The open source OpenXR runtime
u/prober: Add helper file for prober functions
authored by
Jakob Bornecrantz
and committed by
Jakob Bornecrantz
ceed09d9
d76b1f5e
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src/xrt/auxiliary/CMakeLists.txt
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src/xrt/auxiliary/CMakeLists.txt
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src/xrt/auxiliary/util/u_prober.c
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src/xrt/auxiliary/util/u_prober.c
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// Copyright 2019-2022, Collabora, Ltd.
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// SPDX-License-Identifier: BSL-1.0
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/*!
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* @file
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* @brief Helpers for prober related code.
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* @author Jakob Bornecrantz <jakob@collabora.com>
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* @author Lubosz Sarnecki <lubosz.sarnecki@collabora.com>
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* @ingroup aux_util
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*/
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#include "xrt/xrt_prober.h"
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#include "u_prober.h"
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#include <string.h>
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/*
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*
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* Helpers.
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*
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*/
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#define ENUM_TO_STR(r) \
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case r: return #r
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/*
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*
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* 'Exported' functions.
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*
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*/
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const char *
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u_prober_string_to_string(enum xrt_prober_string t)
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{
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switch (t) {
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ENUM_TO_STR(XRT_PROBER_STRING_MANUFACTURER);
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ENUM_TO_STR(XRT_PROBER_STRING_PRODUCT);
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ENUM_TO_STR(XRT_PROBER_STRING_SERIAL_NUMBER);
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}
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return "XRT_PROBER_STRING_<INVALID>";
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}
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const char *
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u_prober_bus_type_to_string(enum xrt_bus_type t)
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{
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switch (t) {
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ENUM_TO_STR(XRT_BUS_TYPE_UNKNOWN);
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ENUM_TO_STR(XRT_BUS_TYPE_USB);
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ENUM_TO_STR(XRT_BUS_TYPE_BLUETOOTH);
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}
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return "XRT_BUS_TYPE_<INVALID>";
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}
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bool
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u_prober_match_string(struct xrt_prober *xp,
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struct xrt_prober_device *dev,
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enum xrt_prober_string type,
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const char *to_match)
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{
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unsigned char s[256] = {0};
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int len = xrt_prober_get_string_descriptor(xp, dev, type, s, sizeof(s));
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if (len <= 0) {
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return false;
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}
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return 0 == strncmp(to_match, (const char *)s, sizeof(s));
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}
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src/xrt/auxiliary/util/u_prober.h
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src/xrt/auxiliary/util/u_prober.h
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// Copyright 2019-2022, Collabora, Ltd.
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// SPDX-License-Identifier: BSL-1.0
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/*!
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* @file
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* @brief Helpers for prober related code.
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* @author Jakob Bornecrantz <jakob@collabora.com>
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* @ingroup aux_util
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*/
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#pragma once
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#include "xrt/xrt_prober.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*!
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* Helper to match various strings of a xrt_prober_device to
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* @public @memberof xrt_prober
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*/
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bool
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u_prober_match_string(struct xrt_prober *xp,
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struct xrt_prober_device *dev,
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enum xrt_prober_string type,
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const char *to_match);
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const char *
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u_prober_string_to_string(enum xrt_prober_string t);
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const char *
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u_prober_bus_type_to_string(enum xrt_bus_type t);
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bool
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u_prober_match_string(struct xrt_prober *xp,
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struct xrt_prober_device *dev,
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enum xrt_prober_string type,
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const char *to_match);
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#ifdef __cplusplus
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}
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#endif