// Skip function: __VERIFIER_error

// Skip function: __VERIFIER_nondet_int

// Skip function: __VERIFIER_nondet_uint

// Skip function: __VERIFIER_nondet_ulong

// Function: __alloc_skb
// with type: struct sk_buff *__alloc_skb(unsigned int, gfp_t , int, int)
// with return type: (struct sk_buff)*
struct sk_buff *__alloc_skb(unsigned int arg0, gfp_t arg1, int arg2, int arg3) {
  // Pointer type
  struct sk_buff *skb = ldv_malloc(sizeof(struct sk_buff));
  if(skb) {
    skb->head = ldv_malloc(arg0);
    skb->data = skb->head;
    skb->tail = 0;
  }
  return skb;
}

// Function: __copy_from_user_overflow
// with type: void __copy_from_user_overflow()
// with return type: void
void __copy_from_user_overflow() {
  // Void type
  return;
}

// Function: __might_fault
// with type: void __might_fault(const char *, int)
// with return type: void
void __might_fault(const char *arg0, int arg1) {
  // Void type
  return;
}

// Function: __wake_up
// with type: void __wake_up(wait_queue_head_t *, unsigned int, int, void *)
// with return type: void
void __wake_up(wait_queue_head_t *arg0, unsigned int arg1, int arg2, void *arg3) {
  // Void type
  return;
}

// Function: _copy_from_user
// with type: unsigned long int _copy_from_user(void *, const void *, unsigned int)
// with return type: unsigned long int
unsigned long __VERIFIER_nondet_ulong(void);
unsigned long int _copy_from_user(void *arg0, const void *arg1, unsigned int arg2) {
  // Simple type
  return __VERIFIER_nondet_ulong();
}

// Function: _raw_read_lock
// with type: void _raw_read_lock(rwlock_t *)
// with return type: void
void _raw_read_lock(rwlock_t *arg0) {
  // Void type
  return;
}

// Function: _raw_read_unlock
// with type: void _raw_read_unlock(rwlock_t *)
// with return type: void
void _raw_read_unlock(rwlock_t *arg0) {
  // Void type
  return;
}

// Function: add_wait_queue
// with type: void add_wait_queue(wait_queue_head_t *, wait_queue_t *)
// with return type: void
void add_wait_queue(wait_queue_head_t *arg0, wait_queue_t *arg1) {
  // Void type
  return;
}

// Function: atm_alloc_charge
// with type: struct sk_buff *atm_alloc_charge(struct atm_vcc *, int, gfp_t )
// with return type: (struct sk_buff)*
struct sk_buff *atm_alloc_charge(struct atm_vcc *arg0, int arg1, gfp_t arg2) {
  // Pointer type
  return ldv_malloc(sizeof(struct sk_buff));
}

// Function: atm_dev_deregister
// with type: void atm_dev_deregister(struct atm_dev *)
// with return type: void
void atm_dev_deregister(struct atm_dev *arg0) {
  // Void type
  return;
}

// Function: atm_dev_lookup
// with type: struct atm_dev *atm_dev_lookup(int)
// with return type: (struct atm_dev)*
struct atm_dev *atm_dev_lookup(int arg0) {
  // Pointer type
  return ldv_malloc(sizeof(struct atm_dev));
}

// Function: atm_dev_register
// with type: struct atm_dev *atm_dev_register(const char *, struct device *, const struct atmdev_ops *, int, unsigned long *)
// with return type: (struct atm_dev)*
struct atm_dev *atm_dev_register(const char *arg0, struct device *arg1, const struct atmdev_ops *arg2, int arg3, unsigned long *arg4) {
  // Pointer type
  return ldv_malloc(sizeof(struct atm_dev));
}

// Function: atm_init_aal5
// with type: int atm_init_aal5(struct atm_vcc *)
// with return type: int
int __VERIFIER_nondet_int(void);
int atm_init_aal5(struct atm_vcc *arg0) {
  // Simple type
  return __VERIFIER_nondet_int();
}

// Skip function: calloc

// Function: capable
// with type: bool capable(int)
// with return type: bool 
bool __VERIFIER_nondet_bool(void);
bool capable(int arg0) {
  // Typedef type
  // Real type: _Bool
  // Simple type
  return __VERIFIER_nondet_bool();
}

// Function: consume_skb
// with type: void consume_skb(struct sk_buff *)
// with return type: void
void consume_skb(struct sk_buff *arg0) {
  // Void type
  return;
}

// Function: debug_lockdep_rcu_enabled
// with type: int debug_lockdep_rcu_enabled()
// with return type: int
int __VERIFIER_nondet_int(void);
int debug_lockdep_rcu_enabled() {
  // Simple type
  return __VERIFIER_nondet_int();
}

// Function: deregister_atm_ioctl
// with type: void deregister_atm_ioctl(struct atm_ioctl *)
// with return type: void
void deregister_atm_ioctl(struct atm_ioctl *arg0) {
  // Void type
  return;
}

// Skip function: kfree

// Function: ktime_get_with_offset
// with type: ktime_t ktime_get_with_offset(enum tk_offsets )
// with return type: ktime_t 
ktime_t ktime_get_with_offset(enum tk_offsets arg0) {
  // Typedef type
  // Real type: union ktime
  // Composite type
  return *(union ktime *)ldv_xmalloc(sizeof(union ktime));
}

// Function: ldv_initialize
// with type: void ldv_initialize()
// with return type: void
void ldv_initialize() {
  // Void type
  return;
}

// Function: ldv_open_2
// with type: int ldv_open_2()
// with return type: int
int __VERIFIER_nondet_int(void);
int ldv_open_2() {
  // Simple type
  return __VERIFIER_nondet_int();
}

// Skip function: malloc

// Skip function: memcpy

// Skip function: memset

// Function: printk
// with type: int printk(const char *, ...)
// with return type: int
int __VERIFIER_nondet_int(void);
int printk(const char *arg0, ...) {
  // Simple type
  return __VERIFIER_nondet_int();
}

// Function: put_device
// with type: void put_device(struct device *)
// with return type: void
void put_device(struct device *arg0) {
  // Void type
  return;
}

// Function: register_atm_ioctl
// with type: void register_atm_ioctl(struct atm_ioctl *)
// with return type: void
void register_atm_ioctl(struct atm_ioctl *arg0) {
  // Void type
  return;
}

// Function: remove_wait_queue
// with type: void remove_wait_queue(wait_queue_head_t *, wait_queue_t *)
// with return type: void
void remove_wait_queue(wait_queue_head_t *arg0, wait_queue_t *arg1) {
  // Void type
  return;
}

// Function: schedule
// with type: void schedule()
// with return type: void
void schedule() {
  // Void type
  return;
}

// Function: skb_pull
// with type: unsigned char *skb_pull(struct sk_buff *, unsigned int)
// with return type: (unsigned char)*
unsigned char *skb_pull(struct sk_buff *arg0, unsigned int arg1) {
  // Pointer type
  return ldv_malloc(sizeof(unsigned char));
}

// Function: skb_put
// with type: unsigned char *skb_put(struct sk_buff *, unsigned int)
// with return type: (unsigned char)*
unsigned char *skb_put(struct sk_buff *arg0, unsigned int arg1) {
  unsigned char *ret_val = arg0->data + arg0->tail;
  // a more precise implementation of skb_put would actually re-allocate memory
  // here
  arg0->tail += arg1;
  // Pointer type
  return ret_val;
}

// Skip function: sprintf

// Function: vcc_insert_socket
// with type: void vcc_insert_socket(struct sock *)
// with return type: void
void vcc_insert_socket(struct sock *arg0) {
  // Void type
  return;
}

// Function: default_wake_function
// with type: int default_wake_function(wait_queue_t *, unsigned int, int, void *)
// with return type: int
int __VERIFIER_nondet_int(void);
int default_wake_function(wait_queue_t *arg0, unsigned int arg1, int arg2, void *arg3) {
  // Simple type
  return __VERIFIER_nondet_int();
}