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-rw-r--r--source4/libcli/raw/rawreadwrite.c3
-rw-r--r--source4/libcli/smb2/request.c47
-rw-r--r--source4/smb_server/smb2/fileio.c5
-rw-r--r--source4/smb_server/smb2/find.c5
-rw-r--r--source4/smb_server/smb2/tcon.c5
-rw-r--r--source4/torture/smb2/getinfo.c10
-rw-r--r--source4/torture/smb2/util.c3
7 files changed, 63 insertions, 15 deletions
diff --git a/source4/libcli/raw/rawreadwrite.c b/source4/libcli/raw/rawreadwrite.c
index 2005e36e04..9e4edaf99c 100644
--- a/source4/libcli/raw/rawreadwrite.c
+++ b/source4/libcli/raw/rawreadwrite.c
@@ -171,6 +171,9 @@ NTSTATUS smb_raw_read_recv(struct smbcli_request *req, union smb_read *parms)
parms->readx.out.nread <=
req->in.buffer + req->in.size) {
req->in.data_size += (SVAL(req->in.vwv, VWV(7)) << 16);
+
+ /* update the bufinfo with the new size */
+ smb_setup_bufinfo(req);
}
}
diff --git a/source4/libcli/smb2/request.c b/source4/libcli/smb2/request.c
index 7a0311f886..2471fcaa4d 100644
--- a/source4/libcli/smb2/request.c
+++ b/source4/libcli/smb2/request.c
@@ -206,6 +206,10 @@ bool smb2_request_is_ok(struct smb2_request *req)
*/
bool smb2_oob(struct smb2_request_buffer *buf, const uint8_t *ptr, size_t size)
{
+ if (size == 0) {
+ /* zero bytes is never out of range */
+ return false;
+ }
/* be careful with wraparound! */
if (ptr < buf->body ||
ptr >= buf->body + buf->body_size ||
@@ -270,7 +274,7 @@ NTSTATUS smb2_pull_o16s16_blob(struct smb2_request_buffer *buf, TALLOC_CTX *mem_
}
ofs = SVAL(ptr, 0);
size = SVAL(ptr, 2);
- if (ofs == 0 || size == 0) {
+ if (ofs == 0) {
*blob = data_blob(NULL, 0);
return NT_STATUS_OK;
}
@@ -310,7 +314,10 @@ NTSTATUS smb2_push_o16s16_blob(struct smb2_request_buffer *buf,
return NT_STATUS_BUFFER_TOO_SMALL;
}
- if (blob.length == 0) {
+ if (blob.data == NULL) {
+ if (blob.length != 0) {
+ return NT_STATUS_INTERNAL_ERROR;
+ }
SSVAL(ptr, 0, 0);
SSVAL(ptr, 2, 0);
return NT_STATUS_OK;
@@ -363,7 +370,10 @@ NTSTATUS smb2_push_o16s32_blob(struct smb2_request_buffer *buf,
return NT_STATUS_BUFFER_TOO_SMALL;
}
- if (blob.length == 0) {
+ if (blob.data == NULL) {
+ if (blob.length != 0) {
+ return NT_STATUS_INTERNAL_ERROR;
+ }
SSVAL(ptr, 0, 0);
SIVAL(ptr, 2, 0);
return NT_STATUS_OK;
@@ -416,7 +426,10 @@ NTSTATUS smb2_push_o32s32_blob(struct smb2_request_buffer *buf,
return NT_STATUS_BUFFER_TOO_SMALL;
}
- if (blob.length == 0) {
+ if (blob.data == NULL) {
+ if (blob.length != 0) {
+ return NT_STATUS_INTERNAL_ERROR;
+ }
SIVAL(ptr, 0, 0);
SIVAL(ptr, 4, 0);
return NT_STATUS_OK;
@@ -469,7 +482,10 @@ NTSTATUS smb2_push_s32o32_blob(struct smb2_request_buffer *buf,
return NT_STATUS_BUFFER_TOO_SMALL;
}
- if (blob.length == 0) {
+ if (blob.data == NULL) {
+ if (blob.length != 0) {
+ return NT_STATUS_INTERNAL_ERROR;
+ }
SIVAL(ptr, 0, 0);
SIVAL(ptr, 4, 0);
return NT_STATUS_OK;
@@ -512,7 +528,7 @@ NTSTATUS smb2_pull_o16s32_blob(struct smb2_request_buffer *buf, TALLOC_CTX *mem_
}
ofs = SVAL(ptr, 0);
size = IVAL(ptr, 2);
- if (ofs == 0 || size == 0) {
+ if (ofs == 0) {
*blob = data_blob(NULL, 0);
return NT_STATUS_OK;
}
@@ -536,7 +552,7 @@ NTSTATUS smb2_pull_o32s32_blob(struct smb2_request_buffer *buf, TALLOC_CTX *mem_
}
ofs = IVAL(ptr, 0);
size = IVAL(ptr, 4);
- if (ofs == 0 || size == 0) {
+ if (ofs == 0) {
*blob = data_blob(NULL, 0);
return NT_STATUS_OK;
}
@@ -563,7 +579,7 @@ NTSTATUS smb2_pull_o16As32_blob(struct smb2_request_buffer *buf, TALLOC_CTX *mem
}
ofs = SVAL(ptr, 0);
size = IVAL(ptr, 4);
- if (ofs == 0 || size == 0) {
+ if (ofs == 0) {
*blob = data_blob(NULL, 0);
return NT_STATUS_OK;
}
@@ -587,7 +603,7 @@ NTSTATUS smb2_pull_s32o32_blob(struct smb2_request_buffer *buf, TALLOC_CTX *mem_
}
size = IVAL(ptr, 0);
ofs = IVAL(ptr, 4);
- if (ofs == 0 || size == 0) {
+ if (ofs == 0) {
*blob = data_blob(NULL, 0);
return NT_STATUS_OK;
}
@@ -614,6 +630,11 @@ NTSTATUS smb2_pull_o16s16_string(struct smb2_request_buffer *buf, TALLOC_CTX *me
status = smb2_pull_o16s16_blob(buf, mem_ctx, ptr, &blob);
NT_STATUS_NOT_OK_RETURN(status);
+ if (blob.data == NULL) {
+ *str = NULL;
+ return NT_STATUS_OK;
+ }
+
if (blob.length == 0) {
char *s;
s = talloc_strdup(mem_ctx, "");
@@ -643,10 +664,16 @@ NTSTATUS smb2_push_o16s16_string(struct smb2_request_buffer *buf,
NTSTATUS status;
ssize_t size;
- if (strcmp("", str) == 0) {
+ if (str == NULL) {
return smb2_push_o16s16_blob(buf, ofs, data_blob(NULL, 0));
}
+ if (*str == 0) {
+ blob.data = str;
+ blob.length = 0;
+ return smb2_push_o16s16_blob(buf, ofs, blob);
+ }
+
size = convert_string_talloc(buf->buffer, lp_iconv_convenience(global_loadparm), CH_UNIX, CH_UTF16,
str, strlen(str), (void **)&blob.data);
if (size == -1) {
diff --git a/source4/smb_server/smb2/fileio.c b/source4/smb_server/smb2/fileio.c
index 567243ba94..0e3df56b42 100644
--- a/source4/smb_server/smb2/fileio.c
+++ b/source4/smb_server/smb2/fileio.c
@@ -80,6 +80,11 @@ void smb2srv_create_recv(struct smb2srv_request *req)
/* TODO: parse the blob */
ZERO_STRUCT(io->smb2.in.eas);
+ /* the VFS backend does not yet handle NULL filenames */
+ if (io->smb2.in.fname == NULL) {
+ io->smb2.in.fname = "";
+ }
+
SMB2SRV_CALL_NTVFS_BACKEND(ntvfs_open(req->ntvfs, io));
}
diff --git a/source4/smb_server/smb2/find.c b/source4/smb_server/smb2/find.c
index c594adf7a0..6018f1958f 100644
--- a/source4/smb_server/smb2/find.c
+++ b/source4/smb_server/smb2/find.c
@@ -161,6 +161,11 @@ void smb2srv_find_recv(struct smb2srv_request *req)
SMB2SRV_CHECK(smb2_pull_o16s16_string(&req->in, info, req->in.body+0x18, &info->in.pattern));
info->in.max_response_size = IVAL(req->in.body, 0x1C);
+ /* the VFS backend does not yet handle NULL patterns */
+ if (info->in.pattern == NULL) {
+ info->in.pattern = "";
+ }
+
SMB2SRV_CHECK_FILE_HANDLE(info->in.file.ntvfs);
SMB2SRV_CALL_NTVFS_BACKEND(smb2srv_find_backend(state));
}
diff --git a/source4/smb_server/smb2/tcon.c b/source4/smb_server/smb2/tcon.c
index 50094b806d..7f7d558b16 100644
--- a/source4/smb_server/smb2/tcon.c
+++ b/source4/smb_server/smb2/tcon.c
@@ -394,6 +394,11 @@ void smb2srv_tcon_recv(struct smb2srv_request *req)
io->smb2.in.reserved = SVAL(req->in.body, 0x02);
SMB2SRV_CHECK(smb2_pull_o16s16_string(&req->in, io, req->in.body+0x04, &io->smb2.in.path));
+ /* the VFS backend does not yet handle NULL paths */
+ if (io->smb2.in.path == NULL) {
+ io->smb2.in.path = "";
+ }
+
req->status = smb2srv_tcon_backend(req, io);
if (req->control_flags & SMB2SRV_REQ_CTRL_FLAG_NOT_REPLY) {
diff --git a/source4/torture/smb2/getinfo.c b/source4/torture/smb2/getinfo.c
index f561b62d47..c47a26277c 100644
--- a/source4/torture/smb2/getinfo.c
+++ b/source4/torture/smb2/getinfo.c
@@ -51,7 +51,9 @@ static struct {
{ LEVEL(RAW_FILEINFO_COMPRESSION_INFORMATION) },
{ LEVEL(RAW_FILEINFO_NETWORK_OPEN_INFORMATION) },
{ LEVEL(RAW_FILEINFO_ATTRIBUTE_TAG_INFORMATION) },
- { LEVEL(RAW_FILEINFO_SMB2_ALL_EAS) },
+/*
+disabled until we know how the alignment now works
+{ LEVEL(RAW_FILEINFO_SMB2_ALL_EAS) }, */
{ LEVEL(RAW_FILEINFO_SMB2_ALL_INFORMATION) },
{ LEVEL(RAW_FILEINFO_SEC_DESC) }
};
@@ -85,13 +87,13 @@ static bool torture_smb2_fileinfo(struct torture_context *tctx, struct smb2_tree
status = torture_smb2_testfile(tree, FNAME, &hfile);
if (!NT_STATUS_IS_OK(status)) {
- printf("Unable to create test file '%s' - %s\n", FNAME, nt_errstr(status));
+ printf(__location__ " Unable to create test file '%s' - %s\n", FNAME, nt_errstr(status));
goto failed;
}
status = torture_smb2_testdir(tree, DNAME, &hdir);
if (!NT_STATUS_IS_OK(status)) {
- printf("Unable to create test directory '%s' - %s\n", DNAME, nt_errstr(status));
+ printf(__location__ " Unable to create test directory '%s' - %s\n", DNAME, nt_errstr(status));
goto failed;
}
@@ -150,7 +152,7 @@ static bool torture_smb2_fsinfo(struct smb2_tree *tree)
printf("Testing fsinfo levels\n");
status = smb2_util_roothandle(tree, &handle);
if (!NT_STATUS_IS_OK(status)) {
- printf("Unable to create test directory '%s' - %s\n", DNAME, nt_errstr(status));
+ printf(__location__ " Unable to create root handle - %s\n", nt_errstr(status));
return false;
}
diff --git a/source4/torture/smb2/util.c b/source4/torture/smb2/util.c
index 219c2140d3..f85b1c42ff 100644
--- a/source4/torture/smb2/util.c
+++ b/source4/torture/smb2/util.c
@@ -123,6 +123,7 @@ static NTSTATUS smb2_create_complex(struct smb2_tree *tree, const char *fname,
io.in.create_disposition = NTCREATEX_DISP_CREATE;
}
+ /* it seems vista is now fussier about alignment? */
if (strchr(fname, ':') == NULL) {
/* setup some EAs */
io.in.eas.num_eas = 2;
@@ -428,7 +429,7 @@ NTSTATUS smb2_util_roothandle(struct smb2_tree *tree, struct smb2_handle *handle
io.in.create_disposition = NTCREATEX_DISP_OPEN;
io.in.share_access = NTCREATEX_SHARE_ACCESS_READ|NTCREATEX_SHARE_ACCESS_DELETE;
io.in.create_options = NTCREATEX_OPTIONS_ASYNC_ALERT;
- io.in.fname = "";
+ io.in.fname = NULL;
status = smb2_create(tree, tree, &io);
NT_STATUS_NOT_OK_RETURN(status);
generated by cgit (git 2.34.1) at 2024-12-18 23:48:05 +0000