std::string_view 的使用

module/dll_source_lzy/ecap/lib/hulc/Bit.cpp

@@ -4,6 +4,7 @@
 #include <regex>
 #include <sstream>
 #include <stdexcept>
+#include <string_view>
 // 2025-01-02 05:01:50 [info] 1a480118   9607f81e  f020 3a24 67761dbd  1a9ecbf8
 // 5655c75b  00601307
 #include <algorithm>
@@ -95,8 +96,8 @@ const bool is_big_endian = []() {
   auto *p = reinterpret_cast<uint8_t *>(&x);
   return p[0] == 0x01; // 如果 p[0] 为 0x01，说明是大端字节序
 }();
-std::vector<std::string> split(const std::string &str,
-                               const std::string &delimiter) {
+std::vector<std::string> split(std::string_view str,
+                               std::string_view delimiter) {
   std::vector<std::string> tokens;
   size_t start = 0;
   size_t end = str.find(delimiter);
@@ -110,7 +111,7 @@ std::vector<std::string> split(const std::string &str,
   tokens.push_back(str.substr(start)); // Add the last token
   return tokens;
 }
-std::string bin2mem(const std::string &bin) {
+std::string bin2mem(std::string_view bin) {
   const size_t len = bin.size();
   if (len % 8 != 0) {
     throw std::invalid_argument("binary string length must be a multiple of 8");
@@ -395,7 +396,7 @@ TEST(Bi222, xor_hex_Ex) {
 #endif
 
 // 将字节序从大端转换到当前平台字节序，并复制到目标内存中
-void big_endian_2_platform(const std::string &big_endian, char *dest) {
+void big_endian_2_platform(std::string_view big_endian, char *dest) {
   // 先复制原始数据
   std::string result = big_endian;
   // 如果当前平台是小端，反转数据
@@ -405,14 +406,14 @@ void big_endian_2_platform(const std::string &big_endian, char *dest) {
   // 将转换后的数据拷贝到目标内存中
   std::memcpy(dest, result.data(), result.size());
 }
-std::string big_endian_2_platform(const std::string &big_endian) {
+std::string big_endian_2_platform(std::string_view big_endian) {
   std::string result;
   result.resize(big_endian.size());
   big_endian_2_platform(big_endian, result.data());
   return result;
 }
 // 将字节序从小端转换到当前平台字节序，并复制到目标内存中
-void little_endian_2_platform(const std::string &little_endian, char *dest) {
+void little_endian_2_platform(std::string_view little_endian, char *dest) {
   // 先复制原始数据
   std::string result = little_endian;
   // 如果当前平台是大端，反转数据
@@ -422,7 +423,7 @@ void little_endian_2_platform(const std::string &little_endian, char *dest) {
   // 将转换后的数据拷贝到目标内存中
   std::memcpy(dest, result.data(), result.size());
 }
-std::string little_endian_2_platform(const std::string &little_endian) {
+std::string little_endian_2_platform(std::string_view little_endian) {
   std::string result;
   result.resize(little_endian.size());
   big_endian_2_platform(little_endian, result.data());