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hidclass.sys: Remove old reports from WINE_HIDP_PREPARSED_DATA.

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Signed-off-by: Rémi Bernon <rbernon@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Rémi Bernon 2021-08-09 10:32:41 +02:00 committed by Alexandre Julliard
parent 94e5945102
commit 9ef00c9353
4 changed files with 60 additions and 457 deletions
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2
dlls/hid/hidp.c
View file

@ -169,7 +169,7 @@ NTSTATUS WINAPI HidP_GetCaps( PHIDP_PREPARSED_DATA preparsed_data, HIDP_CAPS *ca
if (preparsed->magic != HID_MAGIC) return HIDP_STATUS_INVALID_PREPARSED_DATA;
*caps = preparsed->new_caps;
*caps = preparsed->caps;
return HIDP_STATUS_SUCCESS;
}

482
dlls/hidclass.sys/descriptor.c
View file

@ -85,132 +85,15 @@ enum {
TAG_LOCAL_DELIMITER
};
static const char* const feature_string[] =
{ "Input", "Output", "Feature" };
struct feature {
struct list entry;
HIDP_VALUE_CAPS caps;
HIDP_REPORT_TYPE type;
BOOLEAN isData;
};
static const char* const collection_string[] = {
"Physical",
"Application",
"Logical",
"Report",
"Named Array",
"Usage Switch",
"Usage Modifier",
};
struct collection {
struct list entry;
unsigned int type;
struct collection *parent;
struct list features;
struct list collections;
};
static inline const char *debugstr_hidp_value_caps( HIDP_VALUE_CAPS *caps )
static inline const char *debugstr_hid_value_caps( struct hid_value_caps *caps )
{
if (!caps) return "(null)";
return wine_dbg_sprintf( "RId %d, Usg %02x:%02x-%02x Dat %02x-%02x (%d), Str %d-%d (%d), Des %d-%d (%d), "
"Bits %02x, Als %d, Abs %d, Nul %d, LCol %d LUsg %02x:%02x, BitSz %d, RCnt %d, "
"Unit %x E%+d, Log %+d-%+d, Phy %+d-%+d",
caps->ReportID, caps->UsagePage, caps->Range.UsageMin, caps->Range.UsageMax, caps->Range.DataIndexMin, caps->Range.DataIndexMax, caps->IsRange,
caps->Range.StringMin, caps->Range.StringMax, caps->IsStringRange, caps->Range.DesignatorMin, caps->Range.DesignatorMax, caps->IsDesignatorRange,
caps->BitField, caps->IsAlias, caps->IsAbsolute, caps->HasNull, caps->LinkCollection, caps->LinkUsagePage, caps->LinkUsage, caps->BitSize, caps->ReportCount,
caps->Units, caps->UnitsExp, caps->LogicalMin, caps->LogicalMax, caps->PhysicalMin, caps->PhysicalMax );
}
static void copy_hidp_value_caps( HIDP_VALUE_CAPS *out, const struct hid_value_caps *in )
{
out->UsagePage = in->usage_page;
out->ReportID = in->report_id;
out->LinkCollection = in->link_collection;
out->LinkUsagePage = in->link_usage_page;
out->LinkUsage = in->link_usage;
out->BitField = in->bit_field;
out->IsAlias = FALSE;
out->IsAbsolute = HID_VALUE_CAPS_IS_ABSOLUTE( in );
out->HasNull = HID_VALUE_CAPS_HAS_NULL( in );
out->BitSize = in->bit_size;
out->ReportCount = in->report_count;
out->UnitsExp = in->units_exp;
out->Units = in->units;
out->LogicalMin = in->logical_min;
out->LogicalMax = in->logical_max;
out->PhysicalMin = in->physical_min;
out->PhysicalMax = in->physical_max;
if (!(out->IsRange = in->is_range))
out->NotRange.Usage = in->usage_min;
else
{
out->Range.UsageMin = in->usage_min;
out->Range.UsageMax = in->usage_max;
}
if (!(out->IsStringRange = in->is_string_range))
out->NotRange.StringIndex = in->string_min;
else
{
out->Range.StringMin = in->string_min;
out->Range.StringMax = in->string_max;
}
if ((out->IsDesignatorRange = in->is_designator_range))
out->NotRange.DesignatorIndex = in->designator_min;
else
{
out->Range.DesignatorMin = in->designator_min;
out->Range.DesignatorMax = in->designator_max;
}
}
static void debug_feature(struct feature *feature)
{
if (!feature)
return;
TRACE( "[Feature type %s %s]\n", feature_string[feature->type], (feature->isData) ? "Data" : "Const" );
TRACE("Feature %s\n", debugstr_hidp_value_caps(&feature->caps));
}
static void debug_collection(struct collection *collection)
{
struct feature *fentry;
struct collection *centry;
if (TRACE_ON(hid))
{
TRACE( "START Collection <<< %s, parent: %p, %i features, %i collections\n",
collection_string[collection->type], collection->parent,
list_count( &collection->features ), list_count( &collection->collections ) );
LIST_FOR_EACH_ENTRY(fentry, &collection->features, struct feature, entry)
debug_feature(fentry);
LIST_FOR_EACH_ENTRY(centry, &collection->collections, struct collection, entry)
debug_collection(centry);
TRACE( ">>> END Collection\n" );
}
}
static void debug_print_report(const char* type, WINE_HIDP_PREPARSED_DATA *data,
WINE_HID_REPORT *report)
{
WINE_HID_ELEMENT *elems = HID_ELEMS(data);
unsigned int i;
TRACE("START Report %i <<< %s report : bitSize: %i elementCount: %i\n",
report->reportID,
type,
report->bitSize,
report->elementCount);
for (i = 0; i < report->elementCount; i++)
{
WINE_HID_ELEMENT *elem = elems + report->elementIdx + i;
TRACE("%s: %s, StartBit %d, BitCount %d\n", type, debugstr_hidp_value_caps(&elem->caps), elem->valueStartBit, elem->bitCount);
}
TRACE(">>> END Report %i\n",report->reportID);
"Bits %02x, LCol %d LUsg %02x:%02x, BitSz %d, RCnt %d, Unit %x E%+d, Log %+d-%+d, Phy %+d-%+d",
caps->report_id, caps->usage_page, caps->usage_min, caps->usage_max, caps->data_index_min, caps->data_index_max, caps->is_range,
caps->string_min, caps->string_max, caps->is_string_range, caps->designator_min, caps->designator_max, caps->is_designator_range,
caps->bit_field, caps->link_collection, caps->link_usage_page, caps->link_usage, caps->bit_size, caps->report_count,
caps->units, caps->units_exp, caps->logical_min, caps->logical_max, caps->physical_min, caps->physical_max );
}
static void debug_print_preparsed(WINE_HIDP_PREPARSED_DATA *data)
@ -218,52 +101,29 @@ static void debug_print_preparsed(WINE_HIDP_PREPARSED_DATA *data)
unsigned int i, end;
if (TRACE_ON(hid))
{
TRACE("START PREPARSED Data <<< dwSize: %i Usage: %i, UsagePage: %i, "
"InputReportByteLength: %i, tOutputReportByteLength: %i, "
"FeatureReportByteLength: %i, NumberLinkCollectionNodes: %i, "
"NumberInputButtonCaps: %i, NumberInputValueCaps: %i, "
"NumberInputDataIndices: %i, NumberOutputButtonCaps: %i, "
"NumberOutputValueCaps: %i, NumberOutputDataIndices: %i, "
"NumberFeatureButtonCaps: %i, NumberFeatureValueCaps: %i, "
"NumberFeatureDataIndices: %i, reportCount[HidP_Input]: %i, "
"reportCount[HidP_Output]: %i, reportCount[HidP_Feature]: %i, "
"elementOffset: %i\n",
data->dwSize,
data->caps.Usage,
data->caps.UsagePage,
data->caps.InputReportByteLength,
data->caps.OutputReportByteLength,
data->caps.FeatureReportByteLength,
data->caps.NumberLinkCollectionNodes,
data->caps.NumberInputButtonCaps,
data->caps.NumberInputValueCaps,
data->caps.NumberInputDataIndices,
data->caps.NumberOutputButtonCaps,
data->caps.NumberOutputValueCaps,
data->caps.NumberOutputDataIndices,
data->caps.NumberFeatureButtonCaps,
data->caps.NumberFeatureValueCaps,
data->caps.NumberFeatureDataIndices,
data->reportCount[HidP_Input],
data->reportCount[HidP_Output],
data->reportCount[HidP_Feature],
data->elementOffset);
end = data->reportCount[HidP_Input];
for (i = 0; i < end; i++)
{
debug_print_report("INPUT", data, &data->reports[i]);
}
end += data->reportCount[HidP_Output];
for (; i < end; i++)
{
debug_print_report("OUTPUT", data, &data->reports[i]);
}
end += data->reportCount[HidP_Feature];
for (; i < end; i++)
{
debug_print_report("FEATURE", data, &data->reports[i]);
}
TRACE( "START PREPARSED Data <<< Usage: %i, UsagePage: %i, "
"InputReportByteLength: %i, tOutputReportByteLength: %i, "
"FeatureReportByteLength: %i, NumberLinkCollectionNodes: %i, "
"NumberInputButtonCaps: %i, NumberInputValueCaps: %i, "
"NumberInputDataIndices: %i, NumberOutputButtonCaps: %i, "
"NumberOutputValueCaps: %i, NumberOutputDataIndices: %i, "
"NumberFeatureButtonCaps: %i, NumberFeatureValueCaps: %i, "
"NumberFeatureDataIndices: %i\n",
data->caps.Usage, data->caps.UsagePage, data->caps.InputReportByteLength,
data->caps.OutputReportByteLength, data->caps.FeatureReportByteLength,
data->caps.NumberLinkCollectionNodes, data->caps.NumberInputButtonCaps,
data->caps.NumberInputValueCaps, data->caps.NumberInputDataIndices,
data->caps.NumberOutputButtonCaps, data->caps.NumberOutputValueCaps,
data->caps.NumberOutputDataIndices, data->caps.NumberFeatureButtonCaps,
data->caps.NumberFeatureValueCaps, data->caps.NumberFeatureDataIndices );
end = data->value_caps_count[HidP_Input];
for (i = 0; i < end; i++) TRACE( "INPUT: %s\n", debugstr_hid_value_caps( HID_INPUT_VALUE_CAPS( data ) + i ) );
end = data->value_caps_count[HidP_Output];
for (i = 0; i < end; i++) TRACE( "OUTPUT: %s\n", debugstr_hid_value_caps( HID_OUTPUT_VALUE_CAPS( data ) + i ) );
end = data->value_caps_count[HidP_Feature];
for (i = 0; i < end; i++) TRACE( "FEATURE: %s\n", debugstr_hid_value_caps( HID_FEATURE_VALUE_CAPS( data ) + i ) );
end = data->caps.NumberLinkCollectionNodes;
for (i = 0; i < end; i++) TRACE( "COLLECTION: %s\n", debugstr_hid_value_caps( HID_COLLECTION_VALUE_CAPS( data ) + i ) );
TRACE(">>> END Preparsed Data\n");
}
}
@ -450,7 +310,7 @@ static BOOL parse_end_collection( struct hid_parser_state *state )
return TRUE;
}
static BOOL parse_new_value_caps( struct hid_parser_state *state, HIDP_REPORT_TYPE type, struct collection *collection )
static BOOL parse_new_value_caps( struct hid_parser_state *state, HIDP_REPORT_TYPE type )
{
struct hid_value_caps *value;
USAGE usage_page = state->items.usage_page;
@ -459,25 +319,7 @@ static BOOL parse_new_value_caps( struct hid_parser_state *state, HIDP_REPORT_TY
USHORT *value_idx = state->value_idx[type];
USHORT *data_idx = state->data_idx[type];
ULONG *bit_size = &state->bit_size[type][state->items.report_id];
struct feature *feature;
BOOL is_array;
int j;
for (j = 0; j < state->items.report_count; j++)
{
if (!(feature = calloc( 1, sizeof(*feature) ))) return -1;
list_add_tail( &collection->features, &feature->entry );
feature->type = type;
feature->isData = ((state->items.bit_field & INPUT_DATA_CONST) == 0);
copy_hidp_value_caps( &feature->caps, &state->items );
if (j < state->usages_size) feature->caps.NotRange.Usage = state->usages_min[j];
feature->caps.ReportCount = 1;
if (j + 1 >= state->usages_size)
{
feature->caps.ReportCount += state->items.report_count - (j + 1);
break;
}
}
if (!*bit_size) *bit_size = 8;
*bit_size += state->items.bit_size * state->items.report_count;
@ -549,24 +391,8 @@ static void free_parser_state( struct hid_parser_state *state )
free( state );
}
static void parse_collection(unsigned int bSize, int itemVal,
struct collection *collection)
{
if (bSize)
{
collection->type = itemVal;
if (itemVal >= 0x07 && itemVal <= 0x7F) {
ERR(" (Reserved 0x%x )\n", itemVal);
}
else if (itemVal >= 0x80 && itemVal <= 0xFF) {
ERR(" (Vendor Defined 0x%x )\n", itemVal);
}
}
}
static int parse_descriptor( BYTE *descriptor, unsigned int index, unsigned int length,
struct collection *collection, struct hid_parser_state *state )
struct hid_parser_state *state )
{
int i;
UINT32 value;
@ -601,33 +427,20 @@ static int parse_descriptor( BYTE *descriptor, unsigned int index, unsigned int
switch (item & SHORT_ITEM(0xf,0x3))
{
case SHORT_ITEM(TAG_MAIN_INPUT, TAG_TYPE_MAIN):
if (!parse_new_value_caps( state, HidP_Input, collection )) return -1;
if (!parse_new_value_caps( state, HidP_Input )) return -1;
break;
case SHORT_ITEM(TAG_MAIN_OUTPUT, TAG_TYPE_MAIN):
if (!parse_new_value_caps( state, HidP_Output, collection )) return -1;
if (!parse_new_value_caps( state, HidP_Output )) return -1;
break;
case SHORT_ITEM(TAG_MAIN_FEATURE, TAG_TYPE_MAIN):
if (!parse_new_value_caps( state, HidP_Feature, collection )) return -1;
if (!parse_new_value_caps( state, HidP_Feature )) return -1;
break;
case SHORT_ITEM(TAG_MAIN_COLLECTION, TAG_TYPE_MAIN):
{
struct collection *subcollection;
if (!(subcollection = calloc(1, sizeof(struct collection)))) return -1;
list_add_tail(&collection->collections, &subcollection->entry);
subcollection->parent = collection;
/* Only set our collection once...
We do not properly handle composite devices yet. */
list_init(&subcollection->features);
list_init(&subcollection->collections);
parse_collection(size, value, subcollection);
if (!parse_new_collection( state )) return -1;
if ((i = parse_descriptor( descriptor, i, length, subcollection, state )) < 0) return i;
continue;
}
break;
case SHORT_ITEM(TAG_MAIN_END_COLLECTION, TAG_TYPE_MAIN):
if (!parse_end_collection( state )) return -1;
return i;
break;
case SHORT_ITEM(TAG_GLOBAL_USAGE_PAGE, TAG_TYPE_GLOBAL):
state->items.usage_page = value;
@ -712,234 +525,68 @@ static int parse_descriptor( BYTE *descriptor, unsigned int index, unsigned int
return i;
}
static void build_elements(WINE_HID_REPORT *wine_report, WINE_HID_ELEMENT *elems,
struct feature* feature, USHORT *data_index)
{
WINE_HID_ELEMENT *wine_element = elems + wine_report->elementIdx + wine_report->elementCount;
ULONG index_count;
if (!feature->isData)
{
wine_report->bitSize += feature->caps.BitSize * feature->caps.ReportCount;
return;
}
wine_element->valueStartBit = wine_report->bitSize;
wine_element->bitCount = (feature->caps.BitSize * feature->caps.ReportCount);
wine_report->bitSize += wine_element->bitCount;
wine_element->caps = feature->caps;
if (wine_element->caps.IsRange)
{
if (wine_element->caps.BitSize == 1) index_count = wine_element->bitCount - 1;
else index_count = wine_element->caps.Range.UsageMax - wine_element->caps.Range.UsageMin;
wine_element->caps.Range.DataIndexMin = *data_index;
wine_element->caps.Range.DataIndexMax = *data_index + index_count;
*data_index = *data_index + index_count + 1;
}
else
{
wine_element->caps.NotRange.DataIndex = *data_index;
wine_element->caps.NotRange.Reserved4 = *data_index;
*data_index = *data_index + 1;
}
wine_report->elementCount++;
}
static void count_elements(struct feature* feature, USHORT *buttons, USHORT *values)
{
if (!feature->isData)
return;
if (feature->caps.BitSize == 1)
(*buttons)++;
else
(*values)++;
}
struct preparse_ctx
{
int report_count[3];
int elem_count;
int report_elem_count[3][256];
int elem_alloc;
BOOL report_created[3][256];
};
static void create_preparse_ctx(const struct collection *base, struct preparse_ctx *ctx)
{
struct feature *f;
struct collection *c;
LIST_FOR_EACH_ENTRY(f, &base->features, struct feature, entry)
{
ctx->elem_count++;
ctx->report_elem_count[f->type][f->caps.ReportID]++;
if (ctx->report_elem_count[f->type][f->caps.ReportID] != 1)
continue;
ctx->report_count[f->type]++;
}
LIST_FOR_EACH_ENTRY(c, &base->collections, struct collection, entry)
create_preparse_ctx(c, ctx);
}
static void preparse_collection(const struct collection *root, const struct collection *base,
WINE_HIDP_PREPARSED_DATA *data, struct preparse_ctx *ctx)
{
WINE_HID_ELEMENT *elem = HID_ELEMS(data);
struct feature *f;
struct collection *c;
LIST_FOR_EACH_ENTRY(f, &base->features, struct feature, entry)
{
WINE_HID_REPORT *report;
if (!ctx->report_created[f->type][f->caps.ReportID])
{
ctx->report_created[f->type][f->caps.ReportID] = TRUE;
data->reportIdx[f->type][f->caps.ReportID] = data->reportCount[f->type]++;
if (f->type > 0) data->reportIdx[f->type][f->caps.ReportID] += ctx->report_count[0];
if (f->type > 1) data->reportIdx[f->type][f->caps.ReportID] += ctx->report_count[1];
report = &data->reports[data->reportIdx[f->type][f->caps.ReportID]];
report->reportID = f->caps.ReportID;
/* Room for the reportID */
report->bitSize = 8;
report->elementIdx = ctx->elem_alloc;
ctx->elem_alloc += ctx->report_elem_count[f->type][f->caps.ReportID];
}
report = &data->reports[data->reportIdx[f->type][f->caps.ReportID]];
switch (f->type)
{
case HidP_Input:
build_elements(report, elem, f, &data->caps.NumberInputDataIndices);
count_elements(f, &data->caps.NumberInputButtonCaps, &data->caps.NumberInputValueCaps);
break;
case HidP_Output:
build_elements(report, elem, f, &data->caps.NumberOutputDataIndices);
count_elements(f, &data->caps.NumberOutputButtonCaps, &data->caps.NumberOutputValueCaps);
break;
case HidP_Feature:
build_elements(report, elem, f, &data->caps.NumberFeatureDataIndices);
count_elements(f, &data->caps.NumberFeatureButtonCaps, &data->caps.NumberFeatureValueCaps);
break;
}
}
LIST_FOR_EACH_ENTRY(c, &base->collections, struct collection, entry)
preparse_collection(root, c, data, ctx);
}
static WINE_HIDP_PREPARSED_DATA *build_preparsed_data( struct collection *base_collection,
struct hid_parser_state *state )
static WINE_HIDP_PREPARSED_DATA *build_preparsed_data( struct hid_parser_state *state )
{
WINE_HIDP_PREPARSED_DATA *data;
struct hid_value_caps *caps;
unsigned int report_count;
unsigned int size;
DWORD i, button, filler, caps_len, caps_off;
struct preparse_ctx ctx;
unsigned int element_off;
memset(&ctx, 0, sizeof(ctx));
create_preparse_ctx(base_collection, &ctx);
report_count = ctx.report_count[HidP_Input] + ctx.report_count[HidP_Output]
+ ctx.report_count[HidP_Feature];
element_off = FIELD_OFFSET(WINE_HIDP_PREPARSED_DATA, reports[report_count]);
size = element_off + (ctx.elem_count * sizeof(WINE_HID_ELEMENT));
DWORD i, button, filler, caps_len, size;
caps_len = state->caps.NumberInputValueCaps + state->caps.NumberOutputValueCaps +
state->caps.NumberFeatureValueCaps + state->caps.NumberLinkCollectionNodes;
caps_off = size;
size += caps_len * sizeof(*caps);
size = FIELD_OFFSET( WINE_HIDP_PREPARSED_DATA, value_caps[caps_len] );
if (!(data = calloc(1, size))) return NULL;
data->magic = HID_MAGIC;
data->dwSize = size;
data->caps = state->caps;
data->new_caps = state->caps;
data->elementOffset = element_off;
data->value_caps_offset = caps_off;
data->value_caps_count[HidP_Input] = state->caps.NumberInputValueCaps;
data->value_caps_count[HidP_Output] = state->caps.NumberOutputValueCaps;
data->value_caps_count[HidP_Feature] = state->caps.NumberFeatureValueCaps;
data->caps.NumberInputValueCaps = data->caps.NumberInputButtonCaps = data->caps.NumberInputDataIndices = 0;
data->caps.NumberOutputValueCaps = data->caps.NumberOutputButtonCaps = data->caps.NumberOutputDataIndices = 0;
data->caps.NumberFeatureValueCaps = data->caps.NumberFeatureButtonCaps = data->caps.NumberFeatureDataIndices = 0;
preparse_collection(base_collection, base_collection, data, &ctx);
/* fixup value vs button vs filler counts */
caps = HID_INPUT_VALUE_CAPS( data );
memcpy( caps, state->values[0], data->new_caps.NumberInputValueCaps * sizeof(*caps) );
for (i = 0, button = 0, filler = 0; i < data->new_caps.NumberInputValueCaps; ++i)
memcpy( caps, state->values[0], data->caps.NumberInputValueCaps * sizeof(*caps) );
for (i = 0, button = 0, filler = 0; i < data->caps.NumberInputValueCaps; ++i)
{
if (!caps[i].usage_min && !caps[i].usage_max) filler++;
else if (HID_VALUE_CAPS_IS_BUTTON( caps + i )) button++;
}
data->new_caps.NumberInputButtonCaps = button;
data->new_caps.NumberInputValueCaps -= filler + button;
data->caps.NumberInputButtonCaps = button;
data->caps.NumberInputValueCaps -= filler + button;
caps = HID_OUTPUT_VALUE_CAPS( data );
memcpy( caps, state->values[1], data->new_caps.NumberOutputValueCaps * sizeof(*caps) );
for (i = 0, button = 0, filler = 0; i < data->new_caps.NumberOutputValueCaps; ++i)
memcpy( caps, state->values[1], data->caps.NumberOutputValueCaps * sizeof(*caps) );
for (i = 0, button = 0, filler = 0; i < data->caps.NumberOutputValueCaps; ++i)
{
if (!caps[i].usage_min && !caps[i].usage_max) filler++;
else if (HID_VALUE_CAPS_IS_BUTTON( caps + i )) button++;
}
caps += data->new_caps.NumberOutputValueCaps;
data->new_caps.NumberOutputButtonCaps = button;
data->new_caps.NumberOutputValueCaps -= filler + button;
caps += data->caps.NumberOutputValueCaps;
data->caps.NumberOutputButtonCaps = button;
data->caps.NumberOutputValueCaps -= filler + button;
caps = HID_FEATURE_VALUE_CAPS( data );
memcpy( caps, state->values[2], data->new_caps.NumberFeatureValueCaps * sizeof(*caps) );
for (i = 0, button = 0, filler = 0; i < data->new_caps.NumberFeatureValueCaps; ++i)
memcpy( caps, state->values[2], data->caps.NumberFeatureValueCaps * sizeof(*caps) );
for (i = 0, button = 0, filler = 0; i < data->caps.NumberFeatureValueCaps; ++i)
{
if (!caps[i].usage_min && !caps[i].usage_max) filler++;
else if (HID_VALUE_CAPS_IS_BUTTON( caps + i )) button++;
}
caps += data->new_caps.NumberFeatureValueCaps;
data->new_caps.NumberFeatureButtonCaps = button;
data->new_caps.NumberFeatureValueCaps -= filler + button;
caps += data->caps.NumberFeatureValueCaps;
data->caps.NumberFeatureButtonCaps = button;
data->caps.NumberFeatureValueCaps -= filler + button;
caps = HID_COLLECTION_VALUE_CAPS( data );
memcpy( caps, state->collections, data->new_caps.NumberLinkCollectionNodes * sizeof(*caps) );
memcpy( caps, state->collections, data->caps.NumberLinkCollectionNodes * sizeof(*caps) );
return data;
}
static void free_collection(struct collection *collection)
{
struct feature *fentry, *fnext;
struct collection *centry, *cnext;
LIST_FOR_EACH_ENTRY_SAFE(centry, cnext, &collection->collections, struct collection, entry)
{
list_remove(&centry->entry);
free_collection(centry);
}
LIST_FOR_EACH_ENTRY_SAFE(fentry, fnext, &collection->features, struct feature, entry)
{
list_remove(&fentry->entry);
free(fentry);
}
free(collection);
}
WINE_HIDP_PREPARSED_DATA* ParseDescriptor(BYTE *descriptor, unsigned int length)
{
WINE_HIDP_PREPARSED_DATA *data = NULL;
struct hid_parser_state *state;
struct collection *base;
int i;
if (TRACE_ON(hid))
@ -954,27 +601,10 @@ WINE_HIDP_PREPARSED_DATA* ParseDescriptor(BYTE *descriptor, unsigned int length)
}
if (!(state = calloc( 1, sizeof(*state) ))) return NULL;
if (!(base = calloc( 1, sizeof(*base) )))
{
free( state );
return NULL;
}
list_init(&base->features);
list_init(&base->collections);
init_parser_state( state );
if (parse_descriptor( descriptor, 0, length, base, state ) < 0)
{
free_collection(base);
free_parser_state( state );
return NULL;
}
debug_collection(base);
if ((data = build_preparsed_data( base, state )))
debug_print_preparsed(data);
free_collection(base);
if (parse_descriptor( descriptor, 0, length, state ) >= 0 && (data = build_preparsed_data( state )))
debug_print_preparsed( data );
free_parser_state( state );
return data;

2
dlls/hidclass.sys/device.c
View file

@ -301,7 +301,7 @@ static void handle_minidriver_string( BASE_DEVICE_EXTENSION *ext, IRP *irp, SHOR
static void hid_device_xfer_report( BASE_DEVICE_EXTENSION *ext, ULONG code, IRP *irp )
{
const WINE_HIDP_PREPARSED_DATA *preparsed = ext->u.pdo.preparsed_data;
WINE_HIDP_PREPARSED_DATA *preparsed = ext->u.pdo.preparsed_data;
IO_STACK_LOCATION *stack = IoGetCurrentIrpStackLocation( irp );
struct hid_value_caps *caps = NULL, *caps_end = NULL;
ULONG report_len = 0, buffer_len = 0;

31
include/wine/hid.h
View file

@ -31,13 +31,6 @@
#define HID_MAGIC 0x8491759
typedef struct __WINE_ELEMENT
{
UINT valueStartBit;
UINT bitCount;
HIDP_VALUE_CAPS caps;
} WINE_HID_ELEMENT;
struct hid_value_caps
{
USAGE usage_page;
@ -74,36 +67,16 @@ struct hid_value_caps
#define HID_VALUE_CAPS_IS_ARRAY(c) (((c)->bit_field & 2) == 0)
#define HID_VALUE_CAPS_IS_BUTTON(c) ((c)->bit_size == 1 || HID_VALUE_CAPS_IS_ARRAY(c))
typedef struct __WINE_HID_REPORT
{
UCHAR reportID;
DWORD bitSize;
DWORD elementCount;
DWORD elementIdx;
} WINE_HID_REPORT;
typedef struct __WINE_HIDP_PREPARSED_DATA
{
DWORD magic;
DWORD dwSize;
HIDP_CAPS caps;
HIDP_CAPS new_caps;
DWORD elementOffset;
DWORD reportCount[3];
BYTE reportIdx[3][256];
DWORD value_caps_offset;
USHORT value_caps_count[3];
WINE_HID_REPORT reports[1];
struct hid_value_caps value_caps[1];
} WINE_HIDP_PREPARSED_DATA, *PWINE_HIDP_PREPARSED_DATA;
#define HID_INPUT_REPORTS(d) ((d)->reports)
#define HID_OUTPUT_REPORTS(d) ((d)->reports + (d)->reportCount[0])
#define HID_FEATURE_REPORTS(d) ((d)->reports + (d)->reportCount[0] + (d)->reportCount[1])
#define HID_ELEMS(d) ((WINE_HID_ELEMENT*)((BYTE*)(d) + (d)->elementOffset))
#define HID_INPUT_VALUE_CAPS(d) ((struct hid_value_caps*)((char *)(d) + (d)->value_caps_offset))
#define HID_INPUT_VALUE_CAPS(d) ((d)->value_caps)
#define HID_OUTPUT_VALUE_CAPS(d) (HID_INPUT_VALUE_CAPS(d) + (d)->value_caps_count[0])
#define HID_FEATURE_VALUE_CAPS(d) (HID_OUTPUT_VALUE_CAPS(d) + (d)->value_caps_count[1])
#define HID_COLLECTION_VALUE_CAPS(d) (HID_FEATURE_VALUE_CAPS(d) + (d)->value_caps_count[2])