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Diffstat (limited to 'source4/libcli/ndr/ndr_basic.c')
-rw-r--r-- | source4/libcli/ndr/ndr_basic.c | 270 |
1 files changed, 0 insertions, 270 deletions
diff --git a/source4/libcli/ndr/ndr_basic.c b/source4/libcli/ndr/ndr_basic.c deleted file mode 100644 index 394d1e2eb1..0000000000 --- a/source4/libcli/ndr/ndr_basic.c +++ /dev/null @@ -1,270 +0,0 @@ -/* - Unix SMB/CIFS implementation. - - routines for marshalling/unmarshalling basic types - - Copyright (C) Andrew Tridgell 2003 - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -*/ - -#include "includes.h" - -#define NDR_PULL_NEED_BYTES(ndr, n) do { \ - if ((n) > ndr->data_size || ndr->offset + (n) > ndr->data_size) { \ - return NT_STATUS_BUFFER_TOO_SMALL; \ - } \ -} while(0) - -#define NDR_PULL_ALIGN(ndr, n) do { \ - ndr->offset = (ndr->offset + (n-1)) & ~(n-1); \ - if (ndr->offset >= ndr->data_size) { \ - return NT_STATUS_BUFFER_TOO_SMALL; \ - } \ -} while(0) - -/* - parse a u8 -*/ -NTSTATUS ndr_pull_u8(struct ndr_pull *ndr, uint8 *v) -{ - NDR_PULL_NEED_BYTES(ndr, 1); - *v = CVAL(ndr->data, ndr->offset); - ndr->offset += 1; - return NT_STATUS_OK; -} - - -/* - parse a u16 -*/ -NTSTATUS ndr_pull_u16(struct ndr_pull *ndr, uint16 *v) -{ - NDR_PULL_ALIGN(ndr, 2); - NDR_PULL_NEED_BYTES(ndr, 2); - if (ndr->flags & LIBNDR_FLAG_BIGENDIAN) { - *v = RSVAL(ndr->data, ndr->offset); - } else { - *v = SVAL(ndr->data, ndr->offset); - } - ndr->offset += 2; - return NT_STATUS_OK; -} - - -/* - parse a u32 -*/ -NTSTATUS ndr_pull_u32(struct ndr_pull *ndr, uint32 *v) -{ - NDR_PULL_ALIGN(ndr, 4); - NDR_PULL_NEED_BYTES(ndr, 4); - if (ndr->flags & LIBNDR_FLAG_BIGENDIAN) { - *v = RIVAL(ndr->data, ndr->offset); - } else { - *v = IVAL(ndr->data, ndr->offset); - } - ndr->offset += 4; - return NT_STATUS_OK; -} - -/* - pull a NTSTATUS -*/ -NTSTATUS ndr_pull_status(struct ndr_pull *ndr, NTSTATUS *status) -{ - uint32 v; - NDR_CHECK(ndr_pull_u32(ndr, &v)); - *status = NT_STATUS(v); - return NT_STATUS_OK; -} - -/* - parse a set of bytes -*/ -NTSTATUS ndr_pull_bytes(struct ndr_pull *ndr, char *data, uint32 n) -{ - NDR_PULL_NEED_BYTES(ndr, n); - memcpy(data, ndr->data + ndr->offset, n); - ndr->offset += n; - return NT_STATUS_OK; -} - -/* - parse a GUID -*/ -NTSTATUS ndr_pull_guid(struct ndr_pull *ndr, GUID *guid) -{ - int i; - NDR_PULL_NEED_BYTES(ndr, GUID_SIZE); - for (i=0;i<GUID_SIZE;i++) { - guid->info[i] = CVAL(ndr->data, ndr->offset + i); - } - ndr->offset += i; - return NT_STATUS_OK; -} - - -#define NDR_PUSH_NEED_BYTES(ndr, n) NDR_CHECK(ndr_push_expand(ndr, ndr->offset+(n))) - -#define NDR_PUSH_ALIGN(ndr, n) do { \ - uint32 _pad = (ndr->offset & (n-1)); \ - while (_pad--) NDR_CHECK(ndr_push_u8(ndr, 0)); \ -} while(0) - -/* - push a u8 -*/ -NTSTATUS ndr_push_u8(struct ndr_push *ndr, uint8 v) -{ - NDR_PUSH_NEED_BYTES(ndr, 1); - SCVAL(ndr->data, ndr->offset, v); - ndr->offset += 1; - return NT_STATUS_OK; -} - -/* - push a u16 -*/ -NTSTATUS ndr_push_u16(struct ndr_push *ndr, uint16 v) -{ - NDR_PUSH_ALIGN(ndr, 2); - NDR_PUSH_NEED_BYTES(ndr, 2); - SSVAL(ndr->data, ndr->offset, v); - ndr->offset += 2; - return NT_STATUS_OK; -} - -/* - push a u32 -*/ -NTSTATUS ndr_push_u32(struct ndr_push *ndr, uint32 v) -{ - NDR_PUSH_ALIGN(ndr, 4); - NDR_PUSH_NEED_BYTES(ndr, 4); - SIVAL(ndr->data, ndr->offset, v); - ndr->offset += 4; - return NT_STATUS_OK; -} - -/* - push some bytes -*/ -NTSTATUS ndr_push_bytes(struct ndr_push *ndr, const char *data, uint32 n) -{ - NDR_PUSH_NEED_BYTES(ndr, n); - memcpy(ndr->data + ndr->offset, data, n); - ndr->offset += n; - return NT_STATUS_OK; -} - -/* - save the current position - */ -void ndr_push_save(struct ndr_push *ndr, struct ndr_push_save *save) -{ - save->offset = ndr->offset; -} - -/* - restore the position - */ -void ndr_push_restore(struct ndr_push *ndr, struct ndr_push_save *save) -{ - ndr->offset = save->offset; -} - -/* - this is used when a packet has a 4 byte length field. We remember the start position - and come back to it later to fill in the size -*/ -NTSTATUS ndr_push_length4_start(struct ndr_push *ndr, struct ndr_push_save *save) -{ - NDR_PUSH_ALIGN(ndr, 4); - ndr_push_save(ndr, save); - return ndr_push_u32(ndr, 0); -} - -NTSTATUS ndr_push_length4_end(struct ndr_push *ndr, struct ndr_push_save *save) -{ - struct ndr_push_save save2; - ndr_push_save(ndr, &save2); - ndr_push_restore(ndr, save); - NDR_CHECK(ndr_push_u32(ndr, save2.offset - ndr->offset)); - ndr_push_restore(ndr, &save2); - return NT_STATUS_OK; -} - -/* - push a 1 if a pointer is non-NULL, otherwise 0 -*/ -NTSTATUS ndr_push_ptr(struct ndr_push *ndr, const void *p) -{ - return ndr_push_u32(ndr, p?1:0); -} - -/* - push a comformant, variable ucs2 string onto the wire from a C string -*/ -NTSTATUS ndr_push_unistr(struct ndr_push *ndr, const char *s) -{ - char *ws; - ssize_t len; - len = push_ucs2_talloc(ndr->mem_ctx, (smb_ucs2_t **)&ws, s); - if (len == -1) { - return NT_STATUS_INVALID_PARAMETER; - } - NDR_CHECK(ndr_push_u32(ndr, len/2)); - NDR_CHECK(ndr_push_u32(ndr, 0)); - NDR_CHECK(ndr_push_u32(ndr, len/2)); - NDR_CHECK(ndr_push_bytes(ndr, ws, len)); - return NT_STATUS_OK; -} - -/* - push a 4 byte offset pointer, remembering where we are so we can later fill - in the correct value -*/ -NTSTATUS ndr_push_offset(struct ndr_push *ndr, struct ndr_push_save *ofs) -{ - NDR_PUSH_ALIGN(ndr, 4); - ndr_push_save(ndr, ofs); - return ndr_push_u32(ndr, 0); -} - -/* - fill in the correct offset in a saved offset pointer - the offset is taken relative to 'save' -*/ -NTSTATUS ndr_push_offset_ptr(struct ndr_push *ndr, - struct ndr_push_save *ofs, - struct ndr_push_save *save) -{ - struct ndr_push_save save2; - ndr_push_save(ndr, &save2); - ndr_push_restore(ndr, ofs); - NDR_CHECK(ndr_push_u32(ndr, save2.offset - save->offset)); - ndr_push_restore(ndr, &save2); - return NT_STATUS_OK; -} - - -/* - push a GUID -*/ -NTSTATUS ndr_push_guid(struct ndr_push *ndr, GUID *guid) -{ - return ndr_push_bytes(ndr, guid->info, GUID_SIZE); -} |