// Start another HTTP download if possible.
static void start_next_download (void) {
dlqueue_t *q;
if (!cls.download.pending || curl_handles >= cl_http_max_connections->integer) {
return;
}
//not enough downloads running, queue some more!
FOR_EACH_DLQ (q) {
if (q->state == DL_RUNNING) {
if (q->type == DL_PAK)
break; // hack for pak file single downloading
} else if (q->state == DL_PENDING) {
dlhandle_t *dl = get_free_handle();
if (dl)
start_download (q, dl);
break;
}
}
}
/*
* execute the 'index' function
*/
int sblib_func_exec(int index, int param_count, slib_par_t *params, var_t *retval)
{
int success = 0;
switch ( index ) {
case 0: // handle <- GDBM_OPEN(file[, block_size, flags, mode])
{
char *file;
int bsize, flags, mode;
success = mod_parstr_ptr(0, params, param_count, &file);
success = mod_opt_parint(1, params, param_count, &bsize, 0);
success = mod_opt_parint(2, params, param_count, &flags, GDBM_WRCREAT);
success = mod_opt_parint(3, params, param_count, &mode, 0666);
if ( success ) {
int handle;
handle = get_free_handle();
if ( handle >= 0 ) {
table[handle].dbf = gdbm_open(file, bsize, flags, mode, NULL);
success = (table[handle].dbf != NULL);
if ( success )
v_setint(retval, handle);
else
v_setstr(retval, gdbm_strerror(gdbm_errno));
}
else {
success = 0;
v_setstr(retval, "GDBM_OPEN: NO FREE HANDLES");
}
}
else
v_setstr(retval, "GDBM_OPEN: argument error");
}
break;
case 1: // handle <- GDBM_STORE(handle, key, data [, flags])
{
int handle, flags;
char *key, *data;
success = mod_parint (0, params, param_count, &handle);
success = mod_parstr_ptr(1, params, param_count, &key);
success = mod_parstr_ptr(2, params, param_count, &data);
success = mod_opt_parint(3, params, param_count, &flags, GDBM_REPLACE);
if ( success ) {
if ( is_valid_handle(handle) ) {
datum dt_key, dt_data;
int r;
dt_key.dptr = key;
dt_key.dsize = strlen(key) + 1;
dt_data.dptr = data;
dt_data.dsize = strlen(data) + 1;
r = gdbm_store(table[handle].dbf, dt_key, dt_data, flags);
v_setint(retval, r);
success = 1;
}
else {
success = 0;
v_setstr(retval, "GDBM_STORE: INVALID HANDLE");
}
}
else
v_setstr(retval, "GDBM_STORE: argument error");
}
break;
case 2: // data <- GDBM_FETCH(handle, key)
{
int handle;
char *key;
success = mod_parint (0, params, param_count, &handle);
success = mod_parstr_ptr(1, params, param_count, &key);
if ( success ) {
if ( is_valid_handle(handle) ) {
datum dt_key, dt_data;
dt_key.dptr = key;
dt_key.dsize = strlen(key) + 1;
dt_data = gdbm_fetch(table[handle].dbf, dt_key);
v_setstr(retval, (char *) dt_data.dptr);
success = 1;
}
else {
success = 0;
v_setstr(retval, "GDBM_FETCH: INVALID HANDLE");
}
}
else
v_setstr(retval, "GDBM_FETCH: argument error");
}
break;
case 3: // status <- GDBM_DELETE(handle, key)
{
int handle;
char *key;
success = mod_parint (0, params, param_count, &handle);
success = mod_parstr_ptr(1, params, param_count, &key);
if ( success ) {
if ( is_valid_handle(handle) ) {
datum dt_key;
int r;
dt_key.dptr = key;
dt_key.dsize = strlen(key) + 1;
r = gdbm_delete(table[handle].dbf, dt_key);
v_setint(retval, r);
success = 1;
}
else {
success = 0;
v_setstr(retval, "GDBM_DELETE: INVALID HANDLE");
}
}
else
v_setstr(retval, "GDBM_DELETE: argument error");
}
break;
case 4: // key <- GDBM_FIRSTKEY(handle)
{
int handle;
success = mod_parint (0, params, param_count, &handle);
if ( success ) {
if ( is_valid_handle(handle) ) {
datum dt_key;
dt_key = gdbm_firstkey(table[handle].dbf);
v_setstr(retval, (char *) dt_key.dptr);
success = 1;
}
else {
success = 0;
v_setstr(retval, "GDBM_FIRSTKEY: INVALID HANDLE");
}
}
else
v_setstr(retval, "GDBM_FIRSTKEY: argument error");
}
break;
case 5: // key <- GDBM_NEXTKEY(handle, key)
{
int handle;
char *key;
success = mod_parint (0, params, param_count, &handle);
success = mod_parstr_ptr(1, params, param_count, &key);
if ( success ) {
if ( is_valid_handle(handle) ) {
datum dt_key;
dt_key.dptr = key;
dt_key.dsize = strlen(key) + 1;
dt_key = gdbm_nextkey(table[handle].dbf, dt_key);
v_setstr(retval, (char *) dt_key.dptr);
success = 1;
}
else {
success = 0;
v_setstr(retval, "GDBM_NEXTKEY: INVALID HANDLE");
}
}
else
v_setstr(retval, "GDBM_NEXTKEY: argument error");
}
break;
case 6: // status <- GDBM_REORGANIZE(handle)
{
int handle;
success = mod_parint (0, params, param_count, &handle);
if ( success ) {
if ( is_valid_handle(handle) ) {
int r;
r = gdbm_reorganize(table[handle].dbf);
v_setint(retval, r);
success = 1;
}
else {
success = 0;
v_setstr(retval, "GDBM_REORGANIZE: INVALID HANDLE");
}
}
else
v_setstr(retval, "GDBM_REORGANIZE: argument error");
}
break;
case 7: // status <- GDBM_EXISTS(handle, key)
{
int handle;
char *key;
success = mod_parint (0, params, param_count, &handle);
success = mod_parstr_ptr(1, params, param_count, &key);
if ( success ) {
if ( is_valid_handle(handle) ) {
datum dt_key;
int r;
dt_key.dptr = key;
dt_key.dsize = strlen(key) + 1;
r = gdbm_exists(table[handle].dbf, dt_key);
v_setint(retval, r);
success = 1;
}
else {
success = 0;
v_setstr(retval, "GDBM_EXISTS: INVALID HANDLE");
}
}
else
v_setstr(retval, "GDBM_EXISTS: argument error");
}
break;
case 8: // str <- GDBM_STRERROR()
v_setstr(retval, gdbm_strerror(gdbm_errno));
break;
case 9: // status <- GDBM_SETOPT(handle, option, value, size)
{
int handle, option, value, size;
success = mod_parint (0, params, param_count, &handle);
success = mod_parint (1, params, param_count, &option);
success = mod_parint (2, params, param_count, &value);
success = mod_parint (3, params, param_count, &size);
if ( success ) {
if ( is_valid_handle(handle) ) {
int r;
r = gdbm_setopt(table[handle].dbf, option, &value, size);
v_setint(retval, r);
success = 1;
}
else {
success = 0;
v_setstr(retval, "GDBM_SETOPT: INVALID HANDLE");
}
}
else
v_setstr(retval, "GDBM_SETOPT: argument error");
}
break;
case 10: // status <- GDBM_FDESC(handle)
{
int handle;
success = mod_parint (0, params, param_count, &handle);
if ( success ) {
if ( is_valid_handle(handle) ) {
int r;
r = gdbm_fdesc(table[handle].dbf);
v_setint(retval, r);
success = 1;
}
else {
success = 0;
v_setstr(retval, "GDBM_FDESC: INVALID HANDLE");
}
}
else
v_setstr(retval, "GDBM_FDESC: argument error");
}
break;
default:
v_setstr(retval, "GDBM: function does not exist!");
}
return success;
}