user: 下面的汇编指令对应的C源代码是什么:

```asm
<udev_device_new_from_subsystem_sysname>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x650,%rsp
  mov    %rdi,-0x638(%rbp)
  mov    %rsi,-0x640(%rbp)
  mov    %rdx,-0x648(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x638(%rbp),%rax
  mov    %rax,%rdi
  call   <udev_get_sys_path@plt>
  mov    %rax,%rcx
  lea    -0x410(%rbp),%rax
  mov    $0x400,%edx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcpy@plt>
  mov    %rax,-0x628(%rbp)
  lea    -0x410(%rbp),%rdx
  mov    -0x628(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x620(%rbp)
  mov    -0x640(%rbp),%rax
  lea    D87(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L173
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x620(%rbp),%rax
  lea    D111(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcpy@plt>
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x648(%rbp),%rcx
  mov    -0x620(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcat@plt>
  lea    -0x62c(%rbp),%rdx
  lea    -0x410(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <stat@plt>
  test   %rax,%rax
  je     L181
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x620(%rbp),%rax
  lea    D50(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcpy@plt>
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x648(%rbp),%rcx
  mov    -0x620(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcat@plt>
  lea    -0x62c(%rbp),%rdx
  lea    -0x410(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <stat@plt>
  test   %rax,%rax
  je     L78
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x620(%rbp),%rax
  lea    D113(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcpy@plt>
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x648(%rbp),%rcx
  mov    -0x620(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcat@plt>
  lea    -0x62c(%rbp),%rdx
  lea    -0x410(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <stat@plt>
  test   %rax,%rax
  jne    L50
  jmp    L146
L173:
  mov    -0x640(%rbp),%rax
  lea    D86(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L184
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x620(%rbp),%rax
  lea    D93(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcpy@plt>
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x648(%rbp),%rcx
  mov    -0x620(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcat@plt>
  lea    -0x62c(%rbp),%rdx
  lea    -0x410(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <stat@plt>
  test   %rax,%rax
  jne    L231
  jmp    L146
L184:
  mov    -0x640(%rbp),%rax
  lea    D169(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L60
  mov    -0x648(%rbp),%rcx
  lea    -0x610(%rbp),%rax
  mov    $0x200,%edx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcpy@plt>
  lea    -0x610(%rbp),%rax
  mov    $0x3a,%esi
  mov    %rax,%rdi
  call   <strchr@plt>
  mov    %rax,-0x618(%rbp)
  cmpq   $0x0,-0x618(%rbp)
  je     L67
  mov    -0x618(%rbp),%rax
  movb   $0x0,(%rax)
  addq   $0x1,-0x618(%rbp)
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x620(%rbp),%rax
  lea    D111(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcpy@plt>
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  lea    -0x610(%rbp),%rcx
  mov    -0x620(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcat@plt>
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x620(%rbp),%rax
  lea    D25(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcat@plt>
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x618(%rbp),%rcx
  mov    -0x620(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcat@plt>
  lea    -0x62c(%rbp),%rdx
  lea    -0x410(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <stat@plt>
  test   %rax,%rax
  je     L245
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x620(%rbp),%rax
  lea    D50(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcpy@plt>
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  lea    -0x610(%rbp),%rcx
  mov    -0x620(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcat@plt>
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x620(%rbp),%rax
  lea    D25(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcat@plt>
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x618(%rbp),%rcx
  mov    -0x620(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcat@plt>
  lea    -0x62c(%rbp),%rdx
  lea    -0x410(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <stat@plt>
  test   %rax,%rax
  jne    L67
  jmp    L146
L60:
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x620(%rbp),%rax
  lea    D111(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcpy@plt>
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x640(%rbp),%rcx
  mov    -0x620(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcat@plt>
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x620(%rbp),%rax
  lea    D13(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcat@plt>
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x648(%rbp),%rcx
  mov    -0x620(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcat@plt>
  lea    -0x62c(%rbp),%rdx
  lea    -0x410(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <stat@plt>
  test   %rax,%rax
  je     L86
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x620(%rbp),%rax
  lea    D50(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcpy@plt>
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x640(%rbp),%rcx
  mov    -0x620(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcat@plt>
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x620(%rbp),%rax
  lea    D13(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcat@plt>
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x648(%rbp),%rcx
  mov    -0x620(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcat@plt>
  lea    -0x62c(%rbp),%rdx
  lea    -0x410(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <stat@plt>
  test   %rax,%rax
  je     L169
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x620(%rbp),%rax
  lea    D113(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcpy@plt>
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x640(%rbp),%rcx
  mov    -0x620(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcat@plt>
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x620(%rbp),%rax
  lea    D152(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcat@plt>
  mov    -0x628(%rbp),%rax
  mov    %eax,%edx
  mov    $0x400,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x648(%rbp),%rcx
  mov    -0x620(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <util_strlcat@plt>
  lea    -0x62c(%rbp),%rdx
  lea    -0x410(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <stat@plt>
  test   %rax,%rax
  je     L156
  jmp    L75
L50:
  nop
  jmp    L75
L231:
  nop
  jmp    L75
L67:
  nop
L75:
  mov    $0x0,%eax
  jmp    L32
L181:
  nop
  jmp    L146
L78:
  nop
  jmp    L146
L245:
  nop
  jmp    L146
L86:
  nop
  jmp    L146
L169:
  nop
  jmp    L146
L156:
  nop
L146:
  lea    -0x410(%rbp),%rdx
  mov    -0x638(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <udev_device_new_from_syspath@plt>
L32:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L185
  call   <__stack_chk_fail@plt>
L185:
  leave
  ret
```

tool_calls: name: unpack_data
arguments: label: D87
type: string
name: unpack_data
arguments: label: D111
type: string
name: unpack_data
arguments: label: D50
type: string
name: unpack_data
arguments: label: D113
type: string
name: unpack_data
arguments: label: D86
type: string
name: unpack_data
arguments: label: D93
type: string
name: unpack_data
arguments: label: D169
type: string
name: unpack_data
arguments: label: D25
type: string
name: unpack_data
arguments: label: D13
type: string
name: unpack_data
arguments: label: D152
type: string

tool: D87: subsystem

tool: D111: /subsystem/

tool: D50: /bus/

tool: D113: /class/

tool: D86: module

tool: D93: /module/

tool: D169: drivers

tool: D25: /drivers/

tool: D13: /devices/

tool: D152: /

assistant: ```c
struct udev_device *udev_device_new_from_subsystem_sysname(struct udev *udev, const char *subsystem, const char *sysname) {
  size_t sys_path_len;
  char path_full[1024];
  char *path;
  struct stat statbuf;
  sys_path_len = util_strlcpy(path_full, udev_get_sys_path(udev), sizeof(path_full));
  path = &path_full[sys_path_len];
  if (strcmp(subsystem, "subsystem") == 0) {
    util_strlcpy(path, "/subsystem/", sizeof(path_full) - sys_path_len);
    util_strlcat(path, sysname, sizeof(path_full) - sys_path_len);
    if (stat(path_full, &statbuf) == 0)
      goto found;
    util_strlcpy(path, "/bus/", sizeof(path_full) - sys_path_len);
    util_strlcat(path, sysname, sizeof(path_full) - sys_path_len);
    if (stat(path_full, &statbuf) == 0)
      goto found;
    util_strlcpy(path, "/class/", sizeof(path_full) - sys_path_len);
    util_strlcat(path, sysname, sizeof(path_full) - sys_path_len);
    if (stat(path_full, &statbuf) == 0)
      goto found;
    goto out;
  }
  if (strcmp(subsystem, "module") == 0) {
    util_strlcpy(path, "/module/", sizeof(path_full) - sys_path_len);
    util_strlcat(path, sysname, sizeof(path_full) - sys_path_len);
    if (stat(path_full, &statbuf) == 0)
      goto found;
    goto out;
  }
  if (strcmp(subsystem, "drivers") == 0) {
    char subsys[512];
    char *driver;
    util_strlcpy(subsys, sysname, sizeof(subsys));
    driver = strchr(subsys, ':');
    if (driver != NULL) {
      driver[0] = '\0';
      driver = &driver[1];
      util_strlcpy(path, "/subsystem/", sizeof(path_full) - sys_path_len);
      util_strlcat(path, subsys, sizeof(path_full) - sys_path_len);
      util_strlcat(path, "/drivers/", sizeof(path_full) - sys_path_len);
      util_strlcat(path, driver, sizeof(path_full) - sys_path_len);
      if (stat(path_full, &statbuf) == 0)
        goto found;
      util_strlcpy(path, "/bus/", sizeof(path_full) - sys_path_len);
      util_strlcat(path, subsys, sizeof(path_full) - sys_path_len);
      util_strlcat(path, "/drivers/", sizeof(path_full) - sys_path_len);
      util_strlcat(path, driver, sizeof(path_full) - sys_path_len);
      if (stat(path_full, &statbuf) == 0)
        goto found;
    }
    goto out;
  }
  util_strlcpy(path, "/subsystem/", sizeof(path_full) - sys_path_len);
  util_strlcat(path, subsystem, sizeof(path_full) - sys_path_len);
  util_strlcat(path, "/devices/", sizeof(path_full) - sys_path_len);
  util_strlcat(path, sysname, sizeof(path_full) - sys_path_len);
  if (stat(path_full, &statbuf) == 0)
    goto found;
  util_strlcpy(path, "/bus/", sizeof(path_full) - sys_path_len);
  util_strlcat(path, subsystem, sizeof(path_full) - sys_path_len);
  util_strlcat(path, "/devices/", sizeof(path_full) - sys_path_len);
  util_strlcat(path, sysname, sizeof(path_full) - sys_path_len);
  if (stat(path_full, &statbuf) == 0)
    goto found;
  util_strlcpy(path, "/class/", sizeof(path_full) - sys_path_len);
  util_strlcat(path, subsystem, sizeof(path_full) - sys_path_len);
  util_strlcat(path, "/", sizeof(path_full) - sys_path_len);
  util_strlcat(path, sysname, sizeof(path_full) - sys_path_len);
  if (stat(path_full, &statbuf) == 0)
    goto found;
out:
  return NULL;
found:
  return udev_device_new_from_syspath(udev, path_full);
}
```