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author | Zhanna Tsitkov <tsitkova@mit.edu> | 2009-08-03 14:19:16 +0000 |
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committer | Zhanna Tsitkov <tsitkova@mit.edu> | 2009-08-03 14:19:16 +0000 |
commit | 3c40c7f134b4e87baa43b0cacb435b6f96245e2f (patch) | |
tree | 2b1014db60c1d3941f17a4d00221e07cc5cece62 /src/lib/crypto/krb/keyblocks.c | |
parent | ab7ffb919b4ee5ee5bc07f987d9163202a632e6a (diff) | |
download | krb5-3c40c7f134b4e87baa43b0cacb435b6f96245e2f.zip krb5-3c40c7f134b4e87baa43b0cacb435b6f96245e2f.tar.gz krb5-3c40c7f134b4e87baa43b0cacb435b6f96245e2f.tar.bz2 |
Crypto modularity proj: Separate files under crypto directory based on their functionality. Move Kerberos specific files into krb subdir and MIT specific - into builtin subdir. Place all tests into crypto_tests subfolder.
bigredbutton: whitespace
git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@22477 dc483132-0cff-0310-8789-dd5450dbe970
Diffstat (limited to 'src/lib/crypto/krb/keyblocks.c')
-rw-r--r-- | src/lib/crypto/krb/keyblocks.c | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/src/lib/crypto/krb/keyblocks.c b/src/lib/crypto/krb/keyblocks.c new file mode 100644 index 0000000..5912c81 --- /dev/null +++ b/src/lib/crypto/krb/keyblocks.c @@ -0,0 +1,79 @@ +/* + * lib/crypto/keyblocks.c + * + * Copyright (C) 2002, 2005 by the Massachusetts Institute of Technology. + * All rights reserved. + * + * Export of this software from the United States of America may + * require a specific license from the United States Government. + * It is the responsibility of any person or organization contemplating + * export to obtain such a license before exporting. + * + * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and + * distribute this software and its documentation for any purpose and + * without fee is hereby granted, provided that the above copyright + * notice appear in all copies and that both that copyright notice and + * this permission notice appear in supporting documentation, and that + * the name of M.I.T. not be used in advertising or publicity pertaining + * to distribution of the software without specific, written prior + * permission. Furthermore if you modify this software you must label + * your software as modified software and not distribute it in such a + * fashion that it might be confused with the original M.I.T. software. + * M.I.T. makes no representations about the suitability of + * this software for any purpose. It is provided "as is" without express + * or implied warranty. + * + * + * + * krb5_init_keyblock- a function to set up + * an empty keyblock + */ + + +#include "k5-int.h" +#include <assert.h> + +krb5_error_code krb5int_c_init_keyblock + (krb5_context context, krb5_enctype enctype, + size_t length, krb5_keyblock **out) +{ + krb5_keyblock *kb; + kb = malloc (sizeof(krb5_keyblock)); + assert (out); + *out = NULL; + if (!kb) { + return ENOMEM; + } + kb->magic = KV5M_KEYBLOCK; + kb->enctype = enctype; + kb->length = length; + if(length) { + kb->contents = malloc (length); + if(!kb->contents) { + free (kb); + return ENOMEM; + } + } else { + kb->contents = NULL; + } + *out = kb; + return 0; +} + + +void +krb5int_c_free_keyblock(krb5_context context, register krb5_keyblock *val) +{ + krb5int_c_free_keyblock_contents(context, val); + free(val); +} + +void +krb5int_c_free_keyblock_contents(krb5_context context, krb5_keyblock *key) +{ + if (key && key->contents) { + krb5int_zap_data (key->contents, key->length); + free(key->contents); + key->contents = 0; + } +} |