rename funcs, move get_val

src/utils.cpp

@@ -43,7 +43,7 @@ std::string pBytes(double bytes, bool isKbytes) {
 }
 
 /* SENSOR GETTERS  + UTILS*/
-ssize_t readFile2(const char* path, char* buffer, size_t maxlen) {
+ssize_t readFile(const char* path, char* buffer, size_t maxlen) {
     int fd = open(path, O_RDONLY | O_CLOEXEC);
     if (fd < 0) {
         log(LOG::ERR, "readFile2", "Error reading {}", path);
@@ -55,30 +55,19 @@ ssize_t readFile2(const char* path, char* buffer, size_t maxlen) {
     return len;
 }
 
-ssize_t readFile2(std::string path, char* buffer, size_t maxlen) {
-    return readFile2(path.c_str(), buffer, maxlen);
+ssize_t readFile(std::string path, char* buffer, size_t maxlen) {
+    return readFile(path.c_str(), buffer, maxlen);
 }
 
-std::string readFile(std::string path, size_t trim) {
+std::string readFileToStr(std::string path, size_t trim) {
     char* buf = new char[trim + 2];
-    ssize_t len = readFile2(path, buf, trim + 2);
+    ssize_t len = readFile(path, buf, trim + 2);
     std::string out(buf);
     delete[] buf;
     if (!len) return "0";
     return out.substr(0, len - 1);
 }
 
-int get_val(std::string_view target, std::string_view content) {
-    int result = -1;
-    std::size_t start = content.find(target);
-    if (start != std::string::npos) {
-        int begin = start + target.length();
-        std::size_t end = content.find("kB", start);
-        result = std::strtol(content.substr(begin, end - begin).data(), NULL, 10);
-    }
-    return result;
-}
-
 std::string getFirstDir(std::string_view path) {
     for (const auto& entry : std::filesystem::directory_iterator(path))
         return entry.path();