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-rw-r--r--source3/libsmb/clireadwrite.c46
1 files changed, 46 insertions, 0 deletions
diff --git a/source3/libsmb/clireadwrite.c b/source3/libsmb/clireadwrite.c
index 70266a2d9a..f5ddc77c8f 100644
--- a/source3/libsmb/clireadwrite.c
+++ b/source3/libsmb/clireadwrite.c
@@ -49,6 +49,52 @@ static void cli_issue_read(struct cli_state *cli, int fnum, off_t offset,
}
/****************************************************************************
+ issue a single SMBread and wait for a reply. This function only called
+ in the rpc pipe code to read dce/rpc reply fragments.
+****************************************************************************/
+size_t cli_read_one(struct cli_state *cli, int fnum, char *buf, off_t offset,
+ size_t size)
+{
+ uint32 ecode;
+ uint8 eclass;
+ char *p;
+ int size2;
+
+ if (size == 0)
+ return 0;
+
+ /* Issue a read and receive a reply */
+
+ cli_issue_read(cli, fnum, offset, size, 0);
+
+ if (!cli_receive_smb(cli))
+ return -1;
+
+ size2 = SVAL(cli->inbuf, smb_vwv5);
+
+ /* Check for error. Because the client library doesn't support
+ STATUS32, we need to check for and ignore the more data error
+ for pipe support. */
+
+ if (cli_error(cli, &eclass, &ecode, NULL) &&
+ (eclass != ERRDOS && ecode != ERRmoredata)) {
+ return -1;
+ }
+
+ if (size2 > size) {
+ DEBUG(5,("server returned more than we wanted!\n"));
+ return -1;
+ }
+
+ /* Copy data into buffer */
+
+ p = smb_base(cli->inbuf) + SVAL(cli->inbuf,smb_vwv6);
+ memcpy(buf, p, size2);
+
+ return size2;
+}
+
+/****************************************************************************
read from a file
****************************************************************************/
size_t cli_read(struct cli_state *cli, int fnum, char *buf, off_t offset, size_t size)