| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| |
| #include "syscfg/syscfg.h" |
| |
| #if !MYNEWT_VAL(BLE_MESH) |
| #include <assert.h> |
| #include <string.h> |
| #include "os/os.h" |
| #include "os/os_mbuf.h" |
| #include "glue.h" |
| |
| |
| #define ASSERT_NOT_CHAIN(om) assert(SLIST_NEXT(om, om_next) == NULL) |
| |
| const char *bt_hex(const void *buf, size_t len) |
| { |
| static const char hex[] = "0123456789abcdef"; |
| static char hexbufs[4][137]; |
| static uint8_t curbuf; |
| const uint8_t *b = buf; |
| char *str; |
| int i; |
| |
| str = hexbufs[curbuf++]; |
| curbuf %= ARRAY_SIZE(hexbufs); |
| |
| len = min(len, (sizeof(hexbufs[0]) - 1) / 2); |
| |
| for (i = 0; i < len; i++) { |
| str[i * 2] = hex[b[i] >> 4]; |
| str[i * 2 + 1] = hex[b[i] & 0xf]; |
| } |
| |
| str[i * 2] = '\0'; |
| |
| return str; |
| } |
| |
| struct os_mbuf * NET_BUF_SIMPLE(uint16_t size) |
| { |
| struct os_mbuf *buf; |
| |
| buf = os_msys_get(size, 0); |
| assert(buf); |
| |
| return buf; |
| } |
| |
| /* This is by purpose */ |
| void net_buf_simple_init(struct os_mbuf *buf, |
| size_t reserve_head) |
| { |
| /* This is called in Zephyr after init. |
| * Note in Mynewt case we don't care abour reserved head*/ |
| buf->om_data = &buf->om_databuf[buf->om_pkthdr_len] + reserve_head; |
| buf->om_len = 0; |
| } |
| |
| void |
| net_buf_simple_add_le16(struct os_mbuf *om, uint16_t val) |
| { |
| val = htole16(val); |
| os_mbuf_append(om, &val, sizeof(val)); |
| ASSERT_NOT_CHAIN(om); |
| } |
| |
| void |
| net_buf_simple_add_be16(struct os_mbuf *om, uint16_t val) |
| { |
| val = htobe16(val); |
| os_mbuf_append(om, &val, sizeof(val)); |
| ASSERT_NOT_CHAIN(om); |
| } |
| |
| void |
| net_buf_simple_add_be32(struct os_mbuf *om, uint32_t val) |
| { |
| val = htobe32(val); |
| os_mbuf_append(om, &val, sizeof(val)); |
| ASSERT_NOT_CHAIN(om); |
| } |
| |
| void |
| net_buf_simple_add_u8(struct os_mbuf *om, uint8_t val) |
| { |
| os_mbuf_append(om, &val, 1); |
| ASSERT_NOT_CHAIN(om); |
| } |
| |
| void* |
| net_buf_simple_add(struct os_mbuf *om, uint8_t len) |
| { |
| void * tmp; |
| |
| tmp = os_mbuf_extend(om, len); |
| ASSERT_NOT_CHAIN(om); |
| |
| return tmp; |
| } |
| |
| uint8_t * |
| net_buf_simple_push(struct os_mbuf *om, uint8_t len) |
| { |
| uint8_t headroom = om->om_data - &om->om_databuf[om->om_pkthdr_len]; |
| |
| assert(headroom >= len); |
| om->om_data -= len; |
| om->om_len += len; |
| |
| return om->om_data; |
| } |
| #endif |