The Samba-Bugzilla – Attachment 7811 Details for
Bug 9114
Client parsing of SMB_FIND_INFO_STANDARD unicode strings fails on alignment.
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[patch]
git-am fix for 3.6.next, now with --stdout ! :-).
look (text/plain), 3.37 KB, created by
Jeremy Allison
on 2012-08-22 20:46:09 UTC
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Description:
git-am fix for 3.6.next, now with --stdout ! :-).
Filename:
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Creator:
Jeremy Allison
Created:
2012-08-22 20:46:09 UTC
Size:
3.37 KB
patch
obsolete
>From d45865ad8d1e9ec1ca0681b9adf1b7646438117a Mon Sep 17 00:00:00 2001 >From: Jeremy Allison <jra@samba.org> >Date: Wed, 22 Aug 2012 12:46:50 -0700 >Subject: [PATCH 1/2] Fix bug in SMB_FIND_INFO_STANDARD parsing found by > Volker. > >The function align_string() is now broken as base_ptr no longer >points at the start of the SMB data packet, but >at the start of the returned TRANS2 data area. > >Replace it with a check for FLAGS2_UNICODE_STRINGS and >a call to ucs2_align(). >--- > source3/libsmb/clilist.c | 4 +++- > 1 files changed, 3 insertions(+), 1 deletions(-) > >diff --git a/source3/libsmb/clilist.c b/source3/libsmb/clilist.c >index 43fa7d7..6276d05 100644 >--- a/source3/libsmb/clilist.c >+++ b/source3/libsmb/clilist.c >@@ -86,7 +86,9 @@ static size_t interpret_long_filename(TALLOC_CTX *ctx, > finfo->mode = CVAL(p,24); > len = CVAL(p, 26); > p += 27; >- p += align_string(base_ptr, p, 0); >+ if (recv_flags2 & FLAGS2_UNICODE_STRINGS) { >+ p += ucs2_align(base_ptr, p, STR_UNICODE); >+ } > > /* We can safely use len here (which is required by OS/2) > * and the NAS-BASIC server instead of +2 or +1 as the >-- >1.7.7.3 > > >From adf7c60f5396605e439ff62b5a1fca5765cada64 Mon Sep 17 00:00:00 2001 >From: Jeremy Allison <jra@samba.org> >Date: Wed, 22 Aug 2012 12:52:26 -0700 >Subject: [PATCH 2/2] Remove align_string() and clistr_align_out(). No longer > used. > >--- > source3/include/proto.h | 2 -- > source3/lib/charcnv.c | 12 ------------ > source3/libsmb/clistr.c | 5 ----- > source3/libsmb/proto.h | 2 -- > 4 files changed, 0 insertions(+), 21 deletions(-) > >diff --git a/source3/include/proto.h b/source3/include/proto.h >index 720f431..47e8a66 100644 >--- a/source3/include/proto.h >+++ b/source3/include/proto.h >@@ -137,8 +137,6 @@ size_t pull_string_talloc_fn(const char *function, > const void *src, > size_t src_len, > int flags); >-size_t align_string(const void *base_ptr, const char *p, int flags); >- > /* The following definitions come from lib/clobber.c */ > > void clobber_region(const char *fn, unsigned int line, char *dest, size_t len); >diff --git a/source3/lib/charcnv.c b/source3/lib/charcnv.c >index d3f65ca..6f52f97 100644 >--- a/source3/lib/charcnv.c >+++ b/source3/lib/charcnv.c >@@ -1688,15 +1688,3 @@ size_t pull_string_talloc_fn(const char *function, > src_len, > flags); > } >- >- >-size_t align_string(const void *base_ptr, const char *p, int flags) >-{ >- if (!(flags & STR_ASCII) && \ >- ((flags & STR_UNICODE || \ >- (SVAL(base_ptr, smb_flg2) & FLAGS2_UNICODE_STRINGS)))) { >- return ucs2_align(base_ptr, p, flags); >- } >- return 0; >-} >- >diff --git a/source3/libsmb/clistr.c b/source3/libsmb/clistr.c >index 6e45799..ad22c8c 100644 >--- a/source3/libsmb/clistr.c >+++ b/source3/libsmb/clistr.c >@@ -86,8 +86,3 @@ size_t clistr_pull_talloc_fn(const char *function, > src_len, > flags); > } >- >-size_t clistr_align_out(struct cli_state *cli, const void *p, int flags) >-{ >- return align_string(cli->outbuf, (const char *)p, flags); >-} >diff --git a/source3/libsmb/proto.h b/source3/libsmb/proto.h >index 3b917a1..828c140 100644 >--- a/source3/libsmb/proto.h >+++ b/source3/libsmb/proto.h >@@ -781,8 +781,6 @@ size_t clistr_pull_talloc_fn(const char *function, > const void *src, > int src_len, > int flags); >-size_t clistr_align_out(struct cli_state *cli, const void *p, int flags); >- > /* The following definitions come from libsmb/clitrans.c */ > > struct tevent_req *cli_trans_send( >-- >1.7.7.3 >
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