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-rw-r--r--source4/smb_server/smb2/config.mk16
-rw-r--r--source4/smb_server/smb2/fileio.c79
-rw-r--r--source4/smb_server/smb2/find.c4
-rw-r--r--source4/smb_server/smb2/negprot.c9
-rw-r--r--source4/smb_server/smb2/smb2_server.h6
5 files changed, 83 insertions, 31 deletions
diff --git a/source4/smb_server/smb2/config.mk b/source4/smb_server/smb2/config.mk
index d5ba43b3a8..68ee6e58f6 100644
--- a/source4/smb_server/smb2/config.mk
+++ b/source4/smb_server/smb2/config.mk
@@ -1,8 +1,12 @@
#######################
# Start SUBSYSTEM SMB2_PROTOCOL
[SUBSYSTEM::SMB2_PROTOCOL]
-PRIVATE_PROTO_HEADER = smb2_proto.h
-OBJ_FILES = \
+PUBLIC_DEPENDENCIES = \
+ ntvfs LIBPACKET LIBCLI_SMB2
+# End SUBSYSTEM SMB2_PROTOCOL
+#######################
+
+SMB2_PROTOCOL_OBJ_FILES = $(addprefix $(smb_serversrcdir)/smb2/, \
receive.o \
negprot.o \
sesssetup.o \
@@ -10,8 +14,6 @@ OBJ_FILES = \
fileio.o \
fileinfo.o \
find.o \
- keepalive.o
-PUBLIC_DEPENDENCIES = \
- ntvfs LIBPACKET LIBCLI_SMB2
-# End SUBSYSTEM SMB2_PROTOCOL
-#######################
+ keepalive.o)
+
+$(eval $(call proto_header_template,$(smb_serversrcdir)/smb2/smb2_proto.h,$(SMB2_PROTOCOL_OBJ_FILES:.o=.c)))
diff --git a/source4/smb_server/smb2/fileio.c b/source4/smb_server/smb2/fileio.c
index 0e3df56b42..5ab217bbfd 100644
--- a/source4/smb_server/smb2/fileio.c
+++ b/source4/smb_server/smb2/fileio.c
@@ -79,6 +79,7 @@ void smb2srv_create_recv(struct smb2srv_request *req)
SMB2SRV_CHECK(smb2_pull_o32s32_blob(&req->in, io, req->in.body+0x30, &blob));
/* TODO: parse the blob */
ZERO_STRUCT(io->smb2.in.eas);
+ ZERO_STRUCT(io->smb2.in.blobs);
/* the VFS backend does not yet handle NULL filenames */
if (io->smb2.in.fname == NULL) {
@@ -134,7 +135,7 @@ static void smb2srv_flush_send(struct ntvfs_request *ntvfs)
SMB2SRV_CHECK_ASYNC_STATUS(io, union smb_flush);
SMB2SRV_CHECK(smb2srv_setup_reply(req, 0x04, false, 0));
- SSVAL(req->out.body, 0x02, 0);
+ SSVAL(req->out.body, 0x02, io->smb2.out.reserved);
smb2srv_send_reply(req);
}
@@ -142,15 +143,14 @@ static void smb2srv_flush_send(struct ntvfs_request *ntvfs)
void smb2srv_flush_recv(struct smb2srv_request *req)
{
union smb_flush *io;
- uint16_t _pad;
SMB2SRV_CHECK_BODY_SIZE(req, 0x18, false);
SMB2SRV_TALLOC_IO_PTR(io, union smb_flush);
SMB2SRV_SETUP_NTVFS_REQUEST(smb2srv_flush_send, NTVFS_ASYNC_STATE_MAY_ASYNC);
io->smb2.level = RAW_FLUSH_SMB2;
- _pad = SVAL(req->in.body, 0x02);
- io->smb2.in.unknown = IVAL(req->in.body, 0x04);
+ io->smb2.in.reserved1 = SVAL(req->in.body, 0x02);
+ io->smb2.in.reserved2 = IVAL(req->in.body, 0x04);
io->smb2.in.file.ntvfs = smb2srv_pull_handle(req, req->in.body, 0x08);
SMB2SRV_CHECK_FILE_HANDLE(io->smb2.in.file.ntvfs);
@@ -167,7 +167,8 @@ static void smb2srv_read_send(struct ntvfs_request *ntvfs)
/* TODO: avoid the memcpy */
SMB2SRV_CHECK(smb2_push_o16s32_blob(&req->out, 0x02, io->smb2.out.data));
- SBVAL(req->out.body, 0x08, io->smb2.out.unknown1);
+ SIVAL(req->out.body, 0x08, io->smb2.out.remaining);
+ SIVAL(req->out.body, 0x0C, io->smb2.out.reserved);
smb2srv_send_reply(req);
}
@@ -185,8 +186,11 @@ void smb2srv_read_recv(struct smb2srv_request *req)
io->smb2.in.length = IVAL(req->in.body, 0x04);
io->smb2.in.offset = BVAL(req->in.body, 0x08);
io->smb2.in.file.ntvfs = smb2srv_pull_handle(req, req->in.body, 0x10);
- io->smb2.in.unknown1 = BVAL(req->in.body, 0x20);
- io->smb2.in.unknown2 = BVAL(req->in.body, 0x28);
+ io->smb2.in.min_count = IVAL(req->in.body, 0x20);
+ io->smb2.in.channel = IVAL(req->in.body, 0x24);
+ io->smb2.in.remaining = IVAL(req->in.body, 0x28);
+ io->smb2.in.channel_offset = SVAL(req->in.body, 0x2C);
+ io->smb2.in.channel_length = SVAL(req->in.body, 0x2E);
SMB2SRV_CHECK_FILE_HANDLE(io->smb2.in.file.ntvfs);
@@ -242,7 +246,7 @@ static void smb2srv_lock_send(struct ntvfs_request *ntvfs)
SMB2SRV_CHECK_ASYNC_STATUS_ERR(io, union smb_lock);
SMB2SRV_CHECK(smb2srv_setup_reply(req, 0x04, false, 0));
- SSVAL(req->out.body, 0x02, io->smb2.out.unknown1);
+ SSVAL(req->out.body, 0x02, io->smb2.out.reserved);
smb2srv_send_reply(req);
}
@@ -250,20 +254,34 @@ static void smb2srv_lock_send(struct ntvfs_request *ntvfs)
void smb2srv_lock_recv(struct smb2srv_request *req)
{
union smb_lock *io;
+ int i;
SMB2SRV_CHECK_BODY_SIZE(req, 0x30, false);
SMB2SRV_TALLOC_IO_PTR(io, union smb_lock);
SMB2SRV_SETUP_NTVFS_REQUEST(smb2srv_lock_send, NTVFS_ASYNC_STATE_MAY_ASYNC);
io->smb2.level = RAW_LOCK_SMB2;
-
- io->smb2.in.unknown1 = SVAL(req->in.body, 0x02);
- io->smb2.in.unknown2 = IVAL(req->in.body, 0x04);
+ io->smb2.in.lock_count = SVAL(req->in.body, 0x02);
+ io->smb2.in.reserved = IVAL(req->in.body, 0x04);
io->smb2.in.file.ntvfs = smb2srv_pull_handle(req, req->in.body, 0x08);
- io->smb2.in.offset = BVAL(req->in.body, 0x18);
- io->smb2.in.count = BVAL(req->in.body, 0x20);
- io->smb2.in.unknown5 = IVAL(req->in.body, 0x24);
- io->smb2.in.flags = IVAL(req->in.body, 0x28);
+ if (req->in.body_size < 24 + 24*(uint64_t)io->smb2.in.lock_count) {
+ DEBUG(0,("%s: lock buffer too small\n", __location__));
+ smb2srv_send_error(req, NT_STATUS_FOOBAR);
+ return;
+ }
+ io->smb2.in.locks = talloc_array(io, struct smb2_lock_element,
+ io->smb2.in.lock_count);
+ if (io->smb2.in.locks == NULL) {
+ smb2srv_send_error(req, NT_STATUS_NO_MEMORY);
+ return;
+ }
+
+ for (i=0;i<io->smb2.in.lock_count;i++) {
+ io->smb2.in.locks[i].offset = BVAL(req->in.body, 24 + i*24);
+ io->smb2.in.locks[i].length = BVAL(req->in.body, 32 + i*24);
+ io->smb2.in.locks[i].flags = IVAL(req->in.body, 40 + i*24);
+ io->smb2.in.locks[i].reserved = IVAL(req->in.body, 44 + i*24);
+ }
SMB2SRV_CHECK_FILE_HANDLE(io->smb2.in.file.ntvfs);
SMB2SRV_CALL_NTVFS_BACKEND(ntvfs_lock(req->ntvfs, io));
@@ -405,7 +423,36 @@ void smb2srv_notify_recv(struct smb2srv_request *req)
SMB2SRV_CALL_NTVFS_BACKEND(ntvfs_notify(req->ntvfs, io));
}
+static void smb2srv_break_send(struct ntvfs_request *ntvfs)
+{
+ struct smb2srv_request *req;
+ union smb_lock *io;
+
+ SMB2SRV_CHECK_ASYNC_STATUS_ERR(io, union smb_lock);
+ SMB2SRV_CHECK(smb2srv_setup_reply(req, 0x18, false, 0));
+
+ SCVAL(req->out.body, 0x02, io->smb2_break.out.oplock_level);
+ SCVAL(req->out.body, 0x03, io->smb2_break.out.reserved);
+ SIVAL(req->out.body, 0x04, io->smb2_break.out.reserved2);
+ smb2srv_push_handle(req->out.body, 0x08,io->smb2_break.out.file.ntvfs);
+
+ smb2srv_send_reply(req);
+}
+
void smb2srv_break_recv(struct smb2srv_request *req)
{
- smb2srv_send_error(req, NT_STATUS_NOT_IMPLEMENTED);
+ union smb_lock *io;
+
+ SMB2SRV_CHECK_BODY_SIZE(req, 0x18, false);
+ SMB2SRV_TALLOC_IO_PTR(io, union smb_lock);
+ SMB2SRV_SETUP_NTVFS_REQUEST(smb2srv_break_send, NTVFS_ASYNC_STATE_MAY_ASYNC);
+
+ io->smb2_break.level = RAW_LOCK_SMB2_BREAK;
+ io->smb2_break.in.oplock_level = CVAL(req->in.body, 0x02);
+ io->smb2_break.in.reserved = CVAL(req->in.body, 0x03);
+ io->smb2_break.in.reserved2 = IVAL(req->in.body, 0x04);
+ io->smb2_break.in.file.ntvfs = smb2srv_pull_handle(req, req->in.body, 0x08);
+
+ SMB2SRV_CHECK_FILE_HANDLE(io->smb2_break.in.file.ntvfs);
+ SMB2SRV_CALL_NTVFS_BACKEND(ntvfs_lock(req->ntvfs, io));
}
diff --git a/source4/smb_server/smb2/find.c b/source4/smb_server/smb2/find.c
index 6018f1958f..32b280c5c2 100644
--- a/source4/smb_server/smb2/find.c
+++ b/source4/smb_server/smb2/find.c
@@ -112,7 +112,7 @@ static NTSTATUS smb2srv_find_backend(struct smb2srv_find_state *state)
return NT_STATUS_FOOBAR;
}
- if (info->in.continue_flags & SMB2_CONTINUE_FLAG_NEW) {
+ if (info->in.continue_flags & SMB2_CONTINUE_FLAG_REOPEN) {
state->ff = talloc(state, union smb_search_first);
NT_STATUS_HAVE_NO_MEMORY(state->ff);
@@ -156,7 +156,7 @@ void smb2srv_find_recv(struct smb2srv_request *req)
info->data_level = RAW_SEARCH_DATA_GENERIC;/* will be overwritten later */
info->in.level = CVAL(req->in.body, 0x02);
info->in.continue_flags = CVAL(req->in.body, 0x03);
- info->in.unknown = IVAL(req->in.body, 0x04);
+ info->in.file_index = IVAL(req->in.body, 0x04);
info->in.file.ntvfs = smb2srv_pull_handle(req, req->in.body, 0x08);
SMB2SRV_CHECK(smb2_pull_o16s16_string(&req->in, info, req->in.body+0x18, &info->in.pattern));
info->in.max_response_size = IVAL(req->in.body, 0x1C);
diff --git a/source4/smb_server/smb2/negprot.c b/source4/smb_server/smb2/negprot.c
index e7352f7c42..4479ae2da1 100644
--- a/source4/smb_server/smb2/negprot.c
+++ b/source4/smb_server/smb2/negprot.c
@@ -114,9 +114,12 @@ static NTSTATUS smb2srv_negprot_backend(struct smb2srv_request *req, struct smb2
io->out.security_mode = 0; /* no signing yet */
io->out.dialect_revision = SMB2_DIALECT_REVISION;
io->out.capabilities = 0;
- io->out.max_transact_size = 0x10000;
- io->out.max_read_size = 0x10000;
- io->out.max_write_size = 0x10000;
+ io->out.max_transact_size = lp_parm_ulong(req->smb_conn->lp_ctx, NULL,
+ "smb2", "max transaction size", 0x10000);
+ io->out.max_read_size = lp_parm_ulong(req->smb_conn->lp_ctx, NULL,
+ "smb2", "max read size", 0x10000);
+ io->out.max_write_size = lp_parm_ulong(req->smb_conn->lp_ctx, NULL,
+ "smb2", "max write size", 0x10000);
io->out.system_time = timeval_to_nttime(&current_time);
io->out.server_start_time = timeval_to_nttime(&boot_time);
io->out.reserved2 = 0;
diff --git a/source4/smb_server/smb2/smb2_server.h b/source4/smb_server/smb2/smb2_server.h
index 2f347d3876..ae4abbd71e 100644
--- a/source4/smb_server/smb2/smb2_server.h
+++ b/source4/smb_server/smb2/smb2_server.h
@@ -70,7 +70,7 @@ struct smbsrv_request;
#include "smb_server/smb2/smb2_proto.h"
-/* useful way of catching wct errors with file and line number */
+/* useful way of catching field size errors with file and line number */
#define SMB2SRV_CHECK_BODY_SIZE(req, size, dynamic) do { \
size_t is_size = req->in.body_size; \
uint16_t field_size = SVAL(req->in.body, 0); \
@@ -78,13 +78,13 @@ struct smbsrv_request;
if (is_size < (size)) { \
DEBUG(0,("%s: buffer too small 0x%x. Expected 0x%x\n", \
__location__, (unsigned)is_size, (unsigned)want_size)); \
- smb2srv_send_error(req, NT_STATUS_FOOBAR); \
+ smb2srv_send_error(req, NT_STATUS_INVALID_PARAMETER); \
return; \
}\
if (field_size != want_size) { \
DEBUG(0,("%s: unexpected fixed body size 0x%x. Expected 0x%x\n", \
__location__, (unsigned)field_size, (unsigned)want_size)); \
- smb2srv_send_error(req, NT_STATUS_FOOBAR); \
+ smb2srv_send_error(req, NT_STATUS_INVALID_PARAMETER); \
return; \
} \
} while (0)
generated by cgit (git 2.34.1) at 2024-08-23 21:21:25 +0000