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author | Repo Admin <[email protected]> | 2002-10-19 07:55:27 +0000 |
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committer | Repo Admin <[email protected]> | 2002-10-19 07:55:27 +0000 |
commit | 82a17c9fb3d64ccdd474c3bedf564368f77e84a4 (patch) | |
tree | 0c01ee8cea5f6f77e830955c6b97024752740a2b /kbx/keybox-file.c | |
parent | Bumped version number for cvs version (diff) | |
download | gnupg-82a17c9fb3d64ccdd474c3bedf564368f77e84a4.tar.gz gnupg-82a17c9fb3d64ccdd474c3bedf564368f77e84a4.zip |
This commit was manufactured by cvs2svn to create branch
'GNUPG-1-9-BRANCH'.
Diffstat (limited to 'kbx/keybox-file.c')
-rw-r--r-- | kbx/keybox-file.c | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/kbx/keybox-file.c b/kbx/keybox-file.c deleted file mode 100644 index bbbf78e3c..000000000 --- a/kbx/keybox-file.c +++ /dev/null @@ -1,102 +0,0 @@ -/* keybox-file.c - file oeprations - * Copyright (C) 2001 Free Software Foundation, Inc. - * - * This file is part of GnuPG. - * - * GnuPG is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * GnuPG is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA - */ - -#include <config.h> -#include <stdlib.h> -#include <stdio.h> -#include <string.h> - -#include "keybox-defs.h" - -/* Read a block at the current postion and return it in r_blob. - r_blob may be NULL to simply skip the current block */ -int -_keybox_read_blob (KEYBOXBLOB *r_blob, FILE *fp) -{ - char *image; - size_t imagelen = 0; - int c1, c2, c3, c4, type; - int rc; - off_t off; - - again: - *r_blob = NULL; - off = ftello (fp); - if (off == (off_t)-1) - return KEYBOX_Read_Error; - - if ((c1 = getc (fp)) == EOF - || (c2 = getc (fp)) == EOF - || (c3 = getc (fp)) == EOF - || (c4 = getc (fp)) == EOF - || (type = getc (fp)) == EOF) - { - if ( c1 == EOF && !ferror (fp) ) - return -1; /* eof */ - return KEYBOX_Read_Error; - } - - imagelen = (c1 << 24) | (c2 << 16) | (c3 << 8 ) | c4; - if (imagelen > 500000) /* sanity check */ - return KEYBOX_Blob_Too_Large; - - if (imagelen < 5) - return KEYBOX_Blob_Too_Short; - - if (!type) - { - /* special treatment for empty blobs. */ - if (fseek (fp, imagelen-5, SEEK_CUR)) - return KEYBOX_Read_Error; - goto again; - } - - image = xtrymalloc (imagelen); - if (!image) - return KEYBOX_Out_Of_Core; - - image[0] = c1; image[1] = c2; image[2] = c3; image[3] = c4; image[4] = type; - if (fread (image+5, imagelen-5, 1, fp) != 1) - { - xfree (image); - return KEYBOX_Read_Error; - } - - rc = r_blob? _keybox_new_blob (r_blob, image, imagelen, off) : 0; - if (rc || !r_blob) - xfree (image); - return rc; -} - - -/* Write the block to the current file position */ -int -_keybox_write_blob (KEYBOXBLOB blob, FILE *fp) -{ - const char *image; - size_t length; - - image = _keybox_get_blob_image (blob, &length); - if (fwrite (image, length, 1, fp) != 1) - { - return KEYBOX_Write_Error; - } - return 0; -} |