feedc0de/esp-nimble-cpp
1
0
Fork 0
forked from h2zero/esp-nimble-cpp
Code Pull Requests Activity

Conditionally compile code for specific roles.

Browse Source 
This allows NimBLE options in menuconfig to reduce code size based on
the roles selected (scan/advertising/central/peripheral).

Significant code space can be saved by removing unnecessary roles for the application.
This commit is contained in:
h2zero
2020-05-13 22:03:56 -06:00
parent 3d6f8b691e
commit 03cb7b21d9
53 changed files with 2335 additions and 2012 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/NimBLERemoteCharacteristic.cpp
+45 -40
View File
@@ -3,7 +3,7 @@
*
* Created: on Jan 27 2020
* Author H2zero
*
*
* Originally:
*
* BLERemoteCharacteristic.cpp
@@ -15,6 +15,9 @@
#include "sdkconfig.h"
#if defined(CONFIG_BT_ENABLED)
#include "nimconfig.h"
#if defined( CONFIG_BT_NIMBLE_ROLE_CENTRAL)
#include "NimBLERemoteCharacteristic.h"
#include "NimBLEUtils.h"
#include "NimBLELog.h"
@@ -35,13 +38,13 @@ static const char* LOG_TAG = "NimBLERemoteCharacteristic";
NimBLERemoteCharacteristic::NimBLERemoteCharacteristic(NimBLERemoteService *pRemoteService, const struct ble_gatt_chr *chr) {
switch (chr->uuid.u.type) {
case BLE_UUID_TYPE_16:
case BLE_UUID_TYPE_16:
m_uuid = NimBLEUUID(chr->uuid.u16.value);
break;
case BLE_UUID_TYPE_32:
case BLE_UUID_TYPE_32:
m_uuid = NimBLEUUID(chr->uuid.u32.value);
break;
case BLE_UUID_TYPE_128:
case BLE_UUID_TYPE_128:
m_uuid = NimBLEUUID(const_cast<ble_uuid128_t*>(&chr->uuid.u128));
break;
default:
@@ -136,14 +139,14 @@ bool NimBLERemoteCharacteristic::canWriteNoResponse() {
/**
* @brief Callback used by the API when a descriptor is discovered or search complete.
*/
int NimBLERemoteCharacteristic::descriptorDiscCB(uint16_t conn_handle,
int NimBLERemoteCharacteristic::descriptorDiscCB(uint16_t conn_handle,
const struct ble_gatt_error *error,
uint16_t chr_val_handle,
uint16_t chr_val_handle,
const struct ble_gatt_dsc *dsc,
void *arg)
void *arg)
{
NIMBLE_LOGD(LOG_TAG,"Descriptor Discovered >> status: %d handle: %d", error->status, conn_handle);
NimBLERemoteCharacteristic *characteristic = (NimBLERemoteCharacteristic*)arg;
int rc=0;
@@ -151,13 +154,13 @@ int NimBLERemoteCharacteristic::descriptorDiscCB(uint16_t conn_handle,
if(characteristic->getRemoteService()->getClient()->getConnId() != conn_handle){
return 0;
}
switch (error->status) {
case 0: {
// Found a descriptor - add it to the map
NimBLERemoteDescriptor* pNewRemoteDescriptor = new NimBLERemoteDescriptor(characteristic, dsc);
characteristic->m_descriptorMap.insert(std::pair<std::string, NimBLERemoteDescriptor*>(pNewRemoteDescriptor->getUUID().toString(), pNewRemoteDescriptor));
break;
}
case BLE_HS_EDONE:{
@@ -188,9 +191,9 @@ bool NimBLERemoteCharacteristic::retrieveDescriptors(uint16_t endHdl) {
int rc = 0;
//removeDescriptors(); // Remove any existing descriptors.
m_semaphoreGetDescEvt.take("retrieveDescriptors");
rc = ble_gattc_disc_all_dscs(getRemoteService()->getClient()->getConnId(),
m_handle,
endHdl,
@@ -201,13 +204,13 @@ bool NimBLERemoteCharacteristic::retrieveDescriptors(uint16_t endHdl) {
m_semaphoreGetDescEvt.give();
return false;
}
if(m_semaphoreGetDescEvt.wait("retrieveCharacteristics") != 0) {
// if there was an error release the resources
//removeDescriptors();
return false;
}
return true;
NIMBLE_LOGD(LOG_TAG, "<< retrieveDescriptors(): Found %d descriptors.", m_descriptorMap.size());
} // getDescriptors
@@ -215,7 +218,7 @@ bool NimBLERemoteCharacteristic::retrieveDescriptors(uint16_t endHdl) {
/**
* @brief Retrieve the map of descriptors keyed by UUID.
*/
*/
std::map<std::string, NimBLERemoteDescriptor*>* NimBLERemoteCharacteristic::getDescriptors() {
return &m_descriptorMap;
} // getDescriptors
@@ -313,7 +316,7 @@ uint8_t NimBLERemoteCharacteristic::readUInt8() {
return 0;
} // readUInt8
/**
* @brief Read the value of the remote characteristic.
* @return The value of the remote characteristic.
@@ -346,7 +349,7 @@ std::string NimBLERemoteCharacteristic::readValue() {
m_semaphoreReadCharEvt.give(0);
return "";
}
rc = m_semaphoreReadCharEvt.wait("readValue");
switch(rc){
case 0:
@@ -356,19 +359,19 @@ std::string NimBLERemoteCharacteristic::readValue() {
// Characteristic is not long-readable, return with what we have.
case BLE_HS_ATT_ERR(BLE_ATT_ERR_ATTR_NOT_LONG):
NIMBLE_LOGI(LOG_TAG, "Attribute not long");
rc = 0;
rc = 0;
break;
case BLE_HS_ATT_ERR(BLE_ATT_ERR_INSUFFICIENT_AUTHEN):
case BLE_HS_ATT_ERR(BLE_ATT_ERR_INSUFFICIENT_AUTHOR):
case BLE_HS_ATT_ERR(BLE_ATT_ERR_INSUFFICIENT_ENC):
if (retryCount && pClient->secureConnection())
break;
/* Else falls through. */
/* Else falls through. */
default:
return "";
}
} while(rc != 0 && retryCount--);
NIMBLE_LOGD(LOG_TAG, "<< readValue(): length: %d", m_value.length());
return m_value;
} // readValue
@@ -380,11 +383,11 @@ std::string NimBLERemoteCharacteristic::readValue() {
*/
int NimBLERemoteCharacteristic::onReadCB(uint16_t conn_handle,
const struct ble_gatt_error *error,
struct ble_gatt_attr *attr, void *arg)
struct ble_gatt_attr *attr, void *arg)
{
NimBLERemoteCharacteristic* characteristic = (NimBLERemoteCharacteristic*)arg;
uint16_t conn_id = characteristic->getRemoteService()->getClient()->getConnId();
// Make sure the read is for this client
if(conn_id != conn_handle) {
return 0;
@@ -401,7 +404,7 @@ int NimBLERemoteCharacteristic::onReadCB(uint16_t conn_handle,
}
// Read complete release semaphore and let the app can continue.
characteristic->m_semaphoreReadCharEvt.give(error->status);
return 0;
return 0;
}
@@ -421,7 +424,7 @@ bool NimBLERemoteCharacteristic::registerForNotify(notify_callback notifyCallbac
uint8_t val[] = {0x01, 0x00};
NimBLERemoteDescriptor* desc = getDescriptor(NimBLEUUID((uint16_t)0x2902));
if(desc == nullptr)
if(desc == nullptr)
return false;
if(notifyCallback != nullptr){
@@ -435,7 +438,7 @@ bool NimBLERemoteCharacteristic::registerForNotify(notify_callback notifyCallbac
}
NIMBLE_LOGD(LOG_TAG, "<< registerForNotify()");
return desc->writeValue(val, 2, response);
} // registerForNotify
@@ -474,11 +477,11 @@ std::string NimBLERemoteCharacteristic::toString() {
res += " 0x";
snprintf(val, sizeof(val), "%02x", m_charProp);
res += val;
for (auto &myPair : m_descriptorMap) {
res += "\n" + myPair.second->toString();
}
return res;
} // toString
@@ -515,20 +518,20 @@ bool NimBLERemoteCharacteristic::writeValue(uint8_t newValue, bool response) {
* @return false if not connected or cant perform write for some reason.
*/
bool NimBLERemoteCharacteristic::writeValue(const uint8_t* data, size_t length, bool response) {
NIMBLE_LOGD(LOG_TAG, ">> writeValue(), length: %d", length);
NimBLEClient* pClient = getRemoteService()->getClient();
int rc = 0;
int retryCount = 1;
uint16_t mtu;
// Check to see that we are connected.
if (!pClient->isConnected()) {
NIMBLE_LOGE(LOG_TAG, "Disconnected");
return false;
}
mtu = ble_att_mtu(pClient->getConnId()) - 3;
// Check if the data length is longer than we can write in 1 connection event.
@@ -537,7 +540,7 @@ bool NimBLERemoteCharacteristic::writeValue(const uint8_t* data, size_t length,
rc = ble_gattc_write_no_rsp_flat(pClient->getConnId(), m_handle, data, length);
return (rc==0);
}
do {
m_semaphoreWriteCharEvt.take("writeValue");
@@ -558,26 +561,26 @@ bool NimBLERemoteCharacteristic::writeValue(const uint8_t* data, size_t length,
m_semaphoreWriteCharEvt.give();
return false;
}
rc = m_semaphoreWriteCharEvt.wait("writeValue");
switch(rc){
case 0:
case BLE_HS_EDONE:
rc = 0;
rc = 0;
break;
case BLE_HS_ATT_ERR(BLE_ATT_ERR_ATTR_NOT_LONG):
NIMBLE_LOGE(LOG_TAG, "Long write not supported by peer; Truncating length to %d", mtu);
retryCount++;
length = mtu;
break;
case BLE_HS_ATT_ERR(BLE_ATT_ERR_INSUFFICIENT_AUTHEN):
case BLE_HS_ATT_ERR(BLE_ATT_ERR_INSUFFICIENT_AUTHOR):
case BLE_HS_ATT_ERR(BLE_ATT_ERR_INSUFFICIENT_ENC):
if (retryCount && pClient->secureConnection())
break;
/* Else falls through. */
/* Else falls through. */
default:
return false;
}
@@ -594,17 +597,17 @@ bool NimBLERemoteCharacteristic::writeValue(const uint8_t* data, size_t length,
*/
int NimBLERemoteCharacteristic::onWriteCB(uint16_t conn_handle,
const struct ble_gatt_error *error,
struct ble_gatt_attr *attr, void *arg)
struct ble_gatt_attr *attr, void *arg)
{
NimBLERemoteCharacteristic* characteristic = (NimBLERemoteCharacteristic*)arg;
// Make sure the discovery is for this device
if(characteristic->getRemoteService()->getClient()->getConnId() != conn_handle){
return 0;
}
NIMBLE_LOGI(LOG_TAG, "Write complete; status=%d conn_handle=%d", error->status, conn_handle);
characteristic->m_semaphoreWriteCharEvt.give(error->status);
return 0;
@@ -649,4 +652,6 @@ void NimBLERemoteCharacteristic::releaseSemaphores() {
m_semaphoreGetDescEvt.give(1);
m_semaphoreReadCharEvt.give(1);
}
#endif // #if defined( CONFIG_BT_NIMBLE_ROLE_CENTRAL)
#endif /* CONFIG_BT_ENABLED */