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clean-up and comment-up

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@7119 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
1999-10-06 16:28:06 +00:00
parent 7651f41762
commit 4170031efa
1 changed files with 121 additions and 29 deletions
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150
lib/krb5/cache.c
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@@ -40,6 +40,12 @@
RCSID("$Id$");
/*
* Add a new ccache type with operations `ops', overwriting any
* existing one if `override'.
* Return an error code or 0.
*/
krb5_error_code
krb5_cc_register(krb5_context context,
const krb5_cc_ops *ops,
@@ -47,25 +53,21 @@ krb5_cc_register(krb5_context context,
{
int i;
if(context->cc_ops == NULL){
context->num_cc_ops = 4;
context->cc_ops = calloc(context->num_cc_ops, sizeof(*context->cc_ops));
}
for(i = 0; context->cc_ops[i].prefix && i < context->num_cc_ops; i++){
if(strcmp(context->cc_ops[i].prefix, ops->prefix) == 0){
for(i = 0; i < context->num_cc_ops && context->cc_ops[i].prefix; i++) {
if(strcmp(context->cc_ops[i].prefix, ops->prefix) == 0) {
if(override)
free(context->cc_ops[i].prefix);
else
return KRB5_CC_TYPE_EXISTS; /* XXX */
return KRB5_CC_TYPE_EXISTS;
}
}
if(i == context->num_cc_ops){
krb5_cc_ops *o = realloc(context->cc_ops,
(context->num_cc_ops + 4) *
if(i == context->num_cc_ops) {
krb5_cc_ops *o = realloc(context->cc_ops,
(context->num_cc_ops + 1) *
sizeof(*context->cc_ops));
if(o == NULL)
return KRB5_CC_NOMEM;
context->num_cc_ops += 4;
context->num_cc_ops++;
context->cc_ops = o;
memset(context->cc_ops + i, 0,
(context->num_cc_ops - i) * sizeof(*context->cc_ops));
@@ -78,6 +80,11 @@ krb5_cc_register(krb5_context context,
return 0;
}
/*
* Allocate memory for a new ccache in `id' with operations `ops'
* and name `residual'.
* Return 0 or an error code.
*/
static krb5_error_code
allocate_ccache (krb5_context context,
@@ -101,11 +108,13 @@ allocate_ccache (krb5_context context,
/*
* Find and allocate a ccache in `id' from the specification in `residual'.
* If the ccache name doesn't contain any colon, interpret it as a file name.
* Return 0 or an error code.
*/
krb5_error_code
krb5_cc_resolve(krb5_context context,
const char *residual,
const char *name,
krb5_ccache *id)
{
int i;
@@ -113,19 +122,24 @@ krb5_cc_resolve(krb5_context context,
for(i = 0; i < context->num_cc_ops && context->cc_ops[i].prefix; i++) {
size_t prefix_len = strlen(context->cc_ops[i].prefix);
if(strncmp(context->cc_ops[i].prefix, residual, prefix_len) == 0
&& residual[prefix_len] == ':') {
if(strncmp(context->cc_ops[i].prefix, name, prefix_len) == 0
&& name[prefix_len] == ':') {
return allocate_ccache (context, &context->cc_ops[i],
residual + prefix_len + 1,
name + prefix_len + 1,
id);
}
}
if (strchr (residual, ':') == NULL)
return allocate_ccache (context, &krb5_fcc_ops, residual, id);
if (strchr (name, ':') == NULL)
return allocate_ccache (context, &krb5_fcc_ops, name, id);
else
return KRB5_CC_UNKNOWN_TYPE;
}
/*
* Generate a new ccache of type `ops' in `id'.
* Return 0 or an error code.
*/
krb5_error_code
krb5_cc_gen_new(krb5_context context,
const krb5_cc_ops *ops,
@@ -141,6 +155,10 @@ krb5_cc_gen_new(krb5_context context,
return p->ops->gen_new(context, id);
}
/*
* Return the name of the ccache `id'
*/
const char*
krb5_cc_get_name(krb5_context context,
krb5_ccache id)
@@ -148,6 +166,10 @@ krb5_cc_get_name(krb5_context context,
return id->ops->get_name(context, id);
}
/*
* Return the type of the ccache `id'.
*/
const char*
krb5_cc_get_type(krb5_context context,
krb5_ccache id)
@@ -155,16 +177,20 @@ krb5_cc_get_type(krb5_context context,
return id->ops->prefix;
}
/*
* Return a pointer to a static string containing the default ccache name.
*/
const char*
krb5_cc_default_name(krb5_context context)
{
static char name[1024];
char *p;
p = getenv("KRB5CCNAME");
if(p) {
strncpy (name, p, sizeof(name));
name[sizeof(name) - 1] = '\0';
} else
if(p)
strlcpy (name, p, sizeof(name));
else
snprintf(name,
sizeof(name),
"FILE:/tmp/krb5cc_%u",
@@ -172,8 +198,10 @@ krb5_cc_default_name(krb5_context context)
return name;
}
/*
* Open the default ccache in `id'.
* Return 0 or an error code.
*/
krb5_error_code
krb5_cc_default(krb5_context context,
@@ -184,6 +212,11 @@ krb5_cc_default(krb5_context context,
id);
}
/*
* Create a new ccache in `id' for `primary_principal'.
* Return 0 or an error code.
*/
krb5_error_code
krb5_cc_initialize(krb5_context context,
krb5_ccache id,
@@ -193,6 +226,11 @@ krb5_cc_initialize(krb5_context context,
}
/*
* Remove the ccache `id'.
* Return 0 or an error code.
*/
krb5_error_code
krb5_cc_destroy(krb5_context context,
krb5_ccache id)
@@ -204,6 +242,11 @@ krb5_cc_destroy(krb5_context context,
return ret;
}
/*
* Stop using the ccache `id' and free the related resources.
* Return 0 or an error code.
u */
krb5_error_code
krb5_cc_close(krb5_context context,
krb5_ccache id)
@@ -214,6 +257,11 @@ krb5_cc_close(krb5_context context,
return ret;
}
/*
* Store `creds' in the ccache `id'.
* Return 0 or an error code.
*/
krb5_error_code
krb5_cc_store_cred(krb5_context context,
krb5_ccache id,
@@ -222,11 +270,17 @@ krb5_cc_store_cred(krb5_context context,
return id->ops->store(context, id, creds);
}
/*
* Retrieve the credential identified by `mcreds' (and `whichfields')
* from `id' in `creds'.
* Return 0 or an error code.
*/
krb5_error_code
krb5_cc_retrieve_cred(krb5_context context,
krb5_ccache id,
krb5_flags whichfields,
krb5_creds *mcreds,
const krb5_creds *mcreds,
krb5_creds *creds)
{
krb5_error_code ret;
@@ -243,6 +297,11 @@ krb5_cc_retrieve_cred(krb5_context context,
return ret;
}
/*
* Return the principal of `id' in `principal'.
* Return 0 or an error code.
*/
krb5_error_code
krb5_cc_get_principal(krb5_context context,
krb5_ccache id,
@@ -251,31 +310,51 @@ krb5_cc_get_principal(krb5_context context,
return id->ops->get_princ(context, id, principal);
}
/*
* Start iterating over `id', `cursor' is initialized to the
* beginning.
* Return 0 or an error code.
*/
krb5_error_code
krb5_cc_start_seq_get (krb5_context context,
krb5_ccache id,
const krb5_ccache id,
krb5_cc_cursor *cursor)
{
return id->ops->get_first(context, id, cursor);
}
/*
* Retrieve the next cred pointed to by (`id', `cursor') in `creds'
* and advance `cursor'.
* Return 0 or an error code.
*/
krb5_error_code
krb5_cc_next_cred (krb5_context context,
krb5_ccache id,
const krb5_ccache id,
krb5_creds *creds,
krb5_cc_cursor *cursor)
{
return id->ops->get_next(context, id, cursor, creds);
}
/*
* Destroy the cursor `cursor'.
*/
krb5_error_code
krb5_cc_end_seq_get (krb5_context context,
krb5_ccache id,
const krb5_ccache id,
krb5_cc_cursor *cursor)
{
return id->ops->end_get(context, id, cursor);
}
/*
* Remove the credential identified by `cred', `which' from `id'.
*/
krb5_error_code
krb5_cc_remove_cred(krb5_context context,
krb5_ccache id,
@@ -285,6 +364,10 @@ krb5_cc_remove_cred(krb5_context context,
return id->ops->remove_cred(context, id, which, cred);
}
/*
* Set the flags of `id' to `flags'.
*/
krb5_error_code
krb5_cc_set_flags(krb5_context context,
krb5_ccache id,
@@ -293,15 +376,20 @@ krb5_cc_set_flags(krb5_context context,
return id->ops->set_flags(context, id, flags);
}
/*
* Copy the contents of `from' to `to'.
*/
krb5_error_code
krb5_cc_copy_cache(krb5_context context,
krb5_ccache from,
const krb5_ccache from,
krb5_ccache to)
{
krb5_error_code ret;
krb5_cc_cursor cursor;
krb5_creds cred;
krb5_principal princ;
ret = krb5_cc_get_principal(context, from, &princ);
if(ret)
return ret;
@@ -324,9 +412,13 @@ krb5_cc_copy_cache(krb5_context context,
return ret;
}
/*
* Return the version of `id'.
*/
krb5_error_code
krb5_cc_get_version(krb5_context context,
krb5_ccache id)
const krb5_ccache id)
{
if(id->ops->get_version)
return id->ops->get_version(context, id);