基本通信测试通过。

bf.util.cpp

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+#include "bf.util.h"
+
+#include <iomanip>
+#include <openssl/err.h>
+#include <openssl/evp.h>
+#include <random>
+#include <sstream>
+
+std::shared_ptr<spdlog::logger> gLogger = nullptr;
+
+void BF_Util::initLogger()
+{
+    if (!gLogger) {
+        auto console_sink = std::make_shared<spdlog::sinks::stdout_color_sink_mt>();
+        console_sink->set_pattern("%^[%Y-%m-%d %H:%M:%S.%e][%l]: %v%$");
+        std::vector<spdlog::sink_ptr> sinks{console_sink};
+        gLogger = std::make_shared<spdlog::logger>("baidu_fanyi", sinks.begin(), sinks.end());
+        gLogger->set_level(spdlog::level::debug);
+        spdlog::register_logger(gLogger);
+    }
+}
+
+void BF_Util::setLogLevel(spdlog::level::level_enum level)
+{
+    if (gLogger) {
+        gLogger->set_level(level);
+    }
+}
+
+std::string BF_Util::MD5(const std::string& data)
+{
+    EVP_MD_CTX* mdctx = EVP_MD_CTX_new();
+    if (!mdctx) {
+        gLogger->error("EVP_MD_CTX_new failed");
+        return std::string();
+    }
+    std::shared_ptr<void> d(nullptr, [mdctx](void*) { EVP_MD_CTX_free(mdctx); });
+    auto ir = EVP_DigestInit_ex(mdctx, EVP_md5(), nullptr);
+    if (!ir) {
+        gLogger->error("EVP_DigestInit_ex failed");
+        return std::string();
+    }
+    auto ur = EVP_DigestUpdate(mdctx, data.c_str(), data.length());
+    if (!ur) {
+        gLogger->error("EVP_DigestUpdate failed");
+        return std::string();
+    }
+    unsigned char md_value[EVP_MAX_MD_SIZE];
+    unsigned int md_len;
+    auto fr = EVP_DigestFinal_ex(mdctx, md_value, &md_len);
+    if (!fr) {
+        gLogger->error("EVP_DigestFinal_ex failed");
+        return std::string();
+    }
+    std::ostringstream os;
+    for (unsigned int i = 0; i < md_len; i++) {
+        os << std::setw(2) << std::setfill('0') << std::hex << (int)md_value[i];
+    }
+    return os.str();
+}
+
+std::string BF_Util::RandomStrNum()
+{
+    static std::random_device rd;
+    static std::mt19937 gen(rd());
+    static std::uniform_int_distribution<> dis(100000000, 999999999);
+    long long num = dis(gen);
+    return std::to_string(num);
+}
+
+std::string BF_Util::urlEncode(const std::string& data)
+{
+    std::ostringstream os;
+    for (unsigned char c : data) {
+        if (std::isalnum(c) || c == '-' || c == '_' || c == '.' || c == '~') {
+            os << c;
+        } else {
+            os << '%' << std::uppercase << std::setw(2) << std::setfill('0') << std::hex << (int)c;
+        }
+    }
+    return os.str();
+}