Introduce first version of TCP code.

[tldk.git] / lib / libtle_udp / port_bitmap.h

diff --git a/lib/libtle_udp/port_bitmap.h b/lib/libtle_udp/port_bitmap.h
deleted file mode 100644 (file)
index 6aff4e6..0000000
--- a/lib/libtle_udp/port_bitmap.h
+++ /dev/null
@@ -1,112 +0,0 @@
-/*
- * Copyright (c) 2016  Intel Corporation.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef _PORT_BITMAP_H_
-#define _PORT_BITMAP_H_
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/*
- * Simple implementation of bitmap for all possible UDP ports [0-UINT16_MAX].
- */
-
-#define MAX_PORT_NUM   (UINT16_MAX + 1)
-
-#define PORT_BLK(p)    ((p) / (sizeof(uint32_t) * CHAR_BIT))
-#define PORT_IDX(p)    ((p) % (sizeof(uint32_t) * CHAR_BIT))
-
-#define        MAX_PORT_BLK    PORT_BLK(MAX_PORT_NUM)
-
-struct udp_pbm {
-       uint32_t nb_set; /* number of bits set. */
-       uint32_t blk;    /* last block with free entry. */
-       uint32_t bm[MAX_PORT_BLK];
-};
-
-static inline void
-udp_pbm_init(struct udp_pbm *pbm, uint32_t blk)
-{
-       pbm->bm[0] = 1;
-       pbm->nb_set = 1;
-       pbm->blk = blk;
-}
-
-static inline void
-udp_pbm_set(struct udp_pbm *pbm, uint16_t port)
-{
-       uint32_t i, b, v;
-
-       i = PORT_BLK(port);
-       b = 1 << PORT_IDX(port);
-       v = pbm->bm[i];
-       pbm->bm[i] = v | b;
-       pbm->nb_set += (v & b) == 0;
-}
-
-static inline void
-udp_pbm_clear(struct udp_pbm *pbm, uint16_t port)
-{
-       uint32_t i, b, v;
-
-       i = PORT_BLK(port);
-       b = 1 << PORT_IDX(port);
-       v = pbm->bm[i];
-       pbm->bm[i] = v & ~b;
-       pbm->nb_set -= (v & b) != 0;
-}
-
-
-static inline uint32_t
-udp_pbm_check(const struct udp_pbm *pbm, uint16_t port)
-{
-       uint32_t i, v;
-
-       i = PORT_BLK(port);
-       v = pbm->bm[i] >> PORT_IDX(port);
-       return v & 1;
-}
-
-static inline uint16_t
-udp_pbm_find_range(struct udp_pbm *pbm, uint32_t start_blk, uint32_t end_blk)
-{
-       uint32_t i, v;
-       uint16_t p;
-
-       if (pbm->nb_set == MAX_PORT_NUM)
-               return 0;
-
-       p = 0;
-       for (i = start_blk; i != end_blk; i++) {
-               i %= RTE_DIM(pbm->bm);
-               v = pbm->bm[i];
-               if (v != UINT32_MAX) {
-                       for (p = i * (sizeof(pbm->bm[0]) * CHAR_BIT);
-                                       (v & 1) != 0; v >>= 1, p++)
-                               ;
-
-                       pbm->blk = i;
-                       break;
-               }
-       }
-       return p;
-}
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _PORT_BITMAP_H_ */