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-rw-r--r--src/core/hle/service/time/time_zone_manager.cpp40
1 files changed, 39 insertions, 1 deletions
diff --git a/src/core/hle/service/time/time_zone_manager.cpp b/src/core/hle/service/time/time_zone_manager.cpp
index 973f7837a..805ffb902 100644
--- a/src/core/hle/service/time/time_zone_manager.cpp
+++ b/src/core/hle/service/time/time_zone_manager.cpp
@@ -2,6 +2,7 @@
// SPDX-License-Identifier: GPL-2.0-or-later
#include <climits>
+#include <limits>
#include "common/assert.h"
#include "common/logging/log.h"
@@ -9,6 +10,7 @@
#include "core/file_sys/nca_metadata.h"
#include "core/file_sys/registered_cache.h"
#include "core/hle/service/time/time_zone_manager.h"
+#include "core/hle/service/time/time_zone_types.h"
namespace Service::Time::TimeZone {
@@ -629,11 +631,47 @@ static bool ParseTimeZoneBinary(TimeZoneRule& time_zone_rule, FileSys::VirtualFi
UNIMPLEMENTED();
}
}
+
+ const auto typesequiv = [](TimeZoneRule& rule, int a, int b) -> bool {
+ if (a < 0 || a >= rule.type_count || b < 0 || b >= rule.type_count) {
+ return {};
+ }
+
+ const struct TimeTypeInfo* ap = &rule.ttis[a];
+ const struct TimeTypeInfo* bp = &rule.ttis[b];
+
+ return (ap->gmt_offset == bp->gmt_offset && ap->is_dst == bp->is_dst &&
+ (std::strcmp(&rule.chars[ap->abbreviation_list_index],
+ &rule.chars[bp->abbreviation_list_index]) == 0));
+ };
+
if (time_zone_rule.type_count == 0) {
return {};
}
if (time_zone_rule.time_count > 1) {
- UNIMPLEMENTED();
+ if (time_zone_rule.ats[0] <= std::numeric_limits<s64>::max() - seconds_per_repeat) {
+ s64 repeatat = time_zone_rule.ats[0] + seconds_per_repeat;
+ int repeatattype = time_zone_rule.types[0];
+ for (int i = 1; i < time_zone_rule.time_count; ++i) {
+ if (time_zone_rule.ats[i] == repeatat &&
+ typesequiv(time_zone_rule, time_zone_rule.types[i], repeatattype)) {
+ time_zone_rule.go_back = true;
+ break;
+ }
+ }
+ }
+ if (std::numeric_limits<s64>::min() + seconds_per_repeat <=
+ time_zone_rule.ats[time_zone_rule.time_count - 1]) {
+ s64 repeatat = time_zone_rule.ats[time_zone_rule.time_count - 1] - seconds_per_repeat;
+ int repeatattype = time_zone_rule.types[time_zone_rule.time_count - 1];
+ for (int i = time_zone_rule.time_count; i >= 0; --i) {
+ if (time_zone_rule.ats[i] == repeatat &&
+ typesequiv(time_zone_rule, time_zone_rule.types[i], repeatattype)) {
+ time_zone_rule.go_ahead = true;
+ break;
+ }
+ }
+ }
}
s32 default_type{};