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authorAndree Buschmann <AndreeBuschmann@t-online.de>2011-03-16 21:57:16 +0000
committerAndree Buschmann <AndreeBuschmann@t-online.de>2011-03-16 21:57:16 +0000
commit3706d6d0b5e672637dcc831aeb844dce4667ea65 (patch)
tree2d2a69f2ca09391ed067b5ceab78832f5670ab4a /apps/mp3data.c
parentea61fb8023c13af4d882e750d38d23e5efb93169 (diff)
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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.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29606 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps/mp3data.c')
-rw-r--r--apps/mp3data.c16
1 files changed, 15 insertions, 1 deletions
diff --git a/apps/mp3data.c b/apps/mp3data.c
index 89af498..31ed492 100644
--- a/apps/mp3data.c
+++ b/apps/mp3data.c
@@ -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