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Create wrapper headers for platform specific hidapi modules

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This commit is contained in:
Sam Lantinga 2023-05-25 07:51:16 -07:00
parent 2a08bf6118
commit 22f22472a0
8 changed files with 228 additions and 72 deletions
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79
src/hidapi/SDL_hidapi.c
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@ -564,66 +564,16 @@ typedef struct PLATFORM_hid_device_ PLATFORM_hid_device;
#define read_thread PLATFORM_read_thread
#define return_data PLATFORM_return_data
/* Allow hidapi.h to be included in the platform implementation */
#undef HIDAPI_H__
#ifdef __LINUX__
#ifdef SDL_USE_LIBUDEV
static const SDL_UDEV_Symbols *udev_ctx = NULL;
#define udev_device_get_devnode udev_ctx->udev_device_get_devnode
#define udev_device_get_parent_with_subsystem_devtype udev_ctx->udev_device_get_parent_with_subsystem_devtype
#define udev_device_get_sysattr_value udev_ctx->udev_device_get_sysattr_value
#define udev_device_get_syspath udev_ctx->udev_device_get_syspath
#define udev_device_new_from_devnum udev_ctx->udev_device_new_from_devnum
#define udev_device_new_from_syspath udev_ctx->udev_device_new_from_syspath
#define udev_device_unref udev_ctx->udev_device_unref
#define udev_enumerate_add_match_subsystem udev_ctx->udev_enumerate_add_match_subsystem
#define udev_enumerate_get_list_entry udev_ctx->udev_enumerate_get_list_entry
#define udev_enumerate_new udev_ctx->udev_enumerate_new
#define udev_enumerate_scan_devices udev_ctx->udev_enumerate_scan_devices
#define udev_enumerate_unref udev_ctx->udev_enumerate_unref
#define udev_list_entry_get_name udev_ctx->udev_list_entry_get_name
#define udev_list_entry_get_next udev_ctx->udev_list_entry_get_next
#define udev_new udev_ctx->udev_new
#define udev_unref udev_ctx->udev_unref
#include "linux/hid.c"
#define HAVE_PLATFORM_BACKEND 1
#endif /* SDL_USE_LIBUDEV */
#include "SDL_hidapi_linux.h"
#elif defined(__MACOS__)
#include "mac/hid.c"
#define HAVE_PLATFORM_BACKEND 1
#define udev_ctx 1
#include "SDL_hidapi_mac.h"
#elif defined(__WINDOWS__) || defined(__WINGDK__)
/* Define standard library functions in terms of SDL */
#define calloc SDL_calloc
#define free SDL_free
#define malloc SDL_malloc
#define memcmp SDL_memcmp
#define swprintf SDL_swprintf
#define towupper SDL_toupper
#define wcscmp SDL_wcscmp
#define _wcsdup SDL_wcsdup
#define wcslen SDL_wcslen
#define wcsncpy SDL_wcslcpy
#define wcsstr SDL_wcsstr
#define wcstol SDL_wcstol
#include "windows/hid.c"
#define HAVE_PLATFORM_BACKEND 1
#define udev_ctx 1
#include "SDL_hidapi_windows.h"
#elif defined(__ANDROID__)
/* The implementation for Android is in a separate .cpp file */
#include "hidapi/hidapi.h"
#define HAVE_PLATFORM_BACKEND 1
#define udev_ctx 1
#include "SDL_hidapi_android.h"
#elif defined(__IOS__) || defined(__TVOS__)
/* The implementation for iOS and tvOS is in a separate .m file */
#include "hidapi/hidapi.h"
#define HAVE_PLATFORM_BACKEND 1
#define udev_ctx 1
#include "SDL_hidapi_ios.h"
#endif
#undef api_version
@ -696,8 +646,7 @@ typedef struct DRIVER_hid_device_ DRIVER_hid_device;
#define hid_write DRIVER_hid_write
#ifdef SDL_JOYSTICK_HIDAPI_STEAMXBOX
#undef HIDAPI_H__
#include "steamxbox/hid.c"
#include "SDL_hidapi_steamxbox.h"
#else
#error Need a driver hid.c for this platform!
#endif
@ -857,21 +806,7 @@ typedef struct LIBUSB_hid_device_ LIBUSB_hid_device;
#define read_thread LIBUSB_read_thread
#define return_data LIBUSB_return_data
#ifndef __FreeBSD__
/* this is awkwardly inlined, so we need to re-implement it here
* so we can override the libusb_control_transfer call */
static int SDL_libusb_get_string_descriptor(libusb_device_handle *dev,
uint8_t descriptor_index, uint16_t lang_id,
unsigned char *data, int length)
{
return libusb_control_transfer(dev, LIBUSB_ENDPOINT_IN | 0x0, LIBUSB_REQUEST_GET_DESCRIPTOR, (LIBUSB_DT_STRING << 8) | descriptor_index, lang_id,
data, (uint16_t)length, 1000); /* Endpoint 0 IN */
}
#define libusb_get_string_descriptor SDL_libusb_get_string_descriptor
#endif /* __FreeBSD__ */
#undef HIDAPI_H__
#include "libusb/hid.c"
#include "SDL_hidapi_libusb.h"
#undef libusb_init
#undef libusb_exit