ITS#7992 assume Windows paths are UTF-8

diff --git a/libraries/liblmdb/mdb.c b/libraries/liblmdb/mdb.c
index 819a6319109df39887c6cad9cdd6a7e91562edca..1bd9cb718d5246c0293cfa2aeb4256c437624318 100644 (file)
--- a/libraries/liblmdb/mdb.c
+++ b/libraries/liblmdb/mdb.c
@@ -1372,6 +1372,8 @@ static MDB_cmp_func       mdb_cmp_memn, mdb_cmp_memnr, mdb_cmp_int, mdb_cmp_cint, mdb_
 static SECURITY_DESCRIPTOR mdb_null_sd;
 static SECURITY_ATTRIBUTES mdb_all_sa;
 static int mdb_sec_inited;
+
+static int utf8_to_utf16(const char *src, int srcsize, wchar_t **dst, int *dstsize);
 #endif
 
 /** Return the library version info. */
@@ -4440,9 +4442,12 @@ mdb_env_setup_locks(MDB_env *env, char *lpath, int mode, int *excl)
        off_t size, rsize;
 
 #ifdef _WIN32
-       env->me_lfd = CreateFileA(lpath, GENERIC_READ|GENERIC_WRITE,
+       wchar_t *wlpath;
+       utf8_to_utf16(lpath, -1, &wlpath, NULL);
+       env->me_lfd = CreateFileW(wlpath, GENERIC_READ|GENERIC_WRITE,
                FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, OPEN_ALWAYS,
                FILE_ATTRIBUTE_NORMAL, NULL);
+       free(wlpath);
 #else
        env->me_lfd = open(lpath, O_RDWR|O_CREAT|MDB_CLOEXEC, mode);
 #endif
@@ -4660,6 +4665,9 @@ mdb_env_open(MDB_env *env, const char *path, unsigned int flags, mdb_mode_t mode
 {
        int             oflags, rc, len, excl = -1;
        char *lpath, *dpath;
+#ifdef _WIN32
+       wchar_t *wpath;
+#endif
 
        if (env->me_fd!=INVALID_HANDLE_VALUE || (flags & ~(CHANGEABLE|CHANGELESS)))
                return EINVAL;
@@ -4723,8 +4731,10 @@ mdb_env_open(MDB_env *env, const char *path, unsigned int flags, mdb_mode_t mode
                len = OPEN_ALWAYS;
        }
        mode = FILE_ATTRIBUTE_NORMAL;
-       env->me_fd = CreateFileA(dpath, oflags, FILE_SHARE_READ|FILE_SHARE_WRITE,
+       utf8_to_utf16(dpath, -1, &wpath, NULL);
+       env->me_fd = CreateFileW(wpath, oflags, FILE_SHARE_READ|FILE_SHARE_WRITE,
                NULL, len, mode, NULL);
+       free(wpath);
 #else
        if (F_ISSET(flags, MDB_RDONLY))
                oflags = O_RDONLY;
@@ -4753,9 +4763,11 @@ mdb_env_open(MDB_env *env, const char *path, unsigned int flags, mdb_mode_t mode
                         */
 #ifdef _WIN32
                        len = OPEN_EXISTING;
-                       env->me_mfd = CreateFileA(dpath, oflags,
+                       utf8_to_utf16(dpath, -1, &wpath, NULL);
+                       env->me_mfd = CreateFileW(wpath, oflags,
                                FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, len,
                                mode | FILE_FLAG_WRITE_THROUGH, NULL);
+                       free(wpath);
 #else
                        oflags &= ~O_CREAT;
                        env->me_mfd = open(dpath, oflags | MDB_DSYNC, mode);
@@ -9145,6 +9157,9 @@ mdb_env_copy2(MDB_env *env, const char *path, unsigned int flags)
        int rc, len;
        char *lpath;
        HANDLE newfd = INVALID_HANDLE_VALUE;
+#ifdef _WIN32
+       wchar_t *wpath;
+#endif
 
        if (env->me_flags & MDB_NOSUBDIR) {
                lpath = (char *)path;
@@ -9162,8 +9177,10 @@ mdb_env_copy2(MDB_env *env, const char *path, unsigned int flags)
         * already in the OS cache.
         */
 #ifdef _WIN32
-       newfd = CreateFileA(lpath, GENERIC_WRITE, 0, NULL, CREATE_NEW,
+       utf8_to_utf16(lpath, -1, &wpath, NULL);
+       newfd = CreateFileW(wpath, GENERIC_WRITE, 0, NULL, CREATE_NEW,
                                FILE_FLAG_NO_BUFFERING|FILE_FLAG_WRITE_THROUGH, NULL);
+       free(wpath);
 #else
        newfd = open(lpath, O_WRONLY|O_CREAT|O_EXCL, 0666);
 #endif
@@ -9868,3 +9885,22 @@ mdb_mutex_failed(MDB_env *env, mdb_mutexref_t mutex, int rc)
 }
 #endif /* MDB_ROBUST_SUPPORTED */
 /** @} */
+
+#if defined(_WIN32)
+static int utf8_to_utf16(const char *src, int srcsize, wchar_t **dst, int *dstsize)
+{
+       int need;
+       wchar_t *result;
+       need = MultiByteToWideChar(CP_UTF8, 0, src, srcsize, NULL, 0);
+       if (need == 0xFFFD)
+               return EILSEQ;
+       if (need == 0)
+               return EINVAL;
+       result = malloc(sizeof(wchar_t) * need);
+       MultiByteToWideChar(CP_UTF8, 0, src, srcsize, result, need);
+       if (dstsize)
+               *dstsize = need;
+       *dst = result;
+       return 0;
+}
+#endif /* defined(_WIN32) */