From 0eab4311946c312795ec5c03c25a340ef0bfc624 Mon Sep 17 00:00:00 2001 From: Jeremy Allison Date: Tue, 27 Mar 2007 21:55:43 +0000 Subject: r21992: Fix keepalive processing when encryption turned on. Jeremy. (This used to be commit 8f113ad1918dcd2746ec527ceb79a2a7baa1d415) --- source3/libsmb/clientgen.c | 32 ++++++++++++++++++++++++++------ 1 file changed, 26 insertions(+), 6 deletions(-) (limited to 'source3/libsmb/clientgen.c') diff --git a/source3/libsmb/clientgen.c b/source3/libsmb/clientgen.c index fc88f7f1e2..b3c38f39ae 100644 --- a/source3/libsmb/clientgen.c +++ b/source3/libsmb/clientgen.c @@ -48,13 +48,13 @@ int cli_set_port(struct cli_state *cli, int port) *MUST* be of size BUFFER_SIZE+SAFETY_MARGIN. The timeout is in milliseconds - This is exactly the same as receive_smb except that it never returns + This is exactly the same as receive_smb except that it can be set to never return a session keepalive packet (just as receive_smb used to do). receive_smb was changed to return keepalives as the oplock processing means this call should never go into a blocking read. ****************************************************************************/ -static BOOL client_receive_smb(struct cli_state *cli) +static BOOL client_receive_smb(struct cli_state *cli, BOOL eat_keepalives) { BOOL ret; int fd = cli->fd; @@ -71,8 +71,10 @@ static BOOL client_receive_smb(struct cli_state *cli) } /* Ignore session keepalive packets. */ - if(CVAL(buffer,0) != SMBkeepalive) - break; + if (eat_keepalives && (CVAL(buffer,0) == SMBkeepalive)) { + continue; + } + break; } if (cli_encryption_on(cli)) { @@ -94,7 +96,7 @@ static BOOL client_receive_smb(struct cli_state *cli) Recv an smb. ****************************************************************************/ -BOOL cli_receive_smb(struct cli_state *cli) +BOOL cli_receive_smb_internal(struct cli_state *cli, BOOL eat_keepalives) { BOOL ret; @@ -103,7 +105,7 @@ BOOL cli_receive_smb(struct cli_state *cli) return False; again: - ret = client_receive_smb(cli); + ret = client_receive_smb(cli, eat_keepalives); if (ret) { /* it might be an oplock break request */ @@ -142,6 +144,24 @@ BOOL cli_receive_smb(struct cli_state *cli) return True; } +/**************************************************************************** + Recv an smb - eat keepalives. +****************************************************************************/ + +BOOL cli_receive_smb(struct cli_state *cli) +{ + return cli_receive_smb_internal(cli, True); +} + +/**************************************************************************** + Recv an smb - return keepalives. +****************************************************************************/ + +BOOL cli_receive_smb_return_keepalive(struct cli_state *cli) +{ + return cli_receive_smb_internal(cli, False); +} + static ssize_t write_socket(int fd, const char *buf, size_t len) { ssize_t ret=0; -- cgit