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fix files-are-digests patch

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OBS-URL: https://build.opensuse.org/package/show/Base:System/gpg2?expand=0&rev=16
This commit is contained in:
Petr Uzel 2010-03-22 15:13:26 +00:00 committed by Git OBS Bridge
parent f64981a2d3
commit 11eb0e170b
4 changed files with 196 additions and 2 deletions
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182
gnupg-files-are-digests.patch Normal file
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@ -0,0 +1,182 @@
---
g10/gpg.c | 4 +++
g10/options.h | 1
g10/sign.c | 66 +++++++++++++++++++++++++++++++++++++++++++++++++++++-----
3 files changed, 66 insertions(+), 5 deletions(-)
Index: gnupg-2.0.14/g10/gpg.c
===================================================================
--- gnupg-2.0.14.orig/g10/gpg.c 2009-12-21 15:00:55.000000000 +0100
+++ gnupg-2.0.14/g10/gpg.c 2010-03-22 15:05:00.000000000 +0100
@@ -340,6 +340,7 @@ enum cmd_and_opt_values
oTTYtype,
oLCctype,
oLCmessages,
+ oFilesAreDigests,
oXauthority,
oGroup,
oUnGroup,
@@ -705,6 +706,7 @@ static ARGPARSE_OPTS opts[] = {
ARGPARSE_s_s (oPersonalDigestPreferences, "personal-digest-preferences","@"),
ARGPARSE_s_s (oPersonalCompressPreferences,
"personal-compress-preferences", "@"),
+ ARGPARSE_s_n (oFilesAreDigests, "files-are-digests", "@"),
/* Aliases. I constantly mistype these, and assume other people do
as well. */
@@ -1998,6 +2000,7 @@ main (int argc, char **argv)
opt.def_cert_expire="0";
set_homedir ( default_homedir () );
opt.passwd_repeat=1;
+ opt.files_are_digests=0;
/* Check whether we have a config file on the command line. */
orig_argc = argc;
@@ -2481,6 +2484,7 @@ main (int argc, char **argv)
case oPhotoViewer: opt.photo_viewer = pargs.r.ret_str; break;
case oForceV3Sigs: opt.force_v3_sigs = 1; break;
case oNoForceV3Sigs: opt.force_v3_sigs = 0; break;
+ case oFilesAreDigests: opt.files_are_digests = 1; break;
case oForceV4Certs: opt.force_v4_certs = 1; break;
case oNoForceV4Certs: opt.force_v4_certs = 0; break;
case oForceMDC: opt.force_mdc = 1; break;
Index: gnupg-2.0.14/g10/options.h
===================================================================
--- gnupg-2.0.14.orig/g10/options.h 2009-09-21 18:53:51.000000000 +0200
+++ gnupg-2.0.14/g10/options.h 2010-03-22 11:34:09.000000000 +0100
@@ -194,6 +194,7 @@ struct
int no_auto_check_trustdb;
int preserve_permissions;
int no_homedir_creation;
+ int files_are_digests;
struct groupitem *grouplist;
int mangle_dos_filenames;
int enable_progress_filter;
Index: gnupg-2.0.14/g10/sign.c
===================================================================
--- gnupg-2.0.14.orig/g10/sign.c 2009-09-21 18:53:51.000000000 +0200
+++ gnupg-2.0.14/g10/sign.c 2010-03-22 16:07:47.000000000 +0100
@@ -662,8 +662,12 @@ write_signature_packets (SK_LIST sk_list
mk_notation_policy_etc (sig, NULL, sk);
}
+ if (!opt.files_are_digests) {
hash_sigversion_to_magic (md, sig);
gcry_md_final (md);
+ } else if (sig->version >= 4) {
+ log_bug("files-are-digests doesn't work with v4 sigs\n");
+ }
rc = do_sign( sk, sig, md, hash_for (sk) );
gcry_md_close (md);
@@ -720,6 +724,8 @@ sign_file( strlist_t filenames, int deta
SK_LIST sk_rover = NULL;
int multifile = 0;
u32 duration=0;
+ int sigclass = 0x00;
+ u32 timestamp = 0;
pfx = new_progress_context ();
afx = new_armor_context ();
@@ -736,7 +742,16 @@ sign_file( strlist_t filenames, int deta
fname = NULL;
if( fname && filenames->next && (!detached || encryptflag) )
- log_bug("multiple files can only be detached signed");
+ log_bug("multiple files can only be detached signed\n");
+
+ if (opt.files_are_digests && (multifile || !fname))
+ log_bug("files-are-digests only works with one file\n");
+ if (opt.files_are_digests && !detached)
+ log_bug("files-are-digests can only write detached signatures\n");
+ if (opt.files_are_digests && !opt.def_digest_algo)
+ log_bug("files-are-digests needs --digest-algo\n");
+ if (opt.files_are_digests && opt.textmode)
+ log_bug("files-are-digests doesn't work with --textmode\n");
if(encryptflag==2
&& (rc=setup_symkey(&efx.symkey_s2k,&efx.symkey_dek)))
@@ -764,7 +779,7 @@ sign_file( strlist_t filenames, int deta
goto leave;
/* prepare iobufs */
- if( multifile ) /* have list of filenames */
+ if( multifile || opt.files_are_digests) /* have list of filenames */
inp = NULL; /* we do it later */
else {
inp = iobuf_open(fname);
@@ -897,7 +912,7 @@ sign_file( strlist_t filenames, int deta
gcry_md_enable (mfx.md, hash_for(sk));
}
- if( !multifile )
+ if( !multifile && !opt.files_are_digests )
iobuf_push_filter( inp, md_filter, &mfx );
if( detached && !encryptflag && !RFC1991 )
@@ -952,6 +967,8 @@ sign_file( strlist_t filenames, int deta
write_status_begin_signing (mfx.md);
+ sigclass = opt.textmode && !outfile? 0x01 : 0x00;
+
/* Setup the inner packet. */
if( detached ) {
if( multifile ) {
@@ -992,6 +1009,45 @@ sign_file( strlist_t filenames, int deta
if( opt.verbose )
putc( '\n', stderr );
}
+ else if (opt.files_are_digests) {
+ byte *mdb, ts[5];
+ size_t mdlen;
+ const char *fp;
+ int c, d;
+
+ gcry_md_final(mfx.md);
+ /* this assumes gcry_md_read returns the same buffer */
+ mdb = gcry_md_read(mfx.md, opt.def_digest_algo);
+ mdlen = gcry_md_get_algo_dlen(opt.def_digest_algo);
+ if (strlen(fname) != mdlen * 2 + 11)
+ log_bug("digests must be %d + @ + 5 bytes\n", mdlen);
+ d = -1;
+ for (fp = fname ; *fp; ) {
+ c = *fp++;
+ if (c >= '0' && c <= '9')
+ c -= '0';
+ else if (c >= 'a' && c <= 'f')
+ c -= 'a' - 10;
+ else if (c >= 'A' && c <= 'F')
+ c -= 'A' - 10;
+ else
+ log_bug("filename is not hex\n");
+ if (d >= 0) {
+ *mdb++ = d << 4 | c;
+ c = -1;
+ if (--mdlen == 0) {
+ mdb = ts;
+ if (*fp++ != '@')
+ log_bug("missing time separator\n");
+ }
+ }
+ d = c;
+ }
+ sigclass = ts[0];
+ if (sigclass != 0x00 && sigclass != 0x01)
+ log_bug("bad cipher class\n");
+ timestamp = buffer_to_u32(ts + 1);
+ }
else {
/* read, so that the filter can calculate the digest */
while( iobuf_get(inp) != -1 )
@@ -1009,8 +1065,8 @@ sign_file( strlist_t filenames, int deta
/* write the signatures */
rc = write_signature_packets (sk_list, out, mfx.md,
- opt.textmode && !outfile? 0x01 : 0x00,
- 0, duration, detached ? 'D':'S');
+ sigclass,
+ timestamp, duration, detached ? 'D':'S');
if( rc )
goto leave;

10
gpg2.changes
View File

@ -1,3 +1,8 @@
-------------------------------------------------------------------
Mon Mar 22 15:09:24 UTC 2010 - puzel@novell.com
- fix files-are-digests patch (bnc#469229)
-------------------------------------------------------------------
Wed Feb 17 13:29:18 CET 2010 - dimstar@opensuse.org
@ -21,6 +26,11 @@ Thu Jan 28 14:15:24 UTC 2010 - puzel@novell.com
- fix build for older distributions
-------------------------------------------------------------------
Wed Jan 27 16:30:41 UTC 2010 - puzel@novell.com
- port files-are-digests patch from gpg1 (bnc#469229)
-------------------------------------------------------------------
Tue Dec 15 20:56:35 CET 2009 - jengelh@medozas.de

6
gpg2.spec
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@ -20,7 +20,7 @@
Name: gpg2
Version: 2.0.14
Release: 1
Release: 2
BuildRequires: expect
BuildRequires: fdupes
BuildRequires: libgpg-error-devel >= 1.4
@ -54,8 +54,9 @@ Patch5: gnupg-2.0.10-tmpdir.diff
Patch7: gnupg-2.0.4-install_tools.diff
Patch10: gnupg-2.0.9-RSA_ES.patch
Patch11: gnupg-2.0.9-langinfo.patch
Patch12: gnupg-files-are-digests.patch
# PATCH-FIX-UPSTREAM gnupg-2.0.14-s2kcount.patch dimstar@opensuse.org -- use fixed s2k-count number to not use gpg-agent.
Patch12: gnupg-2.0.14-s2kcount.patch
Patch13: gnupg-2.0.14-s2kcount.patch
BuildRoot: %{_tmppath}/%{name}-%{version}-build
%description
@ -70,6 +71,7 @@ gpg-agent, and a keybox library.
%patch10 -p1
%patch11
%patch12 -p1
%patch13 -p1
%build
# Required for patch7:

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