From b386f0c5d35994a54e95d5fe1c4bcbfd1cdea59c Mon Sep 17 00:00:00 2001
From: Fu Juntang <StrongTiger_001@163.com>
Date: 星期五, 03 九月 2021 17:43:11 +0800
Subject: [PATCH] Supplementary for the fix of the lock removal.
---
src/bh_api.cpp | 268 ++++++++++++++++++++++++++++++++++-------------------
1 files changed, 173 insertions(+), 95 deletions(-)
diff --git a/src/bh_api.cpp b/src/bh_api.cpp
index 4d0f10b..e36daee 100644
--- a/src/bh_api.cpp
+++ b/src/bh_api.cpp
@@ -7,6 +7,9 @@
#include "bh_api.h"
#include <pthread.h>
#include <getopt.h>
+#include "bhome_msg_api.pb.h"
+#include "bhome_msg.pb.h"
+#include "error_msg.pb.h"
#include "../proto/source/bhome_msg.pb.h"
#include "../proto/source/bhome_msg_api.pb.h"
@@ -338,7 +341,7 @@
topics_buf = (char *)malloc(total);
if (topics_buf == NULL) {
- rv = EBUS_RES_NO;
+ rv = EBUS_NO_MEM;
memset(errString, 0x00, sizeof(errString));
strncpy(errString, bus_strerror(rv), sizeof(errString));
@@ -417,7 +420,7 @@
char topics_buf[MAX_STR_LEN] = { 0x00 };
ProcInfo_query *ptr = NULL;
ProcInfo *Proc_ptr = NULL;
-
+
#if defined(PRO_DE_SERIALIZE)
struct _BHAddress
{
@@ -517,9 +520,9 @@
for(int i = 0; i < mtr_list_num; i++) {
mtr_list[i].proc_id = ptr->procData.proc_id;
- mtr_list[i].mq_id = 0x00;
- mtr_list[i].abs_addr = 0x00;
- mtr_list[i].ip = "192.168.1.1";
+ mtr_list[i].mq_id = ID_RSV;
+ mtr_list[i].abs_addr = ABS_ID_RSV;
+ mtr_list[i].ip = "127.0.0.1";
mtr_list[i].port = 5000;
}
}
@@ -698,7 +701,7 @@
*reply_len = mpr.ByteSizeLong();
*reply = malloc(*reply_len);
- mpr.SerializePartialToArray(*reply,*reply_len);
+ mpr.SerializePartialToArray(*reply, *reply_len);
}
#else
if (rv == 0) {
@@ -787,7 +790,7 @@
topics_buf = (char *)malloc(total);
if (topics_buf == NULL) {
- rv = EBUS_RES_NO;
+ rv = EBUS_NO_MEM;
memset(errString, 0x00, sizeof(errString));
strncpy(errString, bus_strerror(rv), sizeof(errString));
@@ -930,7 +933,7 @@
}
#if defined(PRO_DE_SERIALIZE)
-int BHPublish(const char *msgpub, const int msgpub_len, const int timeout_ms)
+int BHPublish(const void *msgpub, const int msgpub_len, const int timeout_ms)
#else
int BHPublish(const char *topic, const char *content, const int timeout_ms)
#endif
@@ -1145,7 +1148,8 @@
int sec, nsec;
std::string MsgID;
int timeout_ms = 3000;
- char topics_buf[MAX_STR_LEN * MAX_TOPICS_NUN] = { 0x00 };
+ char buf_temp[MAX_STR_LEN] = { 0x00 };
+ char *topics_buf = NULL;
#if defined(PRO_DE_SERIALIZE)
struct _BHAddress
@@ -1204,12 +1208,12 @@
rv = pthread_mutex_trylock(&mutex);
if (rv == 0) {
#if defined(PRO_DE_SERIALIZE)
- strncpy(topics_buf, _input1.topic, (sizeof(topics_buf) - 1) > strlen(_input1.topic) ? strlen(_input1.topic) : (sizeof(topics_buf) - 1));
+ strncpy(buf_temp, _input1.topic, (sizeof(buf_temp) - 1) > strlen(_input1.topic) ? strlen(_input1.topic) : (sizeof(buf_temp) - 1));
#else
- strncpy(topics_buf, (char *)request, (sizeof(topics_buf) - 1) > strlen((char *)request) ? strlen((char *)request) : (sizeof(topics_buf) - 1));
+ strncpy(buf_temp, (char *)request, (sizeof(buf_temp) - 1) > strlen((char *)request) ? strlen((char *)request) : (sizeof(buf_temp) - 1));
#endif
- rv = net_mod_socket_reg(gNetmod_socket, topics_buf, strlen(topics_buf), &buf, &size, timeout_ms, PROC_QUE_STCS);
+ rv = net_mod_socket_reg(gNetmod_socket, buf_temp, strlen(buf_temp), &buf, &size, timeout_ms, PROC_QUE_STCS);
if (rv == 0) {
val = atoi((char *)buf);
@@ -1218,12 +1222,31 @@
if (val > 0) {
- len = strlen(topics_buf);
+ len = strlen(buf_temp) + 1;
#if defined(PRO_DE_SERIALIZE)
- min = (sizeof(topics_buf) - 1 - len ) > strlen(_input1.data) ? strlen(_input1.data) : (sizeof(topics_buf) - 1 - len );
- strncpy(topics_buf + len + 1, _input1.data, min);
- len += (min + 1);
+ len += strlen(_input1.data);
#endif
+
+ topics_buf = (char *)malloc(len);
+ if (topics_buf == NULL) {
+
+ rv = EBUS_NO_MEM;
+ memset(errString, 0x00, sizeof(errString));
+ strncpy(errString, bus_strerror(rv), sizeof(errString));
+
+ logger->error("in BHRequest: Out of memory!\n");
+
+ pthread_mutex_unlock(&mutex);
+
+ return false;
+ }
+ memset(topics_buf, 0x00, len);
+
+ strncpy(topics_buf, buf_temp, strlen(buf_temp) + 1);
+#if defined(PRO_DE_SERIALIZE)
+ strncpy(topics_buf + strlen(buf_temp) + 1, _input1.data, strlen(_input1.data));
+#endif
+
if (timeout_ms > 0) {
sec = timeout_ms / 1000;
@@ -1238,7 +1261,10 @@
} else {
rv = net_mod_socket_sendto(gNetmod_socket, topics_buf, len, val);
- }
+ }
+
+ free(topics_buf);
+
} else {
rv = EBUS_RES_UNSUPPORT;
@@ -1294,8 +1320,8 @@
net_mod_recv_msg_t *recv_arr;
net_mod_err_t *errarr;
int errarr_size = 0;
- int sec, nsec;
- char topics_buf[MAX_STR_LEN] = { 0x00 };
+ char buf_temp[MAX_STR_LEN] = { 0x00 };
+ char *topics_buf = NULL;
struct _RequestReply
{
@@ -1360,37 +1386,68 @@
rv = pthread_mutex_trylock(&mutex);
if (rv == 0) {
#if defined(PRO_DE_SERIALIZE)
- strncpy(topics_buf, _input1.topic, (sizeof(topics_buf) - 1) > strlen(_input1.topic) ? strlen(_input1.topic) : (sizeof(topics_buf) - 1));
+ strncpy(buf_temp, _input1.topic, (sizeof(buf_temp) - 1) > strlen(_input1.topic) ? strlen(_input1.topic) : (sizeof(buf_temp) - 1));
#else
- strncpy(topics_buf, (char *)request, (sizeof(topics_buf) - 1) > request_len ? request_len : (sizeof(topics_buf) - 1));
+ strncpy(buf_temp, (char *)request, (sizeof(buf_temp) - 1) > request_len ? request_len : (sizeof(buf_temp) - 1));
#endif
- rv = net_mod_socket_reg(gNetmod_socket, topics_buf, strlen(topics_buf), &buf, &size, timeout_ms, PROC_QUE_STCS);
+ rv = net_mod_socket_reg(gNetmod_socket, buf_temp, strlen(buf_temp), &buf, &size, timeout_ms, PROC_QUE_STCS);
if (rv == 0) {
+
val = atoi((char *)buf);
free(buf);
if (val > 0) {
memset(&node, 0x00, sizeof(node));
-
- len = strlen(topics_buf);
+
+ len = strlen(buf_temp) + 1;
#if defined(PRO_DE_SERIALIZE)
- min = (sizeof(topics_buf) - 1 - len ) > strlen(_input1.data) ? strlen(_input1.data) : (sizeof(topics_buf) - 1 - len );
- strncpy(topics_buf + len + 1, _input1.data, min);
- len += (min + 1);
+ len += strlen(_input1.data);
#endif
+ topics_buf = (char *)malloc(len);
+ if (topics_buf == NULL) {
+
+ rv = EBUS_NO_MEM;
+ memset(errString, 0x00, sizeof(errString));
+ strncpy(errString, bus_strerror(rv), sizeof(errString));
+
+ logger->error("in BHRequest: Out of memory!\n");
+
+ pthread_mutex_unlock(&mutex);
+
+ return false;
+ }
+ memset(topics_buf, 0x00, len);
+
+ strncpy(topics_buf, buf_temp, strlen(buf_temp) + 1);
+#if defined(PRO_DE_SERIALIZE)
+ strncpy(topics_buf + strlen(buf_temp) + 1, _input1.data, strlen(_input1.data));
+#endif
+
node.key = val;
- rv = net_mod_socket_sendandrecv(gNetmod_socket, &node, 1, topics_buf, len, &recv_arr, &recv_arr_size, &errarr, &errarr_size);
+
+ if (timeout_ms > 0) {
+
+ rv = net_mod_socket_sendandrecv_timeout(gNetmod_socket, &node, 1, topics_buf, len, &recv_arr, &recv_arr_size, &errarr, &errarr_size, timeout_ms);
+
+ } else if (timeout_ms == 0) {
+
+ rv = net_mod_socket_sendandrecv_nowait(gNetmod_socket, &node, 1, topics_buf, len, &recv_arr, &recv_arr_size, &errarr, &errarr_size);
+
+ } else {
+
+ rv = net_mod_socket_sendandrecv(gNetmod_socket, &node, 1, topics_buf, len, &recv_arr, &recv_arr_size, &errarr, &errarr_size);
+ }
if (rv > 0) {
if (recv_arr_size > 0) {
node.key = recv_arr[0].key;
-
- memset(topics_buf, 0x00, sizeof(topics_buf));
+
size = recv_arr[0].content_length;
buf = (char *)malloc(size);
+ memset(buf, 0x00, size);
strncpy((char *)buf, (char *)recv_arr[0].content, size);
#if !defined(PRO_DE_SERIALIZE)
*reply = buf;
@@ -1409,27 +1466,29 @@
} else {
rv = EBUS_TIMEOUT;
}
-
+
} else {
rv = EBUS_RES_UNSUPPORT;
}
+
+ free(topics_buf);
}
memset(errString, 0x00, sizeof(errString));
strncpy(errString, bus_strerror(rv), sizeof(errString));
if (rv == 0) {
- memset(topics_buf, 0x00, sizeof(topics_buf));
- sprintf(topics_buf, "%d", node.key);
+ memset(buf_temp, 0x00, sizeof(buf_temp));
+ sprintf(buf_temp, "%d", node.key);
- rr.proc_id = topics_buf;
+ rr.proc_id = buf_temp;
*proc_id_len = rr.proc_id.size();
*proc_id = malloc(*proc_id_len);
memcpy(*proc_id, rr.proc_id.data(), *proc_id_len);
- memset(topics_buf, 0x00, sizeof(topics_buf));
- memcpy(topics_buf, buf, size);
- rr.data = topics_buf;
+ memset(buf_temp, 0x00, sizeof(buf_temp));
+ memcpy(buf_temp, buf, size);
+ rr.data = buf_temp;
}
pthread_mutex_unlock(&mutex);
@@ -1473,8 +1532,10 @@
void *buf;
int key;
int size;
+ int len;
int sec, nsec;
- char topics_buf[MAX_STR_LEN] = { 0x00 };
+ char buf_temp[MAX_STR_LEN] = { 0x00 };
+ char *topics_buf = NULL;
if (gRun_stat == 0) {
logger->error("the process has not been registered yet!\n");
@@ -1486,73 +1547,87 @@
return false;
}
- rv = pthread_mutex_trylock(&mutex);
+ if (timeout_ms > 0) {
+
+ sec = timeout_ms / 1000;
+ nsec = (timeout_ms - sec * 1000) * 1000 * 1000;
+
+ rv = net_mod_socket_recvfrom_timeout(gNetmod_socket, &buf, &size, &key, sec, nsec);
+
+ } else if (timeout_ms == 0) {
+
+ rv = net_mod_socket_recvfrom_nowait(gNetmod_socket, &buf, &size, &key);
+
+ } else {
+
+ rv = net_mod_socket_recvfrom(gNetmod_socket, &buf, &size, &key);
+ }
+
if (rv == 0) {
- if (timeout_ms > 0) {
+ struct _ReadRequestReply
+ {
+ std::string proc_id;
+ std::string topic;
+ std::string data;
+ void *src;
+ } rrr;
- sec = timeout_ms / 1000;
- nsec = (timeout_ms - sec * 1000) * 1000 * 1000;
+ sprintf(buf_temp, "%d", key);
+ rrr.proc_id = buf_temp;
- rv = net_mod_socket_recvfrom_timeout(gNetmod_socket, &buf, &size, &key, sec, nsec);
+ *proc_id_len = rrr.proc_id.size();
+ *proc_id = malloc(*proc_id_len);
+ memcpy(*proc_id, rrr.proc_id.data(), *proc_id_len);
- } else if (timeout_ms == 0) {
-
- rv = net_mod_socket_recvfrom_nowait(gNetmod_socket, &buf, &size, &key);
+ topics_buf = (char *)malloc(size + MIN_STR_LEN);
+ if (topics_buf == NULL) {
+
+ rv = EBUS_NO_MEM;
+ memset(errString, 0x00, sizeof(errString));
+ strncpy(errString, bus_strerror(rv), sizeof(errString));
+
+ logger->error("in BHReadRequest: Out of memory!\n");
+
+ return false;
+ }
+ memset(topics_buf, 0x00, size + MIN_STR_LEN);
- } else {
-
- rv = net_mod_socket_recvfrom(gNetmod_socket, &buf, &size, &key);
+ len = strlen((char *)buf);
+ if (len > size) {
+ len = size;
+ }
+ strncpy(topics_buf, (char *)buf, len);
+ rrr.topic = topics_buf;
+
+ if (len < size) {
+ strncpy(topics_buf + len + 1, (char *)buf + len + 1, size - len - 1);
}
- if (rv == 0) {
- struct _ReadRequestReply
- {
- std::string proc_id;
- std::string topic;
- std::string data;
- void *src;
- } rrr;
-
- sprintf(topics_buf, "%d", key);
- rrr.proc_id = topics_buf;
-
- *proc_id_len = rrr.proc_id.size();
- *proc_id = malloc(*proc_id_len);
- memcpy(*proc_id, rrr.proc_id.data(), *proc_id_len);
-
- memset(topics_buf, 0x00, sizeof(topics_buf));
- memcpy(topics_buf, buf, size > sizeof(topics_buf) ? sizeof(topics_buf) : size);
- rrr.topic = topics_buf;
- rrr.data = topics_buf;
+ rrr.data = topics_buf + len + 1;
+
+ free(topics_buf);
#if defined(PRO_DE_SERIALIZE)
- ::bhome_msg::MsgRequestTopic mrt;
- mrt.set_topic(rrr.topic);
- mrt.set_data(rrr.data.data());
- *request_len = mrt.ByteSizeLong();
- *request = malloc(*request_len);
- mrt.SerializePartialToArray(*request,*request_len);
+ ::bhome_msg::MsgRequestTopic mrt;
+ mrt.set_topic(rrr.topic);
+ mrt.set_data(rrr.data.data());
+ *request_len = mrt.ByteSizeLong();
+ *request = malloc(*request_len);
+ mrt.SerializePartialToArray(*request,*request_len);
#else
- *request = buf;
- *request_len = size;
+ *request = buf;
+ *request_len = size;
#endif
- buf = malloc(sizeof(int));
- *(int *)buf = key;
- *src = buf;
- }
+ free(buf);
- pthread_mutex_unlock(&mutex);
-
- memset(errString, 0x00, sizeof(errString));
- strncpy(errString, bus_strerror(rv), sizeof(errString));
-
- } else {
-
- rv = EBUS_RES_BUSY;
- memset(errString, 0x00, sizeof(errString));
- strncpy(errString, bus_strerror(rv), sizeof(errString));
+ buf = malloc(sizeof(int));
+ *(int *)buf = key;
+ *src = buf;
}
+
+ memset(errString, 0x00, sizeof(errString));
+ strncpy(errString, bus_strerror(rv), sizeof(errString));
if (rv == 0)
return true;
@@ -1563,7 +1638,8 @@
int BHSendReply(void *src, const void *reply, const int reply_len)
{
int rv;
-
+ const char *_input;
+
#if defined(PRO_DE_SERIALIZE)
::bhome_msg::MsgRequestTopicReply input;
if (!input.ParseFromArray(reply, reply_len)) {
@@ -1575,9 +1651,8 @@
return false;
}
- const char *_input;
_input = input.data().data();
-
+
#else
if ((src == NULL) || (reply == NULL) || (reply_len == 0)) {
@@ -1587,6 +1662,9 @@
return false;
}
+
+ _input = (char *)reply;
+
#endif
if (gRun_stat == 0) {
@@ -1602,7 +1680,7 @@
rv = pthread_mutex_trylock(&mutex);
if (rv == 0) {
- rv = net_mod_socket_sendto(gNetmod_socket, reply, reply_len, *(int *)src);
+ rv = net_mod_socket_sendto(gNetmod_socket, _input, strlen(_input), *(int *)src);
memset(errString, 0x00, sizeof(errString));
strncpy(errString, bus_strerror(rv), sizeof(errString));
--
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