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merge new-crypto branch

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@5332 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Johan Danielsson
1999-02-11 21:03:59 +00:00
parent 0a6c3f7fde
commit aaae186ab9
83 changed files with 4175 additions and 1509 deletions
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88
lib/krb5/mk_safe.c
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 1997 Kungliga Tekniska H<>gskolan
* Copyright (c) 1997, 1998 Kungliga Tekniska H<>gskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved.
*
@@ -56,17 +56,7 @@ krb5_mk_safe(krb5_context context,
size_t buf_size;
size_t len;
unsigned tmp_seq;
krb5_cksumtype cksumtype;
if (auth_context->cksumtype)
cksumtype = auth_context->cksumtype;
else {
ret = krb5_keytype_to_cksumtype (context,
auth_context->keyblock->keytype,
&cksumtype);
if (ret)
return ret;
}
krb5_crypto crypto;
s.pvno = 5;
s.msg_type = krb_safe;
@@ -92,68 +82,30 @@ krb5_mk_safe(krb5_context context,
s.cksum.checksum.length = 0;
buf_size = 1024;
buf = malloc (buf_size);
if (buf == NULL) {
buf_size = length_KRB_SAFE(&s);
buf = malloc(buf_size + 128); /* add some for checksum */
if(buf == NULL)
return ENOMEM;
}
do {
ret = encode_KRB_SAFE (buf + buf_size - 1,
buf_size,
&s,
&len);
if (ret) {
if (ret == ASN1_OVERFLOW) {
u_char *tmp;
buf_size *= 2;
tmp = realloc (buf, buf_size);
if (tmp == NULL) {
free (buf);
return ENOMEM;
}
buf = tmp;
} else {
free (buf);
return ENOMEM;
}
}
} while (ret == ASN1_OVERFLOW);
ret = krb5_create_checksum (context,
cksumtype,
buf + buf_size - len,
len,
auth_context->keyblock,
&s.cksum);
ret = encode_KRB_SAFE (buf + buf_size - 1, buf_size, &s, &len);
ret = krb5_crypto_init(context, auth_context->keyblock, 0, &crypto);
ret = krb5_create_checksum(context,
crypto,
KRB5_KU_KRB_SAFE_CKSUM,
buf + buf_size - len,
len,
&s.cksum);
krb5_crypto_destroy(context, crypto);
if (ret) {
free (buf);
return ret;
}
do {
ret = encode_KRB_SAFE (buf + buf_size - 1, buf_size, &s, &len);
if (ret) {
if (ret == ASN1_OVERFLOW) {
u_char *tmp;
buf_size *= 2;
tmp = realloc (buf, buf_size);
if (tmp == NULL) {
free (buf);
free_Checksum (&s.cksum);
return ENOMEM;
}
buf = tmp;
} else {
free (buf);
free_Checksum (&s.cksum);
return ret;
}
}
} while (ret == ASN1_OVERFLOW);
buf_size = length_KRB_SAFE(&s);
buf = realloc(buf, buf_size);
if(buf == NULL)
return ENOMEM;
ret = encode_KRB_SAFE (buf + buf_size - 1, buf_size, &s, &len);
free_Checksum (&s.cksum);
outbuf->length = len;