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

```asm
<xrop3_217_1_1>:
  endbr64
  movzbl %dil,%edi
  movzbl %sil,%esi
  mov    %edi,%eax
  shl    $0x8,%eax
  or     %edi,%eax
  mov    %esi,%edx
  shl    $0x8,%edx
  or     %esi,%edx
  or     %edx,%eax
  xor    $0xffffff00,%eax
  ret
```

assistant: ```c
unsigned xrop3_217_1_1(unsigned char s, unsigned char t) {
  unsigned D = 0x00ff;
  unsigned S = ((unsigned)s << 8) | s;
  unsigned T = ((unsigned)t << 8) | t;
  unsigned stk1;
  unsigned stk2;
  unsigned stk3;
  stk3 = T & S;
  stk2 = D | stk3;
  stk1 = S ^ stk2;
  stk1 = ~stk1;
  return (stk1 & (~S) & (~T)) | (D & S) | (D & T);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<xrop3_217_1_1>:
  endbr64
  movzbl %sil,%esi
  movzbl %dil,%edi
  mov    %esi,%eax
  shl    $0x8,%eax
  or     %edi,%eax
  shl    $0x8,%edi
  or     %esi,%eax
  or     %edi,%eax
  xor    $0xffffff00,%eax
  ret
```

assistant: ```c
unsigned xrop3_217_1_1(unsigned char s, unsigned char t) {
  unsigned D = 0x00ff;
  unsigned S = ((unsigned)s << 8) | s;
  unsigned T = ((unsigned)t << 8) | t;
  unsigned stk1;
  unsigned stk2;
  unsigned stk3;
  stk3 = T & S;
  stk2 = D | stk3;
  stk1 = S ^ stk2;
  stk1 = ~stk1;
  return (stk1 & (~S) & (~T)) | (D & S) | (D & T);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<xrop3_217_1_1>:
  endbr64
  movzbl %sil,%esi
  movzbl %dil,%edi
  mov    %esi,%eax
  shl    $0x8,%eax
  or     %edi,%eax
  shl    $0x8,%edi
  or     %esi,%eax
  or     %edi,%eax
  xor    $0xffffff00,%eax
  ret
```

assistant: ```c
unsigned xrop3_217_1_1(unsigned char s, unsigned char t) {
  unsigned D = 0x00ff;
  unsigned S = ((unsigned)s << 8) | s;
  unsigned T = ((unsigned)t << 8) | t;
  unsigned stk1;
  unsigned stk2;
  unsigned stk3;
  stk3 = T & S;
  stk2 = D | stk3;
  stk1 = S ^ stk2;
  stk1 = ~stk1;
  return (stk1 & (~S) & (~T)) | (D & S) | (D & T);
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<print_dirfd>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %esi,-0xc(%rbp)
  cmpl   $0xffffff9c,-0xc(%rbp)
  jne    L17
  lea    D8(%rip),%rax
  mov    %rax,%rdi
  call   <tprints@plt>
  jmp    L10
L17:
  mov    -0xc(%rbp),%edx
  mov    -0x8(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <printfd@plt>
  lea    D12(%rip),%rax
  mov    %rax,%rdi
  call   <tprints@plt>
L10:
  nop
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: tag: D8
type_guessed: string
name: disassemble_data
arguments: tag: D12
type_guessed: string

tool: D8: AT_FDCWD, 

tool: D12: , 

assistant: ```c
void print_dirfd(struct tcb *tcp, int fd) {
  if (fd == -100)
    tprints("AT_FDCWD, ");
  else {
    printfd(tcp, fd);
    tprints(", ");
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<print_dirfd>:
  endbr64
  sub    $0x8,%rsp
  cmp    $0xffffff9c,%esi
  je     L3
  call   <printfd@plt>
  lea    D9(%rip),%rdi
  call   <tprints@plt>
L11:
  add    $0x8,%rsp
  ret
L3:
  lea    D5(%rip),%rdi
  call   <tprints@plt>
  jmp    L11
```

tool_calls: name: extract_symbolic_data
arguments: label: D9
datatype: string
name: extract_symbolic_data
arguments: label: D5
datatype: string

tool: D9: , 

tool: D5: AT_FDCWD, 

assistant: ```c
void print_dirfd(struct tcb *tcp, int fd) {
  if (fd == -100)
    tprints("AT_FDCWD, ");
  else {
    printfd(tcp, fd);
    tprints(", ");
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<print_dirfd>:
  endbr64
  cmp    $0xffffff9c,%esi
  je     L8
  sub    $0x8,%rsp
  call   <printfd@plt>
  lea    D5(%rip),%rdi
  add    $0x8,%rsp
  jmp    1060 <tprints@plt>
  nopw   0x0(%rax,%rax,1)
L8:
  lea    D6(%rip),%rdi
  jmp    1060 <tprints@plt>
```

tool_calls: name: parse_data
arguments: tag: D5
type_infered: string
name: parse_data
arguments: tag: D6
type_infered: string

tool: D5: , 

tool: D6: AT_FDCWD, 

assistant: ```c
void print_dirfd(struct tcb *tcp, int fd) {
  if (fd == -100)
    tprints("AT_FDCWD, ");
  else {
    printfd(tcp, fd);
    tprints(", ");
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<print_dirfd>:
  endbr64
  cmp    $0xffffff9c,%esi
  je     L2
  sub    $0x8,%rsp
  call   <printfd@plt>
  lea    D9(%rip),%rdi
  add    $0x8,%rsp
  jmp    1060 <tprints@plt>
  nopw   0x0(%rax,%rax,1)
L2:
  lea    D1(%rip),%rdi
  jmp    1060 <tprints@plt>
```

tool_calls: name: disassemble_data
arguments: data_label: D9
type_guessed: string
name: disassemble_data
arguments: data_label: D1
type_guessed: string

tool: D9: , 

tool: D1: AT_FDCWD, 

assistant: ```c
void print_dirfd(struct tcb *tcp, int fd) {
  if (fd == -100)
    tprints("AT_FDCWD, ");
  else {
    printfd(tcp, fd);
    tprints(", ");
  }
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<int2Arr>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x4(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %edx,-0x8(%rbp)
  jmp    L13
L4:
  mov    -0x8(%rbp),%eax
  cltq
  shl    $0x2,%rax
  lea    -0x4(%rax),%rdx
  mov    -0x10(%rbp),%rax
  lea    (%rdx,%rax,1),%rsi
  mov    -0x4(%rbp),%ecx
  movslq %ecx,%rax
  imul   $0x66666667,%rax,%rax
  shr    $0x20,%rax
  sar    $0x2,%eax
  mov    %ecx,%edi
  sar    $0x1f,%edi
  sub    %edi,%eax
  mov    %eax,%edx
  mov    %edx,%eax
  shl    $0x2,%eax
  add    %edx,%eax
  add    %eax,%eax
  sub    %eax,%ecx
  mov    %ecx,%edx
  mov    %edx,(%rsi)
  subl   $0x1,-0x8(%rbp)
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  imul   $0x66666667,%rdx,%rdx
  shr    $0x20,%rdx
  sar    $0x2,%edx
  sar    $0x1f,%eax
  mov    %eax,%ecx
  mov    %edx,%eax
  sub    %ecx,%eax
  mov    %eax,-0x4(%rbp)
L13:
  cmpl   $0x0,-0x4(%rbp)
  jg     L4
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void int2Arr(int inNum, int outArr[], int size) {
  while (inNum > 0) {
    outArr[size - 1] = inNum % 10;
    size--;
    inNum /= 10;
  }
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<int2Arr>:
  endbr64
  mov    %edi,%ecx
  test   %edi,%edi
  jle    L15
  movslq %edx,%rdx
  lea    (%rsi,%rdx,4),%rsi
L16:
  movslq %ecx,%rax
  imul   $0x66666667,%rax,%rax
  sar    $0x22,%rax
  mov    %ecx,%edx
  sar    $0x1f,%edx
  sub    %edx,%eax
  lea    (%rax,%rax,4),%edx
  add    %edx,%edx
  mov    %ecx,%edi
  sub    %edx,%edi
  mov    %edi,-0x4(%rsi)
  mov    %ecx,%edx
  mov    %eax,%ecx
  sub    $0x4,%rsi
  cmp    $0x9,%edx
  jg     L16
L15:
  ret
```

assistant: ```c
void int2Arr(int inNum, int outArr[], int size) {
  while (inNum > 0) {
    outArr[size - 1] = inNum % 10;
    size--;
    inNum /= 10;
  }
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<int2Arr>:
  endbr64
  mov    %edi,%ecx
  test   %edi,%edi
  jle    L15
  movslq %edx,%rdx
  mov    $0xcccccccd,%r8d
  lea    (%rsi,%rdx,4),%rsi
  nopw   0x0(%rax,%rax,1)
L2:
  mov    %ecx,%eax
  mov    %ecx,%edi
  sub    $0x4,%rsi
  imul   %r8,%rax
  shr    $0x23,%rax
  lea    (%rax,%rax,4),%edx
  add    %edx,%edx
  sub    %edx,%edi
  mov    %ecx,%edx
  mov    %eax,%ecx
  mov    %edi,(%rsi)
  cmp    $0x9,%edx
  jg     L2
L15:
  ret
```

assistant: ```c
void int2Arr(int inNum, int outArr[], int size) {
  while (inNum > 0) {
    outArr[size - 1] = inNum % 10;
    size--;
    inNum /= 10;
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<int2Arr>:
  endbr64
  mov    %edi,%ecx
  test   %edi,%edi
  jle    L17
  movslq %edx,%rdx
  mov    $0xcccccccd,%r8d
  lea    (%rsi,%rdx,4),%rsi
  nopw   0x0(%rax,%rax,1)
L5:
  mov    %ecx,%eax
  mov    %ecx,%edi
  sub    $0x4,%rsi
  imul   %r8,%rax
  shr    $0x23,%rax
  lea    (%rax,%rax,4),%edx
  add    %edx,%edx
  sub    %edx,%edi
  mov    %ecx,%edx
  mov    %eax,%ecx
  mov    %edi,(%rsi)
  cmp    $0x9,%edx
  jg     L5
L17:
  ret
```

assistant: ```c
void int2Arr(int inNum, int outArr[], int size) {
  while (inNum > 0) {
    outArr[size - 1] = inNum % 10;
    size--;
    inNum /= 10;
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<gen_scan_flat_bloop_start>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %esi,-0xc(%rbp)
  mov    -0x8(%rbp),%rax
  lea    D17(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <fprintf@plt>
  mov    -0xc(%rbp),%edx
  mov    -0x8(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <gen_size@plt>
  mov    -0x8(%rbp),%rax
  lea    D1(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <fprintf@plt>
  nop
  leave
  ret
```

tool_calls: name: read_data
arguments: data_label: D17
data_type: string
name: read_data
arguments: data_label: D1
data_type: string

tool: D17: for (_i=0;_i<

tool: D1: ;_i++) {


assistant: ```c
void gen_scan_flat_bloop_start(FILE *outfile, int num) {
  fprintf(outfile, "for (_i=0;_i<");
  gen_size(outfile, num);
  fprintf(outfile, ";_i++) {\n");
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<gen_scan_flat_bloop_start>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  mov    %esi,%ebp
  lea    D11(%rip),%rsi
  call   <fprintf@plt>
  mov    %ebp,%esi
  mov    %rbx,%rdi
  call   <gen_size@plt>
  lea    D15(%rip),%rsi
  mov    %rbx,%rdi
  call   <fprintf@plt>
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D11
type: string
name: extract_symbolic_data
arguments: data_label: D15
type: string

tool: D11: for (_i=0;_i<

tool: D15: ;_i++) {


assistant: ```c
void gen_scan_flat_bloop_start(FILE *outfile, int num) {
  fprintf(outfile, "for (_i=0;_i<");
  gen_size(outfile, num);
  fprintf(outfile, ";_i++) {\n");
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<gen_scan_flat_bloop_start>:
  endbr64
  push   %r12
  mov    %esi,%r12d
  lea    D4(%rip),%rsi
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  call   <fprintf@plt>
  mov    %r12d,%esi
  mov    %rbp,%rdi
  call   <gen_size@plt>
  add    $0x8,%rsp
  mov    %rbp,%rdi
  lea    D1(%rip),%rsi
  pop    %rbp
  pop    %r12
  jmp    1070 <fprintf@plt>
```

tool_calls: name: read_data
arguments: tag: D4
type_guessed: string
name: read_data
arguments: tag: D1
type_guessed: string

tool: D4: for (_i=0;_i<

tool: D1: ;_i++) {


assistant: ```c
void gen_scan_flat_bloop_start(FILE *outfile, int num) {
  fprintf(outfile, "for (_i=0;_i<");
  gen_size(outfile, num);
  fprintf(outfile, ";_i++) {\n");
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<gen_scan_flat_bloop_start>:
  endbr64
  push   %r12
  mov    %esi,%r12d
  lea    D0(%rip),%rsi
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  call   <fprintf@plt>
  mov    %r12d,%esi
  mov    %rbp,%rdi
  call   <gen_size@plt>
  add    $0x8,%rsp
  mov    %rbp,%rdi
  lea    D3(%rip),%rsi
  pop    %rbp
  pop    %r12
  jmp    1070 <fprintf@plt>
```

tool_calls: name: extract_symbolic_data
arguments: label: D0
data_type: string
name: extract_symbolic_data
arguments: label: D3
data_type: string

tool: D0: for (_i=0;_i<

tool: D3: ;_i++) {


assistant: ```c
void gen_scan_flat_bloop_start(FILE *outfile, int num) {
  fprintf(outfile, "for (_i=0;_i<");
  gen_size(outfile, num);
  fprintf(outfile, ";_i++) {\n");
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<vohttpd_file_extend>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    $0x2e,%esi
  mov    %rax,%rdi
  call   <strrchr@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  je     L2
  mov    -0x8(%rbp),%rax
  add    $0x1,%rax
  jmp    L6
L2:
  mov    -0x8(%rbp),%rax
L6:
  leave
  ret
```

assistant: ```c
const char *vohttpd_file_extend(const char *path) {
  const char *p = strrchr(path, '.');
  return p == NULL ? p : (p + 1);
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<vohttpd_file_extend>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x2e,%esi
  call   <strrchr@plt>
  cmp    $0x1,%rax
  sbb    $0xffffffffffffffff,%rax
  add    $0x8,%rsp
  ret
```

assistant: ```c
const char *vohttpd_file_extend(const char *path) {
  const char *p = strrchr(path, '.');
  return p == NULL ? p : (p + 1);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<vohttpd_file_extend>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x2e,%esi
  call   <strrchr@plt>
  cmp    $0x1,%rax
  sbb    $0xffffffffffffffff,%rax
  add    $0x8,%rsp
  ret
```

assistant: ```c
const char *vohttpd_file_extend(const char *path) {
  const char *p = strrchr(path, '.');
  return p == NULL ? p : (p + 1);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<vohttpd_file_extend>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x2e,%esi
  call   <strrchr@plt>
  cmp    $0x1,%rax
  sbb    $0xffffffffffffffff,%rax
  add    $0x8,%rsp
  ret
```

assistant: ```c
const char *vohttpd_file_extend(const char *path) {
  const char *p = strrchr(path, '.');
  return p == NULL ? p : (p + 1);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<icalloc>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  mov    %esi,-0x8(%rbp)
  cmpl   $0x0,-0x4(%rbp)
  je     L16
  cmpl   $0x0,-0x8(%rbp)
  jne    L0
L16:
  movl   $0x1,-0x8(%rbp)
  mov    -0x8(%rbp),%eax
  mov    %eax,-0x4(%rbp)
L0:
  mov    -0x8(%rbp),%eax
  mov    %eax,%edx
  mov    -0x4(%rbp),%eax
  mov    %eax,%eax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <calloc@plt>
  leave
  ret
```

assistant: ```c
char *icalloc(nelem, elsize) {
  if (nelem == 0 || elsize == 0)
    nelem = elsize = 1;
  return calloc((unsigned)nelem, (unsigned)elsize);
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<icalloc>:
  endbr64
  sub    $0x8,%rsp
  test   %edi,%edi
  je     L1
  test   %esi,%esi
  jne    L10
L1:
  mov    $0x1,%esi
  mov    $0x1,%edi
L10:
  mov    %esi,%esi
  mov    %edi,%edi
  call   <calloc@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
char *icalloc(nelem, elsize) {
  if (nelem == 0 || elsize == 0)
    nelem = elsize = 1;
  return calloc((unsigned)nelem, (unsigned)elsize);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<icalloc>:
  endbr64
  test   %edi,%edi
  je     L6
  test   %esi,%esi
  je     L6
  mov    %esi,%esi
  mov    %edi,%edi
  jmp    1050 <calloc@plt>
  nopl   (%rax)
L6:
  mov    $0x1,%edi
  mov    $0x1,%esi
  jmp    1050 <calloc@plt>
```

assistant: ```c
char *icalloc(nelem, elsize) {
  if (nelem == 0 || elsize == 0)
    nelem = elsize = 1;
  return calloc((unsigned)nelem, (unsigned)elsize);
}
```
user: What is the c source code of the assembly code below:

```asm
<icalloc>:
  endbr64
  test   %edi,%edi
  je     L17
  test   %esi,%esi
  je     L17
  mov    %esi,%esi
  mov    %edi,%edi
  jmp    1050 <calloc@plt>
  nopl   (%rax)
L17:
  mov    $0x1,%edi
  mov    $0x1,%esi
  jmp    1050 <calloc@plt>
```

assistant: ```c
char *icalloc(nelem, elsize) {
  if (nelem == 0 || elsize == 0)
    nelem = elsize = 1;
  return calloc((unsigned)nelem, (unsigned)elsize);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<string2data>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x50,%rsp
  mov    %rdi,-0x48(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  cmpq   $0x0,-0x48(%rbp)
  jne    L130
  mov    $0x0,%eax
  jmp    L94
L130:
  mov    -0x48(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %rax,-0x20(%rbp)
  cmpq   $0x0,-0x20(%rbp)
  jne    L27
  mov    $0x0,%eax
  jmp    L94
L27:
  mov    -0x20(%rbp),%rax
  and    $0x1,%eax
  test   %rax,%rax
  jne    L125
  movl   $0x0,-0x38(%rbp)
  jmp    L80
L125:
  movl   $0x1,-0x38(%rbp)
L80:
  mov    -0x48(%rbp),%rax
  mov    %rax,%rdi
  call   <string2data_size@plt>
  mov    %rax,-0x18(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  jne    L63
  mov    $0x0,%eax
  jmp    L94
L63:
  mov    -0x18(%rbp),%rax
  mov    %rax,%rsi
  mov    $0x1,%edi
  call   <calloc@plt>
  mov    %rax,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  mov    %rax,-0x30(%rbp)
  movq   $0x0,-0x28(%rbp)
  jmp    L115
L11:
  mov    -0x48(%rbp),%rdx
  mov    -0x28(%rbp),%rax
  lea    (%rdx,%rax,1),%rcx
  lea    -0x3c(%rbp),%rax
  mov    %rax,%rdx
  lea    D9(%rip),%rax
  mov    %rax,%rsi
  mov    %rcx,%rdi
  call   <sscanf@plt>
  mov    %eax,-0x34(%rbp)
  cmpl   $0x0,-0x34(%rbp)
  jg     L4
  movl   $0x0,-0x3c(%rbp)
L4:
  mov    -0x38(%rbp),%eax
  and    $0x1,%eax
  test   %eax,%eax
  jne    L31
  mov    -0x30(%rbp),%rax
  movzbl (%rax),%eax
  mov    -0x3c(%rbp),%edx
  shl    $0x4,%edx
  or     %eax,%edx
  mov    -0x30(%rbp),%rax
  mov    %dl,(%rax)
  jmp    L113
L31:
  mov    -0x30(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x30(%rbp)
  movzbl (%rax),%edx
  mov    -0x3c(%rbp),%ecx
  and    $0xf,%ecx
  or     %ecx,%edx
  mov    %dl,(%rax)
L113:
  addl   $0x1,-0x38(%rbp)
  addq   $0x1,-0x28(%rbp)
L115:
  mov    -0x28(%rbp),%rax
  cmp    -0x20(%rbp),%rax
  jb     L11
  mov    -0x10(%rbp),%rax
L94:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L95
  call   <__stack_chk_fail@plt>
L95:
  leave
  ret
```

tool_calls: name: unpack_data
arguments: data_tag: D9
data_type: string

tool: D9: %01x

assistant: ```c
void *string2data(const char *string) {
  void *data;
  size_t size;
  size_t length;
  int shift;
  unsigned char *p;
  unsigned int b;
  size_t i;
  int rc;
  if (string == NULL)
    return NULL;
  length = strlen(string);
  if (length == 0)
    return NULL;
  if (length % 2 == 0)
    shift = 0;
  else
    shift = 1;
  size = string2data_size(string);
  if (size == 0)
    return NULL;
  data = calloc(1, size);
  p = (unsigned char *)data;
  for (i = 0; i < length; i++) {
    rc = sscanf(&string[i], "%01x", &b);
    if (rc < 1)
      b = 0;
    if ((shift % 2) == 0)
      *p |= ((b & 0x0f) << 4);
    else
      *p++ |= b & 0x0f;
    shift++;
  }
  return data;
}
```
user: What is the c source code of the assembly code below?

```asm
<string2data>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %rdi,%r13
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  test   %rdi,%rdi
  je     L16
  call   <strlen@plt>
  mov    %rax,%r12
  test   %rax,%rax
  je     L102
  mov    %r13,%rdi
  call   <string2data_size@plt>
  mov    %rax,%rsi
  movq   $0x0,(%rsp)
  test   %rax,%rax
  je     L55
  mov    %r12d,%eax
  and    $0x1,%eax
  mov    %al,0xf(%rsp)
  mov    $0x1,%edi
  call   <calloc@plt>
  mov    %rax,%rbp
  mov    %rax,(%rsp)
  add    %r13,%r12
  mov    %r13,%rbx
  lea    0x14(%rsp),%r15
  lea    D0(%rip),%r14
  movzbl 0xf(%rsp),%eax
  sub    %r13d,%eax
  mov    %eax,%r13d
  jmp    L17
L27:
  movl   $0x0,0x14(%rsp)
  jmp    L5
L56:
  lea    0x1(%rbp),%rdx
  movzbl 0x14(%rsp),%eax
  and    $0xf,%eax
  or     0x0(%rbp),%al
L61:
  mov    %al,0x0(%rbp)
  add    $0x1,%rbx
  cmp    %rbx,%r12
  je     L55
  mov    %rdx,%rbp
L17:
  mov    %r15,%rdx
  mov    %r14,%rsi
  mov    %rbx,%rdi
  call   <sscanf@plt>
  test   %eax,%eax
  jle    L27
L5:
  mov    %r13d,%eax
  add    %ebx,%eax
  test   $0x1,%al
  jne    L56
  movzbl 0x14(%rsp),%eax
  shl    $0x4,%eax
  or     0x0(%rbp),%al
  mov    %rbp,%rdx
  jmp    L61
L16:
  mov    %rdi,(%rsp)
  jmp    L55
L102:
  movq   $0x0,(%rsp)
L55:
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L22
  mov    (%rsp),%rax
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L22:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: data_label: D0
type_infered: string

tool: D0: %01x

assistant: ```c
void *string2data(const char *string) {
  void *data;
  size_t size;
  size_t length;
  int shift;
  unsigned char *p;
  unsigned int b;
  size_t i;
  int rc;
  if (string == NULL)
    return NULL;
  length = strlen(string);
  if (length == 0)
    return NULL;
  if (length % 2 == 0)
    shift = 0;
  else
    shift = 1;
  size = string2data_size(string);
  if (size == 0)
    return NULL;
  data = calloc(1, size);
  p = (unsigned char *)data;
  for (i = 0; i < length; i++) {
    rc = sscanf(&string[i], "%01x", &b);
    if (rc < 1)
      b = 0;
    if ((shift % 2) == 0)
      *p |= ((b & 0x0f) << 4);
    else
      *p++ |= b & 0x0f;
    shift++;
  }
  return data;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<string2data>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  test   %rdi,%rdi
  je     L67
  mov    %rdi,%rbx
  call   <strlen@plt>
  mov    %rax,%rbp
  test   %rax,%rax
  je     L67
  mov    %rbx,%rdi
  call   <string2data_size@plt>
  mov    %rax,%rsi
  test   %rax,%rax
  je     L67
  mov    %rbp,%rax
  mov    $0x1,%edi
  mov    %rbx,%r14
  add    %rbx,%rbp
  and    $0x1,%eax
  lea    0x14(%rsp),%r13
  lea    D5(%rip),%r12
  mov    %rax,(%rsp)
  call   <calloc@plt>
  mov    %rax,0x8(%rsp)
  mov    %rax,%r15
  jmp    L101
  nopl   0x0(%rax,%rax,1)
L34:
  shl    $0x4,%esi
  add    $0x1,%r14
  mov    %r15,%rdx
  or     %esi,%eax
  mov    %al,(%r15)
  cmp    %r14,%rbp
  je     L62
L68:
  mov    %rdx,%r15
L101:
  mov    %r13,%rdx
  mov    %r12,%rsi
  mov    %r14,%rdi
  call   <sscanf@plt>
  test   %eax,%eax
  jle    L53
  movzbl 0x14(%rsp),%esi
L27:
  mov    (%rsp),%edx
  movzbl (%r15),%eax
  sub    %ebx,%edx
  add    %r14d,%edx
  and    $0x1,%edx
  je     L34
  and    $0xf,%esi
  add    $0x1,%r14
  lea    0x1(%r15),%rdx
  or     %esi,%eax
  mov    %al,(%r15)
  cmp    %r14,%rbp
  jne    L68
L62:
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L9
  mov    0x8(%rsp),%rax
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L53:
  movl   $0x0,0x14(%rsp)
  xor    %esi,%esi
  jmp    L27
  nopl   0x0(%rax)
L67:
  movq   $0x0,0x8(%rsp)
  jmp    L62
L9:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: data_label: D5
data_type: string

tool: D5: %01x

assistant: ```c
void *string2data(const char *string) {
  void *data;
  size_t size;
  size_t length;
  int shift;
  unsigned char *p;
  unsigned int b;
  size_t i;
  int rc;
  if (string == NULL)
    return NULL;
  length = strlen(string);
  if (length == 0)
    return NULL;
  if (length % 2 == 0)
    shift = 0;
  else
    shift = 1;
  size = string2data_size(string);
  if (size == 0)
    return NULL;
  data = calloc(1, size);
  p = (unsigned char *)data;
  for (i = 0; i < length; i++) {
    rc = sscanf(&string[i], "%01x", &b);
    if (rc < 1)
      b = 0;
    if ((shift % 2) == 0)
      *p |= ((b & 0x0f) << 4);
    else
      *p++ |= b & 0x0f;
    shift++;
  }
  return data;
}
```