error.h

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#pragma once
 
#include <kernel/types.h>
 
#include <utils/compiler.h>
 
typedef enum error {
    E_SUCCESS,                   
    E_PERM = 1,                  
    E_NOENT = 2,                 
    E_IO = 5,                    
    E_WOULD_BLOCK = 11,          
    E_NOMEM = 12,                
    E_BUSY = 16,                 
    E_EXIST = 17,                
    E_NODEV = 19,                
    E_NOT_DIRECTORY = 20,        
    E_IS_DIRECTORY = 21,         
    E_INVAL = 22,                
    E_NFILE = 23,                
    E_MFILE = 24,                
    E_SEEK_PIPE = 29,            
    E_READ_ONLY_FS = 30,         
    E_NAME_TOO_LONG = 36,        
    E_NOT_IMPLEMENTED = 38,      
    E_BAD_FD = 81,               
    E_NOT_SOCKET = 88,           
    E_DEST_ADDR_REQUIRED = 89,   
    E_MSG_SIZE = 90,             
    E_PROTOTYPE = 91,            
    E_NO_PROTO_OPT = 92,         
    E_PROTO_NOT_SUPPORTED = 93,  
    E_SOCK_T_NOT_SUPPORTED = 94, 
    E_NOT_SUPPORTED = 95,        
    E_PF_NOT_SUPPORTED = 96,     
    E_AF_NOT_SUPPORTED = 97,     
    E_ADDR_IN_USE = 98,          
    E_ADDR_NOT_AVAILABLE = 99,   
    E_NET_DOWN = 100,            
    E_NET_UNREACHABLE = 101,     
    E_NO_BUFFER_SPACE = 105,     
    E_IS_CONNECTED = 106,        
    E_NOT_CONNECTED = 107,       
 
    E_TOTAL_COUNT, 
} error_t;
 
static ALWAYS_INLINE void *PTR_ERR(error_t err)
{
    return (void *)((native_t)-err);
}
 
static ALWAYS_INLINE error_t ERR_FROM_PTR(const void *ptr)
{
    return -(error_t)ptr;
}
 
#define IS_ERR(_x) ((native_t)(_x) > ((u32) - E_TOTAL_COUNT))
 
const char *err_to_str(error_t);