/* * Copyright (C) 2009-2012 the libgit2 contributors * * This file is part of libgit2, distributed under the GNU GPL v2 with * a Linking Exception. For full terms see the included COPYING file. */ #include "common.h" #include "utf-conv.h" /* * Default codepage value */ static int _active_codepage = CP_UTF8; void gitwin_set_codepage(unsigned int codepage) { _active_codepage = codepage; } unsigned int gitwin_get_codepage(void) { return _active_codepage; } void gitwin_set_utf8(void) { _active_codepage = CP_UTF8; } wchar_t* gitwin_to_utf16(const char* str) { wchar_t* ret; int cb; if (!str) return NULL; cb = strlen(str) * sizeof(wchar_t); if (cb == 0) { ret = (wchar_t*)git__malloc(sizeof(wchar_t)); if (ret) ret[0] = 0; return ret; } /* Add space for null terminator */ cb += sizeof(wchar_t); ret = (wchar_t*)git__malloc(cb); if (!ret) return NULL; if (MultiByteToWideChar(_active_codepage, 0, str, -1, ret, cb) == 0) { giterr_set(GITERR_OS, "Could not convert string to UTF-16"); git__free(ret); ret = NULL; } return ret; } int gitwin_append_utf16(wchar_t *buffer, const char *str, size_t len) { int result = MultiByteToWideChar(_active_codepage, 0, str, -1, buffer, len); if (result == 0) giterr_set(GITERR_OS, "Could not convert string to UTF-16"); return result; } char* gitwin_from_utf16(const wchar_t* str) { char* ret; int cb; if (!str) { return NULL; } cb = wcslen(str) * sizeof(char); if (cb == 0) { ret = (char*)git__malloc(sizeof(char)); if (ret) ret[0] = 0; return ret; } /* Add space for null terminator */ cb += sizeof(char); ret = (char*)git__malloc(cb); if (!ret) return NULL; if (WideCharToMultiByte(_active_codepage, 0, str, -1, ret, cb, NULL, NULL) == 0) { giterr_set(GITERR_OS, "Could not convert string to UTF-8"); git__free(ret); ret = NULL; } return ret; }