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-rw-r--r--mdk-stage1/mar/mar-extract-only.c214
1 files changed, 0 insertions, 214 deletions
diff --git a/mdk-stage1/mar/mar-extract-only.c b/mdk-stage1/mar/mar-extract-only.c
deleted file mode 100644
index dbc9c1bbc..000000000
--- a/mdk-stage1/mar/mar-extract-only.c
+++ /dev/null
@@ -1,214 +0,0 @@
-/*
- * Guillaume Cottenceau (gc@mandrakesoft.com)
- *
- * Copyright 2000 Mandrakesoft
- *
- * This software may be freely redistributed under the terms of the GNU
- * public license.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- */
-
-/*
- * mar - The Mandrake Archiver
- *
- * An archiver that supports compression (through zlib).
- *
- */
-
-/*
- * This code should suffice for stage1 on-the-fly uncompression of kernel modules.
- * (and it DOES perform tests and return values, blaaaah..)
- */
-
-#include "mar-extract-only.h"
-#include "mar.h"
-
-#ifdef _STANDALONE_
-void
-zerr(BZFILE * f) /* decrease code size */
-{
- fprintf(stderr, BZ2_bzerror(f, &z_errnum));
-}
-
-inline void
-log_perror(char *msg)
-{
- perror(msg);
-}
-void
-log_message(char *msg)
-{
- fprintf(stderr, msg);
-}
-#else /* _STANDALONE_ */
-#include "../log.h"
-void
-zerr(BZFILE * f) /* decrease code size */
-{
- log_message(BZ2_bzerror(f, &z_errnum));
-}
-#endif /* _STANDALONE_ */
-
-
-static int
-mar_open_file(char *filename, struct mar_stream *s)
-{
- int end_filetable = 0;
- struct mar_element * previous_element = NULL;
-
- /* mar_zfile */
- s->mar_zfile = BZ2_bzopen(filename, "rb");
- if (!s->mar_zfile)
- {
- log_perror(filename);
- return -1;
- }
-
- while (end_filetable == 0)
- {
- char buf[512];
- int ptr = 0;
- /* read filename */
- do
- {
- if (BZ2_bzread(s->mar_zfile, &(buf[ptr]), sizeof(char)) != sizeof(char))
- {
- zerr(s->mar_zfile);
- return -1;
- }
- ptr++;
- } while ((buf[ptr-1] != 0) && (ptr < 512));
- /* ptr == 1 when we arrive on the "char 0" of the end of the filetable */
- if (ptr > 1)
- {
- struct mar_element * e = (struct mar_element *) malloc(sizeof(struct mar_element));
- e->filename = strdup(buf);
- /* read file_length */
- if (BZ2_bzread(s->mar_zfile, &(e->file_length), sizeof(int)) != sizeof(int))
- {
- zerr(s->mar_zfile);
- return -1;
- }
- /* read data_offset */
- if (BZ2_bzread(s->mar_zfile, &(e->data_offset), sizeof(int)) != sizeof(int))
- {
- zerr(s->mar_zfile);
- return -1;
- }
- /* write down chaining */
- if (previous_element)
- previous_element->next_element = e;
- else
- s->first_element = e;
- previous_element = e;
- }
- else
- end_filetable = 1;
-
- }
- /* chaining for last element */
- previous_element->next_element = NULL;
-
- return 0;
-}
-
-
-char **
-mar_list_contents(char * mar_filename)
-{
- struct mar_stream s;
- struct mar_element * elem;
- char * tmp_contents[500];
- char ** answ;
- int i = 0;
-
- if (mar_open_file(mar_filename, &s))
- return NULL;
-
- elem = s.first_element;
- while (elem)
- {
- tmp_contents[i++] = strdup(elem->filename);
- elem = elem->next_element;
- }
- tmp_contents[i++] = NULL;
- answ = (char **) malloc(sizeof(char *) * i);
- memcpy(answ, tmp_contents, sizeof(char *) * i);
- return answ;
-}
-
-
-int
-mar_extract_file(char *mar_filename, char *filename_to_extract, char *dest_dir)
-{
- struct mar_stream s;
- struct mar_element * elem;
-
- if (mar_open_file(mar_filename, &s))
- return -1;
-
- elem = s.first_element;
- while (elem)
- {
- if (strcmp(elem->filename, filename_to_extract) == 0)
- {
- char garb_buf[4096];
- char *buf;
- char *dest_file;
- int fd;
- size_t i;
- dest_file = (char *) alloca(strlen(dest_dir) + strlen(filename_to_extract) + 1);
- strcpy(dest_file, dest_dir);
- strcat(dest_file, filename_to_extract);
- fd = creat(dest_file, 00660);
- if (fd == -1)
- {
- log_perror(dest_file);
- return -1;
- }
- buf = (char *) alloca(elem->file_length);
- if (!buf)
- {
- log_perror(dest_file);
- return -1;
- }
- i = elem->data_offset;
- while (i > 0) {
- int to_read = i > sizeof(garb_buf) ? sizeof(garb_buf) : i;
- if (BZ2_bzread(s.mar_zfile, garb_buf, to_read) != to_read) {
- log_message("MAR: unexpected EOF in stream");
- close(fd);
- unlink(dest_file);
- return -1;
- }
- i -= to_read;
- }
- if (BZ2_bzread(s.mar_zfile, buf, elem->file_length) != elem->file_length)
- {
- zerr(s.mar_zfile);
- close(fd);
- unlink(dest_file);
- return -1;
- }
- if (write(fd, buf, elem->file_length) != elem->file_length)
- {
- log_perror(dest_file);
- close(fd);
- unlink(dest_file);
- return -1;
- }
- close(fd); /* do not check return value for code size */
- BZ2_bzclose(s.mar_zfile);
- return 0;
- }
- elem = elem->next_element;
- }
- BZ2_bzclose(s.mar_zfile);
- return 1; /* 1 for file_not_found_in_archive */
-}
-
-