Internal functions cleanup

Change-Id: I6383006f55209ac298bbf6cffacba371a8d497ac
Signed-off-by: Minje Ahn <minje.ahn@samsung.com>

diff --git a/utils/mm_file_util_validity.c b/utils/mm_file_util_validity.c
index 5f4dcee..85d58b5 100755 (executable)
--- a/utils/mm_file_util_validity.c
+++ b/utils/mm_file_util_validity.c
@@ -34,24 +34,15 @@
 /***********************************************************************/
 static int _MMFileSearchID3Tag(MMFileIOHandle *fp, unsigned int *offset);
 static int _MMFileIsMP3Header(void *header);
-static int _MMFileIsOGGHeader(void *header);
-static int _MMFileIsREALHeader(void *header);
 static int _MMFileIsMP4Header(void *header);
-static int _MMFileIsWAVHeader(void *header);
-static int _MMFileIsAVIHeader(void *header);
 static int _MMFileIsMIDHeader(void *header);
 static int _MMFileIsMMFHeader(void *header);
-static int _MMFileIsIMYHeader(void *header);
 static int _MMFileIsASFHeader(void *header);
 static int _MMFileIsAMRHeader(void *header);
-static int _MMFileIsFLACHeader(void *header);
-static int _MMFileIsFLVHeader(void *header);
 static int _MMFileIsMPEGTSHeader(MMFileIOHandle *fp);
 static int _MMFileIsMPEGPSHeader(void *header);
 static int _MMFileIsMPEGAUDIOHeader(void *header);
 static int _MMFileIsMPEGVIDEOHeader(void *header);
-static int _MMFileIsAIFFHeader(void *header);
-static int _MMFileIsAPEHeader(void *header);
 
 /***********************************************************************/
 /*                     MP3 Header Check API                            */
@@ -345,7 +336,7 @@ int MMFileFormatIsValidOGG(MMFileIOHandle *pFileIO, const char *mmfileuri, int d
                }
 
                for (j = 0; (j <= readed - _MMFILE_OGG_HEADER_LENGTH); j++) {
-                       if (1 == _MMFileIsOGGHeader(buffer + j)) {
+                       if (!memcmp(buffer + j, "OggS", 4)) {
                                ret = 1;
                                debug_msg(RELEASE, "Header Detected at %d\n", i + j);
                                goto exit;
@@ -471,7 +462,7 @@ int MMFileFormatIsValidWAV(MMFileIOHandle *pFileIO, const char *mmfileuri, int d
                goto exit;
        }
 
-       if (1 == _MMFileIsWAVHeader(buffer)) {
+       if (!memcmp(buffer, "RIFF", 4) && !memcmp(buffer + 8, "WAVE", 4)) {
                debug_msg(RELEASE, "Header Detected\n");
                ret = 1;
                goto exit;
@@ -579,7 +570,7 @@ int MMFileFormatIsValidAVI(MMFileIOHandle *pFileIO, const char *mmfileuri, int d
                goto exit;
        }
 
-       if (1 == _MMFileIsAVIHeader(buffer)) {
+       if (!memcmp(buffer, "RIFF", 4) && !memcmp(buffer + 8, "AVI", 3)) {
                debug_msg(RELEASE, "Header Detected \n");
                ret = 1;
                goto exit;
@@ -735,7 +726,7 @@ int MMFileFormatIsValidIMY(MMFileIOHandle *pFileIO, const char *mmfileuri, int d
                goto exit;
        }
 
-       if (1 == _MMFileIsIMYHeader(buffer)) {
+       if (!memcmp(buffer, "BEGIN:IMELODY", 13)) {
                debug_msg(RELEASE, "Header Detected\n");
                ret = 1;
                goto exit;
@@ -929,7 +920,7 @@ int MMFileFormatIsValidFLAC(MMFileIOHandle *pFileIO, const char *mmfileuri, int
                goto exit;
        }
 
-       if (1 == _MMFileIsFLACHeader(buffer)) {
+       if (!memcmp(buffer, "fLaC", 4)) {
                debug_msg(RELEASE, "Header Detected\n");
                ret = 1;
                goto exit;
@@ -973,7 +964,7 @@ int MMFileFormatIsValidFLV(MMFileIOHandle *pFileIO, const char *mmfileuri, int d
                goto exit;
        }
 
-       if (1 == _MMFileIsFLVHeader(buffer)) {
+       if (!memcmp(buffer, "FLV", 3)) {
                debug_msg(RELEASE, "Header Detected\n");
                ret = 1;
                goto exit;
@@ -1018,7 +1009,7 @@ int MMFileFormatIsValidREAL(MMFileIOHandle *pFileIO, const char *mmfileuri, int
                goto exit;
        }
 
-       if (1 == _MMFileIsREALHeader(buffer)) {
+       if (!memcmp(buffer, ".RMF", 4)) {
                debug_msg(RELEASE, "Header Detected\n");
 
                ret = 1;
@@ -1247,7 +1238,7 @@ int MMFileFormatIsValidAIFF(MMFileIOHandle *pFileIO, const char *mmfileuri, int
                goto exit;
        }
 
-       if (1 == _MMFileIsAIFFHeader(buffer)) {
+       if (!memcmp(buffer, "FORM", 4) && !memcmp(buffer + 8, "AIFF", 4)) {
                debug_msg(RELEASE, "Header Detected\n");
                ret = 1;
                goto exit;
@@ -1288,7 +1279,7 @@ int MMFileFormatIsValidAPE(MMFileIOHandle *pFileIO, const char *mmfileuri, int d
                goto exit;
        }
 
-       if (1 == _MMFileIsAPEHeader(buffer)) {
+       if (!memcmp(buffer, "MAC ", 4)) {
                debug_msg(RELEASE, "Header Detected\n");
                ret = 1;
                goto exit;
@@ -1334,36 +1325,13 @@ static int _MMFileIsASFHeader(void *header)
 
 static int _MMFileIsAMRHeader(void *header)
 {
-#define _MMFILE_AMR_SINGLE_CH_HEADER_SIZE       6
-#define _MMFILE_AMR_SINGLE_CH_HEADER            "#!AMR\n"
-
-#define _MMFILE_AMR_WB_SINGLE_CH_HEADER_SIZE    9
-#define _MMFILE_AMR_WB_SINGLE_CH_HEADER         "#!AMR-WB\n"
-
-#define _MMFILE_AMR_MULTI_CH_HEADER_SIZE        12
-#define _MMFILE_AMR_MULTI_CH_HEADER             "#!AMR_MC1.0\n"
-
-#define _MMFILE_AMR_WB_MULTI_CH_HEADER_SIZE     15
-#define _MMFILE_AMR_WB_MULTI_CH_HEADER          "#!AMR-WB_MC1.0\n"
-
        unsigned char *s = header;
 
-       if (!memcmp(s, _MMFILE_AMR_SINGLE_CH_HEADER,    _MMFILE_AMR_SINGLE_CH_HEADER_SIZE) ||
-           !memcmp(s, _MMFILE_AMR_WB_SINGLE_CH_HEADER, _MMFILE_AMR_WB_SINGLE_CH_HEADER_SIZE) ||
-           !memcmp(s, _MMFILE_AMR_MULTI_CH_HEADER,     _MMFILE_AMR_MULTI_CH_HEADER_SIZE) ||
-           !memcmp(s, _MMFILE_AMR_WB_MULTI_CH_HEADER,  _MMFILE_AMR_WB_MULTI_CH_HEADER_SIZE)) {
-
-               return 1;
-       }
-
-       return 0;
-}
-
-static int _MMFileIsIMYHeader(void *header)
-{
-       unsigned char *s = header;
+       if (!memcmp(s, "#!AMR\n", 6) ||
+           !memcmp(s, "#!AMR-WB\n", 9) ||
+           !memcmp(s, "#!AMR_MC1.0\n", 12) ||
+           !memcmp(s, "#!AMR-WB_MC1.0\n", 15)) {
 
-       if (!memcmp(s, "BEGIN:IMELODY", 13)) {
                return 1;
        }
 
@@ -1406,32 +1374,6 @@ static int _MMFileIsMMFHeader(void *header)
        return 0;
 }
 
-
-static int _MMFileIsAVIHeader(void *header)
-{
-       unsigned char *s = header;
-
-       if (!memcmp(s, "RIFF", 4) && !memcmp(s + 8, "AVI", 3)) {
-               return 1;
-       }
-
-       return 0;
-}
-
-
-static int _MMFileIsWAVHeader(void *header)
-{
-       unsigned char *s = header;
-
-       if (!memcmp(s, "RIFF", 4) && !memcmp(s + 8, "WAVE", 4)) {
-               return 1;
-       }
-
-       return 0;
-}
-
-
-
 static int _MMFileIsMP4Header(void *header)
 {
        unsigned char *s = header;
@@ -1452,28 +1394,6 @@ static int _MMFileIsMP4Header(void *header)
        return 0;
 }
 
-static int _MMFileIsOGGHeader(void *header)
-{
-       unsigned char *s = header;
-
-       if (!memcmp(s, "OggS", 4)) {
-               return 1;
-       }
-
-       return 0;
-}
-
-static int _MMFileIsREALHeader(void *header)
-{
-       unsigned char *s = header;
-
-       if (!memcmp(s, ".RMF", 4)) {
-               return 1;
-       }
-
-       return 0;
-}
-
 static int _MMFileIsMPEGTSHeader(MMFileIOHandle *fp)
 {
        unsigned char header[TS_MAX_PACKET_SIZE] = {0, };
@@ -1721,46 +1641,3 @@ _START_TAG_SEARCH:
 search_end:
        return ret;
 }
-
-static int _MMFileIsFLACHeader(void *header)
-{
-       unsigned char *s = header;
-
-       if (!memcmp(s, "fLaC", 4)) {
-               return 1;
-       }
-
-       return 0;
-}
-
-static int _MMFileIsFLVHeader(void *header)
-{
-       unsigned char *s = header;
-
-       if (!memcmp(s, "FLV", 3)) {
-               return 1;
-       }
-
-       return 0;
-}
-
-static int _MMFileIsAIFFHeader(void *header)
-{
-       unsigned char *s = header;
-
-       if (!memcmp(s, "FORM", 4) && !memcmp(s + 8, "AIFF", 4)) {
-               return 1;
-       }
-
-       return 0;
-}
-static int _MMFileIsAPEHeader(void *header)
-{
-       unsigned char *s = header;
-
-       if (!memcmp(s, "MAC ", 4)) {
-               return 1;
-       }
-
-       return 0;
-}