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r20059: james was asking about CAP_LARGE_READX and reads close to the 64k

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boundary. This test shows that both for Samba4 and w2k3, reads larger
than or equal to 64k don't work (return zero bytes).

Not that I claim this is very useful behaviour :-)
(This used to be commit a10fa12ff5657a96e41b309558786780f294a75f)
This commit is contained in:
Andrew Tridgell 2006-12-07 04:02:20 +00:00 committed by Gerald (Jerry) Carter
parent ac98f84de7
commit 6300221b6c
1 changed files with 20 additions and 0 deletions
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20
source4/torture/raw/read.c
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@ -513,6 +513,26 @@ static BOOL test_readx(struct smbcli_state *cli, TALLOC_CTX *mem_ctx)
CHECK_VALUE(io.readx.out.nread, io.readx.in.maxcnt);
CHECK_BUFFER(buf, seed, io.readx.out.nread);
if (cli->transport->negotiate.capabilities & CAP_LARGE_READX) {
printf("Trying large readx\n");
io.readx.in.offset = 0;
io.readx.in.mincnt = 0;
io.readx.in.maxcnt = 0x10000 - 1;
status = smb_raw_read(cli->tree, &io);
CHECK_STATUS(status, NT_STATUS_OK);
CHECK_VALUE(io.readx.out.nread, 0xFFFF);
io.readx.in.maxcnt = 0x10000;
status = smb_raw_read(cli->tree, &io);
CHECK_STATUS(status, NT_STATUS_OK);
CHECK_VALUE(io.readx.out.nread, 0);
io.readx.in.maxcnt = 0x10001;
status = smb_raw_read(cli->tree, &io);
CHECK_STATUS(status, NT_STATUS_OK);
CHECK_VALUE(io.readx.out.nread, 0);
}
printf("Trying locked region\n");
cli->session->pid++;
if (NT_STATUS_IS_ERR(smbcli_lock(cli->tree, fnum, 103, 1, 0, WRITE_LOCK))) {