rpm applet by Laurence Anderson

11 files changed, 565 insertions, 162 deletions

diff --git a/AUTHORS b/AUTHORS
index 7ec7d4966..812807a99 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -16,7 +16,7 @@ Erik Andersen <andersen@codepoet.org>, <andersee@debian.org>
     core apps, tons of new apps as noted in header files.
 
 Laurence Anderson <l.d.anderson@warwick.ac.uk>
-    rpm2cpio, unzip, get_header_cpio, read_gz interface
+    rpm2cpio, unzip, get_header_cpio, read_gz interface, rpm
 
 Edward Betts <edward@debian.org>
     expr, hostid, logname, tty, wc, whoami, yes
diff --git a/archival/Config.in b/archival/Config.in
index bbd3fa0d5..affde32c8 100644
--- a/archival/Config.in
+++ b/archival/Config.in
@@ -139,7 +139,13 @@ config CONFIG_RPM2CPIO
 	bool "rpm2cpio"
 	default n
 	help
-	  Please submit a patch to add help text for this item.
+	  Converts an RPM file into a CPIO archive.
+
+config CONFIG_RPM
+	bool "rpm"
+	default n
+	help
+	  Mini RPM applet - querys and extracts
 
 config CONFIG_TAR
 	bool "tar"
diff --git a/archival/Makefile.in b/archival/Makefile.in
index 226cde690..38f5e6292 100644
--- a/archival/Makefile.in
+++ b/archival/Makefile.in
@@ -32,6 +32,7 @@ ARCHIVAL-$(CONFIG_DPKG_DEB)	+= dpkg_deb.o
 ARCHIVAL-$(CONFIG_GUNZIP)	+= gunzip.o
 ARCHIVAL-$(CONFIG_GZIP)		+= gzip.o
 ARCHIVAL-$(CONFIG_RPM2CPIO)	+= rpm2cpio.o
+ARCHIVAL-$(CONFIG_RPM)		+= rpm.o
 ARCHIVAL-$(CONFIG_TAR)		+= tar.o
 ARCHIVAL-$(CONFIG_UNCOMPRESS)	+= uncompress.o
 ARCHIVAL-$(CONFIG_UNZIP)	+= unzip.o
diff --git a/archival/cpio.c b/archival/cpio.c
index 8b4cc2d3e..49f3f88e4 100644
--- a/archival/cpio.c
+++ b/archival/cpio.c
@@ -31,12 +31,6 @@
 #include "unarchive.h"
 #include "busybox.h"
 
-typedef struct hardlinks_s {
-	file_header_t *entry;
-	int inode;
-	struct hardlinks_s *next;
-} hardlinks_t;
-
 extern int cpio_main(int argc, char **argv)
 {
 	archive_handle_t *archive_handle;
@@ -83,159 +77,7 @@ extern int cpio_main(int argc, char **argv)
 		optind++;
 	}
 
-	while (1) {
-	 	static hardlinks_t *saved_hardlinks = NULL;
- 		static unsigned short pending_hardlinks = 0;
-		file_header_t *file_header = archive_handle->file_header;
-		char cpio_header[110];
-		int namesize;
- 		char dummy[16];
- 		int major, minor, nlink, inode;
-		char extract_flag;
-
-		if (pending_hardlinks) { /* Deal with any pending hardlinks */
-			hardlinks_t *tmp;
-			hardlinks_t *oldtmp;
-
-			tmp = saved_hardlinks;
-			oldtmp = NULL;
-
-			while (tmp) {
-				error_msg_and_die("need to fix this\n");
-				if (tmp->entry->link_name) { /* Found a hardlink ready to be extracted */
-					file_header = tmp->entry;
-					if (oldtmp) {
-						oldtmp->next = tmp->next; /* Remove item from linked list */
-					} else {
-						saved_hardlinks = tmp->next;
-					}
-					free(tmp);
-					continue;
-				}
-				oldtmp = tmp;
-				tmp = tmp->next;
-			}
-			pending_hardlinks = 0; /* No more pending hardlinks, read next file entry */
-		}
-
-		/* There can be padding before archive header */
-		data_align(archive_handle, 4);
-
-		if (archive_xread_all_eof(archive_handle, cpio_header, 110) == 0) {
-			return(EXIT_FAILURE);
-		}
-		archive_handle->offset += 110;
-
-		if (strncmp(&cpio_header[0], "07070", 5) != 0) {
-			printf("cpio header is %x-%x-%x-%x-%x\n",
-				cpio_header[0],
-				cpio_header[1],
-				cpio_header[2],
-				cpio_header[3],
-				cpio_header[4]);
-			error_msg_and_die("Unsupported cpio format");
-		}
-		
-		if ((cpio_header[5] != '1') && (cpio_header[5] != '2')) {
-			error_msg_and_die("Unsupported cpio format, use newc or crc");
-		}
-
-		sscanf(cpio_header, "%6c%8x%8x%8x%8x%8x%8lx%8lx%16c%8x%8x%8x%8c",
-			dummy, &inode, (unsigned int*)&file_header->mode, 
-			(unsigned int*)&file_header->uid, (unsigned int*)&file_header->gid,
-			&nlink, &file_header->mtime, &file_header->size,
-			dummy, &major, &minor, &namesize, dummy);
-
-		file_header->name = (char *) xmalloc(namesize + 1);
-		archive_xread_all(archive_handle, file_header->name, namesize); /* Read in filename */
-		file_header->name[namesize] = '\0';
-		archive_handle->offset += namesize;
-
-		/* Update offset amount and skip padding before file contents */
-		data_align(archive_handle, 4);
-
-		if (strcmp(file_header->name, "TRAILER!!!") == 0) {
-			printf("%d blocks\n", (int) (archive_handle->offset % 512 ? (archive_handle->offset / 512) + 1 : archive_handle->offset / 512)); /* Always round up */
-			if (saved_hardlinks) { /* Bummer - we still have unresolved hardlinks */
-				hardlinks_t *tmp = saved_hardlinks;
-				hardlinks_t *oldtmp = NULL;
-				while (tmp) {
-					error_msg("%s not created: cannot resolve hardlink", tmp->entry->name);
-					oldtmp = tmp;
-					tmp = tmp->next;
-					free (oldtmp->entry->name);
-					free (oldtmp->entry);
-					free (oldtmp);
-				}
-				saved_hardlinks = NULL;
-				pending_hardlinks = 0;
-	}
-			return(EXIT_FAILURE);
-		}
-
-		if (S_ISLNK(file_header->mode)) {
-			file_header->link_name = (char *) xmalloc(file_header->size + 1);
-			archive_xread_all(archive_handle, file_header->link_name, file_header->size);
-			file_header->link_name[file_header->size] = '\0';
-			archive_handle->offset += file_header->size;
-			file_header->size = 0; /* Stop possible seeks in future */
-		}
-		if (nlink > 1 && !S_ISDIR(file_header->mode)) {
-			if (file_header->size == 0) { /* Put file on a linked list for later */
-				hardlinks_t *new = xmalloc(sizeof(hardlinks_t));
-				new->next = saved_hardlinks;
-				new->inode = inode;
-				new->entry = file_header;
-				saved_hardlinks = new;
-				continue;
-			} else { /* Found the file with data in */
-				hardlinks_t *tmp = saved_hardlinks;
-				pending_hardlinks = 1;
-				while (tmp) {
-					if (tmp->inode == inode) {
-						tmp->entry->link_name = xstrdup(file_header->name);
-						nlink--;
-					}
-					tmp = tmp->next;
-				}
-				if (nlink > 1) {
-					error_msg("error resolving hardlink: did you create the archive with GNU cpio 2.0-2.2?");
-				}
-			}
-		}
-		file_header->device = (major << 8) | minor;
-
-		extract_flag = FALSE;
-		if (archive_handle->filter(archive_handle) == EXIT_SUCCESS) {
-			struct stat statbuf;
-
-			extract_flag = TRUE;
-
-			/* Check if the file already exists */
-			if (lstat (file_header->name, &statbuf) == 0) {
-				if ((archive_handle->flags & ARCHIVE_EXTRACT_UNCONDITIONAL) || (statbuf.st_mtime < file_header->mtime)) {
-					/* Remove file if flag set or its older than the file to be extracted */
-					if (unlink(file_header->name) == -1) {
-						perror_msg_and_die("Couldnt remove old file");
-					}
-				} else {
-					if (! archive_handle->flags & ARCHIVE_EXTRACT_QUIET) {
-						error_msg("%s not created: newer or same age file exists", file_header->name);
-					}
-					extract_flag = FALSE;
-				}
-			}
-			archive_handle->action_header(file_header);
-		}
-
-		archive_handle->action_header(file_header);
-		if (extract_flag) {
-			archive_handle->action_data(archive_handle);
-		} else {
-			data_skip(archive_handle);
-		}
-		archive_handle->offset += file_header->size;
-	}
+	while (get_header_cpio(archive_handle) == EXIT_SUCCESS);
 
 	return(EXIT_SUCCESS);
 }
diff --git a/archival/libunarchive/Makefile.in b/archival/libunarchive/Makefile.in
index 28e2955b9..b59048612 100644
--- a/archival/libunarchive/Makefile.in
+++ b/archival/libunarchive/Makefile.in
@@ -35,6 +35,7 @@ LIBUNARCHIVE-y:= \
 	filter_accept_reject_list.o \
 \
 	get_header_ar.o \
+	get_header_cpio.o \
 	get_header_tar.o \
 	get_header_tar_bz2.o \
 	get_header_tar_gz.o \
diff --git a/archival/libunarchive/data_extract_all.c b/archival/libunarchive/data_extract_all.c
index 7ab87e73e..9c4510e6b 100644
--- a/archival/libunarchive/data_extract_all.c
+++ b/archival/libunarchive/data_extract_all.c
@@ -43,7 +43,7 @@ extern void data_extract_all(archive_handle_t *archive_handle)
 	switch(file_header->mode & S_IFMT) {
 		case S_IFREG: {
 #ifdef CONFIG_CPIO
-			if (file_header->link_name) {
+			if (file_header->link_name && file_header->size == 0) {
 				/* hard link */
 				res = link(file_header->link_name, file_header->name);
 				if ((res == -1) && !(archive_handle->flags & ARCHIVE_EXTRACT_QUIET)) {
diff --git a/archival/libunarchive/get_header_cpio.c b/archival/libunarchive/get_header_cpio.c
new file mode 100644
index 000000000..87e971588
--- /dev/null
+++ b/archival/libunarchive/get_header_cpio.c
@@ -0,0 +1,185 @@
+/*
+ *  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 <string.h>
+#include <unistd.h>
+#include "unarchive.h"
+#include "libbb.h"
+
+typedef struct hardlinks_s {
+	file_header_t *entry;
+	int inode;
+	struct hardlinks_s *next;
+} hardlinks_t;
+
+extern char get_header_cpio(archive_handle_t *archive_handle)
+{
+	static hardlinks_t *saved_hardlinks = NULL;
+	static unsigned short pending_hardlinks = 0;
+	file_header_t *file_header = archive_handle->file_header;
+	char cpio_header[110];
+	int namesize;
+	char dummy[16];
+	int major, minor, nlink, inode;
+	char extract_flag;
+	
+	if (pending_hardlinks) { /* Deal with any pending hardlinks */
+		hardlinks_t *tmp;
+		hardlinks_t *oldtmp;
+
+		tmp = saved_hardlinks;
+		oldtmp = NULL;
+
+		while (tmp) {
+			error_msg_and_die("need to fix this\n");
+			if (tmp->entry->link_name) { /* Found a hardlink ready to be extracted */
+				file_header = tmp->entry;
+				if (oldtmp) {
+					oldtmp->next = tmp->next; /* Remove item from linked list */
+				} else {
+					saved_hardlinks = tmp->next;
+				}
+				free(tmp);
+				continue;
+			}
+			oldtmp = tmp;
+			tmp = tmp->next;
+		}
+		pending_hardlinks = 0; /* No more pending hardlinks, read next file entry */
+	}
+
+	/* There can be padding before archive header */
+	data_align(archive_handle, 4);
+
+	if (archive_xread_all_eof(archive_handle, cpio_header, 110) == 0) {
+		return(EXIT_FAILURE);
+	}
+	archive_handle->offset += 110;
+
+	if (strncmp(&cpio_header[0], "07070", 5) != 0) {
+		printf("cpio header is %x-%x-%x-%x-%x\n",
+			cpio_header[0],
+			cpio_header[1],
+			cpio_header[2],
+			cpio_header[3],
+			cpio_header[4]);
+		error_msg_and_die("Unsupported cpio format");
+	}
+		
+	if ((cpio_header[5] != '1') && (cpio_header[5] != '2')) {
+		error_msg_and_die("Unsupported cpio format, use newc or crc");
+	}
+
+	sscanf(cpio_header, "%6c%8x%8x%8x%8x%8x%8lx%8lx%16c%8x%8x%8x%8c",
+		dummy, &inode, (unsigned int*)&file_header->mode, 
+		(unsigned int*)&file_header->uid, (unsigned int*)&file_header->gid,
+		&nlink, &file_header->mtime, &file_header->size,
+		dummy, &major, &minor, &namesize, dummy);
+
+	file_header->name = (char *) xmalloc(namesize + 1);
+	archive_xread_all(archive_handle, file_header->name, namesize); /* Read in filename */
+	file_header->name[namesize] = '\0';
+	archive_handle->offset += namesize;
+
+	/* Update offset amount and skip padding before file contents */
+	data_align(archive_handle, 4);
+
+	if (strcmp(file_header->name, "TRAILER!!!") == 0) {
+		printf("%d blocks\n", (int) (archive_handle->offset % 512 ? (archive_handle->offset / 512) + 1 : archive_handle->offset / 512)); /* Always round up */
+		if (saved_hardlinks) { /* Bummer - we still have unresolved hardlinks */
+			hardlinks_t *tmp = saved_hardlinks;
+			hardlinks_t *oldtmp = NULL;
+			while (tmp) {
+				error_msg("%s not created: cannot resolve hardlink", tmp->entry->name);
+				oldtmp = tmp;
+				tmp = tmp->next;
+				free (oldtmp->entry->name);
+				free (oldtmp->entry);
+				free (oldtmp);
+			}
+			saved_hardlinks = NULL;
+			pending_hardlinks = 0;
+		}
+		return(EXIT_FAILURE);
+	}
+
+	if (S_ISLNK(file_header->mode)) {
+		file_header->link_name = (char *) xmalloc(file_header->size + 1);
+		archive_xread_all(archive_handle, file_header->link_name, file_header->size);
+		file_header->link_name[file_header->size] = '\0';
+		archive_handle->offset += file_header->size;
+		file_header->size = 0; /* Stop possible seeks in future */
+	}
+	if (nlink > 1 && !S_ISDIR(file_header->mode)) {
+		if (file_header->size == 0) { /* Put file on a linked list for later */
+			hardlinks_t *new = xmalloc(sizeof(hardlinks_t));
+			new->next = saved_hardlinks;
+			new->inode = inode;
+			new->entry = file_header;
+			saved_hardlinks = new;
+			return(EXIT_SUCCESS); // Skip this one
+		} else { /* Found the file with data in */
+			hardlinks_t *tmp = saved_hardlinks;
+			pending_hardlinks = 1;
+			while (tmp) {
+				if (tmp->inode == inode) {
+					tmp->entry->link_name = xstrdup(file_header->name);
+					nlink--;
+				}
+				tmp = tmp->next;
+			}
+			if (nlink > 1) {
+				error_msg("error resolving hardlink: did you create the archive with GNU cpio 2.0-2.2?");
+			}
+		}
+	}
+	file_header->device = (major << 8) | minor;
+
+	extract_flag = FALSE;
+	if (archive_handle->filter(archive_handle) == EXIT_SUCCESS) {
+		struct stat statbuf;
+
+		extract_flag = TRUE;
+
+		/* Check if the file already exists */
+		if (lstat (file_header->name, &statbuf) == 0) {
+			if ((archive_handle->flags & ARCHIVE_EXTRACT_UNCONDITIONAL) || (statbuf.st_mtime < file_header->mtime)) {
+				/* Remove file if flag set or its older than the file to be extracted */
+				if (unlink(file_header->name) == -1) {
+					perror_msg_and_die("Couldnt remove old file");
+				}
+			} else {
+				if (! archive_handle->flags & ARCHIVE_EXTRACT_QUIET) {
+					error_msg("%s not created: newer or same age file exists", file_header->name);
+				}
+				extract_flag = FALSE;
+			}
+		}
+		archive_handle->action_header(file_header);
+	}
+
+	archive_handle->action_header(file_header);
+	if (extract_flag) {
+		archive_handle->action_data(archive_handle);
+	} else {
+		data_skip(archive_handle);
+	}
+	archive_handle->offset += file_header->size;
+	return (EXIT_SUCCESS);
+}
+
diff --git a/archival/rpm.c b/archival/rpm.c
new file mode 100644
index 000000000..ee5087f0a
--- /dev/null
+++ b/archival/rpm.c
@@ -0,0 +1,351 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * Mini rpm applet for busybox
+ *
+ * Copyright (C) 2001,2002 by Laurence Anderson
+ *
+ * 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
+ * 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 "busybox.h"
+#include "unarchive.h"
+#include <stdio.h>
+#include <unistd.h>
+#include <signal.h>
+#include <stdlib.h>
+#include <fcntl.h>
+#include <netinet/in.h> /* For ntohl & htonl function */
+#include <string.h> /* For strncmp */
+#include <sys/mman.h> /* For mmap */
+#include <time.h> /* For ctime */
+
+#define RPM_HEADER_MAGIC "\216\255\350"
+#define RPM_CHAR_TYPE		1
+#define RPM_INT8_TYPE		2
+#define RPM_INT16_TYPE		3
+#define RPM_INT32_TYPE		4
+/* #define RPM_INT64_TYPE	5   ---- These aren't supported (yet) */
+#define RPM_STRING_TYPE		6
+#define RPM_BIN_TYPE		7
+#define RPM_STRING_ARRAY_TYPE	8
+#define RPM_I18NSTRING_TYPE	9
+
+#define	RPMTAG_NAME  			1000
+#define	RPMTAG_VERSION			1001
+#define	RPMTAG_RELEASE			1002
+#define	RPMTAG_SUMMARY			1004
+#define	RPMTAG_DESCRIPTION		1005
+#define	RPMTAG_BUILDTIME		1006
+#define	RPMTAG_BUILDHOST		1007
+#define	RPMTAG_SIZE			1009
+#define	RPMTAG_VENDOR			1011
+#define	RPMTAG_LICENSE			1014
+#define	RPMTAG_PACKAGER			1015
+#define	RPMTAG_GROUP			1016
+#define RPMTAG_URL			1020
+#define	RPMTAG_PREIN			1023
+#define	RPMTAG_POSTIN			1024
+#define	RPMTAG_FILEFLAGS		1037
+#define	RPMTAG_FILEUSERNAME		1039
+#define	RPMTAG_FILEGROUPNAME		1040
+#define	RPMTAG_SOURCERPM		1044
+#define	RPMTAG_PREINPROG		1085
+#define	RPMTAG_POSTINPROG		1086
+#define	RPMTAG_PREFIXS			1098
+#define	RPMTAG_DIRINDEXES		1116
+#define	RPMTAG_BASENAMES		1117
+#define	RPMTAG_DIRNAMES			1118
+#define	RPMFILE_CONFIG			(1 << 0)
+#define	RPMFILE_DOC			(1 << 1)
+
+enum rpm_functions_e {
+	rpm_query = 1,
+	rpm_install = 2,
+	rpm_query_info = 4,
+	rpm_query_package = 8,
+	rpm_query_list = 16,
+	rpm_query_list_doc = 32,
+	rpm_query_list_config = 64
+};
+
+typedef struct {
+	u_int32_t tag; /* 4 byte tag */
+	u_int32_t type; /* 4 byte type */
+	u_int32_t offset; /* 4 byte offset */
+	u_int32_t count; /* 4 byte count */
+} rpm_index;
+
+static void *map;
+static rpm_index **mytags;
+static int tagcount;
+
+void extract_cpio_gz(int fd);
+rpm_index **rpm_gettags(int fd, int *num_tags);
+int bsearch_rpmtag(const void *key, const void *item);
+char *rpm_getstring(int tag, int itemindex);
+int rpm_getint(int tag, int itemindex);
+int rpm_getcount(int tag);
+void exec_script(int progtag, int datatag, char *prefix);
+void fileaction_dobackup(char *filename, int fileref);
+void fileaction_setowngrp(char *filename, int fileref);
+void fileaction_list(char *filename, int itemno);
+void loop_through_files(int filetag, void (*fileaction)(char *filename, int fileref));
+
+int rpm_main(int argc, char **argv)
+{
+	int opt = 0, func = 0, rpm_fd, offset;
+
+	while ((opt = getopt(argc, argv, "iqpldc")) != -1) {
+		switch (opt) {
+		case 'i': // First arg: Install mode, with q: Information
+			if (!func) func |= rpm_install;
+			else func |= rpm_query_info;
+			break;
+		case 'q': // First arg: Query mode
+			if (!func) func |= rpm_query;
+			else show_usage();
+			break;
+		case 'p': // Query a package
+			func |= rpm_query_package;
+			break;
+		case 'l': // List files in a package
+			func |= rpm_query_list;
+			break;
+		case 'd': // List doc files in a package (implies list)
+			func |= rpm_query_list;
+			func |= rpm_query_list_doc;
+			break;
+		case 'c': // List config files in a package (implies list)
+			func |= rpm_query_list;
+			func |= rpm_query_list_config;
+			break;
+		default:
+			show_usage();
+		}
+	}
+
+	if (optind == argc) show_usage();
+	while (optind < argc) {
+		rpm_fd = xopen(argv[optind], O_RDONLY);
+		mytags = rpm_gettags(rpm_fd, (int *) &tagcount);
+		offset = lseek(rpm_fd, 0, SEEK_CUR);
+		if (!mytags) { printf("Error reading rpm header\n"); exit(-1); }
+		map = mmap(0, offset > getpagesize() ? (offset + offset % getpagesize()) : getpagesize(), PROT_READ, MAP_SHARED, rpm_fd, 0); // Mimimum is one page
+		if (func & rpm_install) {
+			loop_through_files(RPMTAG_BASENAMES, fileaction_dobackup); /* Backup any config files */
+			extract_cpio_gz(rpm_fd); // Extact the archive
+			loop_through_files(RPMTAG_BASENAMES, fileaction_setowngrp); /* Set the correct file uid/gid's */
+		} else if (func & rpm_query && func & rpm_query_package) {
+			if (!((func & rpm_query_info) || (func & rpm_query_list))) { // If just a straight query, just give package name
+				printf("%s-%s-%s\n", rpm_getstring(RPMTAG_NAME, 0), rpm_getstring(RPMTAG_VERSION, 0), rpm_getstring(RPMTAG_RELEASE, 0));
+			}
+			if (func & rpm_query_info) {
+				/* Do the nice printout */
+				time_t bdate_time;
+				struct tm *bdate;
+				char bdatestring[50];
+				printf("Name        : %-29sRelocations: %s\n", rpm_getstring(RPMTAG_NAME, 0), rpm_getstring(RPMTAG_PREFIXS, 0) ? rpm_getstring(RPMTAG_PREFIXS, 0) : "(not relocateable)");
+				printf("Version     : %-34sVendor: %s\n", rpm_getstring(RPMTAG_VERSION, 0), rpm_getstring(RPMTAG_VENDOR, 0) ? rpm_getstring(RPMTAG_VENDOR, 0) : "(none)");
+				bdate_time = rpm_getint(RPMTAG_BUILDTIME, 0);
+				bdate = localtime((time_t *) &bdate_time);
+				strftime(bdatestring, 50, "%a %d %b %Y %T %Z", bdate);
+				printf("Release     : %-30sBuild Date: %s\n", rpm_getstring(RPMTAG_RELEASE, 0), bdatestring);
+				printf("Install date: %-30sBuild Host: %s\n", "(not installed)", rpm_getstring(RPMTAG_BUILDHOST, 0));
+				printf("Group       : %-30sSource RPM: %s\n", rpm_getstring(RPMTAG_GROUP, 0), rpm_getstring(RPMTAG_SOURCERPM, 0));
+				printf("Size        : %-33dLicense: %s\n", rpm_getint(RPMTAG_SIZE, 0), rpm_getstring(RPMTAG_LICENSE, 0));
+				printf("URL         : %s\n", rpm_getstring(RPMTAG_URL, 0));
+				printf("Summary     : %s\n", rpm_getstring(RPMTAG_SUMMARY, 0));
+				printf("Description :\n%s\n", rpm_getstring(RPMTAG_DESCRIPTION, 0));
+			}
+			if (func & rpm_query_list) {
+				int count, it, flags;
+				count = rpm_getcount(RPMTAG_BASENAMES);
+				for (it = 0; it < count; it++) {
+					flags = rpm_getint(RPMTAG_FILEFLAGS, it);
+					switch ((func & rpm_query_list_doc) + (func & rpm_query_list_config))
+					{
+						case rpm_query_list_doc: if (!(flags & RPMFILE_DOC)) continue; break;
+						case rpm_query_list_config: if (!(flags & RPMFILE_CONFIG)) continue; break;
+						case rpm_query_list_doc + rpm_query_list_config: if (!((flags & RPMFILE_CONFIG) || (flags & RPMFILE_DOC))) continue; break;
+					}
+					printf("%s%s\n", rpm_getstring(RPMTAG_DIRNAMES, rpm_getint(RPMTAG_DIRINDEXES, it)), rpm_getstring(RPMTAG_BASENAMES, it));
+				}
+			}
+		}
+		optind++;
+		free (mytags);
+	}
+	return 0;
+}
+
+void extract_cpio_gz(int fd) {
+	archive_handle_t *archive_handle;
+	unsigned char magic[2];
+
+	/* Initialise */
+	archive_handle = init_handle();
+	archive_handle->read = read_gz;
+	archive_handle->seek = seek_by_char;
+	//archive_handle->action_header = header_list;
+	archive_handle->action_data = data_extract_all;
+	archive_handle->flags |= ARCHIVE_PRESERVE_DATE;
+	archive_handle->flags |= ARCHIVE_CREATE_LEADING_DIRS;
+	archive_handle->src_fd = fd;
+	archive_handle->offset = 0;
+	
+	xread_all(archive_handle->src_fd, &magic, 2);
+	if ((magic[0] != 0x1f) || (magic[1] != 0x8b)) {
+		error_msg_and_die("Invalid gzip magic");
+	}
+	check_header_gzip(archive_handle->src_fd);	
+	chdir("/"); // Install RPM's to root
+
+	GZ_gzReadOpen(archive_handle->src_fd, 0, 0);
+	while (get_header_cpio(archive_handle) == EXIT_SUCCESS);
+	GZ_gzReadClose();
+	
+	check_trailer_gzip(archive_handle->src_fd);
+}
+
+
+rpm_index **rpm_gettags(int fd, int *num_tags)
+{
+	rpm_index **tags = calloc(200, sizeof(struct rpmtag *)); /* We should never need mode than 200, and realloc later */
+	int pass, tagindex = 0;
+	lseek(fd, 96, SEEK_CUR); /* Seek past the unused lead */
+
+	for (pass = 0; pass < 2; pass++) { /* 1st pass is the signature headers, 2nd is the main stuff */
+		struct {
+			char magic[3]; /* 3 byte magic: 0x8e 0xad 0xe8 */
+			u_int8_t version; /* 1 byte version number */
+			u_int32_t reserved; /* 4 bytes reserved */
+			u_int32_t entries; /* Number of entries in header (4 bytes) */
+			u_int32_t size; /* Size of store (4 bytes) */
+		} header;
+		rpm_index *tmpindex;
+		int storepos;
+
+		read(fd, &header, sizeof(header));
+		if (strncmp((char *) &header.magic, RPM_HEADER_MAGIC, 3) != 0) return NULL; /* Invalid magic */
+		if (header.version != 1) return NULL; /* This program only supports v1 headers */
+		header.size = ntohl(header.size);
+		header.entries = ntohl(header.entries);
+		storepos = lseek(fd,0,SEEK_CUR) + header.entries * 16;
+
+		while (header.entries--) {
+			tmpindex = tags[tagindex++] = malloc(sizeof(rpm_index));
+			read(fd, tmpindex, sizeof(rpm_index));
+			tmpindex->tag = ntohl(tmpindex->tag); tmpindex->type = ntohl(tmpindex->type); tmpindex->count = ntohl(tmpindex->count);
+			tmpindex->offset = storepos + ntohl(tmpindex->offset);
+			if (pass==0) tmpindex->tag -= 743;
+		}
+		lseek(fd, header.size, SEEK_CUR); /* Seek past store */
+		if (pass==0) lseek(fd, (8 - (lseek(fd,0,SEEK_CUR) % 8)) % 8, SEEK_CUR); /* Skip padding to 8 byte boundary after reading signature headers */
+	}
+	tags = realloc(tags, tagindex * sizeof(struct rpmtag *)); /* realloc tags to save space */
+	*num_tags = tagindex;
+	return tags; /* All done, leave the file at the start of the gzipped cpio archive */
+}
+
+int bsearch_rpmtag(const void *key, const void *item)
+{
+	rpm_index **tmp = (rpm_index **) item;
+	return ((int) key - tmp[0]->tag);
+}
+
+int rpm_getcount(int tag)
+{
+	rpm_index **found;
+	found = bsearch((void *) tag, mytags, tagcount, sizeof(struct rpmtag *), bsearch_rpmtag);
+	if (!found) return 0;
+	else return found[0]->count;
+}
+
+char *rpm_getstring(int tag, int itemindex)
+{
+	rpm_index **found;
+	found = bsearch((void *) tag, mytags, tagcount, sizeof(struct rpmtag *), bsearch_rpmtag);
+	if (!found || itemindex >= found[0]->count) return NULL;
+	if (found[0]->type == RPM_STRING_TYPE || found[0]->type == RPM_I18NSTRING_TYPE || found[0]->type == RPM_STRING_ARRAY_TYPE) {
+		int n;
+		char *tmpstr = (char *) (map + found[0]->offset);
+		for (n=0; n < itemindex; n++) tmpstr = tmpstr + strlen(tmpstr) + 1;
+		return tmpstr;
+	} else return NULL;
+}
+
+int rpm_getint(int tag, int itemindex)
+{
+	rpm_index **found;
+	int n, *tmpint;
+	found = bsearch((void *) tag, mytags, tagcount, sizeof(struct rpmtag *), bsearch_rpmtag);
+	if (!found || itemindex >= found[0]->count) return -1;
+	tmpint = (int *) (map + found[0]->offset);
+	if (found[0]->type == RPM_INT32_TYPE) {
+		for (n=0; n<itemindex; n++) tmpint = (int *) ((void *) tmpint + 4);
+		return ntohl(*tmpint);
+	} else if (found[0]->type == RPM_INT16_TYPE) {
+		for (n=0; n<itemindex; n++) tmpint = (int *) ((void *) tmpint + 2);
+		return ntohs(*tmpint);
+	} else if (found[0]->type == RPM_INT8_TYPE) {
+		for (n=0; n<itemindex; n++) tmpint = (int *) ((void *) tmpint + 1);
+		return ntohs(*tmpint);
+	} else return -1;
+}
+
+void fileaction_dobackup(char *filename, int fileref)
+{
+	struct stat oldfile;
+	int stat_res;
+	char *newname;
+	if (rpm_getint(RPMTAG_FILEFLAGS, fileref) & RPMFILE_CONFIG) { /* Only need to backup config files */
+		stat_res = lstat (filename, &oldfile);
+		if (stat_res == 0 && S_ISREG(oldfile.st_mode)) { /* File already exists  - really should check MD5's etc to see if different */
+			newname = xstrdup(filename);
+			newname = strcat(newname, ".rpmorig");
+			copy_file(filename, newname, FILEUTILS_RECUR | FILEUTILS_PRESERVE_STATUS);
+			remove_file(filename, FILEUTILS_RECUR | FILEUTILS_FORCE);
+			free(newname);
+		}
+	}
+}
+
+void fileaction_setowngrp(char *filename, int fileref)
+{
+	int uid, gid;
+	uid = my_getpwnam(rpm_getstring(RPMTAG_FILEUSERNAME, fileref));
+	gid = my_getgrnam(rpm_getstring(RPMTAG_FILEGROUPNAME, fileref));
+	chown (filename, uid, gid);
+}
+
+void fileaction_list(char *filename, int fileref)
+{
+	printf("%s\n", filename);
+}
+
+void loop_through_files(int filetag, void (*fileaction)(char *filename, int fileref))
+{
+	int count = 0;
+	char *filename, *tmp_dirname, *tmp_basename;
+	while (rpm_getstring(filetag, count)) {
+		tmp_dirname = rpm_getstring(RPMTAG_DIRNAMES, rpm_getint(RPMTAG_DIRINDEXES, count)); /* 1st put on the directory */
+		tmp_basename = rpm_getstring(RPMTAG_BASENAMES, count);
+		filename = xmalloc(strlen(tmp_basename) + strlen(tmp_dirname) + 1);
+		strcpy(filename, tmp_dirname); /* First the directory name */
+		strcat(filename, tmp_basename); /* then the filename */
+		fileaction(filename, count++);
+		free(filename);
+	}
+}
diff --git a/include/applets.h b/include/applets.h
index b7171f7a1..9257fc940 100644
--- a/include/applets.h
+++ b/include/applets.h
@@ -440,6 +440,9 @@
 #ifdef CONFIG_ROUTE
  	APPLET(route, route_main, _BB_DIR_SBIN, _BB_SUID_NEVER)
 #endif
+#ifdef CONFIG_RPM
+	APPLET(rpm, rpm_main, _BB_DIR_BIN, _BB_SUID_NEVER)
+#endif
 #ifdef CONFIG_RPM2CPIO
 	APPLET(rpm2cpio, rpm2cpio_main, _BB_DIR_USR_BIN, _BB_SUID_NEVER)
 #endif
diff --git a/include/unarchive.h b/include/unarchive.h
index aca685915..8396f878c 100644
--- a/include/unarchive.h
+++ b/include/unarchive.h
@@ -85,6 +85,7 @@ extern void check_header_gzip(int src_fd);
 extern void check_trailer_gzip(int src_fd);
 
 extern char get_header_ar(archive_handle_t *archive_handle);
+extern char get_header_cpio(archive_handle_t *archive_handle);
 extern char get_header_tar(archive_handle_t *archive_handle);
 extern char get_header_tar_bz2(archive_handle_t *archive_handle);
 extern char get_header_tar_gz(archive_handle_t *archive_handle);
diff --git a/include/usage.h b/include/usage.h
index 17fd4073a..5b357a218 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -1696,6 +1696,19 @@
 	"\t-n\tDont resolve names.\n" \
 	"\t-e\tDisplay other/more information"
 
+#define rpm_trivial_usage \
+	"-i -q[ildc]p package.rpm"
+#define rpm_full_usage \
+	"Manipulates RPM packages" \
+	"Options:" \
+	"\t-i Install package" \
+	"\t-q Query package" \
+	"\t\t-p Query uninstalled package" \
+	"\t\t-i Show information" \
+	"\t\t-l List contents" \
+	"\t\t-d List documents" \
+	"\t\t-c List config files"
+
 #define rpm2cpio_trivial_usage \
 	"package.rpm"
 #define rpm2cpio_full_usage \