* Fixed uname problem causing the kernel version to be
mis-detected (causing problems with poweroff, init,
- and other things).
+ and other things).
+ * kent robotti -- Renamed unrpm to original rpmunpack, so you can use
+ an included shell script called unrpm as a front end to it. There's
+ also a shell script called undeb included for debian packages.
-Erik Andersen
--- /dev/null
+#!/bin/sh
+#
+usage() {
+echo "Usage: undeb -c package.deb <Print control file info>"
+echo " undeb -l package.deb <List contents of deb package>"
+echo " undeb -x package.deb /foo/boo <Extract deb package to this directory,"
+echo " put . for current directory>"
+exit
+}
+
+deb=$2
+
+exist() {
+if [ "$deb" = "" ]; then
+usage
+elif [ ! -s "$deb" ]; then
+echo "Can't find $deb!"
+exit
+fi
+}
+
+if [ "$1" = "" ]; then
+usage
+elif [ "$1" = "-l" ]; then
+exist
+type more >/dev/null 2>&1 && pager=more
+type less >/dev/null 2>&1 && pager=less
+trap "" 13
+(ar -p $deb control.tar.gz | gunzip -c | tar -x -O control ; echo -e "\nPress enter to scroll, q to Quit!\n" ; ar -p $deb data.tar.gz | gunzip -c | tar -t -v 2>/dev/null) | $pager
+exit
+elif [ "$1" = "-c" ]; then
+exist
+ar -p $deb control.tar.gz | gunzip -c | tar -x -O control
+exit
+elif [ "$1" = "-x" ]; then
+exist
+if [ "$3" = "" ]; then
+usage
+elif [ ! -d "$3" ]; then
+echo "No such directory $3!"
+exit
+fi
+ar -p $deb data.tar.gz | gunzip | (cd $3 ; tar -x -v -f -) || exit
+echo
+echo "Extracted $deb to $3!"
+exit
+else
+usage
+fi
--- /dev/null
+#!/bin/sh
+#
+usage() {
+echo "Usage: unrpm -l package.rpm <List contents of rpm package>"
+echo " unrpm -x package.rpm /foo/boo <Extract rpm package to this directory,"
+echo " put . for current directory>"
+exit
+}
+
+rpm=$2
+
+exist() {
+if [ "$rpm" = "" ]; then
+usage
+elif [ ! -s "$rpm" ]; then
+echo "Can't find $rpm!"
+exit
+fi
+}
+
+if [ "$1" = "" ]; then
+usage
+elif [ "$1" = "-l" ]; then
+exist
+type more >/dev/null 2>&1 && pager=more
+type less >/dev/null 2>&1 && pager=less
+(echo -e "\nPress enter to scroll, q to Quit!\n" ; rpmunpack < $rpm | gunzip -c | cpio -tvf --quiet) | $pager
+exit
+elif [ "$1" = "-x" ]; then
+exist
+if [ "$3" = "" ]; then
+usage
+elif [ ! -d "$3" ]; then
+echo "No such directory $3!"
+exit
+fi
+rpmunpack < $rpm | gunzip | (cd $3 ; cpio -idmuv) || exit
+echo
+echo "Extracted $rpm to $3!"
+exit
+else
+usage
+fi
--- /dev/null
+/*
+ * rpmunpack for busybox
+ *
+ * rpmunpack.c - Utility program to unpack an RPM archive
+ *
+ * Gero Kuhlmann <gero@gkminix.han.de> 1998
+ *
+ * This program is public domain software; you can do whatever you like
+ * with this source, including modifying and redistributing it.
+ *
+ * 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.
+ */
+
+#include "busybox.h"
+#include <fcntl.h>
+
+/*
+ * Some general definitions
+ */
+#define BUFSIZE 512
+#define RPM_MAGIC "\355\253\356\333"
+#define GZ_MAGIC_1 '\037'
+#define GZ_MAGIC_2 '\213'
+
+/*
+ * Global variables
+ */
+static char buffer[BUFSIZE];
+static char *progname;
+static int infile, outfile;
+
+/*
+ * Read a specified number of bytes from input file
+ */
+static void myread(int num)
+{
+ int err;
+
+ if ((err = read(infile, buffer, num)) != num) {
+ if (err < 0)
+ perror(progname);
+ else
+ fprintf(stderr, "Unexpected end of input file!\n");
+ exit(1);
+ }
+}
+
+/*
+ * Main program
+ */
+int rpmunpack_main(int argc, char **argv)
+{
+ int len, status = 0;
+
+ /* Get our own program name */
+ if ((progname = strrchr(argv[0], '/')) == NULL)
+ progname = argv[0];
+ else
+ progname++;
+
+ /* Check for command line parameters */
+ if (argc>=2 && *argv[1]=='-') {
+ usage(rpmunpack_usage);
+ }
+
+ /* Open input file */
+ if (argc == 1)
+ infile = STDIN_FILENO;
+ else if ((infile = open(argv[1], O_RDONLY)) < 0) {
+ perror(progname);
+ exit(1);
+ }
+
+ /* Read magic ID and output filename */
+ myread(4);
+ if (strncmp(buffer, RPM_MAGIC, 4)) {
+ fprintf(stderr, "Input file is not in RPM format!\n");
+ exit(1);
+ }
+ myread(6); /* Skip flags */
+ myread(64);
+ buffer[64] = '\0';
+
+ /* Open output file */
+ strcat(buffer, ".cpio.gz");
+ if (infile == STDIN_FILENO)
+ outfile = STDOUT_FILENO;
+ else if ((outfile = open(buffer, O_WRONLY | O_CREAT | O_TRUNC, 0644)) < 0) {
+ perror(progname);
+ exit(1);
+ }
+
+ /*
+ * Now search for the GZIP signature. This is rather awkward, but I don't
+ * know any other way how to find out the exact starting position of the
+ * archive within the input file. There are a couple of data structures
+ * and texts (obviously descriptions, installation shell scripts etc.)
+ * coming before the archive, but even they start at different offsets
+ * with different RPM files. However, it looks like the GZIP signature
+ * never appears before offset 0x200, so we skip these first couple of
+ * bytes to make the signature scan a little more reliable.
+ */
+ myread(0x200 - 74);
+ while (status < 2) {
+ myread(1);
+ if (status == 0 && buffer[0] == GZ_MAGIC_1)
+ status++;
+ else if (status == 1 && buffer[0] == GZ_MAGIC_2)
+ status++;
+ else
+ status = 0;
+ }
+ buffer[0] = GZ_MAGIC_1;
+ buffer[1] = GZ_MAGIC_2;
+ if (write(outfile, buffer, 2) < 0) {
+ perror(progname);
+ exit(1);
+ }
+
+ /* Now simply copy the GZIP archive into the output file */
+ while ((len = read(infile, buffer, BUFSIZE)) > 0) {
+ if (write(outfile, buffer, len) < 0) {
+ perror(progname);
+ exit(1);
+ }
+ }
+ if (len < 0) {
+ perror(progname);
+ exit(1);
+ }
+ close(outfile);
+ close(infile);
+ exit(0);
+}
--- /dev/null
+#!/bin/sh
+#
+usage() {
+echo "Usage: undeb -c package.deb <Print control file info>"
+echo " undeb -l package.deb <List contents of deb package>"
+echo " undeb -x package.deb /foo/boo <Extract deb package to this directory,"
+echo " put . for current directory>"
+exit
+}
+
+deb=$2
+
+exist() {
+if [ "$deb" = "" ]; then
+usage
+elif [ ! -s "$deb" ]; then
+echo "Can't find $deb!"
+exit
+fi
+}
+
+if [ "$1" = "" ]; then
+usage
+elif [ "$1" = "-l" ]; then
+exist
+type more >/dev/null 2>&1 && pager=more
+type less >/dev/null 2>&1 && pager=less
+trap "" 13
+(ar -p $deb control.tar.gz | gunzip -c | tar -x -O control ; echo -e "\nPress enter to scroll, q to Quit!\n" ; ar -p $deb data.tar.gz | gunzip -c | tar -t -v 2>/dev/null) | $pager
+exit
+elif [ "$1" = "-c" ]; then
+exist
+ar -p $deb control.tar.gz | gunzip -c | tar -x -O control
+exit
+elif [ "$1" = "-x" ]; then
+exist
+if [ "$3" = "" ]; then
+usage
+elif [ ! -d "$3" ]; then
+echo "No such directory $3!"
+exit
+fi
+ar -p $deb data.tar.gz | gunzip | (cd $3 ; tar -x -v -f -) || exit
+echo
+echo "Extracted $deb to $3!"
+exit
+else
+usage
+fi
--- /dev/null
+#!/bin/sh
+#
+usage() {
+echo "Usage: unrpm -l package.rpm <List contents of rpm package>"
+echo " unrpm -x package.rpm /foo/boo <Extract rpm package to this directory,"
+echo " put . for current directory>"
+exit
+}
+
+rpm=$2
+
+exist() {
+if [ "$rpm" = "" ]; then
+usage
+elif [ ! -s "$rpm" ]; then
+echo "Can't find $rpm!"
+exit
+fi
+}
+
+if [ "$1" = "" ]; then
+usage
+elif [ "$1" = "-l" ]; then
+exist
+type more >/dev/null 2>&1 && pager=more
+type less >/dev/null 2>&1 && pager=less
+(echo -e "\nPress enter to scroll, q to Quit!\n" ; rpmunpack < $rpm | gunzip -c | cpio -tvf --quiet) | $pager
+exit
+elif [ "$1" = "-x" ]; then
+exist
+if [ "$3" = "" ]; then
+usage
+elif [ ! -d "$3" ]; then
+echo "No such directory $3!"
+exit
+fi
+rpmunpack < $rpm | gunzip | (cd $3 ; cpio -idmuv) || exit
+echo
+echo "Extracted $rpm to $3!"
+exit
+else
+usage
+fi
+++ /dev/null
-/*
- * Mini unrpm implementation for busybox
- *
- * rpmunpack.c - Utility program to unpack an RPM archive
- *
- * Gero Kuhlmann <gero@gkminix.han.de> 1998
- *
- * This program is public domain software; you can do whatever you like
- * with this source, including modifying and redistributing it.
- *
- * 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.
- */
-
-#include "busybox.h"
-#include <unistd.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <fcntl.h>
-#include <string.h>
-
-/*
- * Some general definitions
- */
-#define BUFSIZE 512
-#define RPM_MAGIC "\355\253\356\333"
-#define GZ_MAGIC_1 '\037'
-#define GZ_MAGIC_2 '\213'
-
-/*
- * Global variables
- */
-static char buffer[BUFSIZE];
-static char *progname;
-static int infile, outfile;
-
-/*
- * Read a specified number of bytes from input file
- */
-static void myread(int num)
-{
- int err;
-
- if ((err = read(infile, buffer, num)) != num) {
- if (err < 0)
- perror(progname);
- else
- fprintf(stderr, "unexpected end of input file\n");
- exit(1);
- }
-}
-
-/*
- * Main program
- */
-int unrpm_main(int argc, char **argv)
-{
- int len, status = 0;
-
- /* Get our own program name */
- if ((progname = strrchr(argv[0], '/')) == NULL)
- progname = argv[0];
- else
- progname++;
-
- /* Check for command line parameters */
- if (argc>=2 && *argv[1]=='-') {
- usage(unrpm_usage);
- }
-
- /* Open input file */
- if (argc == 1)
- infile = STDIN_FILENO;
- else if ((infile = open(argv[1], O_RDONLY)) < 0) {
- perror(progname);
- exit(1);
- }
-
- /* Read magic ID and output filename */
- myread(4);
- if (strncmp(buffer, RPM_MAGIC, 4)) {
- fprintf(stderr, "input file is not in RPM format\n");
- exit(1);
- }
- myread(6); /* Skip flags */
- myread(64);
- buffer[64] = '\0';
-
- /* Open output file */
- strcat(buffer, ".cpio.gz");
- if (infile == STDIN_FILENO)
- outfile = STDOUT_FILENO;
- else if ((outfile = open(buffer, O_WRONLY | O_CREAT | O_TRUNC, 0644)) < 0) {
- perror(progname);
- exit(1);
- }
-
- /*
- * Now search for the GZIP signature. This is rather awkward, but I don't
- * know any other way how to find out the exact starting position of the
- * archive within the input file. There are a couple of data structures
- * and texts (obviously descriptions, installation shell scripts etc.)
- * coming before the archive, but even they start at different offsets
- * with different RPM files. However, it looks like the GZIP signature
- * never appears before offset 0x200, so we skip these first couple of
- * bytes to make the signature scan a little more reliable.
- */
- myread(0x200 - 74);
- while (status < 2) {
- myread(1);
- if (status == 0 && buffer[0] == GZ_MAGIC_1)
- status++;
- else if (status == 1 && buffer[0] == GZ_MAGIC_2)
- status++;
- else
- status = 0;
- }
- buffer[0] = GZ_MAGIC_1;
- buffer[1] = GZ_MAGIC_2;
- if (write(outfile, buffer, 2) < 0) {
- perror(progname);
- exit(1);
- }
-
- /* Now simply copy the GZIP archive into the output file */
- while ((len = read(infile, buffer, BUFSIZE)) > 0) {
- if (write(outfile, buffer, len) < 0) {
- perror(progname);
- exit(1);
- }
- }
- if (len < 0) {
- perror(progname);
- exit(1);
- }
- close(outfile);
- close(infile);
- exit(0);
-}
projects / oweals / busybox.git / commitdiff