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Ignore:
Timestamp:
2011-05-06T09:25:44Z (11 years ago)
Author:
Matus Dekanek <smekideki@…>
Branches:
lfn, master
Children:
d0c060b
Parents:
9e929a0 (diff), 310c4df (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.
Message:

merge with usb/development

File:
1 edited

Legend:

Unmodified
Added
Removed
  • uspace/lib/usb/include/usb/classes/hidparser.h

    r9e929a0 r26f6094  
    11/*
    2  * Copyright (c) 2010 Vojtech Horky
     2 * Copyright (c) 2011 Matej Klonfar
    33 * All rights reserved.
    44 *
     
    3939#include <adt/list.h>
    4040#include <usb/classes/hid_report_items.h>
    41 
    42 /**
    43  * Item prefix
    44  */
    45 #define USB_HID_ITEM_SIZE(data)         ((uint8_t)(data & 0x3))
    46 #define USB_HID_ITEM_TAG(data)          ((uint8_t)((data & 0xF0) >> 4))
    47 #define USB_HID_ITEM_TAG_CLASS(data)    ((uint8_t)((data & 0xC) >> 2))
    48 #define USB_HID_ITEM_IS_LONG(data)      (data == 0xFE)
    49 
    50 
    51 /**
    52  * Input/Output/Feature Item flags
    53  */
    54 /** Constant (1) / Variable (0) */
    55 #define USB_HID_ITEM_FLAG_CONSTANT(flags)       ((flags & 0x1) == 0x1)
    56 /** Variable (1) / Array (0) */
    57 #define USB_HID_ITEM_FLAG_VARIABLE(flags)       ((flags & 0x2) == 0x2)
    58 /** Absolute / Relative*/
    59 #define USB_HID_ITEM_FLAG_RELATIVE(flags)       ((flags & 0x4) == 0x4)
    60 /** Wrap / No Wrap */
    61 #define USB_HID_ITEM_FLAG_WRAP(flags)           ((flags & 0x8) == 0x8)
    62 #define USB_HID_ITEM_FLAG_LINEAR(flags)         ((flags & 0x10) == 0x10)
    63 #define USB_HID_ITEM_FLAG_PREFERRED(flags)      ((flags & 0x20) == 0x20)
    64 #define USB_HID_ITEM_FLAG_POSITION(flags)       ((flags & 0x40) == 0x40)
    65 #define USB_HID_ITEM_FLAG_VOLATILE(flags)       ((flags & 0x80) == 0x80)
    66 #define USB_HID_ITEM_FLAG_BUFFERED(flags)       ((flags & 0x100) == 0x100)
    67 
    68 
    69 /**
    70  * Description of path of usage pages and usages in report descriptor
    71  */
    72 #define USB_HID_PATH_COMPARE_STRICT                             0
    73 #define USB_HID_PATH_COMPARE_END                                1
    74 #define USB_HID_PATH_COMPARE_USAGE_PAGE_ONLY    4
    75 #define USB_HID_PATH_COMPARE_COLLECTION_ONLY    2 /* porovnava jenom cestu z Kolekci */
    76 
    77 
    78 #define USB_HID_MAX_USAGES      20
    79 
    80 typedef enum {
    81         USB_HID_REPORT_TYPE_INPUT = 1,
    82         USB_HID_REPORT_TYPE_OUTPUT = 2,
    83         USB_HID_REPORT_TYPE_FEATURE = 3
    84 } usb_hid_report_type_t;
    85 
    86 /** Collection usage path structure */
    87 typedef struct {
    88         /** */
    89         uint32_t usage_page;
    90         /** */ 
    91         uint32_t usage;
    92 
    93         uint8_t flags;
    94         /** */
    95         link_t link;
    96 } usb_hid_report_usage_path_t;
    97 
    98 /** */
    99 typedef struct {
    100         /** */ 
    101         int depth;     
    102         uint8_t report_id;
    103        
    104         /** */ 
    105         link_t link; /* list */
    106 
    107         link_t head; /* head of list of usage paths */
    108 
    109 } usb_hid_report_path_t;
    110 
    111 
    112 typedef struct {
    113         /** */
    114         int report_count;
    115         link_t reports;         /** list of usb_hid_report_description_t */
    116 
    117         link_t collection_paths;
    118         int collection_paths_count;
    119 
    120         int use_report_ids;
    121         uint8_t last_report_id;
    122        
    123 } usb_hid_report_t;
    124 
    125 typedef struct {
    126         uint8_t report_id;
    127         usb_hid_report_type_t type;
    128 
    129         size_t bit_length;
    130         size_t item_length;
    131        
    132         link_t report_items;    /** list of report items (fields) */
    133 
    134         link_t link;
    135 } usb_hid_report_description_t;
    136 
    137 typedef struct {
    138 
    139         int offset;
    140         size_t size;
    141 
    142         uint16_t usage_page;
    143         uint16_t usage;
    144 
    145         uint8_t item_flags;
    146         usb_hid_report_path_t *collection_path;
    147 
    148         int32_t logical_minimum;
    149         int32_t logical_maximum;
    150         int32_t physical_minimum;
    151         int32_t physical_maximum;
    152         uint32_t usage_minimum;
    153         uint32_t usage_maximum;
    154         uint32_t unit;
    155         uint32_t unit_exponent;
    156        
    157 
    158         int32_t value;
    159 
    160         link_t link;
    161 } usb_hid_report_field_t;
    162 
    163 
    164 
    165 /**
    166  * state table
    167  */
    168 typedef struct {
    169         /** report id */       
    170         int32_t id;
    171        
    172         /** */
    173         uint16_t extended_usage_page;
    174         uint32_t usages[USB_HID_MAX_USAGES];
    175         int usages_count;
    176 
    177         /** */
    178         uint32_t usage_page;
    179 
    180         /** */ 
    181         uint32_t usage_minimum;
    182         /** */ 
    183         uint32_t usage_maximum;
    184         /** */ 
    185         int32_t logical_minimum;
    186         /** */ 
    187         int32_t logical_maximum;
    188         /** */ 
    189         int32_t size;
    190         /** */ 
    191         int32_t count;
    192         /** */ 
    193         size_t offset;
    194         /** */ 
    195         int32_t unit_exponent;
    196         /** */ 
    197         int32_t unit;
    198 
    199         /** */
    200         uint32_t string_index;
    201         /** */ 
    202         uint32_t string_minimum;
    203         /** */ 
    204         uint32_t string_maximum;
    205         /** */ 
    206         uint32_t designator_index;
    207         /** */ 
    208         uint32_t designator_minimum;
    209         /** */ 
    210         uint32_t designator_maximum;
    211         /** */ 
    212         int32_t physical_minimum;
    213         /** */ 
    214         int32_t physical_maximum;
    215 
    216         /** */ 
    217         uint8_t item_flags;
    218 
    219         usb_hid_report_type_t type;
    220 
    221         /** current collection path*/   
    222         usb_hid_report_path_t *usage_path;
    223         /** */ 
    224         link_t link;
    225 } usb_hid_report_item_t;
    226 
    227 /** HID parser callbacks for IN items. */
    228 typedef struct {
    229         /** Callback for keyboard.
    230          *
    231          * @param key_codes Array of pressed key (including modifiers).
    232          * @param count Length of @p key_codes.
    233          * @param arg Custom argument.
    234          */
    235         void (*keyboard)(const uint8_t *key_codes, size_t count, const uint8_t report_id, void *arg);
    236 } usb_hid_report_in_callbacks_t;
    237 
    238 
    239 typedef enum {
    240         USB_HID_MOD_LCTRL = 0x01,
    241         USB_HID_MOD_LSHIFT = 0x02,
    242         USB_HID_MOD_LALT = 0x04,
    243         USB_HID_MOD_LGUI = 0x08,
    244         USB_HID_MOD_RCTRL = 0x10,
    245         USB_HID_MOD_RSHIFT = 0x20,
    246         USB_HID_MOD_RALT = 0x40,
    247         USB_HID_MOD_RGUI = 0x80,
    248         USB_HID_MOD_COUNT = 8
    249 } usb_hid_modifiers_t;
    250 
    251 static const usb_hid_modifiers_t
    252     usb_hid_modifiers_consts[USB_HID_MOD_COUNT] = {
    253         USB_HID_MOD_LCTRL,
    254         USB_HID_MOD_LSHIFT,
    255         USB_HID_MOD_LALT,
    256         USB_HID_MOD_LGUI,
    257         USB_HID_MOD_RCTRL,
    258         USB_HID_MOD_RSHIFT,
    259         USB_HID_MOD_RALT,
    260         USB_HID_MOD_RGUI
    261 };
    262 
    263 /*
    264  * Descriptor parser functions
    265  */
    266 
    267 /** */
    268 int usb_hid_parse_report_descriptor(usb_hid_report_t *report,
    269     const uint8_t *data, size_t size);
    270 
    271 /** */
    272 void usb_hid_free_report(usb_hid_report_t *report);
    273 
    274 /** */
    275 void usb_hid_descriptor_print(usb_hid_report_t *report);
     41#include <usb/classes/hidpath.h>
     42#include <usb/classes/hidtypes.h>
     43#include <usb/classes/hiddescriptor.h>
    27644
    27745
     
    28048 */
    28149/** */
    282 int usb_hid_parse_report(const usb_hid_report_t *report, const uint8_t *data, size_t size, uint8_t *report_id);
     50int usb_hid_parse_report(const usb_hid_report_t *report, const uint8_t *data,
     51                         size_t size, uint8_t *report_id);
    28352
    28453/** */
     
    28655        usb_hid_report_path_t *path, int flags);
    28756
    288 
    289 
    290 /*
    291  * usage path functions
    292  */
    293 /** */
    294 usb_hid_report_path_t *usb_hid_report_path(void);
    295 
    296 /** */
    297 void usb_hid_report_path_free(usb_hid_report_path_t *path);
    298 
    299 /** */
    300 int usb_hid_report_path_set_report_id(usb_hid_report_path_t *usage_path, uint8_t report_id);
    301 
    302 /** */
    303 int usb_hid_report_path_append_item(usb_hid_report_path_t *usage_path, int32_t usage_page, int32_t usage);
    304 
    305 /** */
    306 void usb_hid_report_remove_last_item(usb_hid_report_path_t *usage_path);
    307 
    308 /** */
    309 void usb_hid_report_null_last_item(usb_hid_report_path_t *usage_path);
    310 
    311 /** */
    312 void usb_hid_report_set_last_item(usb_hid_report_path_t *usage_path, int32_t tag, int32_t data);
    313 
    314 /** */
    315 int usb_hid_report_compare_usage_path(usb_hid_report_path_t *report_path, usb_hid_report_path_t *path, int flags);
    316 
    317 /** */
    318 usb_hid_report_path_t *usb_hid_report_path_clone(usb_hid_report_path_t *usage_path);
    319 
    320 usb_hid_report_field_t *usb_hid_report_get_sibling(usb_hid_report_t *report, usb_hid_report_field_t *field, usb_hid_report_path_t *path, int flags, usb_hid_report_type_t type);
    321 
    322 uint8_t usb_hid_report_get_report_id(usb_hid_report_t *report, uint8_t report_id, usb_hid_report_type_t type);
    323 
    324 
    32557/*
    32658 * Output report parser functions
    32759 */
    32860/** Allocates output report buffer*/
    329 uint8_t *usb_hid_report_output(usb_hid_report_t *report, size_t *size, uint8_t report_id);
     61uint8_t *usb_hid_report_output(usb_hid_report_t *report, size_t *size,
     62                               uint8_t report_id);
    33063
    33164/** Frees output report buffer*/
     
    33669                                  usb_hid_report_path_t *path, int flags);
    33770
    338 /** Sets data in report structure */
    339 int usb_hid_report_output_set_data(usb_hid_report_t *report,
    340                                    usb_hid_report_path_t *path, int flags,
    341                                   int *data, size_t data_size);
     71/** Makes the output report buffer by translated given data */
     72int usb_hid_report_output_translate(usb_hid_report_t *report, uint8_t report_id,
     73                                    uint8_t *buffer, size_t size);
    34274
    343 /** Makes the output report buffer by translated given data */
    344 int usb_hid_report_output_translate(usb_hid_report_t *report, uint8_t report_id, uint8_t *buffer, size_t size);
     75/** */
     76usb_hid_report_field_t *usb_hid_report_get_sibling(usb_hid_report_t *report,
     77                                                   usb_hid_report_field_t *field,
     78                                                   usb_hid_report_path_t *path,
     79                                                   int flags,
     80                                                   usb_hid_report_type_t type);
     81
     82/** */
     83uint8_t usb_hid_report_get_report_id(usb_hid_report_t *report,
     84                                     uint8_t report_id,
     85                                     usb_hid_report_type_t type);
     86
    34587#endif
    34688/**
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