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Added utility methods to handle winrt::guid and nearby::uuid

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PiperOrigin-RevId: 509583159
This commit is contained in:
Guogang Li
2023-02-14 11:10:09 -08:00
committed by Copybara-Service
parent 1e229e31c5
commit 7fd2515b4e
5 changed files with 77 additions and 3 deletions
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internal/platform/implementation/windows/utils.cc
+46
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@@ -26,6 +26,7 @@
// Third party headers
#include "absl/strings/ascii.h"
#include "absl/strings/str_cat.h"
#include "absl/strings/str_format.h"
// Nearby connections headers
@@ -34,8 +35,10 @@
#include "internal/platform/byte_array.h"
#include "internal/platform/implementation/crypto.h"
#include "internal/platform/logging.h"
#include "internal/platform/uuid.h"
#include "winrt/Windows.Foundation.Collections.h"
#include "winrt/Windows.Networking.Connectivity.h"
#include "winrt/base.h"
namespace nearby {
namespace windows {
@@ -173,6 +176,49 @@ std::vector<std::string> Get4BytesIpv4Addresses() {
return result;
}
Uuid winrt_guid_to_nearby_uuid(const ::winrt::guid& guid) {
int64_t data1 = guid.Data1;
int64_t data2 = guid.Data2;
int64_t data3 = guid.Data3;
int64_t msb = ((data1 >> 24) & 0xff) << 56 | ((data1 >> 16) & 0xff) << 48 |
((data1 >> 8) & 0xff) << 40 | ((data1)&0xff) << 32 |
((data2 >> 8) & 0xff) << 24 | ((data2)&0xff) << 16 |
((data3 >> 8) & 0xff) << 8 | (data3 & 0xff);
int64_t lsb =
((int64_t)guid.Data4[0]) << 56 | ((int64_t)guid.Data4[1]) << 48 |
((int64_t)guid.Data4[2]) << 40 | ((int64_t)guid.Data4[3]) << 32 |
((int64_t)guid.Data4[4]) << 24 | ((int64_t)guid.Data4[5]) << 16 |
((int64_t)guid.Data4[6]) << 8 | (int64_t)guid.Data4[7];
return Uuid(msb, lsb);
}
winrt::guid nearby_uuid_to_winrt_guid(Uuid uuid) {
winrt::guid guid;
uint64_t msb = uuid.GetMostSigBits();
guid.Data1 = ((msb >> 56) & 0xff) << 24 | ((msb >> 48) & 0xff) << 16 |
((msb >> 40) & 0xff) << 8 | ((msb >> 32) & 0xff);
guid.Data2 = ((msb >> 24) & 0xff) << 8 | ((msb >> 16) & 0xff);
guid.Data3 = ((msb >> 8) & 0xff) << 8 | (msb & 0xff);
uint64_t lsb = uuid.GetLeastSigBits();
guid.Data4[0] = (lsb >> 56) & 0xff;
guid.Data4[1] = (lsb >> 48) & 0xff;
guid.Data4[2] = (lsb >> 40) & 0xff;
guid.Data4[3] = (lsb >> 32) & 0xff;
guid.Data4[4] = (lsb >> 24) & 0xff;
guid.Data4[5] = (lsb >> 16) & 0xff;
guid.Data4[6] = (lsb >> 8) & 0xff;
guid.Data4[7] = lsb & 0xff;
return guid;
}
bool is_nearby_uuid_equal_to_winrt_guid(const Uuid& uuid,
const ::winrt::guid& guid) {
return uuid == winrt_guid_to_nearby_uuid(guid);
}
ByteArray Sha256(absl::string_view input, size_t size) {
ByteArray hash = nearby::Crypto::Sha256(input);
return ByteArray{hash.data(), size};