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authorbunnei <bunneidev@gmail.com>2018-11-14 11:52:27 -0800
committerGitHub <noreply@github.com>2018-11-14 11:52:27 -0800
commite1ea8cc7214be591067959a3697ed53e95007ac2 (patch)
tree8f4fc978a5799fc729522377fd7a85ccf51b91c2 /src/core/hle/kernel/svc.cpp
parent3bd503d59c971035ebfdb1077206aeb0a4e26fe1 (diff)
parentab552e4a252b66ca02c04724a1773edbefec6837 (diff)
Merge pull request #1679 from DarkLordZach/deterministic-rng-2
svc: Use proper random entropy generation algorithm
Diffstat (limited to 'src/core/hle/kernel/svc.cpp')
-rw-r--r--src/core/hle/kernel/svc.cpp11
1 files changed, 10 insertions, 1 deletions
diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp
index 0bfe1e3be..b0b6508d9 100644
--- a/src/core/hle/kernel/svc.cpp
+++ b/src/core/hle/kernel/svc.cpp
@@ -559,7 +559,16 @@ static ResultCode GetInfo(u64* result, u64 info_id, u64 handle, u64 info_sub_id)
*result = 0;
break;
case GetInfoType::RandomEntropy:
- *result = Settings::values.rng_seed.value_or(0);
+ if (handle != 0) {
+ return ERR_INVALID_HANDLE;
+ }
+
+ if (info_sub_id >= Process::RANDOM_ENTROPY_SIZE) {
+ return ERR_INVALID_COMBINATION_KERNEL;
+ }
+
+ *result = current_process->GetRandomEntropy(info_sub_id);
+ return RESULT_SUCCESS;
break;
case GetInfoType::ASLRRegionBaseAddr:
*result = vm_manager.GetASLRRegionBaseAddress();