Enforce one nameing convention

src/Util.cc

@@ -0,0 +1,46 @@
+#include "Util.h"
+void fireEv(int index, const char* content, const char* type) {
+  MAIN_THREAD_EM_ASM({
+    objs[$0].dispatchEvent(new CustomEvent($2 === 0 ? "0" : UTF8ToString($2), { "detail" : UTF8ToString($1) }));
+  }, index, content, type);
+}
+int untar(unsigned char* tar, int tarSize, const std::string& storepath) {
+  if(memcmp(tar + 257, "ustar", 5)) return IncorrectFormat;
+  unsigned char* ptr = tar;
+  size_t size{0};
+  std::string path{};
+  path.reserve(100); // Max length
+  unsigned char* end = tar + tarSize;
+  while(ptr <= end) {
+    if(ptr[156] != '5' && ptr[156] != 0  && 
+      ptr[156] != '0') {
+      return IncorrectFiletype;
+    }
+    path.clear();
+    path += reinterpret_cast<char*>(ptr + 345);
+    path += reinterpret_cast<char*>(ptr);
+    ptr += 124;
+    for(int i{0}; i < 11; i++) {
+      size *= 8;
+      size += *ptr - 48;
+      ptr++;
+    }
+    ptr += 377;
+    size_t firstSlash = path.find_first_of("/");
+    if(firstSlash == std::string::npos) {
+      if(size != 0) ptr += size + 512 - size % 512;
+      continue;
+    }
+    path = storepath + path.substr(firstSlash);
+    if(size == 0) fs::create_directory(path);
+    else {
+      int fd {open(path.c_str(), O_CREAT | O_WRONLY | O_TRUNC, 0777)};
+      if(fd == -1) return FailedOpen;
+      int res = write(fd, ptr, size);
+      if(res == -1) return FailedWrite;
+      if(close(fd) == -1) return FailedClose;
+      ptr += size + 512 - size % 512;
+    }
+  }
+  return Successful;
+}