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common: Move gzip functions into a new gzip header

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As part of the effort to remove things from common.h, create a new header
for the gzip functions. Move the function declarations to it and add
missing documentation.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
This commit is contained in:
Simon Glass 2019-08-01 09:46:36 -06:00 • committed by Tom Rini
parent 0d6c7c60ea
commit 0c670fc148
18 changed files with 124 additions and 58 deletions
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52
include/common.h
View file

@ -428,51 +428,6 @@ void wait_ticks (unsigned long);
ulong usec2ticks (unsigned long usec);
ulong ticks2usec (unsigned long ticks);
/* lib/gunzip.c */
int gzip_parse_header(const unsigned char *src, unsigned long len);
int gunzip(void *, int, unsigned char *, unsigned long *);
int zunzip(void *dst, int dstlen, unsigned char *src, unsigned long *lenp,
int stoponerr, int offset);
/**
* gzwrite progress indicators: defined weak to allow board-specific
* overrides:
*
* gzwrite_progress_init called on startup
* gzwrite_progress called during decompress/write loop
* gzwrite_progress_finish called at end of loop to
* indicate success (retcode=0) or failure
*/
void gzwrite_progress_init(u64 expected_size);
void gzwrite_progress(int iteration,
u64 bytes_written,
u64 total_bytes);
void gzwrite_progress_finish(int retcode,
u64 totalwritten,
u64 totalsize,
u32 expected_crc,
u32 calculated_crc);
/**
* decompress and write gzipped image from memory to block device
*
* @param src compressed image address
* @param len compressed image length in bytes
* @param dev block device descriptor
* @param szwritebuf bytes per write (pad to erase size)
* @param startoffs offset in bytes of first write
* @param szexpected expected uncompressed length
* may be zero to use gzip trailer
* for files under 4GiB
*/
int gzwrite(unsigned char *src, int len,
struct blk_desc *dev,
unsigned long szwritebuf,
u64 startoffs,
u64 szexpected);
/* lib/lz4_wrapper.c */
int ulz4fn(const void *src, size_t srcn, void *dst, size_t *dstn);
@ -506,13 +461,6 @@ unsigned int rand_r(unsigned int *seedp);
int serial_printf (const char *fmt, ...)
__attribute__ ((format (__printf__, 1, 2)));
/* lib/gzip.c */
int gzip(void *dst, unsigned long *lenp,
unsigned char *src, unsigned long srclen);
int zzip(void *dst, unsigned long *lenp, unsigned char *src,
unsigned long srclen, int stoponerr,
int (*func)(unsigned long, unsigned long));
/* lib/net_utils.c */
#include <net.h>
static inline struct in_addr env_get_ip(char *var)