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package/mtd: write remaining data after adding file to the jffs2 partition

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@22881 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg 2010-09-03 18:14:32 +00:00
parent f6f48d65b9
commit b73df9f67e
3 changed files with 32 additions and 10 deletions
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4
package/mtd/Makefile
View File

@ -1,5 +1,5 @@
#
# Copyright (C) 2006-2009 OpenWrt.org
# Copyright (C) 2006-2010 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
include $(INCLUDE_DIR)/kernel.mk
PKG_NAME:=mtd
PKG_RELEASE:=13
PKG_RELEASE:=14
PKG_BUILD_DIR := $(KERNEL_BUILD_DIR)/$(PKG_NAME)
STAMP_PREPARED := $(STAMP_PREPARED)_$(call confvar,CONFIG_MTD_REDBOOT_PARTS)

2
package/mtd/src/jffs2.c
View File

@ -247,7 +247,7 @@ int mtd_replace_jffs2(const char *mtd, int fd, int ofs, const char *filename)
#ifdef target_brcm
trx_fixup(outfd, mtd);
#endif
return 0;
return (mtdofs - ofs);
}
void mtd_parse_jffs2data(const char *buf, const char *dir)

36
package/mtd/src/mtd.c
View File

@ -367,6 +367,16 @@ mtd_refresh(const char *mtd)
return 0;
}
static void
indicate_writing(const char *mtd)
{
if (quiet < 2)
fprintf(stderr, "\nWriting from %s to %s ... ", imagefile, mtd);
if (!quiet)
fprintf(stderr, " [ ]");
}
static int
mtd_write(int imagefd, const char *mtd, char *fis_layout)
{
@ -374,6 +384,7 @@ mtd_write(int imagefd, const char *mtd, char *fis_layout)
char *str = NULL;
int fd, result;
ssize_t r, w, e;
ssize_t skip = 0;
uint32_t offset = 0;
#ifdef FIS_SUPPORT
@ -451,13 +462,9 @@ resume:
exit(1);
}
if (quiet < 2)
fprintf(stderr, "Writing from %s to %s ... ", imagefile, mtd);
indicate_writing(mtd);
w = e = 0;
if (!quiet)
fprintf(stderr, " [ ]");
for (;;) {
/* buffer may contain data already (from trx check or last mtd partition write attempt) */
while (buflen < erasesize) {
@ -480,6 +487,15 @@ resume:
if (buflen == 0)
break;
if (skip > 0) {
skip -= buflen;
buflen = 0;
if (skip <= 0)
indicate_writing(mtd);
continue;
}
if (jffs2file) {
if (memcmp(buf, JFFS2_EOF, sizeof(JFFS2_EOF) - 1) == 0) {
if (!quiet)
@ -487,8 +503,14 @@ resume:
if (quiet < 2)
fprintf(stderr, "\nAppending jffs2 data from %s to %s...", jffs2file, mtd);
/* got an EOF marker - this is the place to add some jffs2 data */
mtd_replace_jffs2(mtd, fd, e, jffs2file);
goto done;
skip = mtd_replace_jffs2(mtd, fd, e, jffs2file);
w += skip;
e += skip;
skip -= buflen;
buflen = 0;
offset = 0;
continue;
}
/* no EOF marker, make sure we figure out the last inode number
* before appending some data */