openbcm

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gmodule.h (1337B)

      1 /*
      2  * 
      3  * This license is set out in https://raw.githubusercontent.com/Broadcom-Network-Switching-Software/OpenBCM/master/Legal/LICENSE file.
      4  * 
      5  * Copyright 2007-2019 Broadcom Inc. All rights reserved.
      6  */
      7 
      8 #ifndef __COMMON_LINUX_KRN_GMODULE_H__
      9 #define __COMMON_LINUX_KRN_GMODULE_H__
     10 
     11 #include <lkm.h>
     12 
     13 typedef struct gmodule_s {
     14   
     15     const char* name;
     16     int         major;
     17     int		minor; 
     18 
     19     int (*init)(void);
     20     int (*cleanup)(void);
     21   
     22     int (*pprint)(void);
     23   
     24     int (*open)(void);
     25     int (*ioctl)(unsigned int cmd, unsigned long arg);
     26     int (*close)(void);
     27     int (*mmap) (struct file *filp, struct vm_area_struct *vma);
     28 
     29 } gmodule_t;
     30   
     31 
     32 /* The framework will ask for your module definition */
     33 extern gmodule_t* gmodule_get(void);
     34 
     35 
     36 /* Proc Filesystem information */
     37 extern int pprintf(const char* fmt, ...)
     38     __attribute__ ((format (printf, 1, 2)));
     39 extern int gmodule_vpprintf(char** page, const char* fmt, va_list args)
     40     __attribute__ ((format (printf, 2, 0)));
     41 extern int gmodule_pprintf(char** page, const char* fmt, ...)
     42     __attribute__ ((format (printf, 2, 3)));
     43 
     44 extern int gprintk(const char* fmt, ...)
     45     __attribute__ ((format (printf, 1, 2)));
     46 
     47 extern int gdbg(const char* fmt, ...)
     48     __attribute__ ((format (printf, 1, 2)));
     49 #define GDBG gdbg
     50 
     51 #endif /* __COMMON_LINUX_KRN_GMODULE_H__ */