Improve 'MMFileFormatIsValidXXX' function to reduce DC

Change-Id: Id9ba66477f0b8766db1b33efb8d09bbb805b3b51

diff --git a/utils/mm_file_util_validity.c b/utils/mm_file_util_validity.c
index 5d0b7d3..b800227 100755 (executable)
--- a/utils/mm_file_util_validity.c
+++ b/utils/mm_file_util_validity.c
@@ -667,42 +667,7 @@ exit:
 EXPORT_API
 int MMFileFormatIsValidWMA(MMFileIOHandle *pFileIO, const char *mmfileuri, int dummy)
 {
-#define _MMFILE_ASF_HEADER_LENGTH 16
-       MMFileIOHandle *fp = pFileIO;
-       unsigned char buffer[_MMFILE_ASF_HEADER_LENGTH] = {0, };
-       int           readed = 0;
-       int ret = 0;
-
-       if (fp == NULL) {
-               ret = mmfile_open(&fp, mmfileuri, MMFILE_RDONLY);
-               if (ret == MMFILE_IO_FAILED) {
-                       debug_error(DEBUG, "error: mmfile_open\n");
-                       goto exit;
-               }
-       }
-
-       mmfile_seek(fp, 0L, MMFILE_SEEK_SET);
-
-       readed = mmfile_read(fp, buffer, _MMFILE_ASF_HEADER_LENGTH);
-
-       if (_MMFILE_ASF_HEADER_LENGTH != readed) {
-               debug_error(RELEASE, "read error. size = %d. Maybe end of file.\n", readed);
-
-               ret = 0;
-               goto exit;
-       }
-
-       if (1 == _MMFileIsASFHeader(buffer)) {
-               debug_msg(RELEASE, "Header Detected\n");
-               ret = 1;
-               goto exit;
-       }
-
-exit:
-       if (pFileIO == NULL && fp != NULL)
-               mmfile_close(fp);
-
-       return ret;
+       return MMFileFormatIsValidASF(pFileIO, mmfileuri, dummy);
 }
 
 
@@ -713,41 +678,7 @@ exit:
 EXPORT_API
 int MMFileFormatIsValidWMV(MMFileIOHandle *pFileIO, const char *mmfileuri, int dummy)
 {
-#define _MMFILE_ASF_HEADER_LENGTH 16
-       MMFileIOHandle *fp = pFileIO;
-       unsigned char buffer[_MMFILE_ASF_HEADER_LENGTH] = {0, };
-       int           readed = 0;
-       int ret = 0;
-
-       if (fp == NULL) {
-               ret = mmfile_open(&fp, mmfileuri, MMFILE_RDONLY);
-               if (ret == MMFILE_IO_FAILED) {
-                       debug_error(DEBUG, "error: mmfile_open\n");
-                       goto exit;
-               }
-       }
-
-       mmfile_seek(fp, 0L, MMFILE_SEEK_SET);
-
-       readed = mmfile_read(fp, buffer, _MMFILE_ASF_HEADER_LENGTH);
-
-       if (_MMFILE_ASF_HEADER_LENGTH != readed) {
-               debug_error(RELEASE, "read error. size = %d. Maybe end of file.\n", readed);
-               ret = 0;
-               goto exit;
-       }
-
-       if (1 == _MMFileIsASFHeader(buffer)) {
-               debug_msg(RELEASE, "Header Detected\n");
-               ret = 1;
-               goto exit;
-       }
-
-exit:
-       if (pFileIO == NULL && fp != NULL)
-               mmfile_close(fp);
-
-       return ret;
+       return MMFileFormatIsValidASF(pFileIO, mmfileuri, dummy);
 }