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-rw-r--r--archival/dpkg_deb.c159
-rw-r--r--dpkg_deb.c159
2 files changed, 318 insertions, 0 deletions
diff --git a/archival/dpkg_deb.c b/archival/dpkg_deb.c
new file mode 100644
index 000000000..b20cc2695
--- /dev/null
+++ b/archival/dpkg_deb.c
@@ -0,0 +1,159 @@
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Library General Public License for more details.
+ *
+ * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <fcntl.h>
+#include "busybox.h"
+
+typedef struct ar_headers_s {
+ char *name;
+ size_t size;
+ uid_t uid;
+ gid_t gid;
+ mode_t mode;
+ time_t mtime;
+ off_t offset;
+ struct ar_headers_s *next;
+} ar_headers_t;
+
+extern ar_headers_t get_headers(int srcFd);
+extern int tar_unzip_init(int tarFd);
+extern int readTarFile(int tarFd, int extractFlag, int listFlag,
+ int tostdoutFlag, int verboseFlag, char** extractList,
+ char** excludeList);
+
+extern int dpkg_deb_main(int argc, char **argv)
+{
+ const int dpkg_deb_contents = 1;
+ const int dpkg_deb_control = 2;
+ const int dpkg_deb_info = 4;
+ const int dpkg_deb_extract = 8;
+ const int dpkg_deb_verbose_extract = 16;
+ int opt=0;
+ int optflag=0;
+ int extract_flag = FALSE;
+ int list_flag = FALSE;
+ int verbose_flag = FALSE;
+ int extract_to_stdout = FALSE;
+ char ar_filename[15];
+ int srcFd=0;
+ int status=0;
+ ar_headers_t *ar_headers = NULL;
+ char **extract_list=NULL;
+ char *target_dir=NULL;
+
+ while ((opt = getopt(argc, argv, "cexX")) != -1) {
+ switch (opt) {
+ case 'c':
+ optflag |= dpkg_deb_contents;
+ break;
+ case 'e':
+ optflag |= dpkg_deb_control;
+ break;
+/* case 'I':
+ optflag |= dpkg_deb_info;
+ break;
+*/
+ case 'x':
+ optflag |= dpkg_deb_extract;
+ break;
+ case 'X':
+ optflag |= dpkg_deb_verbose_extract;
+ break;
+ default:
+ usage(dpkg_deb_usage);
+ return EXIT_FAILURE;
+ }
+ }
+
+ if (((optind + 1 ) > argc) || (optflag == 0)) {
+ usage(dpkg_deb_usage);
+ return(EXIT_FAILURE);
+ }
+
+ if (optflag & dpkg_deb_contents) {
+ list_flag = TRUE;
+ verbose_flag = TRUE;
+ strcpy(ar_filename, "data.tar.gz");
+ }
+ else if (optflag & dpkg_deb_control) {
+ extract_flag = TRUE;
+ strcpy(ar_filename, "control.tar.gz");
+ if ( (optind + 1) == argc ) {
+ target_dir = (char *) xmalloc(7);
+ strcpy(target_dir, "DEBIAN");
+ }
+ else {
+ target_dir = (char *) xmalloc(strlen(argv[optind+1]));
+
+ strcpy(target_dir, argv[optind+1]);
+ }
+ }
+/* else if (optflag & dpkg_deb_info) {
+ extract_flag = TRUE;
+ extract_to_stdout = TRUE;
+ strcpy(ar_filename, "control.tar.gz");
+ extract_list = argv+optind+1;
+ printf("list one is [%s]\n",extract_list[0]);
+ }
+*/
+ else if (optflag & dpkg_deb_extract) {
+ extract_flag = TRUE;
+ strcpy(ar_filename, "data.tar.gz");
+ if ( (optind + 2) > argc ) {
+ error_msg_and_die("No directory specified\n");
+ }
+ target_dir = (char *) xmalloc(strlen(argv[optind+1]));
+ strcpy(target_dir, argv[optind+1]);
+ }
+ else if (optflag & dpkg_deb_verbose_extract) {
+ extract_flag = TRUE;
+ list_flag = TRUE;
+ strcpy(ar_filename, "data.tar.gz");
+ if ( (optind + 2) > argc ) {
+ error_msg_and_die("No directory specified\n");
+ }
+ target_dir = (char *) xmalloc(strlen(argv[optind+1]));
+ strcpy(target_dir, argv[optind+1]);
+ }
+
+ ar_headers = (ar_headers_t *) xmalloc(sizeof(ar_headers_t));
+ srcFd = open(argv[optind], O_RDONLY);
+
+ *ar_headers = get_headers(srcFd);
+ if (ar_headers->next==NULL)
+ error_msg_and_die("Couldnt find %s in %s\n",ar_filename, argv[optind]);
+
+ while (ar_headers->next != NULL) {
+ if (strcmp(ar_headers->name, ar_filename)==0)
+ break;
+ ar_headers = ar_headers->next;
+ }
+
+ lseek(srcFd, ar_headers->offset, SEEK_SET);
+ srcFd = tar_unzip_init(srcFd);
+ if ( target_dir != NULL) {
+ if (is_directory(target_dir, TRUE, NULL)==FALSE) {
+ mkdir(target_dir, 0755);
+ }
+ if (chdir(target_dir)==-1) {
+ error_msg_and_die("Cannot change to dir %s\n",argv[optind+1]);
+ }
+ }
+ status = readTarFile(srcFd, extract_flag, list_flag, extract_to_stdout, verbose_flag, NULL, extract_list);
+ return(EXIT_SUCCESS);
+}
diff --git a/dpkg_deb.c b/dpkg_deb.c
new file mode 100644
index 000000000..b20cc2695
--- /dev/null
+++ b/dpkg_deb.c
@@ -0,0 +1,159 @@
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Library General Public License for more details.
+ *
+ * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <fcntl.h>
+#include "busybox.h"
+
+typedef struct ar_headers_s {
+ char *name;
+ size_t size;
+ uid_t uid;
+ gid_t gid;
+ mode_t mode;
+ time_t mtime;
+ off_t offset;
+ struct ar_headers_s *next;
+} ar_headers_t;
+
+extern ar_headers_t get_headers(int srcFd);
+extern int tar_unzip_init(int tarFd);
+extern int readTarFile(int tarFd, int extractFlag, int listFlag,
+ int tostdoutFlag, int verboseFlag, char** extractList,
+ char** excludeList);
+
+extern int dpkg_deb_main(int argc, char **argv)
+{
+ const int dpkg_deb_contents = 1;
+ const int dpkg_deb_control = 2;
+ const int dpkg_deb_info = 4;
+ const int dpkg_deb_extract = 8;
+ const int dpkg_deb_verbose_extract = 16;
+ int opt=0;
+ int optflag=0;
+ int extract_flag = FALSE;
+ int list_flag = FALSE;
+ int verbose_flag = FALSE;
+ int extract_to_stdout = FALSE;
+ char ar_filename[15];
+ int srcFd=0;
+ int status=0;
+ ar_headers_t *ar_headers = NULL;
+ char **extract_list=NULL;
+ char *target_dir=NULL;
+
+ while ((opt = getopt(argc, argv, "cexX")) != -1) {
+ switch (opt) {
+ case 'c':
+ optflag |= dpkg_deb_contents;
+ break;
+ case 'e':
+ optflag |= dpkg_deb_control;
+ break;
+/* case 'I':
+ optflag |= dpkg_deb_info;
+ break;
+*/
+ case 'x':
+ optflag |= dpkg_deb_extract;
+ break;
+ case 'X':
+ optflag |= dpkg_deb_verbose_extract;
+ break;
+ default:
+ usage(dpkg_deb_usage);
+ return EXIT_FAILURE;
+ }
+ }
+
+ if (((optind + 1 ) > argc) || (optflag == 0)) {
+ usage(dpkg_deb_usage);
+ return(EXIT_FAILURE);
+ }
+
+ if (optflag & dpkg_deb_contents) {
+ list_flag = TRUE;
+ verbose_flag = TRUE;
+ strcpy(ar_filename, "data.tar.gz");
+ }
+ else if (optflag & dpkg_deb_control) {
+ extract_flag = TRUE;
+ strcpy(ar_filename, "control.tar.gz");
+ if ( (optind + 1) == argc ) {
+ target_dir = (char *) xmalloc(7);
+ strcpy(target_dir, "DEBIAN");
+ }
+ else {
+ target_dir = (char *) xmalloc(strlen(argv[optind+1]));
+
+ strcpy(target_dir, argv[optind+1]);
+ }
+ }
+/* else if (optflag & dpkg_deb_info) {
+ extract_flag = TRUE;
+ extract_to_stdout = TRUE;
+ strcpy(ar_filename, "control.tar.gz");
+ extract_list = argv+optind+1;
+ printf("list one is [%s]\n",extract_list[0]);
+ }
+*/
+ else if (optflag & dpkg_deb_extract) {
+ extract_flag = TRUE;
+ strcpy(ar_filename, "data.tar.gz");
+ if ( (optind + 2) > argc ) {
+ error_msg_and_die("No directory specified\n");
+ }
+ target_dir = (char *) xmalloc(strlen(argv[optind+1]));
+ strcpy(target_dir, argv[optind+1]);
+ }
+ else if (optflag & dpkg_deb_verbose_extract) {
+ extract_flag = TRUE;
+ list_flag = TRUE;
+ strcpy(ar_filename, "data.tar.gz");
+ if ( (optind + 2) > argc ) {
+ error_msg_and_die("No directory specified\n");
+ }
+ target_dir = (char *) xmalloc(strlen(argv[optind+1]));
+ strcpy(target_dir, argv[optind+1]);
+ }
+
+ ar_headers = (ar_headers_t *) xmalloc(sizeof(ar_headers_t));
+ srcFd = open(argv[optind], O_RDONLY);
+
+ *ar_headers = get_headers(srcFd);
+ if (ar_headers->next==NULL)
+ error_msg_and_die("Couldnt find %s in %s\n",ar_filename, argv[optind]);
+
+ while (ar_headers->next != NULL) {
+ if (strcmp(ar_headers->name, ar_filename)==0)
+ break;
+ ar_headers = ar_headers->next;
+ }
+
+ lseek(srcFd, ar_headers->offset, SEEK_SET);
+ srcFd = tar_unzip_init(srcFd);
+ if ( target_dir != NULL) {
+ if (is_directory(target_dir, TRUE, NULL)==FALSE) {
+ mkdir(target_dir, 0755);
+ }
+ if (chdir(target_dir)==-1) {
+ error_msg_and_die("Cannot change to dir %s\n",argv[optind+1]);
+ }
+ }
+ status = readTarFile(srcFd, extract_flag, list_flag, extract_to_stdout, verbose_flag, NULL, extract_list);
+ return(EXIT_SUCCESS);
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-13 15:50:33 +0000