#include "includes.h"
#include "libcli/raw/libcliraw.h"
+#include "libcli/raw/raw_proto.h"
#include "libcli/smb2/smb2.h"
#include "libcli/smb2/smb2_calls.h"
-#define CREATE_TAG_EXTA 0x41747845 /* "ExtA" */
-#define CREATE_TAG_MXAC 0x6341784D /* "MxAc" */
-
/*
add a blob to a smb2_create attribute blob
*/
-NTSTATUS smb2_create_blob_add(TALLOC_CTX *mem_ctx, DATA_BLOB *blob,
- uint32_t tag,
- DATA_BLOB add, bool last)
+static NTSTATUS smb2_create_blob_push_one(TALLOC_CTX *mem_ctx, DATA_BLOB *buffer,
+ const struct smb2_create_blob *blob,
+ bool last)
{
- uint32_t ofs = blob->length;
- uint8_t pad = smb2_padding_size(add.length, 8);
- if (!data_blob_realloc(mem_ctx, blob, blob->length + 0x18 + add.length + pad))
+ uint32_t ofs = buffer->length;
+ size_t tag_length = strlen(blob->tag);
+ uint8_t pad = smb2_padding_size(blob->data.length+tag_length, 4);
+
+ if (!data_blob_realloc(mem_ctx, buffer,
+ buffer->length + 0x14 + tag_length + blob->data.length + pad))
return NT_STATUS_NO_MEMORY;
-
+
if (last) {
- SIVAL(blob->data, ofs+0x00, 0);
+ SIVAL(buffer->data, ofs+0x00, 0);
} else {
- SIVAL(blob->data, ofs+0x00, 0x18 + add.length + pad);
+ SIVAL(buffer->data, ofs+0x00, 0x14 + tag_length + blob->data.length + pad);
}
- SSVAL(blob->data, ofs+0x04, 0x10); /* offset of tag */
- SIVAL(blob->data, ofs+0x06, 0x04); /* tag length */
- SSVAL(blob->data, ofs+0x0A, 0x18); /* offset of data */
- SIVAL(blob->data, ofs+0x0C, add.length);
- SIVAL(blob->data, ofs+0x10, tag);
- SIVAL(blob->data, ofs+0x14, 0); /* pad? */
- memcpy(blob->data+ofs+0x18, add.data, add.length);
- memset(blob->data+ofs+0x18+add.length, 0, pad);
+ SSVAL(buffer->data, ofs+0x04, 0x10); /* offset of tag */
+ SIVAL(buffer->data, ofs+0x06, tag_length); /* tag length */
+ SSVAL(buffer->data, ofs+0x0A, 0x14 + tag_length); /* offset of data */
+ SIVAL(buffer->data, ofs+0x0C, blob->data.length);
+ memcpy(buffer->data+ofs+0x10, blob->tag, tag_length);
+ SIVAL(buffer->data, ofs+0x10+tag_length, 0); /* pad? */
+ memcpy(buffer->data+ofs+0x14+tag_length, blob->data.data, blob->data.length);
+ memset(buffer->data+ofs+0x14+tag_length+blob->data.length, 0, pad);
+
+ return NT_STATUS_OK;
+}
+
+NTSTATUS smb2_create_blob_add(TALLOC_CTX *mem_ctx, struct smb2_create_blobs *b,
+ const char *tag, DATA_BLOB data)
+{
+ struct smb2_create_blob *array;
+
+ array = talloc_realloc(mem_ctx, b->blobs,
+ struct smb2_create_blob,
+ b->num_blobs + 1);
+ NT_STATUS_HAVE_NO_MEMORY(array);
+ b->blobs = array;
+
+ b->blobs[b->num_blobs].tag = talloc_strdup(b->blobs, tag);
+ NT_STATUS_HAVE_NO_MEMORY(b->blobs[b->num_blobs].tag);
+
+ if (data.data) {
+ b->blobs[b->num_blobs].data = data_blob_talloc(b->blobs,
+ data.data,
+ data.length);
+ NT_STATUS_HAVE_NO_MEMORY(b->blobs[b->num_blobs].data.data);
+ } else {
+ b->blobs[b->num_blobs].data = data_blob(NULL, 0);
+ }
+
+ b->num_blobs += 1;
return NT_STATUS_OK;
}
struct smb2_request *req;
NTSTATUS status;
DATA_BLOB blob = data_blob(NULL, 0);
+ uint32_t i;
+ struct smb2_create_blobs blobs = io->in.blobs;
req = smb2_request_init_tree(tree, SMB2_OP_CREATE, 0x38, true, 0);
if (req == NULL) return NULL;
- SSVAL(req->out.body, 0x02, io->in.oplock_flags);
- SIVAL(req->out.body, 0x04, io->in.impersonation);
- SIVAL(req->out.body, 0x08, io->in.unknown3[0]);
- SIVAL(req->out.body, 0x0C, io->in.unknown3[1]);
- SIVAL(req->out.body, 0x10, io->in.unknown3[2]);
- SIVAL(req->out.body, 0x14, io->in.unknown3[3]);
- SIVAL(req->out.body, 0x18, io->in.access_mask);
- SIVAL(req->out.body, 0x1C, io->in.file_attr);
+ SCVAL(req->out.body, 0x02, io->in.security_flags);
+ SCVAL(req->out.body, 0x03, io->in.oplock_level);
+ SIVAL(req->out.body, 0x04, io->in.impersonation_level);
+ SBVAL(req->out.body, 0x08, io->in.create_flags);
+ SBVAL(req->out.body, 0x10, io->in.reserved);
+ SIVAL(req->out.body, 0x18, io->in.desired_access);
+ SIVAL(req->out.body, 0x1C, io->in.file_attributes);
SIVAL(req->out.body, 0x20, io->in.share_access);
- SIVAL(req->out.body, 0x24, io->in.open_disposition);
+ SIVAL(req->out.body, 0x24, io->in.create_disposition);
SIVAL(req->out.body, 0x28, io->in.create_options);
status = smb2_push_o16s16_string(&req->out, 0x2C, io->in.fname);
if (io->in.eas.num_eas != 0) {
DATA_BLOB b = data_blob_talloc(req, NULL,
- ea_list_size_chained(io->in.eas.num_eas, io->in.eas.eas));
- ea_put_list_chained(b.data, io->in.eas.num_eas, io->in.eas.eas);
- status = smb2_create_blob_add(req, &blob, CREATE_TAG_EXTA, b, false);
+ ea_list_size_chained(io->in.eas.num_eas, io->in.eas.eas, 4));
+ ea_put_list_chained(b.data, io->in.eas.num_eas, io->in.eas.eas, 4);
+ status = smb2_create_blob_add(req, &blobs,
+ SMB2_CREATE_TAG_EXTA, b);
if (!NT_STATUS_IS_OK(status)) {
talloc_free(req);
return NULL;
/* an empty MxAc tag seems to be used to ask the server to
return the maximum access mask allowed on the file */
- status = smb2_create_blob_add(req, &blob, CREATE_TAG_MXAC, data_blob(NULL, 0), true);
-
+ status = smb2_create_blob_add(req, &blobs,
+ SMB2_CREATE_TAG_MXAC, data_blob(NULL, 0));
if (!NT_STATUS_IS_OK(status)) {
talloc_free(req);
return NULL;
}
+
+ for (i=0; i < blobs.num_blobs; i++) {
+ bool last = false;
+ const struct smb2_create_blob *c;
+
+ if ((i + 1) == blobs.num_blobs) {
+ last = true;
+ }
+
+ c = &blobs.blobs[i];
+ status = smb2_create_blob_push_one(req, &blob,
+ c, last);
+ if (!NT_STATUS_IS_OK(status)) {
+ talloc_free(req);
+ return NULL;
+ }
+ }
+
status = smb2_push_o32s32_blob(&req->out, 0x30, blob);
if (!NT_STATUS_IS_OK(status)) {
talloc_free(req);
SMB2_CHECK_PACKET_RECV(req, 0x58, true);
- io->out.oplock_flags = SVAL(req->in.body, 0x02);
+ io->out.oplock_level = CVAL(req->in.body, 0x02);
+ io->out.reserved = CVAL(req->in.body, 0x03);
io->out.create_action = IVAL(req->in.body, 0x04);
io->out.create_time = smbcli_pull_nttime(req->in.body, 0x08);
io->out.access_time = smbcli_pull_nttime(req->in.body, 0x10);
io->out.alloc_size = BVAL(req->in.body, 0x28);
io->out.size = BVAL(req->in.body, 0x30);
io->out.file_attr = IVAL(req->in.body, 0x38);
- io->out._pad = IVAL(req->in.body, 0x3C);
+ io->out.reserved2 = IVAL(req->in.body, 0x3C);
smb2_pull_handle(req->in.body+0x40, &io->out.file.handle);
status = smb2_pull_o32s32_blob(&req->in, mem_ctx, req->in.body+0x50, &io->out.blob);
if (!NT_STATUS_IS_OK(status)) {