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authorZach Hilman <zachhilman@gmail.com>2018-08-16 22:58:49 +0200
committerZach Hilman <zachhilman@gmail.com>2018-08-23 17:52:44 +0200
commit6dd369ab88efa9f183104cf26304afc940b462cf (patch)
tree107ff7e41430300a4d05cf00f216e830b252087b /src/core/crypto
parentxci: Fix error masking issue (diff)
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Diffstat (limited to 'src/core/crypto')
-rw-r--r--src/core/crypto/ctr_encryption_layer.cpp8
1 files changed, 3 insertions, 5 deletions
diff --git a/src/core/crypto/ctr_encryption_layer.cpp b/src/core/crypto/ctr_encryption_layer.cpp
index 106db02b3..3ea60dbd0 100644
--- a/src/core/crypto/ctr_encryption_layer.cpp
+++ b/src/core/crypto/ctr_encryption_layer.cpp
@@ -20,10 +20,8 @@ size_t CTREncryptionLayer::Read(u8* data, size_t length, size_t offset) const {
if (sector_offset == 0) {
UpdateIV(base_offset + offset);
std::vector<u8> raw = base->ReadBytes(length, offset);
- if (raw.size() != length)
- return Read(data, raw.size(), offset);
- cipher.Transcode(raw.data(), length, data, Op::Decrypt);
- return length;
+ cipher.Transcode(raw.data(), raw.size(), data, Op::Decrypt);
+ return raw.size();
}
// offset does not fall on block boundary (0x10)
@@ -34,7 +32,7 @@ size_t CTREncryptionLayer::Read(u8* data, size_t length, size_t offset) const {
if (length + sector_offset < 0x10) {
std::memcpy(data, block.data() + sector_offset, std::min<u64>(length, read));
- return read;
+ return std::min<u64>(length, read);
}
std::memcpy(data, block.data() + sector_offset, read);
return read + Read(data + read, length - read, offset + read);