From 7be00c496f17724614118d79e6b56ccf4f135007 Mon Sep 17 00:00:00 2001 From: Jeff Sturm Date: Mon, 29 Jan 2001 08:43:46 +0000 Subject: [PATCH] zextract.c (read_zip_archive): Read file_offset before writing zipd and consequently clobbering the header... 2000-01-24 Jeff Sturm * zextract.c (read_zip_archive): Read file_offset before writing zipd and consequently clobbering the header contents. (http://gcc.gnu.org/ml/gcc-patches/2001-01/msg02129.html) From-SVN: r39328 --- gcc/java/ChangeLog | 5 +++++ gcc/java/zextract.c | 4 ++-- 2 files changed, 7 insertions(+), 2 deletions(-) diff --git a/gcc/java/ChangeLog b/gcc/java/ChangeLog index 5a60bf92f1b..387e5169b45 100644 --- a/gcc/java/ChangeLog +++ b/gcc/java/ChangeLog @@ -1,3 +1,8 @@ +2000-01-24 Jeff Sturm + + * zextract.c (read_zip_archive): Read file_offset before writing + zipd and consequently clobbering the header contents. + 2001-01-27 Kaveh R. Ghazi * Make-lang.in: Remove all dependencies on defaults.h. diff --git a/gcc/java/zextract.c b/gcc/java/zextract.c index 2226eeac619..3985cd92001 100644 --- a/gcc/java/zextract.c +++ b/gcc/java/zextract.c @@ -323,6 +323,7 @@ read_zip_archive (zipf) long uncompressed_size = makelong (&dir_ptr[4+C_UNCOMPRESSED_SIZE]); long filename_length = makeword (&dir_ptr[4+C_FILENAME_LENGTH]); long extra_field_length = makeword (&dir_ptr[4+C_EXTRA_FIELD_LENGTH]); + long file_offset = makelong (&dir_ptr[4+C_RELATIVE_OFFSET_LOCAL_HEADER]); int unpadded_direntry_length; if ((dir_ptr-zipf->central_directory)+filename_length+CREC_SIZE+4>zipf->dir_size) return -1; @@ -337,8 +338,7 @@ read_zip_archive (zipf) #else #define DIR_ALIGN sizeof(long) #endif - zipd->filestart = find_zip_file_start (zipf->fd, - makelong (&dir_ptr[4+C_RELATIVE_OFFSET_LOCAL_HEADER])); + zipd->filestart = find_zip_file_start (zipf->fd, file_offset); zipd->filename_offset = CREC_SIZE+4 - dir_last_pad; unpadded_direntry_length = zipd->filename_offset + zipd->filename_length + extra_field_length; -- 2.30.2