STATIC void
save_DUID_info(void)
{
CFMutableDictionaryRef duid_ia;
CFDataRef host_UUID;
if (S_DUID == NULL) {
return;
}
duid_ia = CFDictionaryCreateMutable(NULL, 0,
&kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
CFDictionarySetValue(duid_ia, kDUIDKey, S_DUID);
if (S_IAIDList != NULL) {
CFDictionarySetValue(duid_ia, kIAIDListKey, S_IAIDList);
}
host_UUID = HostUUIDGet();
if (host_UUID != NULL) {
CFDictionarySetValue(duid_ia, kHostUUIDKey, host_UUID);
}
if (my_CFPropertyListWriteFile(duid_ia, DUID_IA_FILE, 0644) < 0) {
/*
* An ENOENT error is expected on a read-only filesystem. All
* other errors should be reported.
*/
if (errno != ENOENT) {
my_log(LOG_ERR,
"DHCPDUID: failed to write %s, %s", DUID_IA_FILE,
strerror(errno));
}
}
CFRelease(duid_ia);
return;
}
/*
* Function: DHCPLeaseListWrite
*
* Purpose:
* Write the last DHCP lease in the list for the given interface/client_id.
* We only save the last (current) lease. See the comments for
* DHCPLeaseListRead above for more information.
*/
void
DHCPLeaseListWrite(DHCPLeaseListRef list_p,
const char * ifname,
uint8_t cid_type, const void * cid, int cid_length)
{
int count;
char filename[PATH_MAX];
CFDictionaryRef lease_dict;
DHCPLeaseRef lease_p;
if (DHCPLeaseListGetPath(ifname, cid_type, cid, cid_length,
filename, sizeof(filename)) == FALSE) {
return;
}
DHCPLeaseListRemoveStaleLeases(list_p);
count = dynarray_count(list_p);
if (count == 0) {
unlink(filename);
return;
}
lease_p = dynarray_element(list_p, count - 1);
lease_dict = DHCPLeaseCopyDictionary(lease_p);
if (my_CFPropertyListWriteFile(lease_dict, filename, 0644) < 0) {
/*
* An ENOENT error is expected on a read-only filesystem. All
* other errors should be reported.
*/
if (errno != ENOENT) {
my_log(LOG_ERR, "my_CFPropertyListWriteFile(%s) failed, %s",
filename, strerror(errno));
}
}
my_CFRelease(&lease_dict);
return;
}
STATIC bool
CGAKeysWrite(CFDataRef priv, CFDataRef pub)
{
CFDictionaryRef dict;
bool success = TRUE;
dict = cga_keys_dict_create(priv, pub);
if (my_CFPropertyListWriteFile(dict, CGA_KEYS_FILE, 0600) < 0) {
/*
* An ENOENT error is expected on a read-only filesystem. All
* other errors should be reported as LOG_NOTICE.
*/
my_log((errno == ENOENT) ? LOG_INFO : LOG_NOTICE,
"CGAParameters: failed to write %s, %s",
CGA_KEYS_FILE, strerror(errno));
success = FALSE;
}
CFRelease(dict);
return (success);
}
STATIC bool
CGAWrite(CFDataRef host_uuid, CFDictionaryRef global_modifier,
CFDictionaryRef linklocal_modifiers)
{
CFDictionaryRef dict;
bool success = TRUE;
dict = cga_dict_create(host_uuid, global_modifier, linklocal_modifiers);
if (my_CFPropertyListWriteFile(dict, CGA_FILE, 0644) < 0) {
/*
* An ENOENT error is expected on a read-only filesystem. All
* other errors should be reported as LOG_NOTICE.
*/
my_log((errno == ENOENT) ? LOG_INFO : LOG_NOTICE,
"CGAParameters: failed to write %s, %s",
CGA_FILE, strerror(errno));
success = FALSE;
}
CFRelease(dict);
return (success);
}
