* Licensed under GPLv2 or later, see file LICENSE in this source tree.
*/
+//config:config RPM
+//config: bool "rpm"
+//config: default y
+//config: help
+//config: Mini RPM applet - queries and extracts RPM packages.
+
+//applet:IF_RPM(APPLET(rpm, BB_DIR_BIN, BB_SUID_DROP))
+//kbuild:lib-$(CONFIG_RPM) += rpm.o
+
+//usage:#define rpm_trivial_usage
+//usage: "-i PACKAGE.rpm; rpm -qp[ildc] PACKAGE.rpm"
+//usage:#define rpm_full_usage "\n\n"
+//usage: "Manipulate RPM packages\n"
+//usage: "\nCommands:"
+//usage: "\n -i Install package"
+//usage: "\n -qp Query package"
+//usage: "\n -qpi Show information"
+//usage: "\n -qpl List contents"
+//usage: "\n -qpd List documents"
+//usage: "\n -qpc List config files"
+
#include "libbb.h"
-#include "archive.h"
+#include "bb_archive.h"
#include "rpm.h"
#define RPM_CHAR_TYPE 1
uint32_t count; /* 4 byte count */
} rpm_index;
-static void *map;
-static rpm_index **mytags;
-static int tagcount;
-
-static void extract_cpio(int fd, const char *source_rpm);
-static rpm_index **rpm_gettags(int fd, int *num_tags);
-static int bsearch_rpmtag(const void *key, const void *item);
-static char *rpm_getstr(int tag, int itemindex);
-static int rpm_getint(int tag, int itemindex);
-static int rpm_getcount(int tag);
-static void fileaction_dobackup(char *filename, int fileref);
-static void fileaction_setowngrp(char *filename, int fileref);
-static void loop_through_files(int filetag, void (*fileaction)(char *filename, int fileref));
-
-int rpm_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int rpm_main(int argc, char **argv)
-{
- int opt = 0, func = 0, rpm_fd, offset;
- const int pagesize = getpagesize();
-
- 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) bb_show_usage();
- func = rpm_query;
- 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:
- bb_show_usage();
- }
- }
- argv += optind;
- //argc -= optind;
- if (!argv[0]) {
- bb_show_usage();
- }
-
- while (*argv) {
- const char *source_rpm;
-
- rpm_fd = xopen(*argv++, O_RDONLY);
- mytags = rpm_gettags(rpm_fd, &tagcount);
- if (!mytags)
- bb_error_msg_and_die("error reading rpm header");
- offset = xlseek(rpm_fd, 0, SEEK_CUR);
- /* Mimimum is one page */
- map = mmap(0, offset > pagesize ? (offset + offset % pagesize) : pagesize, PROT_READ, MAP_PRIVATE, rpm_fd, 0);
-
- source_rpm = rpm_getstr(TAG_SOURCERPM, 0);
-
- if (func & rpm_install) {
- /* Backup any config files */
- loop_through_files(TAG_BASENAMES, fileaction_dobackup);
- /* Extact the archive */
- extract_cpio(rpm_fd, source_rpm);
- /* Set the correct file uid/gid's */
- loop_through_files(TAG_BASENAMES, fileaction_setowngrp);
- }
- else if ((func & (rpm_query|rpm_query_package)) == (rpm_query|rpm_query_package)) {
- if (!(func & (rpm_query_info|rpm_query_list))) {
- /* If just a straight query, just give package name */
- printf("%s-%s-%s\n", rpm_getstr(TAG_NAME, 0), rpm_getstr(TAG_VERSION, 0), rpm_getstr(TAG_RELEASE, 0));
- }
- if (func & rpm_query_info) {
- /* Do the nice printout */
- time_t bdate_time;
- struct tm *bdate_ptm;
- char bdatestring[50];
- const char *p;
-
- p = rpm_getstr(TAG_PREFIXS, 0);
- if (!p) p = "(not relocateable)";
- printf("Name : %-29sRelocations: %s\n", rpm_getstr(TAG_NAME, 0), p);
- p = rpm_getstr(TAG_VENDOR, 0);
- if (!p) p = "(none)";
- printf("Version : %-34sVendor: %s\n", rpm_getstr(TAG_VERSION, 0), p);
- bdate_time = rpm_getint(TAG_BUILDTIME, 0);
- bdate_ptm = localtime(&bdate_time);
- strftime(bdatestring, 50, "%a %d %b %Y %T %Z", bdate_ptm);
- printf("Release : %-30sBuild Date: %s\n", rpm_getstr(TAG_RELEASE, 0), bdatestring);
- printf("Install date: %-30sBuild Host: %s\n", "(not installed)", rpm_getstr(TAG_BUILDHOST, 0));
- printf("Group : %-30sSource RPM: %s\n", rpm_getstr(TAG_GROUP, 0), source_rpm);
- printf("Size : %-33dLicense: %s\n", rpm_getint(TAG_SIZE, 0), rpm_getstr(TAG_LICENSE, 0));
- printf("URL : %s\n", rpm_getstr(TAG_URL, 0));
- printf("Summary : %s\n", rpm_getstr(TAG_SUMMARY, 0));
- printf("Description :\n%s\n", rpm_getstr(TAG_DESCRIPTION, 0));
- }
- if (func & rpm_query_list) {
- int count, it, flags;
- count = rpm_getcount(TAG_BASENAMES);
- for (it = 0; it < count; it++) {
- flags = rpm_getint(TAG_FILEFLAGS, it);
- switch (func & (rpm_query_list_doc|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|RPMFILE_DOC))) continue;
- break;
- }
- printf("%s%s\n",
- rpm_getstr(TAG_DIRNAMES, rpm_getint(TAG_DIRINDEXES, it)),
- rpm_getstr(TAG_BASENAMES, it));
- }
- }
- }
- free(mytags);
- }
- return 0;
-}
+struct globals {
+ void *map;
+ rpm_index **mytags;
+ int tagcount;
+} FIX_ALIASING;
+#define G (*(struct globals*)&bb_common_bufsiz1)
+#define INIT_G() do { } while (0)
static void extract_cpio(int fd, const char *source_rpm)
{
/* compat: overwrite existing files.
* try "rpm -i foo.src.rpm" few times in a row -
* standard rpm will not complain.
- * (TODO? real rpm creates "file;1234" and then renames it) */
- | ARCHIVE_UNLINK_OLD;
+ */
+ | ARCHIVE_REPLACE_VIA_RENAME;
archive_handle->src_fd = fd;
/*archive_handle->offset = 0; - init_handle() did it */
- setup_unzip_on_fd(archive_handle->src_fd /*, fail_if_not_detected: 1*/);
+ setup_unzip_on_fd(archive_handle->src_fd, /*fail_if_not_detected:*/ 1);
while (get_header_cpio(archive_handle) == EXIT_SUCCESS)
continue;
}
static int rpm_getcount(int tag)
{
rpm_index **found;
- found = bsearch(&tag, mytags, tagcount, sizeof(struct rpmtag *), bsearch_rpmtag);
+ found = bsearch(&tag, G.mytags, G.tagcount, sizeof(struct rpmtag *), bsearch_rpmtag);
if (!found)
return 0;
return found[0]->count;
static char *rpm_getstr(int tag, int itemindex)
{
rpm_index **found;
- found = bsearch(&tag, mytags, tagcount, sizeof(struct rpmtag *), bsearch_rpmtag);
+ found = bsearch(&tag, G.mytags, G.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_STRING_ARRAY_TYPE
) {
int n;
- char *tmpstr = (char *) map + found[0]->offset;
+ char *tmpstr = (char *) G.map + found[0]->offset;
for (n = 0; n < itemindex; n++)
tmpstr = tmpstr + strlen(tmpstr) + 1;
return tmpstr;
static int rpm_getint(int tag, int itemindex)
{
rpm_index **found;
- int *tmpint; /* NB: using int8_t* would be easier to code */
+ char *tmpint;
/* gcc throws warnings here when sizeof(void*)!=sizeof(int) ...
* it's ok to ignore it because tag won't be used as a pointer */
- found = bsearch(&tag, mytags, tagcount, sizeof(struct rpmtag *), bsearch_rpmtag);
+ found = bsearch(&tag, G.mytags, G.tagcount, sizeof(struct rpmtag *), bsearch_rpmtag);
if (!found || itemindex >= found[0]->count)
return -1;
- tmpint = (int *) ((char *) map + found[0]->offset);
-
+ tmpint = (char *) G.map + found[0]->offset;
if (found[0]->type == RPM_INT32_TYPE) {
- tmpint = (int *) ((char *) tmpint + itemindex*4);
- /*return ntohl(*tmpint);*/
- /* int can be != int32_t */
+ tmpint += itemindex*4;
return ntohl(*(int32_t*)tmpint);
}
if (found[0]->type == RPM_INT16_TYPE) {
- tmpint = (int *) ((char *) tmpint + itemindex*2);
- /* ??? read int, and THEN ntohs() it?? */
- /*return ntohs(*tmpint);*/
+ tmpint += itemindex*2;
return ntohs(*(int16_t*)tmpint);
}
if (found[0]->type == RPM_INT8_TYPE) {
- tmpint = (int *) ((char *) tmpint + itemindex);
- /* ??? why we don't read byte here??? */
- /*return ntohs(*tmpint);*/
+ tmpint += itemindex;
return *(int8_t*)tmpint;
}
return -1;
free(filename);
}
}
+
+int rpm_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int rpm_main(int argc, char **argv)
+{
+ int opt, func = 0;
+ const unsigned pagesize = getpagesize();
+
+ 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) bb_show_usage();
+ func = rpm_query;
+ 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:
+ bb_show_usage();
+ }
+ }
+ argv += optind;
+ //argc -= optind;
+ if (!argv[0]) {
+ bb_show_usage();
+ }
+
+ while (*argv) {
+ int rpm_fd;
+ unsigned mapsize;
+ const char *source_rpm;
+
+ rpm_fd = xopen(*argv++, O_RDONLY);
+ G.mytags = rpm_gettags(rpm_fd, &G.tagcount);
+ if (!G.mytags)
+ bb_error_msg_and_die("error reading rpm header");
+ mapsize = xlseek(rpm_fd, 0, SEEK_CUR);
+ mapsize = (mapsize + pagesize) & -(int)pagesize;
+ /* Some NOMMU systems prefer MAP_PRIVATE over MAP_SHARED */
+ G.map = mmap(0, mapsize, PROT_READ, MAP_PRIVATE, rpm_fd, 0);
+//FIXME: error check?
+
+ source_rpm = rpm_getstr(TAG_SOURCERPM, 0);
+
+ if (func & rpm_install) {
+ /* Backup any config files */
+ loop_through_files(TAG_BASENAMES, fileaction_dobackup);
+ /* Extact the archive */
+ extract_cpio(rpm_fd, source_rpm);
+ /* Set the correct file uid/gid's */
+ loop_through_files(TAG_BASENAMES, fileaction_setowngrp);
+ }
+ else if ((func & (rpm_query|rpm_query_package)) == (rpm_query|rpm_query_package)) {
+ if (!(func & (rpm_query_info|rpm_query_list))) {
+ /* If just a straight query, just give package name */
+ printf("%s-%s-%s\n", rpm_getstr(TAG_NAME, 0), rpm_getstr(TAG_VERSION, 0), rpm_getstr(TAG_RELEASE, 0));
+ }
+ if (func & rpm_query_info) {
+ /* Do the nice printout */
+ time_t bdate_time;
+ struct tm *bdate_ptm;
+ char bdatestring[50];
+ const char *p;
+
+ printf("%-12s: %s\n", "Name" , rpm_getstr(TAG_NAME, 0));
+ /* TODO compat: add "Epoch" here */
+ printf("%-12s: %s\n", "Version" , rpm_getstr(TAG_VERSION, 0));
+ printf("%-12s: %s\n", "Release" , rpm_getstr(TAG_RELEASE, 0));
+ /* add "Architecture" */
+ printf("%-12s: %s\n", "Install Date", "(not installed)");
+ printf("%-12s: %s\n", "Group" , rpm_getstr(TAG_GROUP, 0));
+ printf("%-12s: %d\n", "Size" , rpm_getint(TAG_SIZE, 0));
+ printf("%-12s: %s\n", "License" , rpm_getstr(TAG_LICENSE, 0));
+ /* add "Signature" */
+ printf("%-12s: %s\n", "Source RPM" , source_rpm ? source_rpm : "(none)");
+ bdate_time = rpm_getint(TAG_BUILDTIME, 0);
+ bdate_ptm = localtime(&bdate_time);
+ strftime(bdatestring, 50, "%a %d %b %Y %T %Z", bdate_ptm);
+ printf("%-12s: %s\n", "Build Date" , bdatestring);
+ printf("%-12s: %s\n", "Build Host" , rpm_getstr(TAG_BUILDHOST, 0));
+ p = rpm_getstr(TAG_PREFIXS, 0);
+ printf("%-12s: %s\n", "Relocations" , p ? p : "(not relocatable)");
+ /* add "Packager" */
+ p = rpm_getstr(TAG_VENDOR, 0);
+ printf("%-12s: %s\n", "Vendor" , p ? p : "(none)");
+ printf("%-12s: %s\n", "URL" , rpm_getstr(TAG_URL, 0));
+ printf("%-12s: %s\n", "Summary" , rpm_getstr(TAG_SUMMARY, 0));
+ printf("Description :\n%s\n", rpm_getstr(TAG_DESCRIPTION, 0));
+ }
+ if (func & rpm_query_list) {
+ int count, it, flags;
+ count = rpm_getcount(TAG_BASENAMES);
+ for (it = 0; it < count; it++) {
+ flags = rpm_getint(TAG_FILEFLAGS, it);
+ switch (func & (rpm_query_list_doc|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|RPMFILE_DOC))) continue;
+ break;
+ }
+ printf("%s%s\n",
+ rpm_getstr(TAG_DIRNAMES, rpm_getint(TAG_DIRINDEXES, it)),
+ rpm_getstr(TAG_BASENAMES, it));
+ }
+ }
+ }
+ munmap(G.map, mapsize);
+ free(G.mytags);
+ close(rpm_fd);
+ }
+ return 0;
+}