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authorAndrew Tridgell <tridge@samba.org>2004-09-03 12:10:34 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 12:58:31 -0500
commit6a2422932bb36183ab2ec8d0909de45c3fc8db35 (patch)
tree0f47ec124e3f73318b85a8accf31af7ccc01d910 /source4/librpc/ndr/ndr.c
parent905dd977fa692ef01676b92396f25070a1d194d3 (diff)
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r2204: added [flag(RELATIVE_CURRENT)] to change [relative] pointer behaviour
for this struct and all sub-structures to be like spoolss relative pointers (where offset is relative to current position). volker will test this for me :) (This used to be commit bd45329a3fb55a5d9f006ad601ae26a80b9a563f)
Diffstat (limited to 'source4/librpc/ndr/ndr.c')
-rw-r--r--source4/librpc/ndr/ndr.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/source4/librpc/ndr/ndr.c b/source4/librpc/ndr/ndr.c
index 1cc96ca976..2f1c9ef47f 100644
--- a/source4/librpc/ndr/ndr.c
+++ b/source4/librpc/ndr/ndr.c
@@ -639,11 +639,11 @@ NTSTATUS ndr_pull_relative(struct ndr_pull *ndr, const void **buf, size_t size,
return NT_STATUS_OK;
}
ndr_pull_save(ndr, &save);
- /* the old way of handling relative pointers appears to be
- wrong, and there doesn't seem to be anything relying on it,
- but I am keeping the code around in case I missed a
- critical use for it (tridge, august 2004) */
- NDR_CHECK(ndr_pull_set_offset(ndr, ofs));
+ if (ndr->flags & LIBNDR_FLAG_RELATIVE_CURRENT) {
+ NDR_CHECK(ndr_pull_set_offset(ndr, ofs + ndr->offset - 4));
+ } else {
+ NDR_CHECK(ndr_pull_set_offset(ndr, ofs));
+ }
NDR_CHECK(ndr_pull_subcontext(ndr, ndr2, ndr->data_size - ndr->offset));
/* strings must be allocated by the backend functions */
if (ndr->flags & LIBNDR_STRING_FLAGS) {
@@ -748,7 +748,11 @@ NTSTATUS ndr_push_relative2(struct ndr_push *ndr, const void *p)
if (ndr->offset == 0) {
return NT_STATUS_INTERNAL_ERROR;
}
- NDR_CHECK(ndr_push_uint32(ndr, save.offset));
+ if (ndr->flags & LIBNDR_FLAG_RELATIVE_CURRENT) {
+ NDR_CHECK(ndr_push_uint32(ndr, save.offset - ndr->offset));
+ } else {
+ NDR_CHECK(ndr_push_uint32(ndr, save.offset));
+ }
ndr_push_restore(ndr, &save);
return NT_STATUS_OK;
}