffff,%ecx
  mov    %r12,%rdx
  call   <waitid@plt>
  xor    %edi,%edi
  call   <exit@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L29
  add    $0x18,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %r12
  ret
L19:
  mov    $0x1,%edi
  call   <sleep@plt>
  xor    %edi,%edi
  call   <exit@plt>
  jmp    L9
L29:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int main() {
  pid_t child;
  int status;
  siginfo_t info;
  child = fork();
  if (!child) {
    sleep(1);
    exit(0);
  }
  waitid(P_ALL, 0, &info, WEXITED);
  waitid(-1, 0, &info, 0);
  waitid(P_ALL, -1, &info, 0);
  waitid(P_ALL, 0, (siginfo_t *)-1, 0);
  waitid(P_ALL, 0, &info, -1);
  exit(0);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<v2_eq>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  movss  %xmm0,-0x24(%rbp)
  mov    -0x18(%rbp),%rax
  movss  (%rax),%xmm0
  mov    -0x20(%rbp),%rax
  movss  (%rax),%xmm1
  subss  %xmm1,%xmm0
  movss  %xmm0,-0x8(%rbp)
  mov    -0x18(%rbp),%rax
  add    $0x4,%rax
  movss  (%rax),%xmm0
  mov    -0x20(%rbp),%rax
  add    $0x4,%rax
  movss  (%rax),%xmm1
  subss  %xmm1,%xmm0
  movss  %xmm0,-0x4(%rbp)
  movss  -0x24(%rbp),%xmm0
  movss  D15(%rip),%xmm1
  xorps  %xmm0,%xmm1
  movss  -0x8(%rbp),%xmm0
  comiss %xmm1,%xmm0
  jbe    L17
  movss  -0x24(%rbp),%xmm0
  comiss -0x8(%rbp),%xmm0
  jbe    L17
  movss  -0x24(%rbp),%xmm0
  movss  D15(%rip),%xmm1
  xorps  %xmm0,%xmm1
  movss  -0x4(%rbp),%xmm0
  comiss %xmm1,%xmm0
  jbe    L17
  movss  -0x24(%rbp),%xmm0
  comiss -0x4(%rbp),%xmm0
  jbe    L17
  mov    $0x1,%eax
  jmp    L3
L17:
  mov    $0x0,%eax
L3:
  pop    %rbp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: label: D15
data_type: byte[4]

tool: {"D15": [0x00,0x00,0x00,0x80]}

assistant: ```c
int v2_eq(const float p0[], const float p1[], const float eps) {
  const float dx = p0[0] - p1[0];
  const float dy = p0[1] - p1[1];
  if (-eps < dx && dx < eps && -eps < dy && dy < eps)
    return 1;
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<v2_eq>:
  endbr64
  movss  (%rdi),%xmm1
  subss  (%rsi),%xmm1
  movaps %xmm0,%xmm2
  xorps  D2(%rip),%xmm2
  comiss %xmm2,%xmm1
  jbe    L28
  comiss %xmm1,%xmm0
  jbe    L17
  movss  0x4(%rdi),%xmm1
  subss  0x4(%rsi),%xmm1
  comiss %xmm2,%xmm1
  jbe    L11
  comiss %xmm1,%xmm0
  seta   %al
  movzbl %al,%eax
  ret
L28:
  mov    $0x0,%eax
  ret
L17:
  mov    $0x0,%eax
  ret
L11:
  mov    $0x0,%eax
  ret
```

tool_calls: name: parse_data
arguments: data_label: D2
type_infered: byte[16]

tool: {"D2": [0x00,0x00,0x00,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00]}

assistant: ```c
int v2_eq(const float p0[], const float p1[], const float eps) {
  const float dx = p0[0] - p1[0];
  const float dy = p0[1] - p1[1];
  if (-eps < dx && dx < eps && -eps < dy && dy < eps)
    return 1;
  return 0;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<v2_eq>:
  endbr64
  movss  (%rdi),%xmm1
  subss  (%rsi),%xmm1
  movaps %xmm0,%xmm2
  xorps  D3(%rip),%xmm2
  comiss %xmm2,%xmm1
  jbe    L5
  comiss %xmm1,%xmm0
  jbe    L5
  movss  0x4(%rdi),%xmm1
  subss  0x4(%rsi),%xmm1
  comiss %xmm2,%xmm1
  jbe    L5
  xor    %eax,%eax
  comiss %xmm1,%xmm0
  seta   %al
  ret
  nopl   0x0(%rax,%rax,1)
L5:
  xor    %eax,%eax
  ret
```

tool_calls: name: unpack_data
arguments: label: D3
type: byte[16]

tool: {"D3": [0x00,0x00,0x00,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00]}

assistant: ```c
int v2_eq(const float p0[], const float p1[], const float eps) {
  const float dx = p0[0] - p1[0];
  const float dy = p0[1] - p1[1];
  if (-eps < dx && dx < eps && -eps < dy && dy < eps)
    return 1;
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<v2_eq>:
  endbr64
  movss  (%rdi),%xmm1
  subss  (%rsi),%xmm1
  movaps %xmm0,%xmm2
  xorps  D8(%rip),%xmm2
  comiss %xmm2,%xmm1
  jbe    L14
  comiss %xmm1,%xmm0
  jbe    L14
  movss  0x4(%rdi),%xmm1
  subss  0x4(%rsi),%xmm1
  comiss %xmm2,%xmm1
  jbe    L14
  xor    %eax,%eax
  comiss %xmm1,%xmm0
  seta   %al
  ret
  nopl   0x0(%rax,%rax,1)
L14:
  xor    %eax,%eax
  ret
```

tool_calls: name: unpack_data
arguments: label: D8
type_guessed: byte[16]

tool: {"D8": [0x00,0x00,0x00,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00]}

assistant: ```c
int v2_eq(const float p0[], const float p1[], const float eps) {
  const float dx = p0[0] - p1[0];
  const float dy = p0[1] - p1[1];
  if (-eps < dx && dx < eps && -eps < dy && dy < eps)
    return 1;
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<TestA>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  movl   $0x0,-0x4(%rbp)
L0:
  mov    $0x0,%eax
  call   <get_ticks@plt>
  lea    D18(%rip),%rax
  mov    %rax,%rdi
  call   <disp_str@plt>
  mov    -0x4(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x4(%rbp)
  mov    %eax,%edi
  call   <disp_int@plt>
  lea    D0(%rip),%rax
  mov    %rax,%rdi
  call   <disp_str@plt>
  mov    $0x1,%edi
  call   <delay@plt>
  jmp    L0
```

tool_calls: name: disassemble_data
arguments: tag: D18
type_infered: string
name: disassemble_data
arguments: tag: D0
type_infered: string

tool: D18: A

tool: D0: .

assistant: ```c
void TestA() {
  int i = 0;
  while (1) {
    get_ticks();
    disp_str("A");
    disp_int(i++);
    disp_str(".");
    delay(1);
  }
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<TestA>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    $0x0,%ebx
  lea    D15(%rip),%r13
  lea    D17(%rip),%r12
L3:
  mov    $0x0,%eax
  call   <get_ticks@plt>
  mov    %r13,%rdi
  call   <disp_str@plt>
  lea    0x1(%rbx),%ebp
  mov    %ebx,%edi
  call   <disp_int@plt>
  mov    %r12,%rdi
  call   <disp_str@plt>
  mov    $0x1,%edi
  call   <delay@plt>
  mov    %ebp,%ebx
  jmp    L3
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D15
type_infered: string
name: extract_symbolic_data
arguments: data_label: D17
type_infered: string

tool: D15: A

tool: D17: .

assistant: ```c
void TestA() {
  int i = 0;
  while (1) {
    get_ticks();
    disp_str("A");
    disp_int(i++);
    disp_str(".");
    delay(1);
  }
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<TestA>:
  endbr64
  push   %r13
  lea    D7(%rip),%r13
  push   %r12
  lea    D14(%rip),%r12
  push   %rbp
  xor    %ebp,%ebp
  push   %rbx
  sub    $0x8,%rsp
  xchg   %ax,%ax
L4:
  xor    %eax,%eax
  lea    0x1(%rbp),%ebx
  call   <get_ticks@plt>
  mov    %r13,%rdi
  call   <disp_str@plt>
  mov    %ebp,%edi
  mov    %ebx,%ebp
  call   <disp_int@plt>
  mov    %r12,%rdi
  call   <disp_str@plt>
  mov    $0x1,%edi
  call   <delay@plt>
  jmp    L4
```

tool_calls: name: disassemble_data
arguments: data_label: D7
data_type: string
name: disassemble_data
arguments: data_label: D14
data_type: string

tool: D7: A

tool: D14: .

assistant: ```c
void TestA() {
  int i = 0;
  while (1) {
    get_ticks();
    disp_str("A");
    disp_int(i++);
    disp_str(".");
    delay(1);
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<TestA>:
  endbr64
  push   %r13
  lea    D18(%rip),%r13
  push   %r12
  lea    D17(%rip),%r12
  push   %rbp
  xor    %ebp,%ebp
  push   %rbx
  sub    $0x8,%rsp
  xchg   %ax,%ax
L9:
  xor    %eax,%eax
  lea    0x1(%rbp),%ebx
  call   <get_ticks@plt>
  mov    %r13,%rdi
  call   <disp_str@plt>
  mov    %ebp,%edi
  mov    %ebx,%ebp
  call   <disp_int@plt>
  mov    %r12,%rdi
  call   <disp_str@plt>
  mov    $0x1,%edi
  call   <delay@plt>
  jmp    L9
```

tool_calls: name: retrieve_data
arguments: label: D18
datatype: string
name: retrieve_data
arguments: label: D17
datatype: string

tool: D18: A

tool: D17: .

assistant: ```c
void TestA() {
  int i = 0;
  while (1) {
    get_ticks();
    disp_str("A");
    disp_int(i++);
    disp_str(".");
    delay(1);
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<parse_header>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    %rcx,-0x20(%rbp)
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  shl    $0x38,%rax
  mov    %rax,%rdx
  mov    -0x8(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  shl    $0x30,%rax
  or     %rax,%rdx
  mov    -0x8(%rbp),%rax
  add    $0x2,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  shl    $0x28,%rax
  or     %rax,%rdx
  mov    -0x8(%rbp),%rax
  add    $0x3,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  shl    $0x20,%rax
  or     %rax,%rdx
  mov    -0x8(%rbp),%rax
  add    $0x4,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  shl    $0x18,%rax
  or     %rax,%rdx
  mov    -0x8(%rbp),%rax
  add    $0x5,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  shl    $0x10,%rax
  or     %rax,%rdx
  mov    -0x8(%rbp),%rax
  add    $0x6,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  shl    $0x8,%rax
  or     %rax,%rdx
  mov    -0x8(%rbp),%rax
  add    $0x7,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  or     %rax,%rdx
  mov    -0x10(%rbp),%rax
  mov    %rdx,(%rax)
  mov    -0x8(%rbp),%rax
  add    $0x8,%rax
  movzbl (%rax),%eax
  movzbl %al,%edx
  mov    -0x18(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x8(%rbp),%rax
  add    $0x9,%rax
  movzbl (%rax),%eax
  movzbl %al,%edx
  mov    -0x20(%rbp),%rax
  mov    %edx,(%rax)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void parse_header(const unsigned char *buf, unsigned long long *amt, unsigned *msg_sz, unsigned *code_sz) {
  *amt = (unsigned long long)buf[0] << 56 | (unsigned long long)buf[1] << 48 | (unsigned long long)buf[2] << 40 | (unsigned long long)buf[3] << 32 | (unsigned long long)buf[4] << 24 | (unsigned long long)buf[5] << 16 | (unsigned long long)buf[6] << 8 | (unsigned long long)buf[7];
  *msg_sz = buf[8];
  *code_sz = buf[9];
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<parse_header>:
  endbr64
  mov    %rdx,%r8
  movzbl (%rdi),%eax
  shl    $0x38,%rax
  movzbl 0x1(%rdi),%edx
  shl    $0x30,%rdx
  or     %rdx,%rax
  movzbl 0x7(%rdi),%edx
  or     %rdx,%rax
  movzbl 0x2(%rdi),%edx
  shl    $0x28,%rdx
  or     %rdx,%rax
  movzbl 0x3(%rdi),%edx
  shl    $0x20,%rdx
  or     %rdx,%rax
  movzbl 0x4(%rdi),%edx
  shl    $0x18,%rdx
  or     %rdx,%rax
  movzbl 0x5(%rdi),%edx
  shl    $0x10,%rdx
  or     %rdx,%rax
  movzbl 0x6(%rdi),%edx
  shl    $0x8,%rdx
  or     %rdx,%rax
  mov    %rax,(%rsi)
  movzbl 0x8(%rdi),%eax
  mov    %eax,(%r8)
  movzbl 0x9(%rdi),%eax
  mov    %eax,(%rcx)
  ret
```

assistant: ```c
void parse_header(const unsigned char *buf, unsigned long long *amt, unsigned *msg_sz, unsigned *code_sz) {
  *amt = (unsigned long long)buf[0] << 56 | (unsigned long long)buf[1] << 48 | (unsigned long long)buf[2] << 40 | (unsigned long long)buf[3] << 32 | (unsigned long long)buf[4] << 24 | (unsigned long long)buf[5] << 16 | (unsigned long long)buf[6] << 8 | (unsigned long long)buf[7];
  *msg_sz = buf[8];
  *code_sz = buf[9];
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<parse_header>:
  endbr64
  mov    (%rdi),%rax
  bswap  %rax
  mov    %rax,(%rsi)
  movzbl 0x8(%rdi),%eax
  mov    %eax,(%rdx)
  movzbl 0x9(%rdi),%eax
  mov    %eax,(%rcx)
  ret
```

assistant: ```c
void parse_header(const unsigned char *buf, unsigned long long *amt, unsigned *msg_sz, unsigned *code_sz) {
  *amt = (unsigned long long)buf[0] << 56 | (unsigned long long)buf[1] << 48 | (unsigned long long)buf[2] << 40 | (unsigned long long)buf[3] << 32 | (unsigned long long)buf[4] << 24 | (unsigned long long)buf[5] << 16 | (unsigned long long)buf[6] << 8 | (unsigned long long)buf[7];
  *msg_sz = buf[8];
  *code_sz = buf[9];
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<parse_header>:
  endbr64
  mov    (%rdi),%rax
  bswap  %rax
  mov    %rax,(%rsi)
  movzbl 0x8(%rdi),%eax
  mov    %eax,(%rdx)
  movzbl 0x9(%rdi),%eax
  mov    %eax,(%rcx)
  ret
```

assistant: ```c
void parse_header(const unsigned char *buf, unsigned long long *amt, unsigned *msg_sz, unsigned *code_sz) {
  *amt = (unsigned long long)buf[0] << 56 | (unsigned long long)buf[1] << 48 | (unsigned long long)buf[2] << 40 | (unsigned long long)buf[3] << 32 | (unsigned long long)buf[4] << 24 | (unsigned long long)buf[5] << 16 | (unsigned long long)buf[6] << 8 | (unsigned long long)buf[7];
  *msg_sz = buf[8];
  *code_sz = buf[9];
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<xmpp_escape_str>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x4(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  jmp    L54
L35:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x22,%al
  je     L20
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x5c,%al
  jne    L70
L20:
  mov    -0x10(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  movb   $0x5c,(%rax)
  subl   $0x1,-0x4(%rbp)
  cmpl   $0x1,-0x4(%rbp)
  jle    L81
L70:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%edx
  mov    -0x10(%rbp),%rax
  mov    %dl,(%rax)
  addq   $0x1,-0x18(%rbp)
  addq   $0x1,-0x10(%rbp)
  subl   $0x1,-0x4(%rbp)
L54:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L58
  cmpl   $0x1,-0x4(%rbp)
  jg     L35
  jmp    L58
L81:
  nop
L58:
  mov    -0x10(%rbp),%rax
  movb   $0x0,(%rax)
  cmpl   $0x1,-0x4(%rbp)
  jle    L87
  mov    $0x0,%eax
  jmp    L12
L87:
  mov    $0xffffffff,%eax
L12:
  pop    %rbp
  ret
```

assistant: ```c
int xmpp_escape_str(int dst_bytes, char *dst, const char *src) {
  for (; *src && dst_bytes > 1; src++, dst++, dst_bytes--) {
    if (*src == '"' || *src == '\\') {
      *dst++ = '\\';
      dst_bytes--;
      if (dst_bytes <= 1)
        break;
    }
    *dst = *src;
  }
  *dst = 0;
  return (dst_bytes > 1) ? 0 : -1;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<xmpp_escape_str>:
  endbr64
  movzbl (%rdx),%eax
  cmp    $0x1,%edi
  jle    L81
  test   %al,%al
  jne    L15
  jmp    L81
L31:
  lea    0x1(%rsi),%rax
  movb   $0x5c,(%rsi)
  sub    $0x1,%edi
  cmp    $0x1,%edi
  jle    L9
  mov    %rax,%rsi
L47:
  movzbl (%rdx),%eax
  mov    %al,(%rsi)
  add    $0x1,%rdx
  add    $0x1,%rsi
  sub    $0x1,%edi
  movzbl (%rdx),%eax
  cmp    $0x1,%edi
  jle    L81
  test   %al,%al
  je     L81
L15:
  cmp    $0x22,%al
  je     L31
  cmp    $0x5c,%al
  jne    L47
  jmp    L31
L9:
  mov    %rax,%rsi
L81:
  movb   $0x0,(%rsi)
  cmp    $0x1,%edi
  setle  %al
  movzbl %al,%eax
  neg    %eax
  ret
```

assistant: ```c
int xmpp_escape_str(int dst_bytes, char *dst, const char *src) {
  for (; *src && dst_bytes > 1; src++, dst++, dst_bytes--) {
    if (*src == '"' || *src == '\\') {
      *dst++ = '\\';
      dst_bytes--;
      if (dst_bytes <= 1)
        break;
    }
    *dst = *src;
  }
  *dst = 0;
  return (dst_bytes > 1) ? 0 : -1;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<xmpp_escape_str>:
  endbr64
  movzbl (%rdx),%eax
  test   %al,%al
  je     L69
  cmp    $0x1,%edi
  jg     L42
  jmp    L63
  nopw   0x0(%rax,%rax,1)
L54:
  movzbl (%rdx),%eax
  add    $0x1,%rdx
  add    $0x1,%rsi
  sub    $0x1,%edi
  mov    %al,-0x1(%rsi)
  movzbl (%rdx),%eax
  test   %al,%al
  je     L69
  cmp    $0x1,%edi
  je     L63
L42:
  cmp    $0x22,%al
  je     L34
  cmp    $0x5c,%al
  jne    L54
L34:
  lea    0x1(%rsi),%rax
  sub    $0x1,%edi
  movb   $0x5c,(%rsi)
  mov    %rax,%rsi
  cmp    $0x1,%edi
  jne    L54
L63:
  movb   $0x0,(%rsi)
  mov    $0xffffffff,%eax
  ret
  nopl   0x0(%rax,%rax,1)
L69:
  xor    %eax,%eax
  cmp    $0x1,%edi
  movb   $0x0,(%rsi)
  setle  %al
  neg    %eax
  ret
```

assistant: ```c
int xmpp_escape_str(int dst_bytes, char *dst, const char *src) {
  for (; *src && dst_bytes > 1; src++, dst++, dst_bytes--) {
    if (*src == '"' || *src == '\\') {
      *dst++ = '\\';
      dst_bytes--;
      if (dst_bytes <= 1)
        break;
    }
    *dst = *src;
  }
  *dst = 0;
  return (dst_bytes > 1) ? 0 : -1;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<xmpp_escape_str>:
  endbr64
  movzbl (%rdx),%eax
  test   %al,%al
  je     L62
  cmp    $0x1,%edi
  jg     L29
  jmp    L41
  nopw   0x0(%rax,%rax,1)
L86:
  add    $0x1,%rdx
  mov    %al,(%rsi)
  sub    $0x1,%edi
  add    $0x1,%rsi
  movzbl (%rdx),%eax
  test   %al,%al
  je     L62
  cmp    $0x1,%edi
  je     L41
L29:
  cmp    $0x22,%al
  je     L27
  cmp    $0x5c,%al
  jne    L86
L27:
  sub    $0x1,%edi
  movb   $0x5c,(%rsi)
  lea    0x1(%rsi),%rcx
  cmp    $0x1,%edi
  je     L67
  movzbl (%rdx),%eax
  mov    %rcx,%rsi
  jmp    L86
L62:
  xor    %eax,%eax
  cmp    $0x1,%edi
  movb   $0x0,(%rsi)
  setle  %al
  neg    %eax
  ret
  xchg   %ax,%ax
L67:
  mov    %rcx,%rsi
L41:
  movb   $0x0,(%rsi)
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int xmpp_escape_str(int dst_bytes, char *dst, const char *src) {
  for (; *src && dst_bytes > 1; src++, dst++, dst_bytes--) {
    if (*src == '"' || *src == '\\') {
      *dst++ = '\\';
      dst_bytes--;
      if (dst_bytes <= 1)
        break;
    }
    *dst = *src;
  }
  *dst = 0;
  return (dst_bytes > 1) ? 0 : -1;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<sigchld_handler>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <wait@plt>
  mov    %eax,-0xc(%rbp)
  mov    -0x10(%rbp),%edx
  mov    -0xc(%rbp),%eax
  mov    %eax,%esi
  lea    D3(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L4
  call   <__stack_chk_fail@plt>
L4:
  leave
  ret
```

tool_calls: name: read_data
arguments: tag: D3
type_infered: string

tool: D3: Pid [%d] returned %d.


assistant: ```c
void sigchld_handler(int sig) {
  pid_t pid;
  int status;
  pid = wait(&status);
  printf("Pid [%d] returned %d.\n", pid, status);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<sigchld_handler>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rdi
  call   <wait@plt>
  mov    %eax,%esi
  mov    0x4(%rsp),%edx
  lea    D4(%rip),%rdi
  call   <printf@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L4
  add    $0x18,%rsp
  ret
L4:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: label: D4
datatype: string

tool: D4: Pid [%d] returned %d.


assistant: ```c
void sigchld_handler(int sig) {
  pid_t pid;
  int status;
  pid = wait(&status);
  printf("Pid [%d] returned %d.\n", pid, status);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<sigchld_handler>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rdi
  call   <wait@plt>
  mov    0x4(%rsp),%edx
  lea    D4(%rip),%rdi
  mov    %eax,%esi
  call   <printf@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L0
  add    $0x18,%rsp
  ret
L0:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D4
datatype: string

tool: D4: Pid [%d] returned %d.


assistant: ```c
void sigchld_handler(int sig) {
  pid_t pid;
  int status;
  pid = wait(&status);
  printf("Pid [%d] returned %d.\n", pid, status);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<sigchld_handler>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rdi
  call   <wait@plt>
  mov    0x4(%rsp),%edx
  lea    D9(%rip),%rdi
  mov    %eax,%esi
  call   <printf@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L6
  add    $0x18,%rsp
  ret
L6:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D9
datatype: string

tool: D9: Pid [%d] returned %d.


assistant: ```c
void sigchld_handler(int sig) {
  pid_t pid;
  int status;
  pid = wait(&status);
  printf("Pid [%d] returned %d.\n", pid, status);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<iTlvGetObjValue>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x48,%rsp
  mov    %rdi,-0x38(%rbp)
  mov    %rsi,-0x40(%rbp)
  mov    %rdx,-0x48(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x18(%rbp)
  xor    %eax,%eax
  lea    -0x20(%rbp),%rdx
  mov    -0x40(%rbp),%rcx
  mov    -0x38(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <iTlvGetObj@plt>
  mov    %eax,-0x28(%rbp)
  cmpl   $0x0,-0x28(%rbp)
  jns    L11
  mov    -0x28(%rbp),%eax
  jmp    L14
L11:
  mov    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <_uiTlvGetTagLen@plt>
  mov    %eax,%ebx
  mov    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <_uiTlvGetLengthLen@plt>
  add    %ebx,%eax
  mov    %eax,-0x24(%rbp)
  mov    -0x20(%rbp),%rdx
  mov    -0x24(%rbp),%eax
  cltq
  add    %rax,%rdx
  mov    -0x48(%rbp),%rax
  mov    %rdx,(%rax)
  mov    -0x28(%rbp),%eax
  sub    -0x24(%rbp),%eax
L14:
  mov    -0x18(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L19
  call   <__stack_chk_fail@plt>
L19:
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
int iTlvGetObjValue(unsigned char *psTlvBuffer, unsigned char *psTag, unsigned char **ppsValue) {
  int iRet;
  unsigned char *psTlvObject;
  int iTagLenLengthLen;
  iRet = iTlvGetObj(psTlvBuffer, psTag, &psTlvObject);
  if (iRet < 0)
    return (iRet);
  iTagLenLengthLen = _uiTlvGetTagLen(psTlvObject) + _uiTlvGetLengthLen(psTlvObject);
  *ppsValue = psTlvObject + iTagLenLengthLen;
  return (iRet - iTagLenLengthLen);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<iTlvGetObjValue>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x10,%rsp
  mov    %rdx,%r12
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rdx
  call   <iTlvGetObj@plt>
  mov    %eax,%ebx
  test   %eax,%eax
  js     L2
  mov    (%rsp),%rdi
  call   <_uiTlvGetTagLen@plt>
  mov    %eax,%ebp
  mov    (%rsp),%rdi
  call   <_uiTlvGetLengthLen@plt>
  add    %ebp,%eax
  movslq %eax,%rdx
  add    (%rsp),%rdx
  mov    %rdx,(%r12)
  sub    %eax,%ebx
L2:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L14
  mov    %ebx,%eax
  add    $0x10,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L14:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int iTlvGetObjValue(unsigned char *psTlvBuffer, unsigned char *psTag, unsigned char **ppsValue) {
  int iRet;
  unsigned char *psTlvObject;
  int iTagLenLengthLen;
  iRet = iTlvGetObj(psTlvBuffer, psTag, &psTlvObject);
  if (iRet < 0)
    return (iRet);
  iTagLenLengthLen = _uiTlvGetTagLen(psTlvObject) + _uiTlvGetLengthLen(psTlvObject);
  *ppsValue = psTlvObject + iTagLenLengthLen;
  return (iRet - iTagLenLengthLen);
}
```