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41 lines
1.5 KiB
C
41 lines
1.5 KiB
C
/*
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Simple DirectMedia Layer
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Copyright (C) 1997-2026 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#include "SDL_internal.h"
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typedef struct
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{
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Uint8 report_id;
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Uint32 usage;
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int bit_offset;
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int bit_size;
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} DescriptorInputField;
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typedef struct
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{
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int field_count;
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DescriptorInputField *fields;
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} SDL_ReportDescriptor;
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extern SDL_ReportDescriptor *SDL_ParseReportDescriptor(const Uint8 *descriptor, int descriptor_size);
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extern bool SDL_DescriptorHasUsage(SDL_ReportDescriptor *descriptor, Uint16 usage_page, Uint16 usage);
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extern void SDL_DestroyDescriptor(SDL_ReportDescriptor *descriptor);
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extern bool SDL_ReadReportData(const Uint8 *data, int size, int bit_offset, int bit_size, Uint32 *value);
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