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author | markm <markm@FreeBSD.org> | 2000-01-09 20:58:00 +0000 |
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committer | markm <markm@FreeBSD.org> | 2000-01-09 20:58:00 +0000 |
commit | 5f68254a360fdb4f3ebc30f6ad6507556425dd0a (patch) | |
tree | a96b9cd24173c10bba3fd7e2acf5d68e5bb0773e /crypto/heimdal/lib/krb5/data.c | |
parent | d88c9767e1793993cc2242ccfb9a8ba002a061c6 (diff) | |
parent | 4ecbd6db44d79348bc815f31096e53104f50838b (diff) | |
download | FreeBSD-src-5f68254a360fdb4f3ebc30f6ad6507556425dd0a.zip FreeBSD-src-5f68254a360fdb4f3ebc30f6ad6507556425dd0a.tar.gz |
This commit was generated by cvs2svn to compensate for changes in r55682,
which included commits to RCS files with non-trunk default branches.
Diffstat (limited to 'crypto/heimdal/lib/krb5/data.c')
-rw-r--r-- | crypto/heimdal/lib/krb5/data.c | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/crypto/heimdal/lib/krb5/data.c b/crypto/heimdal/lib/krb5/data.c new file mode 100644 index 0000000..21191e2 --- /dev/null +++ b/crypto/heimdal/lib/krb5/data.c @@ -0,0 +1,109 @@ +/* + * Copyright (c) 1997 - 1999 Kungliga Tekniska Högskolan + * (Royal Institute of Technology, Stockholm, Sweden). + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * 3. Neither the name of the Institute nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include "krb5_locl.h" + +RCSID("$Id: data.c,v 1.15 1999/12/02 17:05:09 joda Exp $"); + +void +krb5_data_zero(krb5_data *p) +{ + p->length = 0; + p->data = NULL; +} + +void +krb5_data_free(krb5_data *p) +{ + if(p->data != NULL) + free(p->data); + p->length = 0; +} + +void +krb5_free_data(krb5_context context, + krb5_data *p) +{ + krb5_data_free(p); + free(p); +} + +krb5_error_code +krb5_data_alloc(krb5_data *p, int len) +{ + p->data = malloc(len); + if(len && p->data == NULL) + return ENOMEM; + p->length = len; + return 0; +} + +krb5_error_code +krb5_data_realloc(krb5_data *p, int len) +{ + void *tmp; + tmp = realloc(p->data, len); + if(len && !tmp) + return ENOMEM; + p->data = tmp; + p->length = len; + return 0; +} + +krb5_error_code +krb5_data_copy(krb5_data *p, const void *data, size_t len) +{ + if (len) { + if(krb5_data_alloc(p, len)) + return ENOMEM; + memmove(p->data, data, len); + } else + p->data = NULL; + p->length = len; + return 0; +} + +krb5_error_code +krb5_copy_data(krb5_context context, + const krb5_data *indata, + krb5_data **outdata) +{ + krb5_error_code ret; + ALLOC(*outdata, 1); + if(*outdata == NULL) + return ENOMEM; + ret = copy_octet_string(indata, *outdata); + if(ret) + free(*outdata); + return ret; +} |