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gpg: Make --no-literal work again for -c and --store.

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* g10/dearmor.c (dearmor_file): Check for errors of iobuf_copy.
(enarmor_file): Ditto.
* g10/encrypt.c (encrypt_simple): Fix error check of iobuf_copy
(encrypt_crypt): Use iobuf_copy.
--

Fixes-commit: 756c0bd5d8
GnuPG-bug-id: 5852
This commit is contained in:
Werner Koch 2024-09-06 15:46:41 +02:00
parent 1eaf1e236e
commit 9a741aba3d
No known key found for this signature in database
GPG Key ID: E3FDFF218E45B72B
2 changed files with 29 additions and 18 deletions
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12
g10/dearmor.c
View File

@ -67,6 +67,12 @@ dearmor_file( const char *fname )
goto leave;
iobuf_copy (out, inp);
if ((rc = iobuf_error (inp)))
log_error (_("error reading '%s': %s\n"),
iobuf_get_fname_nonnull (inp), gpg_strerror (rc));
else if ((rc = iobuf_error (out)))
log_error (_("error writing '%s': %s\n"),
iobuf_get_fname_nonnull (out), gpg_strerror (rc));
leave:
if( rc )
@ -115,6 +121,12 @@ enarmor_file( const char *fname )
push_armor_filter ( afx, out );
iobuf_copy (out, inp);
if ((rc = iobuf_error (inp)))
log_error (_("error reading '%s': %s\n"),
iobuf_get_fname_nonnull (inp), gpg_strerror (rc));
else if ((rc = iobuf_error (out)))
log_error (_("error writing '%s': %s\n"),
iobuf_get_fname_nonnull (out), gpg_strerror (rc));
leave:
if( rc )

35
g10/encrypt.c
View File

@ -633,9 +633,13 @@ encrypt_simple (const char *filename, int mode, int use_seskey)
{
/* User requested not to create a literal packet, so we copy the
plain data. */
rc = iobuf_copy (out, inp);
if (rc)
log_error ("copying input to output failed: %s\n", gpg_strerror (rc));
iobuf_copy (out, inp);
if ((rc = iobuf_error (inp)))
log_error (_("error reading '%s': %s\n"),
iobuf_get_fname_nonnull (inp), gpg_strerror (rc));
else if ((rc = iobuf_error (out)))
log_error (_("error writing '%s': %s\n"),
iobuf_get_fname_nonnull (out), gpg_strerror (rc));
}
/* Finish the stuff. */
@ -760,8 +764,8 @@ write_symkey_enc (STRING2KEY *symkey_s2k, aead_algo_t aead_algo,
* The caller may provide a checked list of public keys in
* PROVIDED_KEYS; if not the function builds a list of keys on its own.
*
* Note that FILEFD is currently only used by cmd_encrypt in the
* not yet finished server.c.
* Note that FILEFD and OUTPUTFD are currently only used by
* cmd_encrypt in the not yet finished server.c.
*/
int
encrypt_crypt (ctrl_t ctrl, gnupg_fd_t filefd, const char *filename,
@ -996,19 +1000,14 @@ encrypt_crypt (ctrl_t ctrl, gnupg_fd_t filefd, const char *filename,
{
/* User requested not to create a literal packet, so we copy the
plain data. */
byte copy_buffer[4096];
int bytes_copied;
while ((bytes_copied = iobuf_read (inp, copy_buffer, 4096)) != -1)
{
rc = iobuf_write (out, copy_buffer, bytes_copied);
if (rc)
{
log_error ("copying input to output failed: %s\n",
gpg_strerror (rc));
break;
}
}
wipememory (copy_buffer, 4096); /* Burn the buffer. */
iobuf_copy (out, inp);
if ((rc = iobuf_error (inp)))
log_error (_("error reading '%s': %s\n"),
iobuf_get_fname_nonnull (inp), gpg_strerror (rc));
else if ((rc = iobuf_error (out)))
log_error (_("error writing '%s': %s\n"),
iobuf_get_fname_nonnull (out), gpg_strerror (rc));
}
/* Finish the stuff. */