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Hopefully fix red now and reduce binsize for HWCODEC targets. This change implements a local read_uint32be() function within the mp3data parser.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29606 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Andree Buschmann 2011-03-16 21:57:16 +00:00
parent ea61fb8023
commit 3706d6d0b5
3 changed files with 16 additions and 4 deletions
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16
apps/mp3data.c
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@ -213,6 +213,19 @@ static bool headers_have_same_type(unsigned long header1,
return header1 ? (header1 == header2) : true;
}
/* Helper function to read 4-byte in big endian format. */
static void read_uint32be_mp3data(int fd, unsigned long *data, long *pos)
{
#ifdef ROCKBOX_BIG_ENDIAN
(void)read(fd, (char*)data, 4);
#else
char tmp[4];
(void)read(fd, tmp, 4);
*data = (tmp[0]<<24) | (tmp[1]<<16) | (tmp[2]<<8) | tmp[3];
#endif
*pos += 4;
}
static unsigned long __find_next_frame(int fd, long *offset, long max_offset,
unsigned long reference_header,
int(*getfunc)(int fd, unsigned char *c),
@ -259,7 +272,8 @@ static unsigned long __find_next_frame(int fd, long *offset, long max_offset,
/* Read possible next frame header and seek back to last frame
* headers byte position. */
reference_header = 0;
read_uint32be(fd, (uint32_t*)&reference_header);
read_uint32be_mp3data(fd, &reference_header, &pos);
//
lseek(fd, -info.frame_size, SEEK_CUR);
/* If the current header is of the same type as the previous