dynamic_libs/syshid_functions.c

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C
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2016-04-25 20:33:48 +02:00
/****************************************************************************
* Copyright (C) 2015
* by Dimok
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any
* damages arising from the use of this software.
*
* Permission is granted to anyone to use this software for any
* purpose, including commercial applications, and to alter it and
* redistribute it freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you
* must not claim that you wrote the original software. If you use
* this software in a product, an acknowledgment in the product
* documentation would be appreciated but is not required.
*
* 2. Altered source versions must be plainly marked as such, and
* must not be misrepresented as being the original software.
*
* 3. This notice may not be removed or altered from any source
* distribution.
***************************************************************************/
#include "os_functions.h"
#include "syshid_functions.h"
unsigned int syshid_handle __attribute__((section(".data"))) = 0;
EXPORT_DECL(int, HIDSetup,void);
EXPORT_DECL(int, HIDTeardown,void);
EXPORT_DECL(int, HIDAddClient,HIDClient *p_client, HIDAttachCallback attach_callback);
EXPORT_DECL(int, HIDDelClient,HIDClient *p_client);
EXPORT_DECL(int, HIDGetDescriptor,unsigned int handle,u8 descriptor_type,u8 descriptor_index, u16 language_id, unsigned char *p_buffer, unsigned int buffer_length, HIDCallback hc, void *p_user);
EXPORT_DECL(int, HIDSetDescriptor,unsigned int handle,u8 descriptor_type,u8 descriptor_index, u16 language_id, unsigned char *p_buffer, unsigned int buffer_length, HIDCallback hc, void *p_user);
EXPORT_DECL(int, HIDSetProtocol,unsigned int handle,u8 interface_index,u8 protocol, HIDCallback hc, void *p_user);
EXPORT_DECL(int, HIDGetProtocol,unsigned int handle,u8 interface_index,u8 * protocol, HIDCallback hc, void *p_user);
EXPORT_DECL(int, HIDGetReport,u32 handle, u8 report_type, u8 report_id, u8 *p_buffer, u32 buffer_length, HIDCallback hc, void *p_user);
EXPORT_DECL(int, HIDSetReport,u32 handle, u8 report_type, u8 report_id, u8 *p_buffer, u32 buffer_length, HIDCallback hc, void *p_user);
EXPORT_DECL(int, HIDSetIdle,unsigned int handle, u8 interface_index,u8 duration, HIDCallback hc, void *p_user);
EXPORT_DECL(int, HIDRead,unsigned int handle, unsigned char *p_buffer, unsigned int buffer_length, HIDCallback hc, void *p_user);
EXPORT_DECL(int, HIDWrite,unsigned int handle, unsigned char *p_buffer, unsigned int buffer_length, HIDCallback hc, void *p_user);
EXPORT_DECL(int, HIDResetDevice,unsigned int handle, HIDCallback hc, void *p_user);
void InitAcquireSysHID(void)
{
OSDynLoad_Acquire("nsyshid.rpl", &syshid_handle);
}
void InitSysHIDFunctionPointers(void)
{
InitAcquireSysHID();
if(syshid_handle == 0){
return;
}
unsigned int funcPointer = 0;
//! assigning those is not mandatory and it does not always work to load them
OS_FIND_EXPORT(syshid_handle, HIDSetup);
OS_FIND_EXPORT(syshid_handle, HIDTeardown);
OS_FIND_EXPORT(syshid_handle, HIDAddClient);
OS_FIND_EXPORT(syshid_handle, HIDDelClient);
OS_FIND_EXPORT(syshid_handle, HIDGetDescriptor);
OS_FIND_EXPORT(syshid_handle, HIDSetDescriptor);
OS_FIND_EXPORT(syshid_handle, HIDRead);
OS_FIND_EXPORT(syshid_handle, HIDWrite);
OS_FIND_EXPORT(syshid_handle, HIDResetDevice);
OS_FIND_EXPORT(syshid_handle, HIDSetProtocol);
OS_FIND_EXPORT(syshid_handle, HIDGetProtocol);
OS_FIND_EXPORT(syshid_handle, HIDSetIdle);
OS_FIND_EXPORT(syshid_handle, HIDGetReport);
OS_FIND_EXPORT(syshid_handle, HIDSetReport);
}