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Some changes to suport g13.

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This commit is contained in:
Werner Koch 2009-09-30 15:28:38 +00:00
parent c11c23b6ac
commit 27c1b4bef8
37 changed files with 2069 additions and 324 deletions
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46
common/iobuf.c
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@ -1260,6 +1260,32 @@ iobuf_is_pipe_filename (const char *fname)
return check_special_filename (fname) != -1;
}
/* Either open the file specified by the file descriptor FD or - if FD
is GNUPG_INVALID_FD - the file with name FNAME. As of now MODE is
assumed to be "rb" if FNAME is used. In contrast to iobuf_fdopen
the fiel descriptor FD will not be closed during an iobuf_close. */
iobuf_t
iobuf_open_fd_or_name (gnupg_fd_t fd, const char *fname, const char *mode)
{
iobuf_t a;
if (fd == GNUPG_INVALID_FD)
a = iobuf_open (fname);
else
{
gnupg_fd_t fd2;
fd2 = dup (fd);
if (fd2 == GNUPG_INVALID_FD)
a = NULL;
else
a = iobuf_fdopen (fd2, mode);
}
return a;
}
/****************
* Create a head iobuf for reading from a file
* returns: NULL if an error occures and sets errno
@ -1306,8 +1332,8 @@ iobuf_open (const char *fname)
}
/****************
* Create a head iobuf for reading from a file
* returns: NULL if an error occures and sets errno
* Create a head iobuf for reading or writing from/to a file
* Returns: NULL if an error occures and sets ERRNO.
*/
iobuf_t
iobuf_fdopen (int fd, const char *mode)
@ -2355,7 +2381,9 @@ iobuf_seek (iobuf_t a, off_t newpos)
/****************
* Retrieve the real filename
* Retrieve the real filename. This is the filename actually used on
* disk and not a made up one. Returns NULL if no real filename is
* available.
*/
const char *
iobuf_get_real_fname (iobuf_t a)
@ -2376,7 +2404,7 @@ iobuf_get_real_fname (iobuf_t a)
/****************
* Retrieve the filename
* Retrieve the filename. This name should only be used in diagnostics.
*/
const char *
iobuf_get_fname (iobuf_t a)
@ -2390,6 +2418,16 @@ iobuf_get_fname (iobuf_t a)
return NULL;
}
/* Same as iobuf_get_fname but never returns NULL. */
const char *
iobuf_get_fname_nonnull (iobuf_t a)
{
const char *fname;
fname = iobuf_get_fname (a);
return fname? fname : "[?]";
}
/****************
* enable partial block mode as described in the OpenPGP draft.