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Added SDL_HINT_HIDAPI_IGNORE_DEVICES to specify devices that should be ignored in SDL_hid_enumerate()

This commit is contained in:
Sam Lantinga 2022-11-05 16:44:52 -07:00
parent 297ecb706d
commit 15a9890919
7 changed files with 85 additions and 1 deletions
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8
include/SDL_hints.h
View File

@ -539,6 +539,14 @@ extern "C" {
*/
#define SDL_HINT_GRAB_KEYBOARD "SDL_GRAB_KEYBOARD"
/**
* \brief A variable containing a list of devices to ignore in SDL_hid_enumerate()
*
* For example, to ignore the Shanwan DS3 controller and any Valve controller, you might
* have the string "0x2563/0x0523,0x28de/0x0000"
*/
#define SDL_HINT_HIDAPI_IGNORE_DEVICES "SDL_HIDAPI_IGNORE_DEVICES"
/**
* \brief A variable controlling whether the idle timer is disabled on iOS.
*

13
src/hidapi/android/hid.cpp
View File

@ -1085,10 +1085,23 @@ int hid_init(void)
struct hid_device_info HID_API_EXPORT * HID_API_CALL hid_enumerate(unsigned short vendor_id, unsigned short product_id)
{
struct hid_device_info *root = NULL;
const char *hint = SDL_GetHint(SDL_HINT_HIDAPI_IGNORE_DEVICES);
hid_mutex_guard l( &g_DevicesMutex );
for ( hid_device_ref<CHIDDevice> pDevice = g_Devices; pDevice; pDevice = pDevice->next )
{
const hid_device_info *info = pDevice->GetDeviceInfo();
/* See if there are any devices we should skip in enumeration */
if (hint) {
char vendor_match[16], product_match[16];
SDL_snprintf(vendor_match, sizeof(vendor_match), "0x%.4x/0x0000", info->vendor_id);
SDL_snprintf(product_match, sizeof(product_match), "0x%.4x/0x%.4x", info->vendor_id, info->product_id);
if (SDL_strcasestr(hint, vendor_match) || SDL_strcasestr(hint, product_match)) {
continue;
}
}
if ( ( vendor_id == 0x0 || info->vendor_id == vendor_id ) &&
( product_id == 0x0 || info->product_id == product_id ) )
{

11
src/hidapi/ios/hid.m
View File

@ -836,6 +836,17 @@ int HID_API_EXPORT hid_set_nonblocking(hid_device *dev, int nonblock)
struct hid_device_info HID_API_EXPORT *hid_enumerate(unsigned short vendor_id, unsigned short product_id)
{ @autoreleasepool {
struct hid_device_info *root = NULL;
const char *hint = SDL_GetHint(SDL_HINT_HIDAPI_IGNORE_DEVICES);
/* See if there are any devices we should skip in enumeration */
if (hint) {
char vendor_match[16], product_match[16];
SDL_snprintf(vendor_match, sizeof(vendor_match), "0x%.4x/0x0000", VALVE_USB_VID);
SDL_snprintf(product_match, sizeof(product_match), "0x%.4x/0x%.4x", VALVE_USB_VID, D0G_BLE2_PID);
if (SDL_strcasestr(hint, vendor_match) || SDL_strcasestr(hint, product_match)) {
return NULL;
}
}
if ( ( vendor_id == 0 && product_id == 0 ) ||
( vendor_id == VALVE_USB_VID && product_id == D0G_BLE2_PID ) )

13
src/hidapi/libusb/hid.c
View File

@ -29,6 +29,7 @@
#include "../../SDL_internal.h"
#include "../../thread/SDL_systhread.h"
#include "SDL_hints.h"
#include "SDL_mutex.h"
#include "SDL_thread.h"
@ -761,6 +762,7 @@ struct hid_device_info HID_API_EXPORT *hid_enumerate(unsigned short vendor_id,
struct hid_device_info *root = NULL; /* return object */
struct hid_device_info *cur_dev = NULL;
const char *hint = SDL_GetHint(SDL_HINT_HIDAPI_IGNORE_DEVICES);
if(hid_init() < 0)
return NULL;
@ -778,10 +780,21 @@ struct hid_device_info HID_API_EXPORT *hid_enumerate(unsigned short vendor_id,
unsigned short dev_vid = desc.idVendor;
unsigned short dev_pid = desc.idProduct;
/* See if there are any devices we should skip in enumeration */
if (hint) {
char vendor_match[16], product_match[16];
SDL_snprintf(vendor_match, sizeof(vendor_match), "0x%.4x/0x0000", dev_vid);
SDL_snprintf(product_match, sizeof(product_match), "0x%.4x/0x%.4x", dev_vid, dev_pid);
if (SDL_strcasestr(hint, vendor_match) || SDL_strcasestr(hint, product_match)) {
continue;
}
}
res = libusb_get_active_config_descriptor(dev, &conf_desc);
if (res < 0)
libusb_get_config_descriptor(dev, 0, &conf_desc);
if (conf_desc) {
for (j = 0; j < conf_desc->bNumInterfaces; j++) {
const struct libusb_interface *intf = &conf_desc->interface[j];
for (k = 0; k < intf->num_altsetting; k++) {

13
src/hidapi/linux/hid.c
View File

@ -22,6 +22,8 @@
********************************************************/
#include "../../SDL_internal.h"
#include "SDL_hints.h"
#ifndef _GNU_SOURCE
#define _GNU_SOURCE /* needed for wcsdup() before glibc 2.10 */
#endif
@ -481,6 +483,7 @@ struct hid_device_info HID_API_EXPORT *hid_enumerate(unsigned short vendor_id,
struct hid_device_info *root = NULL; /* return object */
struct hid_device_info *cur_dev = NULL;
struct hid_device_info *prev_dev = NULL; /* previous device */
const char *hint = SDL_GetHint(SDL_HINT_HIDAPI_IGNORE_DEVICES);
hid_init();
@ -552,6 +555,16 @@ struct hid_device_info HID_API_EXPORT *hid_enumerate(unsigned short vendor_id,
goto next;
}
/* See if there are any devices we should skip in enumeration */
if (hint) {
char vendor_match[16], product_match[16];
SDL_snprintf(vendor_match, sizeof(vendor_match), "0x%.4x/0x0000", dev_vid);
SDL_snprintf(product_match, sizeof(product_match), "0x%.4x/0x%.4x", dev_vid, dev_pid);
if (SDL_strcasestr(hint, vendor_match) || SDL_strcasestr(hint, product_match)) {
continue;
}
}
/* Check the VID/PID against the arguments */
if ((vendor_id == 0x0 || vendor_id == dev_vid) &&
(product_id == 0x0 || product_id == dev_pid)) {

13
src/hidapi/mac/hid.c
View File

@ -21,6 +21,8 @@
********************************************************/
#include "../../SDL_internal.h"
#include "SDL_hints.h"
/* See Apple Technical Note TN2187 for details on IOHidManager. */
#include <IOKit/hid/IOHIDManager.h>
@ -517,6 +519,7 @@ struct hid_device_info HID_API_EXPORT *hid_enumerate(unsigned short vendor_id,
CFSetRef device_set;
IOHIDDeviceRef *device_array;
int i;
const char *hint = SDL_GetHint(SDL_HINT_HIDAPI_IGNORE_DEVICES);
/* Set up the HID Manager if it hasn't been done */
if (hid_init() < 0)
@ -567,6 +570,16 @@ struct hid_device_info HID_API_EXPORT *hid_enumerate(unsigned short vendor_id,
dev_vid = get_vendor_id(dev);
dev_pid = get_product_id(dev);
/* See if there are any devices we should skip in enumeration */
if (hint) {
char vendor_match[16], product_match[16];
SDL_snprintf(vendor_match, sizeof(vendor_match), "0x%.4x/0x0000", dev_vid);
SDL_snprintf(product_match, sizeof(product_match), "0x%.4x/0x%.4x", dev_vid, dev_pid);
if (SDL_strcasestr(hint, vendor_match) || SDL_strcasestr(hint, product_match)) {
continue;
}
}
/* Check the VID/PID against the arguments */
if ((vendor_id == 0x0 || dev_vid == vendor_id) &&
(product_id == 0x0 || dev_pid == product_id)) {

13
src/hidapi/windows/hid.c
View File

@ -21,6 +21,8 @@
********************************************************/
#include "../../SDL_internal.h"
#include "SDL_hints.h"
#include <windows.h>
#ifndef _WIN32_WINNT_WIN8
@ -371,6 +373,7 @@ struct hid_device_info HID_API_EXPORT * HID_API_CALL hid_enumerate(unsigned shor
SP_DEVICE_INTERFACE_DETAIL_DATA_A *device_interface_detail_data = NULL;
HDEVINFO device_info_set = INVALID_HANDLE_VALUE;
int device_index = 0;
const char *hint = SDL_GetHint(SDL_HINT_HIDAPI_IGNORE_DEVICES);
if (hid_init() < 0)
return NULL;
@ -488,6 +491,16 @@ struct hid_device_info HID_API_EXPORT * HID_API_CALL hid_enumerate(unsigned shor
HidD_GetAttributes(write_handle, &attrib);
//wprintf(L"Product/Vendor: %x %x\n", attrib.ProductID, attrib.VendorID);
/* See if there are any devices we should skip in enumeration */
if (hint) {
char vendor_match[16], product_match[16];
SDL_snprintf(vendor_match, sizeof(vendor_match), "0x%.4x/0x0000", attrib.VendorID);
SDL_snprintf(product_match, sizeof(product_match), "0x%.4x/0x%.4x", attrib.VendorID, attrib.ProductID);
if (SDL_strcasestr(hint, vendor_match) || SDL_strcasestr(hint, product_match)) {
continue;
}
}
/* Check the VID/PID to see if we should add this
device to the enumeration list. */
if ((vendor_id == 0x0 || attrib.VendorID == vendor_id) &&