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authorStefan Metzmacher <metze@samba.org>2005-06-02 03:41:12 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 13:17:24 -0500
commit19a154fe2b3c8f1d78ed4052a31f88f27d06b8b3 (patch)
tree12f90c3e3b7a32f49634c5936a3451f2853ef189 /source4/librpc/ndr
parent87fa5c4fb5f80338bac79679b7b05f7d38bb5942 (diff)
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r7186: add [relative_base] property, which is allowed on typedef's
(maybe we could add them to elements latter...) with this property all relative pointers from inside the struct or union are relative to the struct/union start metze (This used to be commit c0dd18326c058e3e218d43f48ecff418f4b0b51e)
Diffstat (limited to 'source4/librpc/ndr')
-rw-r--r--source4/librpc/ndr/libndr.h6
-rw-r--r--source4/librpc/ndr/ndr.c176
2 files changed, 129 insertions, 53 deletions
diff --git a/source4/librpc/ndr/libndr.h b/source4/librpc/ndr/libndr.h
index e5d8b0e593..93cc67eaad 100644
--- a/source4/librpc/ndr/libndr.h
+++ b/source4/librpc/ndr/libndr.h
@@ -46,6 +46,9 @@ struct ndr_pull {
uint32_t data_size;
uint32_t offset;
+ uint32_t relative_base_offset;
+ struct ndr_token_list *relative_base_list;
+
struct ndr_token_list *relative_list;
struct ndr_token_list *array_size_list;
struct ndr_token_list *array_length_list;
@@ -69,6 +72,9 @@ struct ndr_push {
uint32_t alloc_size;
uint32_t offset;
+ uint32_t relative_base_offset;
+ struct ndr_token_list *relative_base_list;
+
struct ndr_token_list *switch_list;
struct ndr_token_list *relative_list;
diff --git a/source4/librpc/ndr/ndr.c b/source4/librpc/ndr/ndr.c
index 4137a997f0..b1fbaaeb31 100644
--- a/source4/librpc/ndr/ndr.c
+++ b/source4/librpc/ndr/ndr.c
@@ -563,59 +563,6 @@ uint32_t ndr_print_get_switch_value(struct ndr_print *ndr, const void *p)
}
/*
- pull a relative object - stage1
- called during SCALARS processing
-*/
-NTSTATUS ndr_pull_relative_ptr1(struct ndr_pull *ndr, const void *p, uint32_t rel_offset)
-{
- return ndr_token_store(ndr, &ndr->relative_list, p, rel_offset);
-}
-
-/*
- pull a relative object - stage2
- called during BUFFERS processing
-*/
-NTSTATUS ndr_pull_relative_ptr2(struct ndr_pull *ndr, const void *p)
-{
- uint32_t rel_offset;
- NDR_CHECK(ndr_token_retrieve(&ndr->relative_list, p, &rel_offset));
- return ndr_pull_set_offset(ndr, rel_offset);
-}
-
-/*
- push a relative object - stage1
- this is called during SCALARS processing
-*/
-NTSTATUS ndr_push_relative_ptr1(struct ndr_push *ndr, const void *p)
-{
- if (p == NULL) {
- NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, 0));
- return NT_STATUS_OK;
- }
- NDR_CHECK(ndr_push_align(ndr, 4));
- NDR_CHECK(ndr_token_store(ndr, &ndr->relative_list, p, ndr->offset));
- return ndr_push_uint32(ndr, NDR_SCALARS, 0xFFFFFFFF);
-}
-
-/*
- push a relative object - stage2
- this is called during buffers processing
-*/
-NTSTATUS ndr_push_relative_ptr2(struct ndr_push *ndr, const void *p)
-{
- struct ndr_push_save save;
- if (p == NULL) {
- return NT_STATUS_OK;
- }
- NDR_CHECK(ndr_push_align(ndr, 4));
- ndr_push_save(ndr, &save);
- NDR_CHECK(ndr_token_retrieve(&ndr->relative_list, p, &ndr->offset));
- NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, save.offset));
- ndr_push_restore(ndr, &save);
- return NT_STATUS_OK;
-}
-
-/*
pull a struct from a blob using NDR
*/
NTSTATUS ndr_pull_struct_blob(const DATA_BLOB *blob, TALLOC_CTX *mem_ctx, void *p,
@@ -765,3 +712,126 @@ size_t ndr_size_union(const void *p, int flags, uint32_t level, ndr_push_flags_f
talloc_free(ndr);
return ret;
}
+
+/*
+ get the current base for relative pointers for the push
+*/
+uint32_t ndr_push_get_relative_base_offset(struct ndr_push *ndr)
+{
+ return ndr->relative_base_offset;
+}
+
+/*
+ restore the old base for relative pointers for the push
+*/
+void ndr_push_restore_relative_base_offset(struct ndr_push *ndr, uint32_t offset)
+{
+ ndr->relative_base_offset = offset;
+}
+
+/*
+ setup the current base for relative pointers for the push
+ called in the NDR_SCALAR stage
+*/
+NTSTATUS ndr_push_setup_relative_base_offset1(struct ndr_push *ndr, const void *p, uint32_t offset)
+{
+ ndr->relative_base_offset = offset;
+ return ndr_token_store(ndr, &ndr->relative_base_list, p, offset);
+}
+
+/*
+ setup the current base for relative pointers for the push
+ called in the NDR_BUFFERS stage
+*/
+NTSTATUS ndr_push_setup_relative_base_offset2(struct ndr_push *ndr, const void *p)
+{
+ return ndr_token_retrieve(&ndr->relative_base_list, p, &ndr->relative_base_offset);
+}
+
+/*
+ push a relative object - stage1
+ this is called during SCALARS processing
+*/
+NTSTATUS ndr_push_relative_ptr1(struct ndr_push *ndr, const void *p)
+{
+ if (p == NULL) {
+ NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, 0));
+ return NT_STATUS_OK;
+ }
+ NDR_CHECK(ndr_push_align(ndr, 4));
+ NDR_CHECK(ndr_token_store(ndr, &ndr->relative_list, p, ndr->offset));
+ return ndr_push_uint32(ndr, NDR_SCALARS, 0xFFFFFFFF);
+}
+
+/*
+ push a relative object - stage2
+ this is called during buffers processing
+*/
+NTSTATUS ndr_push_relative_ptr2(struct ndr_push *ndr, const void *p)
+{
+ struct ndr_push_save save;
+ if (p == NULL) {
+ return NT_STATUS_OK;
+ }
+ ndr_push_save(ndr, &save);
+ NDR_CHECK(ndr_token_retrieve(&ndr->relative_list, p, &ndr->offset));
+ NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, save.offset));
+ ndr_push_restore(ndr, &save);
+ return NT_STATUS_OK;
+}
+
+/*
+ get the current base for relative pointers for the pull
+*/
+uint32_t ndr_pull_get_relative_base_offset(struct ndr_pull *ndr)
+{
+ return ndr->relative_base_offset;
+}
+
+/*
+ restore the old base for relative pointers for the pull
+*/
+void ndr_pull_restore_relative_base_offset(struct ndr_pull *ndr, uint32_t offset)
+{
+ ndr->relative_base_offset = offset;
+}
+
+/*
+ setup the current base for relative pointers for the pull
+ called in the NDR_SCALAR stage
+*/
+NTSTATUS ndr_pull_setup_relative_base_offset1(struct ndr_pull *ndr, const void *p, uint32_t offset)
+{
+ ndr->relative_base_offset = offset;
+ return ndr_token_store(ndr, &ndr->relative_base_list, p, offset);
+}
+
+/*
+ setup the current base for relative pointers for the pull
+ called in the NDR_BUFFERS stage
+*/
+NTSTATUS ndr_pull_setup_relative_base_offset2(struct ndr_pull *ndr, const void *p)
+{
+ return ndr_token_retrieve(&ndr->relative_base_list, p, &ndr->relative_base_offset);
+}
+
+/*
+ pull a relative object - stage1
+ called during SCALARS processing
+*/
+NTSTATUS ndr_pull_relative_ptr1(struct ndr_pull *ndr, const void *p, uint32_t rel_offset)
+{
+ rel_offset += ndr->relative_base_offset;
+ return ndr_token_store(ndr, &ndr->relative_list, p, rel_offset);
+}
+
+/*
+ pull a relative object - stage2
+ called during BUFFERS processing
+*/
+NTSTATUS ndr_pull_relative_ptr2(struct ndr_pull *ndr, const void *p)
+{
+ uint32_t rel_offset;
+ NDR_CHECK(ndr_token_retrieve(&ndr->relative_list, p, &rel_offset));
+ return ndr_pull_set_offset(ndr, rel_offset);
+}