NTSTATUS ndr_pull_charset(struct ndr_pull *ndr, int ndr_flags, const char **var, uint32_t length, uint8_t byte_mul, charset_t chset)
{
int ret;
if (length == 0) {
*var = talloc_strdup(ndr->current_mem_ctx, "");
return NT_STATUS_OK;
}
if (NDR_BE(ndr) && chset == CH_UTF16) {
chset = CH_UTF16BE;
}
NDR_PULL_NEED_BYTES(ndr, length*byte_mul);
ret = convert_string_talloc(ndr->current_mem_ctx,
chset, CH_UNIX,
ndr->data+ndr->offset,
length*byte_mul,
var, False);
if (ret == -1) {
return ndr_pull_error(ndr, NDR_ERR_CHARCNV,
"Bad character conversion");
}
NDR_CHECK(ndr_pull_advance(ndr, length*byte_mul));
return NT_STATUS_OK;
}
_PUBLIC_ enum ndr_err_code ndr_pull_security_acl(struct ndr_pull *ndr, int ndr_flags, struct security_acl *r)
{
uint32_t cntr_aces_0;
TALLOC_CTX *_mem_save_aces_0;
if (ndr_flags & NDR_SCALARS) {
NDR_CHECK(ndr_pull_align(ndr, 4));
NDR_CHECK(ndr_pull_security_acl_revision(ndr, NDR_SCALARS, &r->revision));
NDR_CHECK(ndr_pull_uint16(ndr, NDR_SCALARS, &r->size));
NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->num_aces));
if (r->num_aces > 1000) {
return ndr_pull_error(ndr, NDR_ERR_RANGE, "value out of range");
}
NDR_PULL_ALLOC_N(ndr, r->aces, r->num_aces);
_mem_save_aces_0 = NDR_PULL_GET_MEM_CTX(ndr);
NDR_PULL_SET_MEM_CTX(ndr, r->aces, 0);
for (cntr_aces_0 = 0; cntr_aces_0 < r->num_aces; cntr_aces_0++) {
NDR_CHECK(ndr_pull_security_ace(ndr, NDR_SCALARS, &r->aces[cntr_aces_0]));
}
NDR_PULL_SET_MEM_CTX(ndr, _mem_save_aces_0, 0);
NDR_CHECK(ndr_pull_trailer_align(ndr, 4));
}
if (ndr_flags & NDR_BUFFERS) {
_mem_save_aces_0 = NDR_PULL_GET_MEM_CTX(ndr);
NDR_PULL_SET_MEM_CTX(ndr, r->aces, 0);
for (cntr_aces_0 = 0; cntr_aces_0 < r->num_aces; cntr_aces_0++) {
NDR_CHECK(ndr_pull_security_ace(ndr, NDR_BUFFERS, &r->aces[cntr_aces_0]));
}
NDR_PULL_SET_MEM_CTX(ndr, _mem_save_aces_0, 0);
}
return NDR_ERR_SUCCESS;
}
/*
pull a union from a blob using NDR, given the union discriminator,
failing if all bytes are not consumed
*/
_PUBLIC_ enum ndr_err_code ndr_pull_union_blob_all(const DATA_BLOB *blob, TALLOC_CTX *mem_ctx,
void *p,
uint32_t level, ndr_pull_flags_fn_t fn)
{
struct ndr_pull *ndr;
uint32_t highest_ofs;
ndr = ndr_pull_init_blob(blob, mem_ctx);
NDR_ERR_HAVE_NO_MEMORY(ndr);
NDR_CHECK_FREE(ndr_pull_set_switch_value(ndr, p, level));
NDR_CHECK_FREE(fn(ndr, NDR_SCALARS|NDR_BUFFERS, p));
if (ndr->offset > ndr->relative_highest_offset) {
highest_ofs = ndr->offset;
} else {
highest_ofs = ndr->relative_highest_offset;
}
if (highest_ofs < ndr->data_size) {
enum ndr_err_code ret;
ret = ndr_pull_error(ndr, NDR_ERR_UNREAD_BYTES,
"not all bytes consumed ofs[%u] size[%u]",
highest_ofs, ndr->data_size);
talloc_free(ndr);
return ret;
}
talloc_free(ndr);
return NDR_ERR_SUCCESS;
}
enum ndr_err_code ndr_pull_security_ace(struct ndr_pull *ndr, int ndr_flags, struct security_ace *r)
{
if (ndr_flags & NDR_SCALARS) {
uint32_t start_ofs = ndr->offset;
uint32_t size = 0;
uint32_t pad = 0;
NDR_CHECK(ndr_pull_align(ndr, 4));
NDR_CHECK(ndr_pull_security_ace_type(ndr, NDR_SCALARS, &r->type));
NDR_CHECK(ndr_pull_security_ace_flags(ndr, NDR_SCALARS, &r->flags));
NDR_CHECK(ndr_pull_uint16(ndr, NDR_SCALARS, &r->size));
NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->access_mask));
NDR_CHECK(ndr_pull_set_switch_value(ndr, &r->object, r->type));
NDR_CHECK(ndr_pull_security_ace_object_ctr(ndr, NDR_SCALARS, &r->object));
NDR_CHECK(ndr_pull_dom_sid(ndr, NDR_SCALARS, &r->trustee));
size = ndr->offset - start_ofs;
if (r->size < size) {
return ndr_pull_error(ndr, NDR_ERR_BUFSIZE,
"ndr_pull_security_ace: r->size %u < size %u",
(unsigned)r->size, size);
}
pad = r->size - size;
NDR_PULL_NEED_BYTES(ndr, pad);
ndr->offset += pad;
}
if (ndr_flags & NDR_BUFFERS) {
NDR_CHECK(ndr_pull_security_ace_object_ctr(ndr, NDR_BUFFERS, &r->object));
}
return NDR_ERR_SUCCESS;
}
_PUBLIC_ enum ndr_err_code ndr_pull_sec_desc_buf(struct ndr_pull *ndr, int ndr_flags, struct sec_desc_buf *r)
{
uint32_t _ptr_sd;
TALLOC_CTX *_mem_save_sd_0;
if (ndr_flags & NDR_SCALARS) {
NDR_CHECK(ndr_pull_align(ndr, 5));
NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->sd_size));
if (r->sd_size > 0x40000) {
return ndr_pull_error(ndr, NDR_ERR_RANGE, "value out of range");
}
NDR_CHECK(ndr_pull_generic_ptr(ndr, &_ptr_sd));
if (_ptr_sd) {
NDR_PULL_ALLOC(ndr, r->sd);
} else {
r->sd = NULL;
}
NDR_CHECK(ndr_pull_trailer_align(ndr, 5));
}
if (ndr_flags & NDR_BUFFERS) {
if (r->sd) {
_mem_save_sd_0 = NDR_PULL_GET_MEM_CTX(ndr);
NDR_PULL_SET_MEM_CTX(ndr, r->sd, 0);
{
struct ndr_pull *_ndr_sd;
NDR_CHECK(ndr_pull_subcontext_start(ndr, &_ndr_sd, 4, -1));
NDR_CHECK(ndr_pull_security_descriptor(_ndr_sd, NDR_SCALARS|NDR_BUFFERS, r->sd));
NDR_CHECK(ndr_pull_subcontext_end(ndr, _ndr_sd, 4, -1));
}
NDR_PULL_SET_MEM_CTX(ndr, _mem_save_sd_0, 0);
}
}
return NDR_ERR_SUCCESS;
}
static enum ndr_err_code ndr_pull_dssetup_DsRoleInfo(struct ndr_pull *ndr, int ndr_flags, union dssetup_DsRoleInfo *r)
{
uint32_t level;
uint16_t _level;
level = ndr_pull_get_switch_value(ndr, r);
if (ndr_flags & NDR_SCALARS) {
NDR_CHECK(ndr_pull_union_align(ndr, 5));
NDR_CHECK(ndr_pull_uint1632(ndr, NDR_SCALARS, &_level));
if (_level != level) {
return ndr_pull_error(ndr, NDR_ERR_BAD_SWITCH, "Bad switch value %u for r at %s", _level, __location__);
}
NDR_CHECK(ndr_pull_union_align(ndr, 5));
switch (level) {
case DS_ROLE_BASIC_INFORMATION: {
NDR_CHECK(ndr_pull_dssetup_DsRolePrimaryDomInfoBasic(ndr, NDR_SCALARS, &r->basic));
break; }
case DS_ROLE_UPGRADE_STATUS: {
NDR_CHECK(ndr_pull_dssetup_DsRoleUpgradeStatus(ndr, NDR_SCALARS, &r->upgrade));
break; }
case DS_ROLE_OP_STATUS: {
NDR_CHECK(ndr_pull_dssetup_DsRoleOpStatus(ndr, NDR_SCALARS, &r->opstatus));
break; }
default:
return ndr_pull_error(ndr, NDR_ERR_BAD_SWITCH, "Bad switch value %u at %s", level, __location__);
}
}
if (ndr_flags & NDR_BUFFERS) {
switch (level) {
case DS_ROLE_BASIC_INFORMATION:
NDR_CHECK(ndr_pull_dssetup_DsRolePrimaryDomInfoBasic(ndr, NDR_BUFFERS, &r->basic));
break;
case DS_ROLE_UPGRADE_STATUS:
break;
case DS_ROLE_OP_STATUS:
break;
default:
return ndr_pull_error(ndr, NDR_ERR_BAD_SWITCH, "Bad switch value %u at %s", level, __location__);
}
}
return NDR_ERR_SUCCESS;
}
static enum ndr_err_code ndr_pull_echo_TestCall(struct ndr_pull *ndr, int flags, struct echo_TestCall *r)
{
uint32_t _ptr_s2;
TALLOC_CTX *_mem_save_s2_0;
TALLOC_CTX *_mem_save_s2_1;
if (flags & NDR_IN) {
ZERO_STRUCT(r->out);
NDR_CHECK(ndr_pull_array_size(ndr, &r->in.s1));
NDR_CHECK(ndr_pull_array_length(ndr, &r->in.s1));
if (ndr_get_array_length(ndr, &r->in.s1) > ndr_get_array_size(ndr, &r->in.s1)) {
return ndr_pull_error(ndr, NDR_ERR_ARRAY_SIZE, "Bad array size %u should exceed array length %u", ndr_get_array_size(ndr, &r->in.s1), ndr_get_array_length(ndr, &r->in.s1));
}
NDR_CHECK(ndr_check_string_terminator(ndr, ndr_get_array_length(ndr, &r->in.s1), sizeof(uint16_t)));
NDR_CHECK(ndr_pull_charset(ndr, NDR_SCALARS, &r->in.s1, ndr_get_array_length(ndr, &r->in.s1), sizeof(uint16_t), CH_UTF16));
NDR_PULL_ALLOC(ndr, r->out.s2);
ZERO_STRUCTP(r->out.s2);
}
if (flags & NDR_OUT) {
if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
NDR_PULL_ALLOC(ndr, r->out.s2);
}
_mem_save_s2_0 = NDR_PULL_GET_MEM_CTX(ndr);
NDR_PULL_SET_MEM_CTX(ndr, r->out.s2, LIBNDR_FLAG_REF_ALLOC);
NDR_CHECK(ndr_pull_generic_ptr(ndr, &_ptr_s2));
if (_ptr_s2) {
NDR_PULL_ALLOC(ndr, *r->out.s2);
} else {
*r->out.s2 = NULL;
}
if (*r->out.s2) {
_mem_save_s2_1 = NDR_PULL_GET_MEM_CTX(ndr);
NDR_PULL_SET_MEM_CTX(ndr, *r->out.s2, 0);
NDR_CHECK(ndr_pull_array_size(ndr, r->out.s2));
NDR_CHECK(ndr_pull_array_length(ndr, r->out.s2));
if (ndr_get_array_length(ndr, r->out.s2) > ndr_get_array_size(ndr, r->out.s2)) {
return ndr_pull_error(ndr, NDR_ERR_ARRAY_SIZE, "Bad array size %u should exceed array length %u", ndr_get_array_size(ndr, r->out.s2), ndr_get_array_length(ndr, r->out.s2));
}
NDR_CHECK(ndr_check_string_terminator(ndr, ndr_get_array_length(ndr, r->out.s2), sizeof(uint16_t)));
NDR_CHECK(ndr_pull_charset(ndr, NDR_SCALARS, r->out.s2, ndr_get_array_length(ndr, r->out.s2), sizeof(uint16_t), CH_UTF16));
NDR_PULL_SET_MEM_CTX(ndr, _mem_save_s2_1, 0);
}
NDR_PULL_SET_MEM_CTX(ndr, _mem_save_s2_0, LIBNDR_FLAG_REF_ALLOC);
}
return NDR_ERR_SUCCESS;
}
/*
set the parse offset to 'ofs'
*/
static NTSTATUS ndr_pull_set_offset(struct ndr_pull *ndr, uint32_t ofs)
{
ndr->offset = ofs;
if (ndr->offset > ndr->data_size) {
return ndr_pull_error(ndr, NDR_ERR_BUFSIZE,
"ndr_pull_set_offset %u failed",
ofs);
}
return NT_STATUS_OK;
}
/*
advance by 'size' bytes
*/
_PUBLIC_ NTSTATUS ndr_pull_advance(struct ndr_pull *ndr, uint32_t size)
{
ndr->offset += size;
if (ndr->offset > ndr->data_size) {
return ndr_pull_error(ndr, NDR_ERR_BUFSIZE,
"ndr_pull_advance by %u failed",
size);
}
return NT_STATUS_OK;
}
/*
set the parse offset to 'ofs'
*/
static enum ndr_err_code ndr_pull_set_offset(struct ndr_pull *ndr, uint32_t ofs)
{
ndr->offset = ofs;
if (ndr->offset > ndr->data_size) {
return ndr_pull_error(ndr, NDR_ERR_BUFSIZE,
"ndr_pull_set_offset %u failed",
ofs);
}
return NDR_ERR_SUCCESS;
}
/*
pull a relative object - stage1
called during SCALARS processing
*/
_PUBLIC_ enum ndr_err_code ndr_pull_relative_ptr1(struct ndr_pull *ndr, const void *p, uint32_t rel_offset)
{
rel_offset += ndr->relative_base_offset;
if (rel_offset > ndr->data_size) {
return ndr_pull_error(ndr, NDR_ERR_BUFSIZE,
"ndr_pull_relative_ptr1 rel_offset(%u) > ndr->data_size(%u)",
rel_offset, ndr->data_size);
}
return ndr_token_store(ndr, &ndr->relative_list, p, rel_offset);
}
/*
advance by 'size' bytes
*/
_PUBLIC_ enum ndr_err_code ndr_pull_advance(struct ndr_pull *ndr, uint32_t size)
{
ndr->offset += size;
if (ndr->offset > ndr->data_size) {
return ndr_pull_error(ndr, NDR_ERR_BUFSIZE,
"ndr_pull_advance by %u failed",
size);
}
return NDR_ERR_SUCCESS;
}
/*
check the stored array length field
*/
_PUBLIC_ enum ndr_err_code ndr_check_array_length(struct ndr_pull *ndr, void *p, uint32_t length)
{
uint32_t stored;
stored = ndr_token_peek(&ndr->array_length_list, p);
if (stored != length) {
return ndr_pull_error(ndr, NDR_ERR_ARRAY_SIZE,
"Bad array length - got %u expected %u\n",
stored, length);
}
return NDR_ERR_SUCCESS;
}
/*
pull an array length field and add it to the array_length_list token list
*/
_PUBLIC_ enum ndr_err_code ndr_pull_array_length(struct ndr_pull *ndr, const void *p)
{
uint32_t length, offset;
NDR_CHECK(ndr_pull_uint3264(ndr, NDR_SCALARS, &offset));
if (offset != 0) {
return ndr_pull_error(ndr, NDR_ERR_ARRAY_SIZE,
"non-zero array offset %u\n", offset);
}
NDR_CHECK(ndr_pull_uint3264(ndr, NDR_SCALARS, &length));
return ndr_token_store(ndr, &ndr->array_length_list, p, length);
}
enum ndr_err_code ndr_pull_DNS_RPC_RECORD_STRING(struct ndr_pull *ndr,
int ndr_flags, struct DNS_RPC_RECORD_STRING *rec)
{
rec->count = 0;
rec->str = talloc_array(ndr->current_mem_ctx, struct DNS_RPC_NAME, rec->count);
if (! rec->str) {
return ndr_pull_error(ndr, NDR_ERR_ALLOC, "Failed to pull DNS_RPC_RECORD_STRING");
}
while (ndr->offset < ndr->data_size) {
rec->str = talloc_realloc(ndr->current_mem_ctx, rec->str, struct DNS_RPC_NAME, rec->count+1);
if (! rec->str) {
return ndr_pull_error(ndr, NDR_ERR_ALLOC, "Failed to pull DNS_RPC_RECORD_STRING");
}
NDR_CHECK(ndr_pull_DNS_RPC_NAME(ndr, ndr_flags, &rec->str[rec->count]));
rec->count++;
}
return NDR_ERR_SUCCESS;
}
enum ndr_err_code ndr_pull_DNS_RPC_RECORDS_ARRAY(struct ndr_pull *ndr,
int ndr_flags, struct DNS_RPC_RECORDS_ARRAY *rec)
{
rec->count = 0;
rec->rec = talloc_array(ndr->current_mem_ctx, struct DNS_RPC_RECORDS, rec->count);
if (! rec->rec) {
return ndr_pull_error(ndr, NDR_ERR_ALLOC, "Failed to pull DNS_RPC_RECORDS_ARRAY");
}
while (ndr->offset < ndr->data_size) {
rec->rec = talloc_realloc(ndr->current_mem_ctx, rec->rec, struct DNS_RPC_RECORDS, rec->count+1);
if (! rec->rec) {
return ndr_pull_error(ndr, NDR_ERR_ALLOC, "Failed to pull DNS_RPC_RECORDS_ARRAY");
}
NDR_CHECK(ndr_pull_DNS_RPC_RECORDS(ndr, ndr_flags, &rec->rec[rec->count]));
NDR_PULL_ALIGN(ndr, 4);
rec->count++;
}
return NDR_ERR_SUCCESS;
}
static enum ndr_err_code ndr_pull_xattr_DosInfo(struct ndr_pull *ndr, int ndr_flags, union xattr_DosInfo *r)
{
int level;
uint16_t _level;
level = ndr_pull_get_switch_value(ndr, r);
if (ndr_flags & NDR_SCALARS) {
NDR_CHECK(ndr_pull_uint16(ndr, NDR_SCALARS, &_level));
if (_level != level) {
return ndr_pull_error(ndr, NDR_ERR_BAD_SWITCH, "Bad switch value %u for r", _level);
}
switch (level) {
case 1: {
NDR_CHECK(ndr_pull_xattr_DosInfo1(ndr, NDR_SCALARS, &r->info1));
break; }
case 2: {
NDR_CHECK(ndr_pull_xattr_DosInfo2Old(ndr, NDR_SCALARS, &r->oldinfo2));
break; }
default:
return ndr_pull_error(ndr, NDR_ERR_BAD_SWITCH, "Bad switch value %u", level);
}
}
if (ndr_flags & NDR_BUFFERS) {
switch (level) {
case 1:
break;
case 2:
break;
default:
return ndr_pull_error(ndr, NDR_ERR_BAD_SWITCH, "Bad switch value %u", level);
}
}
return NDR_ERR_SUCCESS;
}
static enum ndr_err_code ndr_pull_echo_Enum3(struct ndr_pull *ndr, int ndr_flags, union echo_Enum3 *r)
{
int level;
uint16_t _level;
level = ndr_pull_get_switch_value(ndr, r);
if (ndr_flags & NDR_SCALARS) {
NDR_CHECK(ndr_pull_uint16(ndr, NDR_SCALARS, &_level));
if (_level != level) {
return ndr_pull_error(ndr, NDR_ERR_BAD_SWITCH, "Bad switch value %u for r", _level);
}
switch (level) {
case ECHO_ENUM1: {
NDR_CHECK(ndr_pull_echo_Enum1(ndr, NDR_SCALARS, &r->e1));
break; }
case ECHO_ENUM2: {
NDR_CHECK(ndr_pull_echo_Enum2(ndr, NDR_SCALARS, &r->e2));
break; }
default:
return ndr_pull_error(ndr, NDR_ERR_BAD_SWITCH, "Bad switch value %u", level);
}
}
if (ndr_flags & NDR_BUFFERS) {
switch (level) {
case ECHO_ENUM1:
break;
case ECHO_ENUM2:
break;
default:
return ndr_pull_error(ndr, NDR_ERR_BAD_SWITCH, "Bad switch value %u", level);
}
}
return NDR_ERR_SUCCESS;
}
/*
parse a dom_sid2 - this is a dom_sid but with an extra copy of the num_auths field
*/
enum ndr_err_code ndr_pull_dom_sid2(struct ndr_pull *ndr, int ndr_flags, struct dom_sid *sid)
{
uint32_t num_auths;
if (!(ndr_flags & NDR_SCALARS)) {
return NDR_ERR_SUCCESS;
}
NDR_CHECK(ndr_pull_uint3264(ndr, NDR_SCALARS, &num_auths));
NDR_CHECK(ndr_pull_dom_sid(ndr, ndr_flags, sid));
if (sid->num_auths != num_auths) {
return ndr_pull_error(ndr, NDR_ERR_ARRAY_SIZE,
"Bad array size %u should exceed %u",
num_auths, sid->num_auths);
}
return NDR_ERR_SUCCESS;
}
/*
pull a struct from a blob using NDR - failing if all bytes are not consumed
*/
_PUBLIC_ enum ndr_err_code ndr_pull_struct_blob_all(const DATA_BLOB *blob, TALLOC_CTX *mem_ctx,
struct smb_iconv_convenience *iconv_convenience,
void *p, ndr_pull_flags_fn_t fn)
{
struct ndr_pull *ndr;
ndr = ndr_pull_init_blob(blob, mem_ctx, iconv_convenience);
NDR_ERR_HAVE_NO_MEMORY(ndr);
NDR_CHECK_FREE(fn(ndr, NDR_SCALARS|NDR_BUFFERS, p));
if (ndr->offset < ndr->data_size) {
return ndr_pull_error(ndr, NDR_ERR_UNREAD_BYTES,
"not all bytes consumed ofs[%u] size[%u]",
ndr->offset, ndr->data_size);
}
talloc_free(ndr);
return NDR_ERR_SUCCESS;
}
_PUBLIC_ enum ndr_err_code ndr_pull_dom_sid(struct ndr_pull *ndr, int ndr_flags, struct dom_sid *r)
{
uint32_t cntr_sub_auths_0;
if (ndr_flags & NDR_SCALARS) {
NDR_CHECK(ndr_pull_align(ndr, 4));
NDR_CHECK(ndr_pull_uint8(ndr, NDR_SCALARS, &r->sid_rev_num));
NDR_CHECK(ndr_pull_int8(ndr, NDR_SCALARS, &r->num_auths));
if (r->num_auths < 0 || r->num_auths > ARRAY_SIZE(r->sub_auths)) {
return ndr_pull_error(ndr, NDR_ERR_RANGE, "value out of range");
}
NDR_CHECK(ndr_pull_array_uint8(ndr, NDR_SCALARS, r->id_auth, 6));
for (cntr_sub_auths_0 = 0; cntr_sub_auths_0 < r->num_auths; cntr_sub_auths_0++) {
NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->sub_auths[cntr_sub_auths_0]));
}
}
return NDR_ERR_SUCCESS;
}
/*
parse a arch dependent uint32/uint64
*/
_PUBLIC_ enum ndr_err_code ndr_pull_uint3264(struct ndr_pull *ndr, int ndr_flags, uint32_t *v)
{
uint64_t v64;
enum ndr_err_code err;
NDR_PULL_CHECK_FLAGS(ndr, ndr_flags);
if (likely(!(ndr->flags & LIBNDR_FLAG_NDR64))) {
return ndr_pull_uint32(ndr, ndr_flags, v);
}
err = ndr_pull_hyper(ndr, ndr_flags, &v64);
*v = (uint32_t)v64;
if (unlikely(v64 != *v)) {
DEBUG(0,(__location__ ": non-zero upper 32 bits 0x%016llx\n",
(unsigned long long)v64));
return ndr_pull_error(ndr, NDR_ERR_NDR64, __location__ ": non-zero upper 32 bits 0x%016llx\n",
(unsigned long long)v64);
}
return err;
}
NTSTATUS ndr_pull_dom_sid(struct ndr_pull *ndr, int ndr_flags, struct dom_sid *r)
{
uint32_t cntr_sub_auths_0;
if (ndr_flags & NDR_SCALARS) {
NDR_CHECK(ndr_pull_align(ndr, 4));
NDR_CHECK(ndr_pull_uint8(ndr, NDR_SCALARS, &r->sid_rev_num));
NDR_CHECK(ndr_pull_uint8(ndr, NDR_SCALARS, &r->num_auths));
if (r->num_auths > 15) {
return ndr_pull_error(ndr, NDR_ERR_RANGE, "value out of range");
}
NDR_CHECK(ndr_pull_array_uint8(ndr, NDR_SCALARS, r->id_auth, 6));
for (cntr_sub_auths_0 = 0; cntr_sub_auths_0 < r->num_auths; cntr_sub_auths_0++) {
NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->sub_auths[cntr_sub_auths_0]));
}
}
if (ndr_flags & NDR_BUFFERS) {
}
return NT_STATUS_OK;
}
_PUBLIC_ enum ndr_err_code ndr_pull_xattr_DOSATTRIB(struct ndr_pull *ndr, int ndr_flags, struct xattr_DOSATTRIB *r)
{
if (ndr_flags & NDR_SCALARS) {
NDR_CHECK(ndr_pull_align(ndr, 4));
{
uint32_t _flags_save_string = ndr->flags;
ndr_set_flags(&ndr->flags, LIBNDR_FLAG_STR_ASCII|LIBNDR_FLAG_STR_NULLTERM);
NDR_CHECK(ndr_pull_string(ndr, NDR_SCALARS, &r->attrib_hex));
ndr->flags = _flags_save_string;
}
if (ndr->offset >= ndr->data_size) {
unsigned int dosattr;
int ret;
if (r->attrib_hex[0] != '0') {
}
if (r->attrib_hex[1] != 'x') {
}
ret = sscanf(r->attrib_hex, "%x", &dosattr);
if (ret != 1) {
}
r->version = 0xFFFF;
r->info.compatinfoFFFF.attrib = dosattr;
return NDR_ERR_SUCCESS;
}
NDR_CHECK(ndr_pull_uint16(ndr, NDR_SCALARS, &r->version));
if (r->version == 0xFFFF) {
return ndr_pull_error(ndr, NDR_ERR_BAD_SWITCH,
"ndr_pull_xattr_DOSATTRIB: "
"invalid level 0x%02X",
r->version);
}
NDR_CHECK(ndr_pull_set_switch_value(ndr, &r->info, r->version));
NDR_CHECK(ndr_pull_xattr_DosInfo(ndr, NDR_SCALARS, &r->info));
}
if (ndr_flags & NDR_BUFFERS) {
}
return NDR_ERR_SUCCESS;
}
static enum ndr_err_code ndr_pull_frsapi_InfoW(struct ndr_pull *ndr, int flags, struct frsapi_InfoW *r)
{
uint32_t _ptr_info;
TALLOC_CTX *_mem_save_info_0;
if (flags & NDR_IN) {
ZERO_STRUCT(r->out);
NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.length));
if (r->in.length > 0x10000) {
return ndr_pull_error(ndr, NDR_ERR_RANGE, "value out of range");
}
NDR_CHECK(ndr_pull_generic_ptr(ndr, &_ptr_info));
if (_ptr_info) {
NDR_PULL_ALLOC(ndr, r->in.info);
} else {
r->in.info = NULL;
}
if (r->in.info) {
_mem_save_info_0 = NDR_PULL_GET_MEM_CTX(ndr);
NDR_PULL_SET_MEM_CTX(ndr, r->in.info, 0);
NDR_CHECK(ndr_pull_frsapi_Info(ndr, NDR_SCALARS, r->in.info));
NDR_PULL_SET_MEM_CTX(ndr, _mem_save_info_0, 0);
}
}
if (flags & NDR_OUT) {
NDR_CHECK(ndr_pull_generic_ptr(ndr, &_ptr_info));
if (_ptr_info) {
NDR_PULL_ALLOC(ndr, r->out.info);
} else {
r->out.info = NULL;
}
if (r->out.info) {
_mem_save_info_0 = NDR_PULL_GET_MEM_CTX(ndr);
NDR_PULL_SET_MEM_CTX(ndr, r->out.info, 0);
NDR_CHECK(ndr_pull_frsapi_Info(ndr, NDR_SCALARS, r->out.info));
NDR_PULL_SET_MEM_CTX(ndr, _mem_save_info_0, 0);
}
NDR_CHECK(ndr_pull_WERROR(ndr, NDR_SCALARS, &r->out.result));
}
return NDR_ERR_SUCCESS;
}
NTSTATUS ndr_check_string_terminator(struct ndr_pull *ndr, uint32_t count, uint32_t element_size)
{
uint32_t i;
struct ndr_pull_save save_offset;
ndr_pull_save(ndr, &save_offset);
ndr_pull_advance(ndr, (count - 1) * element_size);
NDR_PULL_NEED_BYTES(ndr, element_size);
for (i = 0; i < element_size; i++) {
if (ndr->data[ndr->offset+i] != 0) {
ndr_pull_restore(ndr, &save_offset);
return ndr_pull_error(ndr, NDR_ERR_ARRAY_SIZE, "String terminator not present or outside string boundaries");
}
}
ndr_pull_restore(ndr, &save_offset);
return NT_STATUS_OK;
}
_PUBLIC_ enum ndr_err_code ndr_check_pipe_chunk_trailer(struct ndr_pull *ndr, int ndr_flags, uint32_t count)
{
if (ndr->flags & LIBNDR_FLAG_NDR64) {
int64_t tmp = 0 - (int64_t)count;
uint64_t ncount1 = tmp;
uint64_t ncount2;
NDR_CHECK(ndr_pull_hyper(ndr, ndr_flags, &ncount2));
if (ncount1 == ncount2) {
return NDR_ERR_SUCCESS;
}
return ndr_pull_error(ndr, NDR_ERR_ARRAY_SIZE,
"Bad pipe trailer[%lld should be %lld] size was %lu\"",
(unsigned long long)ncount2,
(unsigned long long)ncount1,
(unsigned long)count);
}
return NDR_ERR_SUCCESS;
}
/*
this is a paranoid NDR validator. For every packet we push onto the wire
we pull it back again, then push it again. Then we compare the raw NDR data
for that to the NDR we initially generated. If they don't match then we know
we must have a bug in either the pull or push side of our code
*/
static NTSTATUS dcerpc_ndr_validate_in(struct dcerpc_connection *c,
TALLOC_CTX *mem_ctx,
DATA_BLOB blob,
size_t struct_size,
ndr_push_flags_fn_t ndr_push,
ndr_pull_flags_fn_t ndr_pull)
{
void *st;
struct ndr_pull *pull;
struct ndr_push *push;
DATA_BLOB blob2;
enum ndr_err_code ndr_err;
st = talloc_size(mem_ctx, struct_size);
if (!st) {
return NT_STATUS_NO_MEMORY;
}
pull = ndr_pull_init_flags(c, &blob, mem_ctx);
if (!pull) {
return NT_STATUS_NO_MEMORY;
}
pull->flags |= LIBNDR_FLAG_REF_ALLOC;
ndr_err = ndr_pull(pull, NDR_IN, st);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
NTSTATUS status = ndr_map_error2ntstatus(ndr_err);
ndr_err = ndr_pull_error(pull, NDR_ERR_VALIDATE,
"failed input validation pull - %s",
nt_errstr(status));
return ndr_map_error2ntstatus(ndr_err);
}
push = ndr_push_init_ctx(mem_ctx, c->iconv_convenience);
if (!push) {
return NT_STATUS_NO_MEMORY;
}
ndr_err = ndr_push(push, NDR_IN, st);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
NTSTATUS status = ndr_map_error2ntstatus(ndr_err);
ndr_err = ndr_pull_error(pull, NDR_ERR_VALIDATE,
"failed input validation push - %s",
nt_errstr(status));
return ndr_map_error2ntstatus(ndr_err);
}
blob2 = ndr_push_blob(push);
if (data_blob_cmp(&blob, &blob2) != 0) {
DEBUG(3,("original:\n"));
dump_data(3, blob.data, blob.length);
DEBUG(3,("secondary:\n"));
dump_data(3, blob2.data, blob2.length);
ndr_err = ndr_pull_error(pull, NDR_ERR_VALIDATE,
"failed input validation blobs doesn't match");
return ndr_map_error2ntstatus(ndr_err);
}
return NT_STATUS_OK;
}
/*
this is a paranoid NDR input validator. For every packet we pull
from the wire we push it back again then pull and push it
again. Then we compare the raw NDR data for that to the NDR we
initially generated. If they don't match then we know we must have a
bug in either the pull or push side of our code
*/
static NTSTATUS dcerpc_ndr_validate_out(struct dcerpc_connection *c,
struct ndr_pull *pull_in,
void *struct_ptr,
size_t struct_size,
ndr_push_flags_fn_t ndr_push,
ndr_pull_flags_fn_t ndr_pull,
ndr_print_function_t ndr_print)
{
void *st;
struct ndr_pull *pull;
struct ndr_push *push;
DATA_BLOB blob, blob2;
TALLOC_CTX *mem_ctx = pull_in;
char *s1, *s2;
enum ndr_err_code ndr_err;
st = talloc_size(mem_ctx, struct_size);
if (!st) {
return NT_STATUS_NO_MEMORY;
}
memcpy(st, struct_ptr, struct_size);
push = ndr_push_init_ctx(mem_ctx, c->iconv_convenience);
if (!push) {
return NT_STATUS_NO_MEMORY;
}
ndr_err = ndr_push(push, NDR_OUT, struct_ptr);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
NTSTATUS status = ndr_map_error2ntstatus(ndr_err);
ndr_err = ndr_push_error(push, NDR_ERR_VALIDATE,
"failed output validation push - %s",
nt_errstr(status));
return ndr_map_error2ntstatus(ndr_err);
}
blob = ndr_push_blob(push);
pull = ndr_pull_init_flags(c, &blob, mem_ctx);
if (!pull) {
return NT_STATUS_NO_MEMORY;
}
pull->flags |= LIBNDR_FLAG_REF_ALLOC;
ndr_err = ndr_pull(pull, NDR_OUT, st);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
NTSTATUS status = ndr_map_error2ntstatus(ndr_err);
ndr_err = ndr_pull_error(pull, NDR_ERR_VALIDATE,
"failed output validation pull - %s",
nt_errstr(status));
return ndr_map_error2ntstatus(ndr_err);
}
push = ndr_push_init_ctx(mem_ctx, c->iconv_convenience);
if (!push) {
return NT_STATUS_NO_MEMORY;
}
ndr_err = ndr_push(push, NDR_OUT, st);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
NTSTATUS status = ndr_map_error2ntstatus(ndr_err);
ndr_err = ndr_push_error(push, NDR_ERR_VALIDATE,
"failed output validation push2 - %s",
nt_errstr(status));
return ndr_map_error2ntstatus(ndr_err);
}
blob2 = ndr_push_blob(push);
if (data_blob_cmp(&blob, &blob2) != 0) {
DEBUG(3,("original:\n"));
dump_data(3, blob.data, blob.length);
DEBUG(3,("secondary:\n"));
dump_data(3, blob2.data, blob2.length);
ndr_err = ndr_push_error(push, NDR_ERR_VALIDATE,
"failed output validation blobs doesn't match");
return ndr_map_error2ntstatus(ndr_err);
}
/* this checks the printed forms of the two structures, which effectively
tests all of the value() attributes */
s1 = ndr_print_function_string(mem_ctx, ndr_print, "VALIDATE",
NDR_OUT, struct_ptr);
s2 = ndr_print_function_string(mem_ctx, ndr_print, "VALIDATE",
NDR_OUT, st);
if (strcmp(s1, s2) != 0) {
#if 1
DEBUG(3,("VALIDATE ERROR:\nWIRE:\n%s\n GEN:\n%s\n", s1, s2));
#else
/* this is sometimes useful */
printf("VALIDATE ERROR\n");
file_save("wire.dat", s1, strlen(s1));
file_save("gen.dat", s2, strlen(s2));
system("diff -u wire.dat gen.dat");
#endif
ndr_err = ndr_push_error(push, NDR_ERR_VALIDATE,
"failed output validation strings doesn't match");
return ndr_map_error2ntstatus(ndr_err);
}
return NT_STATUS_OK;
}
/*
handle subcontext buffers, which in midl land are user-marshalled, but
we use magic in pidl to make them easier to cope with
*/
_PUBLIC_ enum ndr_err_code ndr_pull_subcontext_start(struct ndr_pull *ndr,
struct ndr_pull **_subndr,
size_t header_size,
ssize_t size_is)
{
struct ndr_pull *subndr;
uint32_t r_content_size;
bool force_le = false;
bool force_be = false;
switch (header_size) {
case 0: {
uint32_t content_size = ndr->data_size - ndr->offset;
if (size_is >= 0) {
content_size = size_is;
}
r_content_size = content_size;
break;
}
case 2: {
uint16_t content_size;
NDR_CHECK(ndr_pull_uint16(ndr, NDR_SCALARS, &content_size));
if (size_is >= 0 && size_is != content_size) {
return ndr_pull_error(ndr, NDR_ERR_SUBCONTEXT, "Bad subcontext (PULL) size_is(%d) mismatch content_size %d",
(int)size_is, (int)content_size);
}
r_content_size = content_size;
break;
}
case 4: {
uint32_t content_size;
NDR_CHECK(ndr_pull_uint3264(ndr, NDR_SCALARS, &content_size));
if (size_is >= 0 && size_is != content_size) {
return ndr_pull_error(ndr, NDR_ERR_SUBCONTEXT, "Bad subcontext (PULL) size_is(%d) mismatch content_size %d",
(int)size_is, (int)content_size);
}
r_content_size = content_size;
break;
}
case 0xFFFFFC01: {
/*
* Common Type Header for the Serialization Stream
* See [MS-RPCE] 2.2.6 Type Serialization Version 1
*/
uint8_t version;
uint8_t drep;
uint16_t hdrlen;
uint32_t filler;
uint32_t content_size;
uint32_t reserved;
/* version */
NDR_CHECK(ndr_pull_uint8(ndr, NDR_SCALARS, &version));
if (version != 1) {
return ndr_pull_error(ndr, NDR_ERR_SUBCONTEXT,
"Bad subcontext (PULL) Common Type Header version %d != 1",
(int)version);
}
/*
* 0x10 little endian
* 0x00 big endian
*/
NDR_CHECK(ndr_pull_uint8(ndr, NDR_SCALARS, &drep));
if (drep == 0x10) {
force_le = true;
} else if (drep == 0x00) {
force_be = true;
} else {
return ndr_pull_error(ndr, NDR_ERR_SUBCONTEXT,
"Bad subcontext (PULL) Common Type Header invalid drep 0x%02X",
(unsigned int)drep);
}
/* length of the "Private Header for Constructed Type" */
NDR_CHECK(ndr_pull_uint16(ndr, NDR_SCALARS, &hdrlen));
if (hdrlen != 8) {
return ndr_pull_error(ndr, NDR_ERR_SUBCONTEXT,
"Bad subcontext (PULL) Common Type Header length %d != 8",
(int)hdrlen);
}
/* filler should be ignored */
NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &filler));
/*
* Private Header for Constructed Type
*/
/* length - will be updated latter */
NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &content_size));
if (size_is >= 0 && size_is != content_size) {
return ndr_pull_error(ndr, NDR_ERR_SUBCONTEXT, "Bad subcontext (PULL) size_is(%d) mismatch content_size %d",
(int)size_is, (int)content_size);
}
/* the content size must be a multiple of 8 */
if ((content_size % 8) != 0) {
return ndr_pull_error(ndr, NDR_ERR_SUBCONTEXT,
"Bad subcontext (PULL) size_is(%d) not padded to 8 content_size %d",
(int)size_is, (int)content_size);
}
r_content_size = content_size;
/* reserved */
NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &reserved));
break;
}
default:
return ndr_pull_error(ndr, NDR_ERR_SUBCONTEXT, "Bad subcontext (PULL) header_size %d",
(int)header_size);
}
NDR_PULL_NEED_BYTES(ndr, r_content_size);
subndr = talloc_zero(ndr, struct ndr_pull);
NDR_ERR_HAVE_NO_MEMORY(subndr);
subndr->flags = ndr->flags & ~LIBNDR_FLAG_NDR64;
subndr->current_mem_ctx = ndr->current_mem_ctx;
subndr->data = ndr->data + ndr->offset;
subndr->offset = 0;
subndr->data_size = r_content_size;
subndr->iconv_convenience = talloc_reference(subndr, ndr->iconv_convenience);
if (force_le) {
ndr_set_flags(&ndr->flags, LIBNDR_FLAG_LITTLE_ENDIAN);
} else if (force_be) {
ndr_set_flags(&ndr->flags, LIBNDR_FLAG_BIGENDIAN);
}
*_subndr = subndr;
return NDR_ERR_SUCCESS;
}
