diff options
Diffstat (limited to 'kbx/keybox-search.c')
| -rw-r--r-- | kbx/keybox-search.c | 36 |
1 files changed, 35 insertions, 1 deletions
diff --git a/kbx/keybox-search.c b/kbx/keybox-search.c index ef5cd953e..1e36be968 100644 --- a/kbx/keybox-search.c +++ b/kbx/keybox-search.c @@ -1,5 +1,5 @@ /* keybox-search.c - Search operations - * Copyright (C) 2001, 2002, 2003, 2004 Free Software Foundation, Inc. + * Copyright (C) 2001, 2002, 2003, 2004, 2012 Free Software Foundation, Inc. * * This file is part of GnuPG. * @@ -958,6 +958,40 @@ keybox_search (KEYBOX_HANDLE hd, KEYBOX_SEARCH_DESC *desc, size_t ndesc) Functions to return a certificate or a keyblock. To be used after a successful search operation. */ + + +/* Return the last found keyblock. Returns 0 on success and stores a + new iobuf at R_IOBUF in that case. */ +gpg_error_t +keybox_get_keyblock (KEYBOX_HANDLE hd, iobuf_t *r_iobuf) +{ + const unsigned char *buffer; + size_t length; + size_t image_off, image_len; + + *r_iobuf = NULL; + + if (!hd) + return gpg_error (GPG_ERR_INV_VALUE); + if (!hd->found.blob) + return gpg_error (GPG_ERR_NOTHING_FOUND); + + if (blob_get_type (hd->found.blob) != BLOBTYPE_PGP) + return gpg_error (GPG_ERR_WRONG_BLOB_TYPE); + + buffer = _keybox_get_blob_image (hd->found.blob, &length); + if (length < 40) + return gpg_error (GPG_ERR_TOO_SHORT); + image_off = get32 (buffer+8); + image_len = get32 (buffer+12); + if (image_off+image_len > length) + return gpg_error (GPG_ERR_TOO_SHORT); + + *r_iobuf = iobuf_temp_with_content (buffer+image_off, image_len); + return 0; +} + + #ifdef KEYBOX_WITH_X509 /* Return the last found cert. Caller must free it. |