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-rw-r--r--source3/include/async_smb.h63
-rw-r--r--source3/include/client.h27
-rw-r--r--source3/libsmb/async_smb.c38
3 files changed, 98 insertions, 30 deletions
diff --git a/source3/include/async_smb.h b/source3/include/async_smb.h
index 93d2273239..031ab233dd 100644
--- a/source3/include/async_smb.h
+++ b/source3/include/async_smb.h
@@ -17,8 +17,69 @@
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+#ifndef __ASYNC_SMB_H__
+#define __ASYNC_SMB_H__
+
#include "includes.h"
+struct cli_request {
+ /**
+ * "prev" and "next" form the doubly linked list in
+ * cli_state->outstanding_requests
+ */
+ struct cli_request *prev, *next;
+
+ /**
+ * "our" struct async_req;
+ */
+ struct async_req *async;
+
+ /**
+ * The client connection for this request
+ */
+ struct cli_state *cli;
+
+ /**
+ * The enc_state to decrypt the reply
+ */
+ struct smb_trans_enc_state *enc_state;
+
+ /**
+ * The mid we used for this request. Mainly used to demultiplex on
+ * receiving replies.
+ */
+ uint16_t mid;
+
+ /**
+ * The bytes we have to ship to the server
+ */
+ char *outbuf;
+
+ /**
+ * How much from "outbuf" did we already send
+ */
+ size_t sent;
+
+ /**
+ * The reply comes in here. Its intended size is implicit by
+ * smb_len(), its current size can be read via talloc_get_size()
+ */
+ char *inbuf;
+
+ /**
+ * Specific requests might add stuff here. Maybe convert this to a
+ * private_pointer at some point.
+ */
+ union {
+ struct {
+ off_t ofs;
+ size_t size;
+ ssize_t received;
+ uint8_t *rcvbuf;
+ } read;
+ } data;
+};
+
/*
* Ship a new smb request to the server
*/
@@ -52,3 +113,5 @@ NTSTATUS cli_pull_error(char *buf);
*/
void cli_set_error(struct cli_state *cli, NTSTATUS status);
+
+#endif
diff --git a/source3/include/client.h b/source3/include/client.h
index be12288f28..6a6e1a2faa 100644
--- a/source3/include/client.h
+++ b/source3/include/client.h
@@ -216,33 +216,12 @@ struct cli_state {
struct fd_event *fd_event;
char *evt_inbuf;
+ /**
+ * A linked list of requests that are waiting for a reply
+ */
struct cli_request *outstanding_requests;
};
-struct cli_request {
- struct cli_request *prev, *next;
- struct async_req *async;
-
- struct cli_state *cli;
-
- struct smb_trans_enc_state *enc_state;
-
- uint16_t mid;
-
- char *outbuf;
- size_t sent;
- char *inbuf;
-
- union {
- struct {
- off_t ofs;
- size_t size;
- ssize_t received;
- uint8_t *rcvbuf;
- } read;
- } data;
-};
-
typedef struct file_info {
struct cli_state *cli;
SMB_BIG_UINT size;
diff --git a/source3/libsmb/async_smb.c b/source3/libsmb/async_smb.c
index 32f0e8abd6..e36e514a16 100644
--- a/source3/libsmb/async_smb.c
+++ b/source3/libsmb/async_smb.c
@@ -22,8 +22,10 @@
static void cli_state_handler(struct event_context *event_ctx,
struct fd_event *event, uint16 flags, void *p);
-/*
+/**
* Fetch an error out of a NBT packet
+ * @param[in] buf The SMB packet
+ * @retval The error, converted to NTSTATUS
*/
NTSTATUS cli_pull_error(char *buf)
@@ -43,8 +45,10 @@ NTSTATUS cli_pull_error(char *buf)
return NT_STATUS_DOS(CVAL(buf, smb_rcls), SVAL(buf,smb_err));
}
-/*
+/**
* Compatibility helper for the sync APIs: Fake NTSTATUS in cli->inbuf
+ * @param[in] cli The client connection that just received an error
+ * @param[in] status The error to set on "cli"
*/
void cli_set_error(struct cli_state *cli, NTSTATUS status)
@@ -64,8 +68,10 @@ void cli_set_error(struct cli_state *cli, NTSTATUS status)
return;
}
-/*
+/**
* Allocate a new mid
+ * @param[in] cli The client connection
+ * @retval The new, unused mid
*/
static uint16_t cli_new_mid(struct cli_state *cli)
@@ -91,6 +97,13 @@ static uint16_t cli_new_mid(struct cli_state *cli)
}
}
+/**
+ * Print an async req that happens to be a cli_request
+ * @param[in] mem_ctx The TALLOC_CTX to put the result on
+ * @param[in] req The request to print
+ * @retval The string representation of "req"
+ */
+
static char *cli_request_print(TALLOC_CTX *mem_ctx, struct async_req *req)
{
char *result = async_req_print(mem_ctx, req);
@@ -104,6 +117,12 @@ static char *cli_request_print(TALLOC_CTX *mem_ctx, struct async_req *req)
result, "mid=%d\n", cli_req->mid);
}
+/**
+ * Destroy a cli_request
+ * @param[in] req The cli_request to kill
+ * @retval Can't fail
+ */
+
static int cli_request_destructor(struct cli_request *req)
{
if (req->enc_state != NULL) {
@@ -284,8 +303,10 @@ NTSTATUS cli_pull_reply(struct async_req *req,
return NT_STATUS_OK;
}
-/*
+/**
* Convenience function to get the SMB part out of an async_req
+ * @param[in] req The request to look at
+ * @retval The private_data as struct cli_request
*/
struct cli_request *cli_request_get(struct async_req *req)
@@ -296,8 +317,9 @@ struct cli_request *cli_request_get(struct async_req *req)
return talloc_get_type_abort(req->private_data, struct cli_request);
}
-/*
+/**
* A PDU has arrived on cli->evt_inbuf
+ * @param[in] cli The cli_state that received something
*/
static void handle_incoming_pdu(struct cli_state *cli)
@@ -434,8 +456,12 @@ static void handle_incoming_pdu(struct cli_state *cli)
return;
}
-/*
+/**
* fd event callback. This is the basic connection to the socket
+ * @param[in] event_ctx The event context that called us
+ * @param[in] event The event that fired
+ * @param[in] flags EVENT_FD_READ | EVENT_FD_WRITE
+ * @param[in] p private_data, in this case the cli_state
*/
static void cli_state_handler(struct event_context *event_ctx,