From: Volker Lendecke <vl@samba.org>
Date: Thu, 9 Feb 2023 16:38:43 +0000 (+0100)
Subject: smbd: DBG_DEBUG raw create contexts received from the client
X-Git-Tag: talloc-2.4.1~1436
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=62651ace1cbdb56206fdd66a58c3f2afd617a893;p=thirdparty%2Fsamba.git

smbd: DBG_DEBUG raw create contexts received from the client

Got

smbd_smb2_request_process_create: Got 2 create blobs
[0]
[0000] 93 AD 25 50 9C B4 11 E7   B4 23 83 DE 96 8B CD 7C   ..%P.... .#.....|
[0000] 05 00 00 00                                         ....
[1]
[0000] 51 46 69 64                                         QFid

from cifs.ko, trying to find out where the "05 00 00 00" comes from..

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
---

diff --git a/source3/smbd/smb2_create.c b/source3/smbd/smb2_create.c
index 0f18d5594a4..68abb3f5e82 100644
--- a/source3/smbd/smb2_create.c
+++ b/source3/smbd/smb2_create.c
@@ -268,6 +268,26 @@ NTSTATUS smbd_smb2_request_process_create(struct smbd_smb2_request *smb2req)
 		return smbd_smb2_request_error(smb2req, status);
 	}
 
+	if (CHECK_DEBUGLVL(DBGLVL_DEBUG)) {
+		char *str = talloc_asprintf(
+			talloc_tos(),
+			"\nGot %"PRIu32" create blobs\n",
+			in_context_blobs.num_blobs);
+		uint32_t i;
+
+		for (i=0; i<in_context_blobs.num_blobs; i++) {
+			struct smb2_create_blob *b =
+				&in_context_blobs.blobs[i];
+			talloc_asprintf_addbuf(&str, "[%"PRIu32"]\n", i);
+			dump_data_addbuf(
+				(uint8_t *)b->tag, strlen(b->tag), &str);
+			dump_data_addbuf(
+				b->data.data, b->data.length, &str);
+		}
+		DBG_DEBUG("%s", str);
+		TALLOC_FREE(str);
+	}
+
 	tsubreq = smbd_smb2_create_send(smb2req,
 				       smb2req->sconn->ev_ctx,
 				       smb2req,