diff options
Diffstat (limited to 'plugins/updater/utils.cpp')
| -rw-r--r-- | plugins/updater/utils.cpp | 248 |
1 files changed, 248 insertions, 0 deletions
diff --git a/plugins/updater/utils.cpp b/plugins/updater/utils.cpp new file mode 100644 index 0000000000..cd776782f9 --- /dev/null +++ b/plugins/updater/utils.cpp @@ -0,0 +1,248 @@ +#include "common.h"
+#include "utils.h"
+
+bool VersionFromString(const char *szVer, DWORD *pdwVer)
+{
+ char *p = (char *)szVer;
+ *pdwVer = 0;
+
+ int bytes = 1; // we start in the first 'byte'
+ int digit_count = 0;
+ while(*p && bytes <= 4 && digit_count <= 3)
+ {
+ if(*p >= '0' && *p <= '9')
+ {
+ *pdwVer = (*pdwVer & 0xFFFFFF00) + (*pdwVer & 0xFF) * 10 + (*p - '0');
+ digit_count++;
+ }
+ else if(*p == '.')
+ {
+ *pdwVer = *pdwVer << 8;
+ bytes++;
+ digit_count = 0;
+ }
+ else
+ {
+ if(bytes < 3) // allow other chars on the end (e.g. space)
+ return false; // incompatible version string
+ else
+ return true;
+ }
+ p++;
+ }
+
+ // version must be x.x.x.x format (for now - until a convention is established
+ // whereby we assume '0' bytes as either prefix or suffix)
+ // 15/3/06 - allowing 3 digit version numbers (ostensibly for spamfilter definition files which use date for version)
+ return (bytes >= 3);
+
+}
+
+int CheckForFileID(char *update_url, char *version_url, char *name)
+{
+ if (strlen(update_url) > 45 && strncmp(update_url, MIM_DOWNLOAD_URL_PREFIX, 45) == 0)
+ {
+ char *p = update_url + 45;
+ return atoi(p);
+ }
+ if (strlen(update_url) > 51 && strncmp(update_url, "http://www.miranda-im.org/download/feed.php?dlfile=", 51) == 0)
+ {
+ char *p = update_url + 51;
+ return atoi(p);
+ }
+ if(strlen(update_url) > 47 && strncmp(update_url, "http://miranda-im.org/download/feed.php?dlfile=", 47) == 0)
+ {
+ char *p = update_url + 47;
+ return atoi(p);
+ }
+ return -1;
+}
+
+bool CreatePath(const TCHAR *szDir)
+{
+ if (!szDir) return false;
+
+ DWORD dwAttributes;
+ TCHAR *pszLastBackslash, szTestDir[ MAX_PATH ];
+
+ lstrcpyn( szTestDir, szDir, SIZEOF( szTestDir ));
+ if (( dwAttributes = GetFileAttributes( szTestDir )) != INVALID_FILE_ATTRIBUTES && ( dwAttributes & FILE_ATTRIBUTE_DIRECTORY ))
+ return true;
+
+ pszLastBackslash = _tcsrchr( szTestDir, '\\' );
+ if ( pszLastBackslash == NULL )
+ return true;
+
+ *pszLastBackslash = '\0';
+ CreatePath( szTestDir );
+ *pszLastBackslash = '\\';
+
+ return CreateDirectory( szTestDir, NULL ) != 0;
+}
+
+// must 'mir_free' return val
+TCHAR *GetTString(const char *asc)
+{
+ if (!asc) return NULL;
+ return mir_a2t(asc);
+// return (TCHAR*)CallService(MS_LANGPACK_PCHARTOTCHAR, 0, (LPARAM)asc);
+}
+
+void RemoveFolder(const TCHAR *src_folder)
+{
+ TCHAR szFilesPath[MAX_PATH];
+ mir_sntprintf(szFilesPath, SIZEOF(szFilesPath), _T("%s\\*.*"), src_folder);
+ TCHAR *p = _tcsrchr(szFilesPath, '\\') + 1;
+
+
+ WIN32_FIND_DATA findData;
+ HANDLE hFileSearch = FindFirstFile(szFilesPath, &findData);
+ if (hFileSearch != INVALID_HANDLE_VALUE)
+ {
+ do
+ {
+ if(findData.cFileName[0] != _T('.'))
+ {
+ _tcscpy(p, findData.cFileName);
+
+ if(findData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
+ // recurse
+ RemoveFolder(szFilesPath);
+ else
+ DeleteFile(szFilesPath);
+ }
+ } while(FindNextFile(hFileSearch, &findData));
+ FindClose(hFileSearch);
+ }
+
+ RemoveDirectory(src_folder);
+}
+
+bool FolderIsEmpty(const TCHAR *folder)
+{
+ TCHAR szFilesPath[MAX_PATH];
+ mir_sntprintf(szFilesPath, SIZEOF(szFilesPath), _T("%s\\*.*"), folder);
+
+ WIN32_FIND_DATA findData;
+ HANDLE hFileSearch = FindFirstFile(szFilesPath, &findData);
+ if (hFileSearch != INVALID_HANDLE_VALUE)
+ {
+ do {
+ if (_tcscmp(findData.cFileName, _T(".")) && _tcscmp(findData.cFileName, _T("..")))
+ {
+ FindClose(hFileSearch);
+ return false;
+ }
+ } while(FindNextFile(hFileSearch, &findData));
+ FindClose(hFileSearch);
+ }
+
+ return true;
+}
+
+bool DeleteNonDlls(const TCHAR *folder)
+{
+ TCHAR szFilesPath[MAX_PATH];
+
+ {
+ TCHAR buff[200];
+ mir_sntprintf(buff, SIZEOF(buff), _T("Deleting non-dlls in %s"), folder);
+ NLog(buff);
+ }
+
+ mir_sntprintf(szFilesPath, SIZEOF(szFilesPath), _T("%s\\*.*"), folder);
+ TCHAR *p = _tcsrchr(szFilesPath, '\\') + 1;
+
+ WIN32_FIND_DATA findData;
+ HANDLE hFileSearch = FindFirstFile(szFilesPath, &findData);
+ if (hFileSearch != INVALID_HANDLE_VALUE) {
+ do {
+ if (_tcscmp(findData.cFileName, _T(".")) && _tcscmp(findData.cFileName, _T("..")))
+ {
+ _tcscpy(p, findData.cFileName);
+ if(findData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
+ DeleteNonDlls(szFilesPath);
+ } else {
+ if (_tcsstr(findData.cFileName, _T(".dll")) == 0)
+ {
+ {
+ TCHAR buff[200];
+ mir_sntprintf(buff, SIZEOF(buff), _T("Deleting %s"), folder);
+ NLog(buff);
+ }
+ DeleteFile(szFilesPath);
+ }
+ }
+ }
+ } while(FindNextFile(hFileSearch, &findData));
+ FindClose(hFileSearch);
+ }
+
+ return true;
+}
+
+void* memmem (const void *buf1, size_t size1, const void *buf2, size_t size2)
+{
+ char *ptr;
+ const char *const last = (const char *)buf1 + size1 - size2;
+
+ if (size2 == 0) return (void *)buf1;
+
+ for (ptr = (char *)buf1; ptr <= last; ++ptr)
+ {
+ if (*ptr == *(char *)buf2 && !memcmp(ptr, buf2, size2))
+ return ptr;
+ }
+
+ return NULL;
+}
+
+bool IsAdminRequired(void)
+{
+ TCHAR path[MAX_PATH];
+ GetRootDir(path);
+ _tcscat(path, _T("\\test_tmp.tmp"));
+
+ HANDLE hDatFile = CreateFile(path, GENERIC_WRITE, FILE_SHARE_WRITE, 0, CREATE_ALWAYS, 0, 0);
+ if (hDatFile != INVALID_HANDLE_VALUE)
+ {
+ CloseHandle(hDatFile);
+ DeleteFile(path);
+ return false;
+ }
+
+ return true;
+}
+
+void GetRootDir(TCHAR *szPath)
+{
+ GetModuleFileName(NULL, szPath, MAX_PATH);
+ TCHAR *p = _tcsrchr(szPath, '\\'); if (p) *p = 0;
+}
+
+void NLog(char *msg)
+{
+ CallService(MS_NETLIB_LOG, (WPARAM)hNetlibUser, (LPARAM)msg);
+}
+
+void NLogF(const char *fmt, ...)
+{
+ va_list va;
+ char szText[1024];
+
+ va_start(va, fmt);
+ mir_vsnprintf(szText, sizeof(szText), fmt, va);
+ va_end(va);
+
+ CallService(MS_NETLIB_LOG, (WPARAM)hNetlibUser, (LPARAM)szText);
+}
+
+
+#ifdef _UNICODE
+void NLog(wchar_t *msg)
+{
+ char* a = mir_utf8encodeW(msg);
+ CallService(MS_NETLIB_LOG, (WPARAM)hNetlibUser, (LPARAM)a);
+ mir_free(a);
+}
+#endif
\ No newline at end of file |