diff options
Diffstat (limited to 'source4/libcli')
| -rw-r--r-- | source4/libcli/raw/interfaces.h | 28 | ||||
| -rw-r--r-- | source4/libcli/smb2/lock.c | 24 |
2 files changed, 31 insertions, 21 deletions
diff --git a/source4/libcli/raw/interfaces.h b/source4/libcli/raw/interfaces.h index 871bab01db..149b91916a 100644 --- a/source4/libcli/raw/interfaces.h +++ b/source4/libcli/raw/interfaces.h @@ -1866,13 +1866,12 @@ enum smb_lock_level { RAW_LOCK_SMB2_BREAK }; -/* the generic interface is defined to be equal to the lockingX interface */ -#define RAW_LOCK_GENERIC RAW_LOCK_LOCKX +#define RAW_LOCK_GENERIC RAW_LOCK_LOCKX /* union for lock() backend call */ union smb_lock { - /* SMBlockingX (and generic) interface */ + /* SMBlockingX and generic interface */ struct { enum smb_lock_level level; struct { @@ -1887,7 +1886,7 @@ union smb_lock { uint64_t count; } *locks; /* unlocks are first in the arrray */ } in; - } lockx, generic; + } generic, lockx; /* SMBlock and SMBunlock interface */ struct { @@ -1907,23 +1906,26 @@ union smb_lock { /* static body buffer 48 (0x30) bytes */ /* uint16_t buffer_code; 0x30 */ - uint16_t unknown1; /* must be 0x0001 */ - uint32_t unknown2; + uint16_t lock_count; + uint32_t reserved; /* struct smb2_handle handle; */ - uint64_t offset; - uint64_t count; - uint32_t unknown5; + struct smb2_lock_element { + uint64_t offset; + uint64_t length; +/* these flags are the same as the SMB2 lock flags */ #define SMB2_LOCK_FLAG_NONE 0x00000000 #define SMB2_LOCK_FLAG_SHARED 0x00000001 -#define SMB2_LOCK_FLAG_EXCLUSIV 0x00000002 +#define SMB2_LOCK_FLAG_EXCLUSIVE 0x00000002 #define SMB2_LOCK_FLAG_UNLOCK 0x00000004 -#define SMB2_LOCK_FLAG_NO_PENDING 0x00000010 - uint32_t flags; +#define SMB2_LOCK_FLAG_FAIL_IMMEDIATELY 0x00000010 + uint32_t flags; + uint32_t reserved; + } *locks; } in; struct { /* static body buffer 4 (0x04) bytes */ /* uint16_t buffer_code; 0x04 */ - uint16_t unknown1; + uint16_t reserved; } out; } smb2; diff --git a/source4/libcli/smb2/lock.c b/source4/libcli/smb2/lock.c index d71a337d56..62c6e5dba7 100644 --- a/source4/libcli/smb2/lock.c +++ b/source4/libcli/smb2/lock.c @@ -29,17 +29,25 @@ struct smb2_request *smb2_lock_send(struct smb2_tree *tree, struct smb2_lock *io) { struct smb2_request *req; + int i; - req = smb2_request_init_tree(tree, SMB2_OP_LOCK, 0x30, false, 0); + req = smb2_request_init_tree(tree, SMB2_OP_LOCK, + 24 + io->in.lock_count*24, false, 0); if (req == NULL) return NULL; - SSVAL(req->out.body, 0x02, io->in.unknown1); - SIVAL(req->out.body, 0x04, io->in.unknown2); + /* this is quite bizarre - the spec says we must lie about the length! */ + SSVAL(req->out.body, 0, 0x30); + + SSVAL(req->out.body, 0x02, io->in.lock_count); + SIVAL(req->out.body, 0x04, io->in.reserved); smb2_push_handle(req->out.body+0x08, &io->in.file.handle); - SBVAL(req->out.body, 0x18, io->in.offset); - SBVAL(req->out.body, 0x20, io->in.count); - SIVAL(req->out.body, 0x24, io->in.unknown5); - SIVAL(req->out.body, 0x28, io->in.flags); + + for (i=0;i<io->in.lock_count;i++) { + SBVAL(req->out.body, 0x18 + i*24, io->in.locks[i].offset); + SBVAL(req->out.body, 0x20 + i*24, io->in.locks[i].length); + SIVAL(req->out.body, 0x28 + i*24, io->in.locks[i].flags); + SIVAL(req->out.body, 0x2C + i*24, io->in.locks[i].reserved); + } smb2_transport_send(req); @@ -59,7 +67,7 @@ NTSTATUS smb2_lock_recv(struct smb2_request *req, struct smb2_lock *io) SMB2_CHECK_PACKET_RECV(req, 0x04, false); - io->out.unknown1 = SVAL(req->in.body, 0x02); + io->out.reserved = SVAL(req->in.body, 0x02); return smb2_request_destroy(req); } |