security-and-privacy/gnupg
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lock only writable key rings and free unused iobuf

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This commit is contained in:
Stefan Bellon 2002-01-02 17:49:29 +00:00
parent 52901c7380
commit 47f2e3c245
2 changed files with 28 additions and 3 deletions
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17
g10/ChangeLog
View File

@ -1,3 +1,18 @@
2002-01-02 Stefan Bellon <sbellon@sbellon.de>
* keyserver.c: Moved util.h include down in order to avoid
redefinition problems on RISC OS.
* keyring.c (keyring_lock): Only lock keyrings that are writable.
* keyring.c (keyring_update_keyblock): Close unused iobuf.
* hkp.c (parse_hkp_index, hkp_search) [__riscos__]: Changed
unsigned char* to char* because of compiler issues.
* exec.c (exec_finish) [__riscos__]: Invalidate close cache so
that file can be unlinked.
2001-12-28 David Shaw <dshaw@jabberwocky.com>
* g10.c (main): Use a different strlist to check extensions since
@ -181,8 +196,6 @@
* getkey.c (get_ctx_handle): New.
* keylist.c (list_one): Implement option here. By David Champion.
=======
>>>>>>> 1.162.2.192
2001-12-20 David Shaw <dshaw@jabberwocky.com>
* keyserver.c (keyserver_spawn): Use mkdtemp() to make temp

14
g10/keyring.c
View File

@ -292,6 +292,8 @@ keyring_lock (KEYRING_HANDLE hd, int yes)
if (yes) {
/* first make sure the lock handles are created */
for (kr=kr_names; kr; kr = kr->next) {
if (!keyring_is_writable(kr))
continue;
if (!kr->lockhd) {
kr->lockhd = create_dotlock( kr->fname );
if (!kr->lockhd) {
@ -305,6 +307,8 @@ keyring_lock (KEYRING_HANDLE hd, int yes)
/* and now set the locks */
for (kr=kr_names; kr; kr = kr->next) {
if (!keyring_is_writable(kr))
continue;
if (kr->is_locked)
;
else if (make_dotlock (kr->lockhd, -1) ) {
@ -318,6 +322,8 @@ keyring_lock (KEYRING_HANDLE hd, int yes)
if (rc || !yes) {
for (kr=kr_names; kr; kr = kr->next) {
if (!keyring_is_writable(kr))
continue;
if (!kr->is_locked)
;
else if (release_dotlock (kr->lockhd))
@ -488,6 +494,12 @@ keyring_update_keyblock (KEYRING_HANDLE hd, KBNODE kb)
BUG ();
}
/* The open iobuf isn't needed anymore and in fact is a problem when
it comes to renaming the keyring files on some operating systems,
so close it here */
iobuf_close(hd->current.iobuf);
hd->current.iobuf = NULL;
/* do the update */
rc = do_copy (3, hd->found.kr->fname, kb, hd->secret,
hd->found.offset, hd->found.n_packets );
@ -1410,6 +1422,7 @@ do_copy (int mode, const char *fname, KBNODE root, int secret,
permissions of the file */
if (access (fname, W_OK))
return G10ERR_WRITE_FILE;
fp = iobuf_open (fname);
if (mode == 1 && !fp && errno == ENOENT) {
/* insert mode but file does not exist: create a new file */
@ -1456,7 +1469,6 @@ do_copy (int mode, const char *fname, KBNODE root, int secret,
iobuf_close(fp);
goto leave;
}
if( mode == 1 ) { /* insert */
/* copy everything to the new file */
rc = copy_all_packets (fp, newfp);