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ble_mesh: Add and use transport macro definitions [Zephyr]

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This commit is contained in:
lly 2020-03-27 11:18:02 +08:00
parent 362e8e0a1f
commit 800cb0fff8
8 changed files with 36 additions and 29 deletions
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4
components/bt/esp_ble_mesh/api/core/esp_ble_mesh_networking_api.c
View file

@ -71,9 +71,9 @@ static esp_err_t ble_mesh_model_send_msg(esp_ble_mesh_model_t *model,
}
if (act == BTC_BLE_MESH_ACT_MODEL_PUBLISH) {
mic_len = 4;
mic_len = ESP_BLE_MESH_MIC_SHORT;
} else {
mic_len = ctx->send_rel ? 8 : 4;
mic_len = ctx->send_rel ? ESP_BLE_MESH_MIC_LONG : ESP_BLE_MESH_MIC_SHORT;
}
if (op_len + length + mic_len > MIN(ESP_BLE_MESH_SDU_MAX_LEN, ESP_BLE_MESH_TX_SDU_MAX)) {

6
components/bt/esp_ble_mesh/api/esp_ble_mesh_defs.h
View file

@ -38,6 +38,12 @@ extern "C" {
/*!< The maximum length of a BLE Mesh message, including Opcode, Payload and TransMIC */
#define ESP_BLE_MESH_SDU_MAX_LEN 384
/*!< Length of a short Mesh MIC. */
#define ESP_BLE_MESH_MIC_SHORT 4
/*!< Length of a long Mesh MIC. */
#define ESP_BLE_MESH_MIC_LONG 8
/*!< The maximum length of a BLE Mesh provisioned node name */
#define ESP_BLE_MESH_NODE_NAME_MAX_LEN 31

8
components/bt/esp_ble_mesh/btc/btc_ble_mesh_prov.c
View file

@ -1965,8 +1965,8 @@ void btc_ble_mesh_model_call_handler(btc_msg_t *msg)
break;
}
case BTC_BLE_MESH_ACT_SERVER_MODEL_SEND: {
/* arg->model_send.length contains opcode & message, 4 is used for TransMIC */
struct net_buf_simple *buf = bt_mesh_alloc_buf(arg->model_send.length + 4);
/* arg->model_send.length contains opcode & payload, plus extra 4-bytes TransMIC */
struct net_buf_simple *buf = bt_mesh_alloc_buf(arg->model_send.length + BLE_MESH_MIC_SHORT);
if (!buf) {
BT_ERR("%s, Failed to allocate memory", __func__);
break;
@ -1983,8 +1983,8 @@ void btc_ble_mesh_model_call_handler(btc_msg_t *msg)
}
case BTC_BLE_MESH_ACT_CLIENT_MODEL_SEND: {
bt_mesh_role_param_t common = {0};
/* arg->model_send.length contains opcode & message, 4 is used for TransMIC */
struct net_buf_simple *buf = bt_mesh_alloc_buf(arg->model_send.length + 4);
/* arg->model_send.length contains opcode & message, plus extra 4-bytes TransMIC */
struct net_buf_simple *buf = bt_mesh_alloc_buf(arg->model_send.length + BLE_MESH_MIC_SHORT);
if (!buf) {
BT_ERR("%s, Failed to allocate memory", __func__);
break;

10
components/bt/esp_ble_mesh/mesh_core/access.c
View file

@ -411,7 +411,7 @@ static int publish_retransmit(struct bt_mesh_model *mod)
ctx.net_idx = key->net_idx;
ctx.app_idx = key->app_idx;
sdu = bt_mesh_alloc_buf(pub->msg->len + 4);
sdu = bt_mesh_alloc_buf(pub->msg->len + BLE_MESH_MIC_SHORT);
if (!sdu) {
BT_ERR("%s, Failed to allocate memory", __func__);
return -ENOMEM;
@ -976,12 +976,12 @@ static int model_send(struct bt_mesh_model *model,
return -EINVAL;
}
if (net_buf_simple_tailroom(msg) < 4) {
if (net_buf_simple_tailroom(msg) < BLE_MESH_MIC_SHORT) {
BT_ERR("%s, Not enough tailroom for TransMIC", __func__);
return -EINVAL;
}
if (msg->len > MIN(BLE_MESH_TX_SDU_MAX, BLE_MESH_SDU_MAX_LEN) - 4) {
if (msg->len > MIN(BLE_MESH_TX_SDU_MAX, BLE_MESH_SDU_MAX_LEN) - BLE_MESH_MIC_SHORT) {
BT_ERR("%s, Too big message", __func__);
return -EMSGSIZE;
}
@ -1061,7 +1061,7 @@ int bt_mesh_model_publish(struct bt_mesh_model *model)
return -EADDRNOTAVAIL;
}
if (pub->msg->len + 4 > MIN(BLE_MESH_TX_SDU_MAX, BLE_MESH_SDU_MAX_LEN)) {
if (pub->msg->len + BLE_MESH_MIC_SHORT > MIN(BLE_MESH_TX_SDU_MAX, BLE_MESH_SDU_MAX_LEN)) {
BT_ERR("%s, Message does not fit maximum SDU size", __func__);
return -EMSGSIZE;
}
@ -1090,7 +1090,7 @@ int bt_mesh_model_publish(struct bt_mesh_model *model)
BT_INFO("Publish Retransmit Count %u Interval %ums", pub->count,
BLE_MESH_PUB_TRANSMIT_INT(pub->retransmit));
sdu = bt_mesh_alloc_buf(pub->msg->len + 4);
sdu = bt_mesh_alloc_buf(pub->msg->len + BLE_MESH_MIC_SHORT);
if (!sdu) {
BT_ERR("%s, Failed to allocate memory", __func__);
return -ENOMEM;

4
components/bt/esp_ble_mesh/mesh_core/net.c
View file

@ -829,10 +829,10 @@ int bt_mesh_net_encode(struct bt_mesh_net_tx *tx, struct net_buf_simple *buf,
u8_t nid = 0U;
int err = 0;
if (ctl && net_buf_simple_tailroom(buf) < 8) {
if (ctl && net_buf_simple_tailroom(buf) < BLE_MESH_MIC_LONG) {
BT_ERR("%s, Insufficient MIC space for CTL PDU", __func__);
return -EINVAL;
} else if (net_buf_simple_tailroom(buf) < 4) {
} else if (net_buf_simple_tailroom(buf) < BLE_MESH_MIC_SHORT) {
BT_ERR("%s, Insufficient MIC space for PDU", __func__);
return -EINVAL;
}

24
components/bt/esp_ble_mesh/mesh_core/transport.c
View file

@ -40,7 +40,7 @@ _Static_assert(CONFIG_BLE_MESH_ADV_BUF_COUNT >= (CONFIG_BLE_MESH_TX_SEG_MAX + 3)
#define AID(data) ((data)[0] & AID_MASK)
#define ASZMIC(data) (((data)[1] >> 7) & 1)
#define APP_MIC_LEN(aszmic) ((aszmic) ? 8 : 4)
#define APP_MIC_LEN(aszmic) ((aszmic) ? BLE_MESH_MIC_LONG : BLE_MESH_MIC_SHORT)
#define UNSEG_HDR(akf, aid) ((akf << 6) | (aid & AID_MASK))
#define SEG_HDR(akf, aid) (UNSEG_HDR(akf, aid) | 0x80)
@ -428,7 +428,7 @@ static int send_seg(struct bt_mesh_net_tx *net_tx, struct net_buf_simple *sdu,
seg_o = 0U;
tx->dst = net_tx->ctx->addr;
tx->seg_n = (sdu->len - 1) / 12U;
tx->seg_n = (sdu->len - 1) / BLE_MESH_APP_SEG_SDU_MAX;
tx->nack_count = tx->seg_n + 1;
tx->seq_auth = SEQ_AUTH(BLE_MESH_NET_IVI_TX, bt_mesh.seq);
tx->sub = net_tx->sub;
@ -480,7 +480,7 @@ static int send_seg(struct bt_mesh_net_tx *net_tx, struct net_buf_simple *sdu,
(seg_o >> 3)));
net_buf_add_u8(seg, ((seg_o & 0x07) << 5) | tx->seg_n);
len = MIN(sdu->len, 12);
len = MIN(sdu->len, BLE_MESH_APP_SEG_SDU_MAX);
net_buf_add_mem(seg, sdu->data, len);
net_buf_simple_pull(sdu, len);
@ -563,12 +563,12 @@ int bt_mesh_trans_send(struct bt_mesh_net_tx *tx, struct net_buf_simple *msg,
u8_t aid = 0U;
int err = 0;
if (net_buf_simple_tailroom(msg) < 4) {
if (net_buf_simple_tailroom(msg) < BLE_MESH_MIC_SHORT) {
BT_ERR("%s, Insufficient tailroom for Transport MIC", __func__);
return -EINVAL;
}
if (msg->len > 11) {
if (msg->len > BLE_MESH_SDU_UNSEG_MAX) {
tx->ctx->send_rel = 1U;
}
@ -590,7 +590,7 @@ int bt_mesh_trans_send(struct bt_mesh_net_tx *tx, struct net_buf_simple *msg,
tx->aid = aid;
if (!tx->ctx->send_rel || net_buf_simple_tailroom(msg) < 8) {
if (!tx->ctx->send_rel || net_buf_simple_tailroom(msg) < BLE_MESH_MIC_LONG) {
tx->aszmic = 0U;
} else {
tx->aszmic = 1U;
@ -732,7 +732,7 @@ static int sdu_recv(struct bt_mesh_net_rx *rx, u32_t seq, u8_t hdr,
/* Use bt_mesh_alloc_buf() instead of NET_BUF_SIMPLE_DEFINE to avoid
* causing btu task stackoverflow.
*/
sdu = bt_mesh_alloc_buf(CONFIG_BLE_MESH_RX_SDU_MAX - 4);
sdu = bt_mesh_alloc_buf(CONFIG_BLE_MESH_RX_SDU_MAX - BLE_MESH_MIC_SHORT);
if (!sdu) {
BT_ERR("%s, Failed to allocate memory", __func__);
return -ENOMEM;
@ -1134,7 +1134,7 @@ static int ctl_send_seg(struct bt_mesh_net_tx *tx, u8_t ctl_op, void *data,
}
tx_seg->dst = tx->ctx->addr;
tx_seg->seg_n = (data_len - 1) / 8;
tx_seg->seg_n = (data_len - 1) / BLE_MESH_CTL_SEG_SDU_MAX;
tx_seg->nack_count = tx_seg->seg_n + 1;
tx_seg->seq_auth = SEQ_AUTH(BLE_MESH_NET_IVI_TX, bt_mesh.seq);
tx_seg->sub = tx->sub;
@ -1174,7 +1174,7 @@ static int ctl_send_seg(struct bt_mesh_net_tx *tx, u8_t ctl_op, void *data,
net_buf_add_u8(seg, (((seq_zero & 0x3f) << 2) | (seg_o >> 3)));
net_buf_add_u8(seg, ((seg_o & 0x07) << 5) | tx_seg->seg_n);
len = MIN(unsent, 8);
len = MIN(unsent, BLE_MESH_CTL_SEG_SDU_MAX);
net_buf_add_mem(seg, (u8_t *)data + (data_len - unsent), len);
unsent -= len;
@ -1204,7 +1204,7 @@ int bt_mesh_ctl_send(struct bt_mesh_net_tx *tx, u8_t ctl_op, void *data,
tx->ctx->addr, tx->ctx->send_ttl, ctl_op);
BT_DBG("len %zu: %s", data_len, bt_hex(data, data_len));
if (data_len <= 11) {
if (data_len <= BLE_MESH_SDU_UNSEG_MAX) {
return ctl_send_unseg(tx, ctl_op, data, data_len,
cb, cb_data);
} else {
@ -1321,9 +1321,9 @@ static void seg_ack(struct k_work *work)
static inline u8_t seg_len(bool ctl)
{
if (ctl) {
return 8;
return BLE_MESH_CTL_SEG_SDU_MAX;
} else {
return 12;
return BLE_MESH_APP_SEG_SDU_MAX;
}
}

3
components/bt/esp_ble_mesh/mesh_core/transport.h
View file

@ -18,6 +18,9 @@ extern "C" {
#define TRANS_SEQ_AUTH_NVAL 0xffffffffffffffff
#define BLE_MESH_SDU_UNSEG_MAX 11
#define BLE_MESH_CTL_SEG_SDU_MAX 8
#define BLE_MESH_APP_SEG_SDU_MAX 12
#define BLE_MESH_TX_SDU_MAX (CONFIG_BLE_MESH_TX_SEG_MAX * 12)
#define TRANS_SEQ_ZERO_MASK ((u16_t)BIT_MASK(13))

6
components/bt/esp_ble_mesh/mesh_models/client/client_common.c
View file

@ -22,9 +22,7 @@
#include "client_common.h"
#include "mesh_common.h"
#define UNSEG_ACCESS_MSG_MAX_LEN 11 /* 11 octets (Opcode + Payload), 4 octets TransMIC */
#define SEG_ACCESS_MSG_SEG_LEN 12 /* 12 * 32 = 384 octets (Opcode + Payload + TransMIC) */
#define HCI_TIME_FOR_START_ADV K_MSEC(5) /* Three adv related hci commands may take 4 ~ 5ms */
#define HCI_TIME_FOR_START_ADV K_MSEC(5) /* Three adv related hci commands may take 4 ~ 5ms */
static bt_mesh_client_node_t *bt_mesh_client_pick_node(sys_slist_t *list, u16_t tx_dst)
{
@ -183,7 +181,7 @@ static s32_t bt_mesh_client_calc_timeout(struct bt_mesh_msg_ctx *ctx,
bool need_seg = false;
u8_t mic_size = 0;
if (msg->len > UNSEG_ACCESS_MSG_MAX_LEN || ctx->send_rel) {
if (msg->len > BLE_MESH_SDU_UNSEG_MAX || ctx->send_rel) {
need_seg = true; /* Needs segmentation */
}