Subversion Repositories HelenOS

Rev

Rev 4180 | Rev 4310 | Go to most recent revision | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 4180 Rev 4214
Line 44... Line 44...
44 
struct indev;
 44 
struct indev;
45 
 
 45 
 
46 
/* Input character device operations interface. */
 46 
/* Input character device operations interface. */
47 
typedef struct {
 47 
typedef struct {
48 
    /** Read character directly from device, assume interrupts disabled. */
 48 
    /** Read character directly from device, assume interrupts disabled. */
49 
    char (* poll)(struct indev *);
 49 
    wchar_t (* poll)(struct indev *);
50 
} indev_operations_t;
 50 
} indev_operations_t;
51 
 
 51 
 
52 
/** Character input device. */
 52 
/** Character input device. */
53 
typedef struct indev {
 53 
typedef struct indev {
54 
    char *name;
 54 
    char *name;
55 
    waitq_t wq;
 55 
    waitq_t wq;
56 
   
 56 
   
57 
    /** Protects everything below. */
 57 
    /** Protects everything below. */
58 
    SPINLOCK_DECLARE(lock);
 58 
    SPINLOCK_DECLARE(lock);
59 
    uint8_t buffer[INDEV_BUFLEN];
 59 
    wchar_t buffer[INDEV_BUFLEN];
60 
    count_t counter;
 60 
    count_t counter;
61 
   
 61 
   
62 
    /** Implementation of indev operations. */
 62 
    /** Implementation of indev operations. */
63 
    indev_operations_t *op;
 63 
    indev_operations_t *op;
64 
    index_t index;
 64 
    index_t index;
Line 69... Line 69...
69 
struct outdev;
 69 
struct outdev;
70 
 
 70 
 
71 
/* Output character device operations interface. */
 71 
/* Output character device operations interface. */
72 
typedef struct {
 72 
typedef struct {
73 
    /** Write character to output. */
 73 
    /** Write character to output. */
74 
    void (* write)(struct outdev *, wchar_t c, bool silent);
 74 
    void (* write)(struct outdev *, wchar_t, bool);
75 
} outdev_operations_t;
 75 
} outdev_operations_t;
76 
 
 76 
 
77 
/** Character input device. */
 77 
/** Character input device. */
78 
typedef struct outdev {
 78 
typedef struct outdev {
79 
    char *name;
 79 
    char *name;
Line 86... Line 86...
86 
    void *data;
 86 
    void *data;
87 
} outdev_t;
 87 
} outdev_t;
88 
 
 88 
 
89 
extern void indev_initialize(char *name, indev_t *indev,
 89 
extern void indev_initialize(char *name, indev_t *indev,
90 
    indev_operations_t *op);
 90 
    indev_operations_t *op);
91 
extern void indev_push_character(indev_t *indev, uint8_t ch);
 91 
extern void indev_push_character(indev_t *indev, wchar_t ch);
92 
 
 92 
 
93 
extern void outdev_initialize(char *name, outdev_t *outdev,
 93 
extern void outdev_initialize(char *name, outdev_t *outdev,
94 
    outdev_operations_t *op);
 94 
    outdev_operations_t *op);
95 
 
 95 
 
96 
#endif /* KERN_CHARDEV_H_ */
 96 
#endif /* KERN_CHARDEV_H_ */