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ASF/WMA: Check if the file is encrypted. If so, don't try to play it.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@15867 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Magnus Holmgren 2007-12-02 12:52:00 +00:00
parent 7b90826ae1
commit 50ea21132b
1 changed files with 12 additions and 1 deletions
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13
apps/metadata/asf.c
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@ -58,7 +58,8 @@ enum asf_error_e {
ASF_ERROR_INVALID_OBJECT = -7, /* ASF object missing or in wrong place */
ASF_ERROR_OBJECT_SIZE = -8, /* invalid ASF object size (too small) */
ASF_ERROR_SEEKABLE = -9, /* file not seekable */
ASF_ERROR_SEEK = -10 /* file is seekable but seeking failed */
ASF_ERROR_SEEK = -10, /* file is seekable but seeking failed */
ASF_ERROR_ENCRYPTED = -11 /* file is encrypted */
};
static const guid_t asf_guid_null =
@ -89,6 +90,12 @@ static const guid_t asf_guid_content_description =
static const guid_t asf_guid_extended_content_description =
{0xD2D0A440, 0xE307, 0x11D2, {0x97, 0xF0, 0x00, 0xA0, 0xC9, 0x5E, 0xA8, 0x50}};
static const guid_t asf_guid_content_encryption =
{0x2211b3fb, 0xbd23, 0x11d2, {0xb4, 0xb7, 0x00, 0xa0, 0xc9, 0x55, 0xfc, 0x6e}};
static const guid_t asf_guid_extended_content_encryption =
{0x298ae614, 0x2622, 0x4c17, {0xb9, 0x35, 0xda, 0xe0, 0x7e, 0xe9, 0x28, 0x9c}};
/* stream type guids */
static const guid_t asf_guid_stream_type_audio =
@ -462,6 +469,10 @@ static int asf_parse_header(int fd, struct mp3entry* id3,
}
lseek(fd, bytesleft, SEEK_CUR);
} else if (asf_guid_match(&current.guid, &asf_guid_content_encryption)
|| asf_guid_match(&current.guid, &asf_guid_extended_content_encryption)) {
//DEBUGF("File is encrypted\n");
return ASF_ERROR_ENCRYPTED;
} else {
//DEBUGF("Skipping %d bytes of object\n",(int)(current.size - 24));
lseek(fd,current.size - 24,SEEK_CUR);