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Support decryption with multiple keys

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This commit is contained in:
Vitaliy Filippov
2026-05-19 17:19:35 +03:00
parent 652ca3f1c3
commit f9975311ea
8 changed files with 135 additions and 31 deletions
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src/client/msgr_op.h
+13 -2
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@@ -154,7 +154,18 @@ struct blockstore_op_t;
struct osd_primary_op_data_t;
struct inode_enc_t;
struct osd_op_enc_t
{
// Keys may contain more information in the future, like encryption algorithm and key ID
// In this case, key_chain will become inode_key_t* with inode_key_t also being a structure
// Currently all keys are required to be 512 bit (64 byte) long, for AES-256-XTS
// Raw pointers are convenient for messenger code; external users may use shared_ptr aliasing
// to implement complex freeing of osd_op_enc_t along with their external inode cache info
uint8_t** key_chain = NULL;
size_t chain_size = 0;
uint32_t read_chain_bitmap_pos = 0;
uint32_t bitmap_granularity = 0;
};
struct __attribute__((visibility("default"))) osd_op_t
{
@@ -172,7 +183,7 @@ struct __attribute__((visibility("default"))) osd_op_t
unsigned bmp_data = 0;
void *bitmap_buf = NULL;
void *rmw_buf = NULL;
std::shared_ptr<inode_enc_t> enc;
std::shared_ptr<osd_op_enc_t> enc;
uint8_t *enc_buf = NULL;
osd_primary_op_data_t* op_data = NULL;
std::function<void(osd_op_t*)> callback;