#include<kcreddbinternal.h>
#include<assert.h>
CRITICAL_SECTION cs_attrib;
hashtable * kcdb_attrib_namemap = NULL;
kcdb_attrib_i ** kcdb_attrib_tbl = NULL;
kcdb_attrib_i ** kcdb_property_tbl = NULL;
kcdb_attrib_i * kcdb_attribs = NULL;
void
kcdb_attrib_add_ref_func(const void * key, void * va)
{
kcdb_attrib_hold((kcdb_attrib_i *) va);
}
void
kcdb_attrib_del_ref_func(const void * key, void * va)
{
kcdb_attrib_release((kcdb_attrib_i *) va);
}
void
kcdb_attrib_msg_completion(kmq_message * m)
{
if(m && m->vparam) {
kcdb_attrib_release((kcdb_attrib_i *) m->vparam);
}
}
khm_int32
kcdb_attrib_hold(kcdb_attrib_i * ai)
{
if(!ai)
return KHM_ERROR_INVALID_PARAM;
EnterCriticalSection(&cs_attrib);
ai->refcount++;
LeaveCriticalSection(&cs_attrib);
return KHM_ERROR_SUCCESS;
}
khm_int32
kcdb_attrib_release(kcdb_attrib_i * ai)
{
if(!ai)
return KHM_ERROR_INVALID_PARAM;
EnterCriticalSection(&cs_attrib);
ai->refcount--;
LeaveCriticalSection(&cs_attrib);
return KHM_ERROR_SUCCESS;
}
void
kcdb_attrib_post_message(khm_int32 op, kcdb_attrib_i * ai)
{
kcdb_attrib_hold(ai);
kmq_post_message(KMSG_KCDB, KMSG_KCDB_ATTRIB, op, (void *) ai);
}
khm_int32 KHMAPI
kcdb_attr_sys_cb(khm_handle vcred,
khm_int32 attr,
void * buf,
khm_size * pcb_buf)
{
kcdb_cred * c;
c = (kcdb_cred *) vcred;
switch(attr) {
case KCDB_ATTR_NAME:
return kcdb_cred_get_name(vcred, buf, pcb_buf);
case KCDB_ATTR_ID:
if(buf && *pcb_buf >= sizeof(khm_ui_8)) {
*pcb_buf = sizeof(khm_int64);
*((khm_ui_8 *) buf) = (khm_ui_8) c->identity;
return KHM_ERROR_SUCCESS;
} else {
*pcb_buf = sizeof(khm_ui_8);
return KHM_ERROR_TOO_LONG;
}
case KCDB_ATTR_ID_NAME:
return kcdb_identity_get_name((khm_handle) c->identity,
(wchar_t *) buf, pcb_buf);
case KCDB_ATTR_TYPE:
if(buf && *pcb_buf >= sizeof(khm_int32)) {
*pcb_buf = sizeof(khm_int32);
*((khm_int32 *) buf) = c->type;
return KHM_ERROR_SUCCESS;
} else {
*pcb_buf = sizeof(khm_int32);
return KHM_ERROR_TOO_LONG;
}
case KCDB_ATTR_TYPE_NAME:
return kcdb_credtype_describe(c->type, buf,
pcb_buf, KCDB_TS_SHORT);
case KCDB_ATTR_TIMELEFT:
{
khm_int32 rv = KHM_ERROR_SUCCESS;
if(!buf || *pcb_buf < sizeof(FILETIME)) {
*pcb_buf = sizeof(FILETIME);
rv = KHM_ERROR_TOO_LONG;
} else if(!kcdb_cred_buf_exist(c,KCDB_ATTR_EXPIRE)) {
*pcb_buf = sizeof(FILETIME);
*((FILETIME *) buf) = IntToFt(_I64_MAX);
} else {
FILETIME ftc;
khm_int64 iftc;
GetSystemTimeAsFileTime(&ftc);
iftc = FtToInt(&ftc);
*((FILETIME *) buf) =
IntToFt(FtToInt((FILETIME *)
kcdb_cred_buf_get(c,KCDB_ATTR_EXPIRE))
- iftc);
*pcb_buf = sizeof(FILETIME);
}
return rv;
}
case KCDB_ATTR_RENEW_TIMELEFT:
{
khm_int32 rv = KHM_ERROR_SUCCESS;
if(!buf || *pcb_buf < sizeof(FILETIME)) {
*pcb_buf = sizeof(FILETIME);
rv = KHM_ERROR_TOO_LONG;
} else if(!kcdb_cred_buf_exist(c,KCDB_ATTR_RENEW_EXPIRE)) {
*pcb_buf = sizeof(FILETIME);
*((FILETIME *) buf) = IntToFt(_I64_MAX);
} else {
FILETIME ftc;
khm_int64 i_re;
khm_int64 i_ct;
GetSystemTimeAsFileTime(&ftc);
i_re = FtToInt(((FILETIME *)
kcdb_cred_buf_get(c, KCDB_ATTR_RENEW_EXPIRE)));
i_ct = FtToInt(&ftc);
if (i_re > i_ct)
*((FILETIME *) buf) =
IntToFt(i_re - i_ct);
else
*((FILETIME *) buf) =
IntToFt(0);
*pcb_buf = sizeof(FILETIME);
}
return rv;
}
case KCDB_ATTR_FLAGS:
if(buf && *pcb_buf >= sizeof(khm_int32)) {
*pcb_buf = sizeof(khm_int32);
*((khm_int32 *) buf) = c->flags;
return KHM_ERROR_SUCCESS;
} else {
*pcb_buf = sizeof(khm_int32);
return KHM_ERROR_TOO_LONG;
}
default:
return KHM_ERROR_NOT_FOUND;
}
}
void
kcdb_attrib_init(void)
{
kcdb_attrib attrib;
wchar_t sbuf[256];
InitializeCriticalSection(&cs_attrib);
kcdb_attrib_namemap =
hash_new_hashtable(KCDB_ATTRIB_HASH_SIZE,
hash_string,
hash_string_comp,
kcdb_attrib_add_ref_func,
kcdb_attrib_del_ref_func);
kcdb_attrib_tbl =
PMALLOC(sizeof(kcdb_attrib_i *) * (KCDB_ATTR_MAX_ID + 1));
assert(kcdb_attrib_tbl != NULL);
ZeroMemory(kcdb_attrib_tbl,
sizeof(kcdb_attrib_i *) * (KCDB_ATTR_MAX_ID + 1));
kcdb_property_tbl =
PMALLOC(sizeof(kcdb_attrib_i *) * KCDB_ATTR_MAX_PROPS);
assert(kcdb_property_tbl != NULL);
ZeroMemory(kcdb_property_tbl,
sizeof(kcdb_attrib_i *) * KCDB_ATTR_MAX_PROPS);
kcdb_attribs = NULL;
attrib.id = KCDB_ATTR_NAME;
attrib.name = KCDB_ATTRNAME_NAME;
attrib.type = KCDB_TYPE_STRING;
LoadString(hinst_kcreddb, IDS_NAME, sbuf, ARRAYLENGTH(sbuf));
attrib.short_desc = sbuf;
attrib.long_desc = NULL;
attrib.flags =
KCDB_ATTR_FLAG_REQUIRED |
KCDB_ATTR_FLAG_COMPUTED |
KCDB_ATTR_FLAG_SYSTEM;
attrib.compute_cb = kcdb_attr_sys_cb;
attrib.compute_min_cbsize = sizeof(wchar_t);
attrib.compute_max_cbsize = KCDB_MAXCB_NAME;
kcdb_attrib_register(&attrib, NULL);
attrib.id = KCDB_ATTR_ID;
attrib.name = KCDB_ATTRNAME_ID;
attrib.type = KCDB_TYPE_INT64;
LoadString(hinst_kcreddb, IDS_IDENTITY, sbuf, ARRAYLENGTH(sbuf));
attrib.short_desc = sbuf;
attrib.long_desc = NULL;
attrib.flags =
KCDB_ATTR_FLAG_REQUIRED |
KCDB_ATTR_FLAG_COMPUTED |
KCDB_ATTR_FLAG_SYSTEM |
KCDB_ATTR_FLAG_HIDDEN;
attrib.compute_cb = kcdb_attr_sys_cb;
attrib.compute_min_cbsize = sizeof(khm_int32);
attrib.compute_max_cbsize = sizeof(khm_int32);
kcdb_attrib_register(&attrib, NULL);
attrib.id = KCDB_ATTR_ID_NAME;
attrib.alt_id = KCDB_ATTR_ID;
attrib.name = KCDB_ATTRNAME_ID_NAME;
attrib.type = KCDB_TYPE_STRING;
LoadString(hinst_kcreddb, IDS_IDENTITY, sbuf, ARRAYLENGTH(sbuf));
attrib.short_desc = sbuf;
attrib.long_desc = NULL;
attrib.flags =
KCDB_ATTR_FLAG_REQUIRED |
KCDB_ATTR_FLAG_COMPUTED |
KCDB_ATTR_FLAG_ALTVIEW |
KCDB_ATTR_FLAG_SYSTEM;
attrib.compute_cb = kcdb_attr_sys_cb;
attrib.compute_min_cbsize = sizeof(wchar_t);
attrib.compute_max_cbsize = KCDB_IDENT_MAXCB_NAME;
kcdb_attrib_register(&attrib, NULL);
attrib.id = KCDB_ATTR_TYPE;
attrib.name = KCDB_ATTRNAME_TYPE;
attrib.type = KCDB_TYPE_INT32;
LoadString(hinst_kcreddb, IDS_TYPE, sbuf, ARRAYLENGTH(sbuf));
attrib.short_desc = sbuf;
attrib.long_desc = NULL;
attrib.flags =
KCDB_ATTR_FLAG_REQUIRED |
KCDB_ATTR_FLAG_COMPUTED |
KCDB_ATTR_FLAG_SYSTEM |
KCDB_ATTR_FLAG_HIDDEN;
attrib.compute_cb = kcdb_attr_sys_cb;
attrib.compute_min_cbsize = sizeof(khm_int32);
attrib.compute_max_cbsize = sizeof(khm_int32);
kcdb_attrib_register(&attrib, NULL);
attrib.id = KCDB_ATTR_TYPE_NAME;
attrib.alt_id = KCDB_ATTR_TYPE;
attrib.name = KCDB_ATTRNAME_TYPE_NAME;
attrib.type = KCDB_TYPE_STRING;
LoadString(hinst_kcreddb, IDS_TYPE, sbuf, ARRAYLENGTH(sbuf));
attrib.short_desc = sbuf;
attrib.long_desc = NULL;
attrib.flags =
KCDB_ATTR_FLAG_REQUIRED |
KCDB_ATTR_FLAG_COMPUTED |
KCDB_ATTR_FLAG_ALTVIEW |
KCDB_ATTR_FLAG_SYSTEM;
attrib.compute_cb = kcdb_attr_sys_cb;
attrib.compute_min_cbsize = sizeof(wchar_t);
attrib.compute_max_cbsize = KCDB_MAXCB_NAME;
kcdb_attrib_register(&attrib, NULL);
attrib.id = KCDB_ATTR_PARENT_NAME;
attrib.name = KCDB_ATTRNAME_PARENT_NAME;
attrib.type = KCDB_TYPE_STRING;
LoadString(hinst_kcreddb, IDS_PARENT, sbuf, ARRAYLENGTH(sbuf));
attrib.short_desc = sbuf;
attrib.long_desc = NULL;
attrib.flags = KCDB_ATTR_FLAG_SYSTEM | KCDB_ATTR_FLAG_HIDDEN;
attrib.compute_cb = NULL;
attrib.compute_min_cbsize = 0;
attrib.compute_max_cbsize = 0;
kcdb_attrib_register(&attrib, NULL);
attrib.id = KCDB_ATTR_ISSUE;
attrib.name = KCDB_ATTRNAME_ISSUE;
attrib.type = KCDB_TYPE_DATE;
LoadString(hinst_kcreddb, IDS_ISSUED, sbuf, ARRAYLENGTH(sbuf));
attrib.short_desc = sbuf;
attrib.long_desc = NULL;
attrib.flags = KCDB_ATTR_FLAG_SYSTEM;
attrib.compute_cb = NULL;
attrib.compute_min_cbsize = 0;
attrib.compute_max_cbsize = 0;
kcdb_attrib_register(&attrib, NULL);
attrib.id = KCDB_ATTR_EXPIRE;
attrib.name = KCDB_ATTRNAME_EXPIRE;
attrib.type = KCDB_TYPE_DATE;
LoadString(hinst_kcreddb, IDS_EXPIRES, sbuf, ARRAYLENGTH(sbuf));
attrib.short_desc = sbuf;
attrib.long_desc = NULL;
attrib.flags = KCDB_ATTR_FLAG_SYSTEM;
attrib.compute_cb = NULL;
attrib.compute_min_cbsize = 0;
attrib.compute_max_cbsize = 0;
kcdb_attrib_register(&attrib, NULL);
attrib.id = KCDB_ATTR_RENEW_EXPIRE;
attrib.name = KCDB_ATTRNAME_RENEW_EXPIRE;
attrib.type = KCDB_TYPE_DATE;
LoadString(hinst_kcreddb, IDS_RENEW_EXPIRES,
sbuf, ARRAYLENGTH(sbuf));
attrib.short_desc = sbuf;
attrib.long_desc = NULL;
attrib.flags = KCDB_ATTR_FLAG_SYSTEM;
attrib.compute_cb = NULL;
attrib.compute_min_cbsize = 0;
attrib.compute_max_cbsize = 0;
kcdb_attrib_register(&attrib, NULL);
attrib.id = KCDB_ATTR_TIMELEFT;
attrib.alt_id = KCDB_ATTR_EXPIRE;
attrib.name = KCDB_ATTRNAME_TIMELEFT;
attrib.type = KCDB_TYPE_INTERVAL;
LoadString(hinst_kcreddb, IDS_TIMELEFT, sbuf, ARRAYLENGTH(sbuf));
attrib.short_desc = sbuf;
attrib.long_desc = NULL;
attrib.flags = KCDB_ATTR_FLAG_SYSTEM |
KCDB_ATTR_FLAG_COMPUTED |
KCDB_ATTR_FLAG_ALTVIEW |
KCDB_ATTR_FLAG_VOLATILE;
attrib.compute_cb = kcdb_attr_sys_cb;
attrib.compute_min_cbsize = sizeof(FILETIME);
attrib.compute_max_cbsize = sizeof(FILETIME);
kcdb_attrib_register(&attrib, NULL);
attrib.id = KCDB_ATTR_RENEW_TIMELEFT;
attrib.alt_id = KCDB_ATTR_RENEW_EXPIRE;
attrib.name = KCDB_ATTRNAME_RENEW_TIMELEFT;
attrib.type = KCDB_TYPE_INTERVAL;
LoadString(hinst_kcreddb,
IDS_RENEW_TIMELEFT, sbuf, ARRAYLENGTH(sbuf));
attrib.short_desc = sbuf;
attrib.long_desc = NULL;
attrib.flags = KCDB_ATTR_FLAG_SYSTEM |
KCDB_ATTR_FLAG_COMPUTED |
KCDB_ATTR_FLAG_ALTVIEW |
KCDB_ATTR_FLAG_VOLATILE;
attrib.compute_cb = kcdb_attr_sys_cb;
attrib.compute_min_cbsize = sizeof(FILETIME);
attrib.compute_max_cbsize = sizeof(FILETIME);
kcdb_attrib_register(&attrib, NULL);
attrib.id = KCDB_ATTR_LOCATION;
attrib.name = KCDB_ATTRNAME_LOCATION;
attrib.type = KCDB_TYPE_STRING;
LoadString(hinst_kcreddb, IDS_LOCATION, sbuf, ARRAYLENGTH(sbuf));
attrib.short_desc = sbuf;
attrib.long_desc = NULL;
attrib.flags = KCDB_ATTR_FLAG_SYSTEM;
attrib.compute_cb = NULL;
attrib.compute_min_cbsize = 0;
attrib.compute_max_cbsize = 0;
kcdb_attrib_register(&attrib, NULL);
attrib.id = KCDB_ATTR_LIFETIME;
attrib.name = KCDB_ATTRNAME_LIFETIME;
attrib.type = KCDB_TYPE_INTERVAL;
LoadString(hinst_kcreddb, IDS_LIFETIME, sbuf, ARRAYLENGTH(sbuf));
attrib.short_desc = sbuf;
attrib.long_desc = NULL;
attrib.flags = KCDB_ATTR_FLAG_SYSTEM;
attrib.compute_cb = NULL;
attrib.compute_min_cbsize = 0;
attrib.compute_max_cbsize = 0;
kcdb_attrib_register(&attrib, NULL);
attrib.id = KCDB_ATTR_RENEW_LIFETIME;
attrib.name = KCDB_ATTRNAME_RENEW_LIFETIME;
attrib.type = KCDB_TYPE_INTERVAL;
LoadString(hinst_kcreddb,
IDS_RENEW_LIFETIME, sbuf, ARRAYLENGTH(sbuf));
attrib.short_desc = sbuf;
attrib.long_desc = NULL;
attrib.flags = KCDB_ATTR_FLAG_SYSTEM;
attrib.compute_cb = NULL;
attrib.compute_min_cbsize = 0;
attrib.compute_max_cbsize = 0;
kcdb_attrib_register(&attrib, NULL);
attrib.id = KCDB_ATTR_FLAGS;
attrib.name = KCDB_ATTRNAME_FLAGS;
attrib.type = KCDB_TYPE_INT32;
LoadString(hinst_kcreddb, IDS_FLAGS, sbuf, ARRAYLENGTH(sbuf));
attrib.short_desc = sbuf;
attrib.long_desc = NULL;
attrib.flags =
KCDB_ATTR_FLAG_REQUIRED |
KCDB_ATTR_FLAG_COMPUTED |
KCDB_ATTR_FLAG_SYSTEM |
KCDB_ATTR_FLAG_HIDDEN;
attrib.compute_cb = kcdb_attr_sys_cb;
attrib.compute_min_cbsize = sizeof(khm_int32);
attrib.compute_max_cbsize = sizeof(khm_int32);
kcdb_attrib_register(&attrib, NULL);
}
void
kcdb_attrib_exit(void)
{
DeleteCriticalSection(&cs_attrib);
if(kcdb_attrib_tbl)
PFREE(kcdb_attrib_tbl);
if(kcdb_property_tbl)
PFREE(kcdb_property_tbl);
}
KHMEXP khm_int32 KHMAPI
kcdb_attrib_get_id(const wchar_t *name, khm_int32 * id)
{
kcdb_attrib_i * ai;
if(!name)
return KHM_ERROR_INVALID_PARAM;
EnterCriticalSection(&cs_attrib);
ai = hash_lookup(kcdb_attrib_namemap, (void *) name);
LeaveCriticalSection(&cs_attrib);
if(ai) {
*id = ai->attr.id;
return KHM_ERROR_SUCCESS;
} else {
*id = KCDB_ATTR_INVALID;
return KHM_ERROR_NOT_FOUND;
}
}
KHMEXP khm_int32 KHMAPI
kcdb_attrib_register(const kcdb_attrib * attrib, khm_int32 * new_id)
{
kcdb_attrib_i * ai;
size_t cb_name;
size_t cb_short_desc;
size_t cb_long_desc;
khm_int32 attr_id;
khm_boolean prop = FALSE;
if(!attrib ||
KHM_FAILED(kcdb_type_get_info(attrib->type, NULL)) ||
!attrib->name)
return KHM_ERROR_INVALID_PARAM;
if(FAILED(StringCbLength(attrib->name, KCDB_MAXCB_NAME, &cb_name)))
return KHM_ERROR_TOO_LONG;
cb_name += sizeof(wchar_t);
if(attrib->short_desc) {
if(FAILED(StringCbLength(attrib->short_desc, KCDB_MAXCB_SHORT_DESC, &cb_short_desc)))
return KHM_ERROR_TOO_LONG;
cb_short_desc += sizeof(wchar_t);
} else
cb_short_desc = 0;
if(attrib->long_desc) {
if(FAILED(StringCbLength(attrib->long_desc, KCDB_MAXCB_LONG_DESC, &cb_long_desc)))
return KHM_ERROR_TOO_LONG;
cb_long_desc += sizeof(wchar_t);
} else
cb_long_desc = 0;
if((attrib->flags & KCDB_ATTR_FLAG_COMPUTED) &&
(!attrib->compute_cb ||
attrib->compute_min_cbsize <= 0 ||
attrib->compute_max_cbsize < attrib->compute_min_cbsize))
return KHM_ERROR_INVALID_PARAM;
if ((attrib->flags & KCDB_ATTR_FLAG_ALTVIEW) &&
KHM_FAILED(kcdb_attrib_get_info(attrib->alt_id,
NULL)))
return KHM_ERROR_INVALID_PARAM;
prop = !!(attrib->flags & KCDB_ATTR_FLAG_PROPERTY);
EnterCriticalSection(&cs_attrib);
if(!prop &&
(attrib->id < 0 || attrib->id > KCDB_ATTR_MAX_ID))
{
if(KHM_FAILED(kcdb_attrib_next_free_id(&attr_id))) {
LeaveCriticalSection(&cs_attrib);
return KHM_ERROR_NO_RESOURCES;
}
} else if (prop &&
(attrib->id < KCDB_ATTR_MIN_PROP_ID ||
attrib->id > KCDB_ATTR_MAX_PROP_ID)) {
if(KHM_FAILED(kcdb_attrib_next_free_prop_id(&attr_id))) {
LeaveCriticalSection(&cs_attrib);
return KHM_ERROR_NO_RESOURCES;
}
} else {
attr_id = attrib->id;
}
#ifdef DEBUG
assert(!prop || (attr_id >= KCDB_ATTR_MIN_PROP_ID && attr_id <= KCDB_ATTR_MAX_PROP_ID));
assert(prop || (attr_id >= 0 && attr_id <= KCDB_ATTR_MAX_ID));
#endif
if((!prop && kcdb_attrib_tbl[attr_id]) ||
(prop && kcdb_property_tbl[attr_id - KCDB_ATTR_MIN_PROP_ID])) {
LeaveCriticalSection(&cs_attrib);
return KHM_ERROR_DUPLICATE;
}
ai = PMALLOC(sizeof(kcdb_attrib_i));
ZeroMemory(ai, sizeof(kcdb_attrib_i));
ai->attr.type = attrib->type;
ai->attr.id = attr_id;
ai->attr.alt_id = attrib->alt_id;
ai->attr.flags = attrib->flags;
ai->attr.compute_cb = attrib->compute_cb;
ai->attr.compute_max_cbsize = attrib->compute_max_cbsize;
ai->attr.compute_min_cbsize = attrib->compute_min_cbsize;
ai->attr.name = PMALLOC(cb_name);
StringCbCopy(ai->attr.name, cb_name, attrib->name);
if(cb_short_desc) {
ai->attr.short_desc = PMALLOC(cb_short_desc);
StringCbCopy(ai->attr.short_desc, cb_short_desc, attrib->short_desc);
}
if(cb_long_desc) {
ai->attr.long_desc = PMALLOC(cb_long_desc);
StringCbCopy(ai->attr.long_desc, cb_long_desc, attrib->long_desc);
}
LINIT(ai);
if(!prop)
kcdb_attrib_tbl[attr_id] = ai;
else
kcdb_property_tbl[attr_id - KCDB_ATTR_MIN_PROP_ID] = ai;
LPUSH(&kcdb_attribs, ai);
hash_add(kcdb_attrib_namemap, (void *) ai->attr.name, ai);
LeaveCriticalSection(&cs_attrib);
kcdb_attrib_post_message(KCDB_OP_INSERT, ai);
if(new_id)
*new_id = attr_id;
return KHM_ERROR_SUCCESS;
}
KHMEXP khm_int32 KHMAPI kcdb_attrib_get_info(
khm_int32 id,
kcdb_attrib ** attrib)
{
kcdb_attrib_i * ai;
khm_boolean prop;
if(id >= 0 && id <= KCDB_ATTR_MAX_ID)
prop = FALSE;
else if(id >= KCDB_ATTR_MIN_PROP_ID && id <= KCDB_ATTR_MAX_PROP_ID)
prop = TRUE;
else
return KHM_ERROR_INVALID_PARAM;
EnterCriticalSection(&cs_attrib);
if(prop)
ai = kcdb_property_tbl[id - KCDB_ATTR_MIN_PROP_ID];
else
ai = kcdb_attrib_tbl[id];
LeaveCriticalSection(&cs_attrib);
if(ai) {
if(attrib) {
*attrib = &(ai->attr);
kcdb_attrib_hold(ai);
}
return KHM_ERROR_SUCCESS;
} else {
if(attrib)
*attrib = NULL;
return KHM_ERROR_NOT_FOUND;
}
}
KHMEXP khm_int32 KHMAPI kcdb_attrib_release_info(kcdb_attrib * attrib)
{
if(attrib)
kcdb_attrib_release((kcdb_attrib_i *) attrib);
return KHM_ERROR_SUCCESS;
}
KHMEXP khm_int32 KHMAPI kcdb_attrib_unregister(khm_int32 id)
{
return KHM_ERROR_NOT_IMPLEMENTED;
}
KHMEXP khm_int32 KHMAPI kcdb_attrib_describe(
khm_int32 id,
wchar_t * buffer,
khm_size * cbsize,
khm_int32 flags)
{
kcdb_attrib_i * ai;
size_t cb_size = 0;
khm_boolean prop = FALSE;
if(!cbsize)
return KHM_ERROR_INVALID_PARAM;
if(id >= 0 && id <= KCDB_ATTR_MAX_ID)
prop = FALSE;
else if(id >= KCDB_ATTR_MIN_PROP_ID && id <= KCDB_ATTR_MAX_PROP_ID)
prop = TRUE;
else
return KHM_ERROR_INVALID_PARAM;
if(prop)
ai = kcdb_property_tbl[id - KCDB_ATTR_MIN_PROP_ID];
else
ai = kcdb_attrib_tbl[id];
if(!ai)
return KHM_ERROR_NOT_FOUND;
if((flags & KCDB_TS_SHORT) &&
ai->attr.short_desc)
{
if(FAILED(StringCbLength(ai->attr.short_desc, KCDB_MAXCB_SHORT_DESC, &cb_size)))
return KHM_ERROR_UNKNOWN;
cb_size += sizeof(wchar_t);
if(!buffer || *cbsize < cb_size) {
*cbsize = cb_size;
return KHM_ERROR_TOO_LONG;
}
StringCbCopy(buffer, *cbsize, ai->attr.short_desc);
*cbsize = cb_size;
return KHM_ERROR_SUCCESS;
} else {
if(FAILED(StringCbLength(ai->attr.long_desc, KCDB_MAXCB_LONG_DESC, &cb_size)))
return KHM_ERROR_UNKNOWN;
cb_size += sizeof(wchar_t);
if(!buffer || *cbsize < cb_size) {
*cbsize = cb_size;
return KHM_ERROR_TOO_LONG;
}
StringCbCopy(buffer, *cbsize, ai->attr.long_desc);
*cbsize = cb_size;
return KHM_ERROR_SUCCESS;
}
}
khm_int32 kcdb_attrib_next_free_prop_id(khm_int32 * id)
{
int i;
if(!id)
return KHM_ERROR_INVALID_PARAM;
EnterCriticalSection(&cs_attrib);
for(i=0;i < KCDB_ATTR_MAX_PROPS; i++) {
if(!kcdb_property_tbl[i])
break;
}
LeaveCriticalSection(&cs_attrib);
if(i < KCDB_ATTR_MAX_PROPS) {
*id = i + KCDB_ATTR_MIN_PROP_ID;
return KHM_ERROR_SUCCESS;
} else {
*id = KCDB_ATTR_INVALID;
return KHM_ERROR_NO_RESOURCES;
}
}
khm_int32 kcdb_attrib_next_free_id(khm_int32 * id)
{
int i;
if(!id)
return KHM_ERROR_INVALID_PARAM;
EnterCriticalSection(&cs_attrib);
for(i=0;i<= KCDB_ATTR_MAX_ID; i++) {
if(!kcdb_attrib_tbl[i])
break;
}
LeaveCriticalSection(&cs_attrib);
if(i <= KCDB_ATTR_MAX_ID) {
*id = i;
return KHM_ERROR_SUCCESS;
} else {
*id = KCDB_ATTR_INVALID;
return KHM_ERROR_NO_RESOURCES;
}
}
KHMEXP khm_int32 KHMAPI kcdb_attrib_get_count(
khm_int32 and_flags,
khm_int32 eq_flags,
khm_size * pcount)
{
khm_int32 rv = KHM_ERROR_SUCCESS;
khm_size count = 0;
int i;
if(pcount == NULL)
return KHM_ERROR_INVALID_PARAM;
eq_flags &= and_flags;
EnterCriticalSection(&cs_attrib);
for(i = 0; i <= KCDB_ATTR_MAX_ID; i++) {
if(kcdb_attrib_tbl[i] &&
(kcdb_attrib_tbl[i]->attr.flags & and_flags) == eq_flags)
count++;
}
for(i = 0; i < KCDB_ATTR_MAX_PROPS; i++) {
if(kcdb_property_tbl[i] &&
(kcdb_property_tbl[i]->attr.flags & and_flags) == eq_flags)
count++;
}
LeaveCriticalSection(&cs_attrib);
*pcount = count;
return rv;
}
KHMEXP khm_int32 KHMAPI kcdb_attrib_get_ids(
khm_int32 and_flags,
khm_int32 eq_flags,
khm_int32 * plist,
khm_size * pcsize)
{
khm_int32 rv = KHM_ERROR_SUCCESS;
khm_size count = 0;
int i;
if(plist == NULL || pcsize == NULL)
return KHM_ERROR_INVALID_PARAM;
eq_flags &= and_flags;
EnterCriticalSection(&cs_attrib);
for(i = 0; i <= KCDB_ATTR_MAX_ID; i++) {
if(kcdb_attrib_tbl[i] &&
(kcdb_attrib_tbl[i]->attr.flags & and_flags) == eq_flags) {
if(count >= *pcsize) {
rv = KHM_ERROR_TOO_LONG;
count++;
} else
plist[count++] = i;
}
}
for(i = 0; i < KCDB_ATTR_MAX_PROPS; i++) {
if(kcdb_property_tbl[i] &&
(kcdb_property_tbl[i]->attr.flags & and_flags) == eq_flags) {
if(count >= *pcsize) {
rv = KHM_ERROR_TOO_LONG;
count++;
} else
plist[count++] = i + KCDB_ATTR_MIN_PROP_ID;
}
}
LeaveCriticalSection(&cs_attrib);
*pcsize = count;
return rv;
}