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Diffstat (limited to 'source3/smbd/oplock.c')
-rw-r--r--source3/smbd/oplock.c142
1 files changed, 77 insertions, 65 deletions
diff --git a/source3/smbd/oplock.c b/source3/smbd/oplock.c
index 8a84331810..63f88b7824 100644
--- a/source3/smbd/oplock.c
+++ b/source3/smbd/oplock.c
@@ -62,7 +62,7 @@ BOOL oplock_message_waiting(fd_set *fds)
we're calling this in a shutting down state.
****************************************************************************/
-void process_kernel_oplocks(fd_set *pfds)
+void process_kernel_oplocks(struct messaging_context *msg_ctx, fd_set *pfds)
{
/*
* We need to check for kernel oplocks before going into the select
@@ -94,9 +94,9 @@ void process_kernel_oplocks(fd_set *pfds)
/* Don't need to be root here as we're only ever
sending to ourselves. */
- message_send_pid(pid_to_procid(sys_getpid()),
- MSG_SMB_KERNEL_BREAK,
- &msg, MSG_SMB_KERNEL_BREAK_SIZE, True);
+ messaging_send_buf(msg_ctx, procid_self(),
+ MSG_SMB_KERNEL_BREAK,
+ (uint8 *)&msg, MSG_SMB_KERNEL_BREAK_SIZE);
}
}
@@ -391,27 +391,29 @@ static void add_oplock_timeout_handler(files_struct *fsp)
the client for LEVEL2.
*******************************************************************/
-static void process_oplock_async_level2_break_message(int msg_type, struct server_id src,
- void *buf, size_t len,
- void *private_data)
+static void process_oplock_async_level2_break_message(struct messaging_context *msg_ctx,
+ void *private_data,
+ uint32_t msg_type,
+ struct server_id src,
+ DATA_BLOB *data)
{
struct share_mode_entry msg;
files_struct *fsp;
char *break_msg;
BOOL sign_state;
- if (buf == NULL) {
+ if (data->data == NULL) {
DEBUG(0, ("Got NULL buffer\n"));
return;
}
- if (len != MSG_SMB_SHARE_MODE_ENTRY_SIZE) {
- DEBUG(0, ("Got invalid msg len %d\n", (int)len));
+ if (data->length != MSG_SMB_SHARE_MODE_ENTRY_SIZE) {
+ DEBUG(0, ("Got invalid msg len %d\n", (int)data->length));
return;
}
/* De-linearize incoming message. */
- message_to_share_mode_entry(&msg, (char *)buf);
+ message_to_share_mode_entry(&msg, (char *)data->data);
DEBUG(10, ("Got oplock async level 2 break message from pid %d: 0x%x/%.0f/%lu\n",
(int)procid_to_pid(&src), (unsigned int)msg.dev,
@@ -478,9 +480,11 @@ static void process_oplock_async_level2_break_message(int msg_type, struct serve
This handles the generic oplock break message from another smbd.
*******************************************************************/
-static void process_oplock_break_message(int msg_type, struct server_id src,
- void *buf, size_t len,
- void *private_data)
+static void process_oplock_break_message(struct messaging_context *msg_ctx,
+ void *private_data,
+ uint32_t msg_type,
+ struct server_id src,
+ DATA_BLOB *data)
{
struct share_mode_entry msg;
files_struct *fsp;
@@ -488,18 +492,18 @@ static void process_oplock_break_message(int msg_type, struct server_id src,
BOOL break_to_level2 = False;
BOOL sign_state;
- if (buf == NULL) {
+ if (data->data == NULL) {
DEBUG(0, ("Got NULL buffer\n"));
return;
}
- if (len != MSG_SMB_SHARE_MODE_ENTRY_SIZE) {
- DEBUG(0, ("Got invalid msg len %d\n", (int)len));
+ if (data->length != MSG_SMB_SHARE_MODE_ENTRY_SIZE) {
+ DEBUG(0, ("Got invalid msg len %d\n", (int)data->length));
return;
}
/* De-linearize incoming message. */
- message_to_share_mode_entry(&msg, (char *)buf);
+ message_to_share_mode_entry(&msg, (char *)data->data);
DEBUG(10, ("Got oplock break message from pid %d: 0x%x/%.0f/%lu\n",
(int)procid_to_pid(&src), (unsigned int)msg.dev,
@@ -515,8 +519,9 @@ static void process_oplock_break_message(int msg_type, struct server_id src,
DEBUG(3, ("Did not find fsp\n"));
/* We just send the same message back. */
- message_send_pid(src, MSG_SMB_BREAK_RESPONSE,
- buf, MSG_SMB_SHARE_MODE_ENTRY_SIZE, True);
+ messaging_send_buf(msg_ctx, src, MSG_SMB_BREAK_RESPONSE,
+ (uint8 *)data->data,
+ MSG_SMB_SHARE_MODE_ENTRY_SIZE);
return;
}
@@ -536,8 +541,9 @@ static void process_oplock_break_message(int msg_type, struct server_id src,
(unsigned int)fsp->dev, (double)fsp->inode,
fsp->fsp_name));
/* We just send the same message back. */
- message_send_pid(src, MSG_SMB_BREAK_RESPONSE,
- buf, MSG_SMB_SHARE_MODE_ENTRY_SIZE, True);
+ messaging_send_buf(msg_ctx, src, MSG_SMB_BREAK_RESPONSE,
+ (uint8 *)data->data,
+ MSG_SMB_SHARE_MODE_ENTRY_SIZE);
return;
}
@@ -587,9 +593,11 @@ static void process_oplock_break_message(int msg_type, struct server_id src,
This handles the kernel oplock break message.
*******************************************************************/
-static void process_kernel_oplock_break(int msg_type, struct server_id src,
- void *buf, size_t len,
- void *private_data)
+static void process_kernel_oplock_break(struct messaging_context *msg_ctx,
+ void *private_data,
+ uint32_t msg_type,
+ struct server_id src,
+ DATA_BLOB *data)
{
SMB_DEV_T dev;
SMB_INO_T inode;
@@ -598,20 +606,20 @@ static void process_kernel_oplock_break(int msg_type, struct server_id src,
char *break_msg;
BOOL sign_state;
- if (buf == NULL) {
+ if (data->data == NULL) {
DEBUG(0, ("Got NULL buffer\n"));
return;
}
- if (len != MSG_SMB_KERNEL_BREAK_SIZE) {
- DEBUG(0, ("Got invalid msg len %d\n", (int)len));
+ if (data->length != MSG_SMB_KERNEL_BREAK_SIZE) {
+ DEBUG(0, ("Got invalid msg len %d\n", (int)data->length));
return;
}
/* Pull the data from the message. */
- dev = DEV_T_VAL(buf, 0);
- inode = INO_T_VAL(buf, 8);
- file_id = (unsigned long)IVAL(buf, 16);
+ dev = DEV_T_VAL(data->data, 0);
+ inode = INO_T_VAL(data->data, 8);
+ file_id = (unsigned long)IVAL(data->data, 16);
DEBUG(10, ("Got kernel oplock break message from pid %d: 0x%x/%.0f/%u\n",
(int)procid_to_pid(&src), (unsigned int)dev, (double)inode,
@@ -665,8 +673,10 @@ void reply_to_oplock_break_requests(files_struct *fsp)
share_mode_entry_to_message(msg, e);
- message_send_pid(e->pid, MSG_SMB_BREAK_RESPONSE,
- msg, MSG_SMB_SHARE_MODE_ENTRY_SIZE, True);
+ messaging_send_buf(smbd_messaging_context(), e->pid,
+ MSG_SMB_BREAK_RESPONSE,
+ (uint8 *)msg,
+ MSG_SMB_SHARE_MODE_ENTRY_SIZE);
}
SAFE_FREE(fsp->pending_break_messages);
@@ -679,24 +689,27 @@ void reply_to_oplock_break_requests(files_struct *fsp)
return;
}
-static void process_oplock_break_response(int msg_type, struct server_id src,
- void *buf, size_t len,
- void *private_data)
+static void process_oplock_break_response(struct messaging_context *msg_ctx,
+ void *private_data,
+ uint32_t msg_type,
+ struct server_id src,
+ DATA_BLOB *data)
{
struct share_mode_entry msg;
- if (buf == NULL) {
+ if (data->data == NULL) {
DEBUG(0, ("Got NULL buffer\n"));
return;
}
- if (len != MSG_SMB_SHARE_MODE_ENTRY_SIZE) {
- DEBUG(0, ("Got invalid msg len %u\n", (unsigned int)len));
+ if (data->length != MSG_SMB_SHARE_MODE_ENTRY_SIZE) {
+ DEBUG(0, ("Got invalid msg len %u\n",
+ (unsigned int)data->length));
return;
}
/* De-linearize incoming message. */
- message_to_share_mode_entry(&msg, (char *)buf);
+ message_to_share_mode_entry(&msg, (char *)data->data);
DEBUG(10, ("Got oplock break response from pid %d: 0x%x/%.0f/%lu mid %u\n",
(int)procid_to_pid(&src), (unsigned int)msg.dev,
@@ -707,24 +720,26 @@ static void process_oplock_break_response(int msg_type, struct server_id src,
schedule_deferred_open_smb_message(msg.op_mid);
}
-static void process_open_retry_message(int msg_type, struct server_id src,
- void *buf, size_t len,
- void *private_data)
+static void process_open_retry_message(struct messaging_context *msg_ctx,
+ void *private_data,
+ uint32_t msg_type,
+ struct server_id src,
+ DATA_BLOB *data)
{
struct share_mode_entry msg;
- if (buf == NULL) {
+ if (data->data == NULL) {
DEBUG(0, ("Got NULL buffer\n"));
return;
}
- if (len != MSG_SMB_SHARE_MODE_ENTRY_SIZE) {
- DEBUG(0, ("Got invalid msg len %d\n", (int)len));
+ if (data->length != MSG_SMB_SHARE_MODE_ENTRY_SIZE) {
+ DEBUG(0, ("Got invalid msg len %d\n", (int)data->length));
return;
}
/* De-linearize incoming message. */
- message_to_share_mode_entry(&msg, (char *)buf);
+ message_to_share_mode_entry(&msg, (char *)data->data);
DEBUG(10, ("Got open retry msg from pid %d: 0x%x/%.0f/%lu mid %u\n",
(int)procid_to_pid(&src), (unsigned int)msg.dev,
@@ -804,8 +819,10 @@ void release_level_2_oplocks_on_change(files_struct *fsp)
share_mode_entry_to_message(msg, share_entry);
- message_send_pid(share_entry->pid, MSG_SMB_ASYNC_LEVEL2_BREAK,
- msg, MSG_SMB_SHARE_MODE_ENTRY_SIZE, True);
+ messaging_send_buf(smbd_messaging_context(), share_entry->pid,
+ MSG_SMB_ASYNC_LEVEL2_BREAK,
+ (uint8 *)msg,
+ MSG_SMB_SHARE_MODE_ENTRY_SIZE);
}
/* We let the message receivers handle removing the oplock state
@@ -860,25 +877,20 @@ void message_to_share_mode_entry(struct share_mode_entry *e, char *msg)
Setup oplocks for this process.
****************************************************************************/
-BOOL init_oplocks(void)
+BOOL init_oplocks(struct messaging_context *msg_ctx)
{
DEBUG(3,("init_oplocks: initializing messages.\n"));
- message_register(MSG_SMB_BREAK_REQUEST,
- process_oplock_break_message,
- NULL);
- message_register(MSG_SMB_ASYNC_LEVEL2_BREAK,
- process_oplock_async_level2_break_message,
- NULL);
- message_register(MSG_SMB_BREAK_RESPONSE,
- process_oplock_break_response,
- NULL);
- message_register(MSG_SMB_KERNEL_BREAK,
- process_kernel_oplock_break,
- NULL);
- message_register(MSG_SMB_OPEN_RETRY,
- process_open_retry_message,
- NULL);
+ messaging_register(msg_ctx, NULL, MSG_SMB_BREAK_REQUEST,
+ process_oplock_break_message);
+ messaging_register(msg_ctx, NULL, MSG_SMB_ASYNC_LEVEL2_BREAK,
+ process_oplock_async_level2_break_message);
+ messaging_register(msg_ctx, NULL, MSG_SMB_BREAK_RESPONSE,
+ process_oplock_break_response);
+ messaging_register(msg_ctx, NULL, MSG_SMB_KERNEL_BREAK,
+ process_kernel_oplock_break);
+ messaging_register(msg_ctx, NULL, MSG_SMB_OPEN_RETRY,
+ process_open_retry_message);
if (lp_kernel_oplocks()) {
#if HAVE_KERNEL_OPLOCKS_IRIX
generated by cgit (git 2.34.1) at 2025-01-17 09:07:46 +0000