1 /* pkg.c - the opkg package management system
5 Copyright (C) 2001 University of Southern California
7 This program is free software; you can redistribute it and/or
8 modify it under the terms of the GNU General Public License as
9 published by the Free Software Foundation; either version 2, or (at
10 your option) any later version.
12 This program is distributed in the hope that it will be useful, but
13 WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 General Public License for more details.
28 #include "pkg_parse.h"
29 #include "pkg_extract.h"
30 #include "opkg_message.h"
31 #include "opkg_utils.h"
33 #include "libbb/libbb.h"
34 #include "sprintf_alloc.h"
35 #include "file_util.h"
37 #include "opkg_conf.h"
39 typedef struct enum_map enum_map_t;
45 static const enum_map_t pkg_state_want_map[] = {
46 {SW_UNKNOWN, "unknown"},
47 {SW_INSTALL, "install"},
48 {SW_DEINSTALL, "deinstall"},
52 static const enum_map_t pkg_state_flag_map[] = {
54 {SF_REINSTREQ, "reinstreq"},
56 {SF_REPLACE, "replace"},
57 {SF_NOPRUNE, "noprune"},
58 {SF_PREFER, "prefer"},
59 {SF_OBSOLETE, "obsolete"},
63 static const enum_map_t pkg_state_status_map[] = {
64 {SS_NOT_INSTALLED, "not-installed"},
65 {SS_UNPACKED, "unpacked"},
66 {SS_HALF_CONFIGURED, "half-configured"},
67 {SS_INSTALLED, "installed"},
68 {SS_HALF_INSTALLED, "half-installed"},
69 {SS_CONFIG_FILES, "config-files"},
70 {SS_POST_INST_FAILED, "post-inst-failed"},
71 {SS_REMOVAL_FAILED, "removal-failed"}
74 static void pkg_init(pkg_t * pkg)
79 pkg->state_want = SW_UNKNOWN;
80 pkg->state_flag = SF_OK;
81 pkg->state_status = SS_NOT_INSTALLED;
82 pkg->depends_str = NULL;
83 pkg->provides_str = NULL;
84 pkg->depends_count = 0;
86 pkg->suggests_str = NULL;
87 pkg->recommends_str = NULL;
88 pkg->suggests_count = 0;
89 pkg->recommends_count = 0;
91 active_list_init(&pkg->list);
93 pkg->conflicts = NULL;
94 pkg->conflicts_count = 0;
97 pkg->replaces_count = 0;
99 pkg->pre_depends_count = 0;
100 pkg->pre_depends_str = NULL;
101 pkg->provides_count = 0;
102 pkg->provides = NULL;
103 pkg->tmp_unpack_dir = NULL;
104 conffile_list_init(&pkg->conffiles);
105 pkg->installed_files = NULL;
106 pkg->installed_files_ref_cnt = 0;
108 pkg->provided_by_hand = 0;
110 blob_buf_init(&pkg->blob, 0);
117 pkg = xcalloc(1, sizeof(pkg_t));
123 void *pkg_set_raw(pkg_t *pkg, int id, const void *val, size_t len)
126 struct blob_attr *cur;
128 blob_for_each_attr(cur, pkg->blob.head, rem) {
129 if (blob_id(cur) == id) {
130 if (blob_len(cur) < len) {
131 fprintf(stderr, "ERROR: truncating field %d <%p> to %d byte",
132 id, val, blob_len(cur));
134 memcpy(blob_data(cur), val, blob_len(cur));
135 return blob_data(cur);
139 cur = blob_put(&pkg->blob, id, val, len);
140 return cur ? blob_data(cur) : NULL;
143 void *pkg_get_raw(const pkg_t * pkg, int id)
146 struct blob_attr *cur;
148 blob_for_each_attr(cur, pkg->blob.head, rem)
149 if (blob_id(cur) == id)
150 return blob_data(cur);
155 char *pkg_set_string(pkg_t *pkg, int id, const char *s)
165 while (isspace(*s)) {
170 while (len > 0 && isspace(s[len - 1]))
176 p = pkg_set_raw(pkg, id, s, len + 1);
183 static void compound_depend_deinit(compound_depend_t * depends)
186 for (i = 0; i < depends->possibility_count; i++) {
188 d = depends->possibilities[i];
192 free(depends->possibilities);
195 void pkg_deinit(pkg_t * pkg)
203 /* owned by opkg_conf_t */
205 /* owned by opkg_conf_t */
208 pkg->state_want = SW_UNKNOWN;
209 pkg->state_flag = SF_OK;
210 pkg->state_status = SS_NOT_INSTALLED;
212 active_list_clear(&pkg->list);
216 pkg->replaces = NULL;
219 int count = pkg->pre_depends_count
221 + pkg->recommends_count + pkg->suggests_count;
223 for (i = 0; i < count; i++)
224 compound_depend_deinit(&pkg->depends[i]);
228 if (pkg->conflicts) {
229 for (i = 0; i < pkg->conflicts_count; i++)
230 compound_depend_deinit(&pkg->conflicts[i]);
231 free(pkg->conflicts);
237 pkg->pre_depends_count = 0;
238 pkg->provides_count = 0;
240 /* CLEANUP: It'd be nice to pullin the cleanup function from
241 opkg_install.c here. See comment in
242 opkg_install.c:cleanup_temporary_files */
243 if (pkg->tmp_unpack_dir)
244 free(pkg->tmp_unpack_dir);
245 pkg->tmp_unpack_dir = NULL;
247 conffile_list_deinit(&pkg->conffiles);
249 /* XXX: QUESTION: Is forcing this to 1 correct? I suppose so,
250 since if they are calling deinit, they should know. Maybe do an
251 assertion here instead? */
252 pkg->installed_files_ref_cnt = 1;
253 pkg_free_installed_files(pkg);
256 blob_buf_free(&pkg->blob);
259 int pkg_init_from_file(pkg_t * pkg, const char *filename)
263 char *control_path, *tmp;
267 pkg_set_string(pkg, PKG_LOCAL_FILENAME, filename);
269 tmp = xstrdup(filename);
270 sprintf_alloc(&control_path, "%s/%s.control.XXXXXX",
271 conf->tmp_dir, basename(tmp));
273 fd = mkstemp(control_path);
275 opkg_perror(ERROR, "Failed to make temp file %s", control_path);
280 control_file = fdopen(fd, "r+");
281 if (control_file == NULL) {
282 opkg_perror(ERROR, "Failed to fdopen %s", control_path);
288 err = pkg_extract_control_file_to_stream(pkg, control_file);
290 opkg_msg(ERROR, "Failed to extract control file from %s.\n",
295 rewind(control_file);
297 if ((err = pkg_parse_from_stream(pkg, control_file, 0))) {
299 opkg_msg(ERROR, "Malformed package file %s.\n",
306 fclose(control_file);
308 unlink(control_path);
315 /* Merge any new information in newpkg into oldpkg */
316 int pkg_merge(pkg_t * oldpkg, pkg_t * newpkg)
318 if (oldpkg == newpkg) {
322 if (!oldpkg->auto_installed)
323 oldpkg->auto_installed = newpkg->auto_installed;
326 oldpkg->src = newpkg->src;
328 oldpkg->dest = newpkg->dest;
329 if (!pkg_get_string(oldpkg, PKG_ARCHITECTURE))
330 pkg_set_string(oldpkg, PKG_ARCHITECTURE, pkg_get_string(newpkg, PKG_ARCHITECTURE));
331 if (!oldpkg->arch_priority)
332 oldpkg->arch_priority = newpkg->arch_priority;
333 if (!pkg_get_string(oldpkg, PKG_SECTION))
334 pkg_set_string(oldpkg, PKG_SECTION, pkg_get_string(newpkg, PKG_SECTION));
335 if (!pkg_get_string(oldpkg, PKG_MAINTAINER))
336 pkg_set_string(oldpkg, PKG_MAINTAINER, pkg_get_string(newpkg, PKG_MAINTAINER));
337 if (!pkg_get_string(oldpkg, PKG_DESCRIPTION))
338 pkg_set_string(oldpkg, PKG_DESCRIPTION, pkg_get_string(newpkg, PKG_DESCRIPTION));
340 if (!oldpkg->depends_count && !oldpkg->pre_depends_count
341 && !oldpkg->recommends_count && !oldpkg->suggests_count) {
342 oldpkg->depends_count = newpkg->depends_count;
343 newpkg->depends_count = 0;
345 oldpkg->depends = newpkg->depends;
346 newpkg->depends = NULL;
348 oldpkg->pre_depends_count = newpkg->pre_depends_count;
349 newpkg->pre_depends_count = 0;
351 oldpkg->recommends_count = newpkg->recommends_count;
352 newpkg->recommends_count = 0;
354 oldpkg->suggests_count = newpkg->suggests_count;
355 newpkg->suggests_count = 0;
358 if (oldpkg->provides_count <= 1) {
359 oldpkg->provides_count = newpkg->provides_count;
360 newpkg->provides_count = 0;
362 if (!oldpkg->provides) {
363 oldpkg->provides = newpkg->provides;
364 newpkg->provides = NULL;
368 if (!oldpkg->conflicts_count) {
369 oldpkg->conflicts_count = newpkg->conflicts_count;
370 newpkg->conflicts_count = 0;
372 oldpkg->conflicts = newpkg->conflicts;
373 newpkg->conflicts = NULL;
376 if (!oldpkg->replaces_count) {
377 oldpkg->replaces_count = newpkg->replaces_count;
378 newpkg->replaces_count = 0;
380 oldpkg->replaces = newpkg->replaces;
381 newpkg->replaces = NULL;
384 if (!pkg_get_string(oldpkg, PKG_FILENAME))
385 pkg_set_string(oldpkg, PKG_FILENAME, pkg_get_string(newpkg, PKG_FILENAME));
386 if (!pkg_get_string(oldpkg, PKG_LOCAL_FILENAME))
387 pkg_set_string(oldpkg, PKG_LOCAL_FILENAME, pkg_get_string(newpkg, PKG_LOCAL_FILENAME));
388 if (!oldpkg->tmp_unpack_dir)
389 oldpkg->tmp_unpack_dir = xstrdup(newpkg->tmp_unpack_dir);
390 if (!pkg_get_string(oldpkg, PKG_MD5SUM))
391 pkg_set_string(oldpkg, PKG_MD5SUM, pkg_get_string(newpkg, PKG_MD5SUM));
392 if (!pkg_get_string(oldpkg, PKG_SHA256SUM))
393 pkg_set_string(oldpkg, PKG_SHA256SUM, pkg_get_string(newpkg, PKG_SHA256SUM));
394 if (!pkg_get_int(oldpkg, PKG_SIZE))
395 pkg_set_int(oldpkg, PKG_SIZE, pkg_get_int(newpkg, PKG_SIZE));
396 if (!pkg_get_int(oldpkg, PKG_INSTALLED_SIZE))
397 pkg_set_int(oldpkg, PKG_INSTALLED_SIZE, pkg_get_int(newpkg, PKG_INSTALLED_SIZE));
398 if (!pkg_get_string(oldpkg, PKG_PRIORITY))
399 pkg_set_string(oldpkg, PKG_PRIORITY, pkg_get_string(newpkg, PKG_PRIORITY));
400 if (!pkg_get_string(oldpkg, PKG_SOURCE))
401 pkg_set_string(oldpkg, PKG_SOURCE, pkg_get_string(newpkg, PKG_SOURCE));
403 if (nv_pair_list_empty(&oldpkg->conffiles)) {
404 list_splice_init(&newpkg->conffiles.head,
405 &oldpkg->conffiles.head);
408 if (!oldpkg->installed_files) {
409 oldpkg->installed_files = newpkg->installed_files;
410 oldpkg->installed_files_ref_cnt =
411 newpkg->installed_files_ref_cnt;
412 newpkg->installed_files = NULL;
415 if (!oldpkg->essential)
416 oldpkg->essential = newpkg->essential;
421 static void abstract_pkg_init(abstract_pkg_t * ab_pkg)
423 ab_pkg->provided_by = abstract_pkg_vec_alloc();
424 ab_pkg->dependencies_checked = 0;
425 ab_pkg->state_status = SS_NOT_INSTALLED;
428 abstract_pkg_t *abstract_pkg_new(void)
430 abstract_pkg_t *ab_pkg;
432 ab_pkg = xcalloc(1, sizeof(abstract_pkg_t));
433 abstract_pkg_init(ab_pkg);
438 void set_flags_from_control(pkg_t * pkg)
443 sprintf_alloc(&file_name, "%s/%s.control", pkg->dest->info_dir,
446 fp = fopen(file_name, "r");
448 opkg_perror(ERROR, "Failed to open %s", file_name);
455 if (pkg_parse_from_stream(pkg, fp, PFM_ALL ^ PFM_ESSENTIAL)) {
457 "Unable to read control file for %s. May be empty.\n",
466 static const char *pkg_state_want_to_str(pkg_state_want_t sw)
470 for (i = 0; i < ARRAY_SIZE(pkg_state_want_map); i++) {
471 if (pkg_state_want_map[i].value == sw) {
472 return pkg_state_want_map[i].str;
476 opkg_msg(ERROR, "Internal error: state_want=%d\n", sw);
477 return "<STATE_WANT_UNKNOWN>";
480 pkg_state_want_t pkg_state_want_from_str(char *str)
484 for (i = 0; i < ARRAY_SIZE(pkg_state_want_map); i++) {
485 if (strcmp(str, pkg_state_want_map[i].str) == 0) {
486 return pkg_state_want_map[i].value;
490 opkg_msg(ERROR, "Internal error: state_want=%s\n", str);
494 static char *pkg_state_flag_to_str(pkg_state_flag_t sf)
500 /* clear the temporary flags before converting to string */
501 sf &= SF_NONVOLATILE_FLAGS;
504 return xstrdup("ok");
507 for (i = 0; i < ARRAY_SIZE(pkg_state_flag_map); i++) {
508 if (sf & pkg_state_flag_map[i].value)
509 len += strlen(pkg_state_flag_map[i].str) + 1;
512 str = xmalloc(len + 1);
515 for (i = 0; i < ARRAY_SIZE(pkg_state_flag_map); i++) {
516 if (sf & pkg_state_flag_map[i].value) {
517 strncat(str, pkg_state_flag_map[i].str, len);
518 strncat(str, ",", len);
523 str[len - 1] = '\0'; /* squash last comma */
528 pkg_state_flag_t pkg_state_flag_from_str(const char *str)
533 unsigned int sfname_len;
535 if (strcmp(str, "ok") == 0) {
538 for (i = 0; i < ARRAY_SIZE(pkg_state_flag_map); i++) {
539 sfname = pkg_state_flag_map[i].str;
540 sfname_len = strlen(sfname);
541 if (strncmp(str, sfname, sfname_len) == 0) {
542 sf |= pkg_state_flag_map[i].value;
555 static const char *pkg_state_status_to_str(pkg_state_status_t ss)
559 for (i = 0; i < ARRAY_SIZE(pkg_state_status_map); i++) {
560 if (pkg_state_status_map[i].value == ss) {
561 return pkg_state_status_map[i].str;
565 opkg_msg(ERROR, "Internal error: state_status=%d\n", ss);
566 return "<STATE_STATUS_UNKNOWN>";
569 pkg_state_status_t pkg_state_status_from_str(const char *str)
573 for (i = 0; i < ARRAY_SIZE(pkg_state_status_map); i++) {
574 if (strcmp(str, pkg_state_status_map[i].str) == 0) {
575 return pkg_state_status_map[i].value;
579 opkg_msg(ERROR, "Internal error: state_status=%s\n", str);
580 return SS_NOT_INSTALLED;
583 void pkg_formatted_field(FILE * fp, pkg_t * pkg, const char *field)
588 int depends_count = pkg->pre_depends_count +
589 pkg->depends_count + pkg->recommends_count + pkg->suggests_count;
591 if (strlen(field) < PKG_MINIMUM_FIELD_NAME_LEN) {
592 goto UNKNOWN_FMT_FIELD;
598 if (strcasecmp(field, "Architecture") == 0) {
599 p = pkg_get_string(pkg, PKG_ARCHITECTURE);
601 fprintf(fp, "Architecture: %s\n",
604 } else if (strcasecmp(field, "Auto-Installed") == 0) {
605 if (pkg->auto_installed)
606 fprintf(fp, "Auto-Installed: yes\n");
608 goto UNKNOWN_FMT_FIELD;
613 if (strcasecmp(field, "Conffiles") == 0) {
614 conffile_list_elt_t *iter;
616 if (nv_pair_list_empty(&pkg->conffiles))
619 fprintf(fp, "Conffiles:\n");
620 for (iter = nv_pair_list_first(&pkg->conffiles); iter;
621 iter = nv_pair_list_next(&pkg->conffiles, iter)) {
622 if (((conffile_t *) iter->data)->name
623 && ((conffile_t *) iter->data)->value) {
624 fprintf(fp, " %s %s\n",
625 ((conffile_t *) iter->data)->
627 ((conffile_t *) iter->data)->
631 } else if (strcasecmp(field, "Conflicts") == 0) {
633 if (pkg->conflicts_count) {
634 fprintf(fp, "Conflicts:");
635 for (i = 0; i < pkg->conflicts_count; i++) {
637 pkg->conflicts[i].possibilities[0];
638 fprintf(fp, "%s %s", i == 0 ? "" : ",",
641 fprintf(fp, " (%s%s)",
642 constraint_to_str(cdep->
650 goto UNKNOWN_FMT_FIELD;
655 if (strcasecmp(field, "Depends") == 0) {
656 if (pkg->depends_count) {
657 fprintf(fp, "Depends:");
658 for (j = 0, i = 0; i < depends_count; i++) {
659 if (pkg->depends[i].type != DEPEND)
661 str = pkg_depend_str(pkg, i);
662 fprintf(fp, "%s %s", j == 0 ? "" : ",",
669 } else if (strcasecmp(field, "Description") == 0) {
670 p = pkg_get_string(pkg, PKG_DESCRIPTION);
672 fprintf(fp, "Description: %s\n",
676 goto UNKNOWN_FMT_FIELD;
681 if (pkg->essential) {
682 fprintf(fp, "Essential: yes\n");
687 p = pkg_get_string(pkg, PKG_FILENAME);
689 fprintf(fp, "Filename: %s\n", p);
694 if (strcasecmp(field, "Installed-Size") == 0) {
695 fprintf(fp, "Installed-Size: %lu\n",
696 (unsigned long) pkg_get_int(pkg, PKG_INSTALLED_SIZE));
697 } else if (strcasecmp(field, "Installed-Time") == 0) {
698 i = pkg_get_int(pkg, PKG_INSTALLED_TIME);
700 fprintf(fp, "Installed-Time: %lu\n",
707 if (strcasecmp(field, "Maintainer") == 0) {
708 p = pkg_get_string(pkg, PKG_MAINTAINER);
710 fprintf(fp, "Maintainer: %s\n", p);
712 } else if (strcasecmp(field, "MD5sum") == 0) {
713 p = pkg_get_string(pkg, PKG_MD5SUM);
715 fprintf(fp, "MD5Sum: %s\n", p);
718 goto UNKNOWN_FMT_FIELD;
723 if (strcasecmp(field, "Package") == 0) {
724 fprintf(fp, "Package: %s\n", pkg->name);
725 } else if (strcasecmp(field, "Priority") == 0) {
726 fprintf(fp, "Priority: %s\n", pkg_get_string(pkg, PKG_PRIORITY));
727 } else if (strcasecmp(field, "Provides") == 0) {
728 if (pkg->provides_count > 1) {
729 fprintf(fp, "Provides:");
730 for (i = 1; i < pkg->provides_count; i++) {
731 fprintf(fp, "%s %s", i == 1 ? "" : ",",
732 pkg->provides[i]->name);
737 goto UNKNOWN_FMT_FIELD;
742 if (strcasecmp(field, "Replaces") == 0) {
743 if (pkg->replaces_count) {
744 fprintf(fp, "Replaces:");
745 for (i = 0; i < pkg->replaces_count; i++) {
746 fprintf(fp, "%s %s", i == 0 ? "" : ",",
747 pkg->replaces[i]->name);
751 } else if (strcasecmp(field, "Recommends") == 0) {
752 if (pkg->recommends_count) {
753 fprintf(fp, "Recommends:");
754 for (j = 0, i = 0; i < depends_count; i++) {
755 if (pkg->depends[i].type != RECOMMEND)
757 str = pkg_depend_str(pkg, i);
758 fprintf(fp, "%s %s", j == 0 ? "" : ",",
766 goto UNKNOWN_FMT_FIELD;
771 if (strcasecmp(field, "Section") == 0) {
772 p = pkg_get_string(pkg, PKG_SECTION);
774 fprintf(fp, "Section: %s\n", p);
776 #if defined HAVE_SHA256
777 } else if (strcasecmp(field, "SHA256sum") == 0) {
778 p = pkg_get_string(pkg, PKG_SHA256SUM);
780 fprintf(fp, "SHA256sum: %s\n", p);
783 } else if (strcasecmp(field, "Size") == 0) {
784 i = pkg_get_int(pkg, PKG_SIZE);
786 fprintf(fp, "Size: %lu\n", (unsigned long) i);
788 } else if (strcasecmp(field, "Source") == 0) {
789 p = pkg_get_string(pkg, PKG_SOURCE);
791 fprintf(fp, "Source: %s\n", p);
793 } else if (strcasecmp(field, "Status") == 0) {
794 char *pflag = pkg_state_flag_to_str(pkg->state_flag);
795 fprintf(fp, "Status: %s %s %s\n",
796 pkg_state_want_to_str(pkg->state_want),
798 pkg_state_status_to_str(pkg->state_status));
800 } else if (strcasecmp(field, "Suggests") == 0) {
801 if (pkg->suggests_count) {
802 fprintf(fp, "Suggests:");
803 for (j = 0, i = 0; i < depends_count; i++) {
804 if (pkg->depends[i].type != SUGGEST)
806 str = pkg_depend_str(pkg, i);
807 fprintf(fp, "%s %s", j == 0 ? "" : ",",
815 goto UNKNOWN_FMT_FIELD;
820 if (strcasecmp(field, "Tags") == 0) {
821 p = pkg_get_string(pkg, PKG_TAGS);
823 fprintf(fp, "Tags: %s\n", p);
830 char *version = pkg_version_str_alloc(pkg);
833 fprintf(fp, "Version: %s\n", version);
838 goto UNKNOWN_FMT_FIELD;
844 opkg_msg(ERROR, "Internal error: field=%s\n", field);
847 void pkg_formatted_info(FILE * fp, pkg_t * pkg)
849 pkg_formatted_field(fp, pkg, "Package");
850 pkg_formatted_field(fp, pkg, "Version");
851 pkg_formatted_field(fp, pkg, "Depends");
852 pkg_formatted_field(fp, pkg, "Recommends");
853 pkg_formatted_field(fp, pkg, "Suggests");
854 pkg_formatted_field(fp, pkg, "Provides");
855 pkg_formatted_field(fp, pkg, "Replaces");
856 pkg_formatted_field(fp, pkg, "Conflicts");
857 pkg_formatted_field(fp, pkg, "Status");
858 pkg_formatted_field(fp, pkg, "Section");
859 pkg_formatted_field(fp, pkg, "Essential");
860 pkg_formatted_field(fp, pkg, "Architecture");
861 pkg_formatted_field(fp, pkg, "Maintainer");
862 pkg_formatted_field(fp, pkg, "MD5sum");
863 pkg_formatted_field(fp, pkg, "Size");
864 pkg_formatted_field(fp, pkg, "Filename");
865 pkg_formatted_field(fp, pkg, "Conffiles");
866 pkg_formatted_field(fp, pkg, "Source");
867 pkg_formatted_field(fp, pkg, "Description");
868 pkg_formatted_field(fp, pkg, "Installed-Time");
869 pkg_formatted_field(fp, pkg, "Tags");
873 void pkg_print_status(pkg_t * pkg, FILE * file)
879 pkg_formatted_field(file, pkg, "Package");
880 pkg_formatted_field(file, pkg, "Version");
881 pkg_formatted_field(file, pkg, "Depends");
882 pkg_formatted_field(file, pkg, "Recommends");
883 pkg_formatted_field(file, pkg, "Suggests");
884 pkg_formatted_field(file, pkg, "Provides");
885 pkg_formatted_field(file, pkg, "Replaces");
886 pkg_formatted_field(file, pkg, "Conflicts");
887 pkg_formatted_field(file, pkg, "Status");
888 pkg_formatted_field(file, pkg, "Essential");
889 pkg_formatted_field(file, pkg, "Architecture");
890 pkg_formatted_field(file, pkg, "Conffiles");
891 pkg_formatted_field(file, pkg, "Installed-Time");
892 pkg_formatted_field(file, pkg, "Auto-Installed");
897 * libdpkg - Debian packaging suite library routines
898 * vercmp.c - comparison of version numbers
900 * Copyright (C) 1995 Ian Jackson <iwj10@cus.cam.ac.uk>
903 /* assume ascii; warning: evaluates x multiple times! */
904 #define order(x) ((x) == '~' ? -1 \
907 : isalpha((x)) ? (x) \
910 static int verrevcmp(const char *val, const char *ref)
917 while (*val || *ref) {
920 while ((*val && !isdigit(*val)) || (*ref && !isdigit(*ref))) {
921 int vc = order(*val), rc = order(*ref);
932 while (isdigit(*val) && isdigit(*ref)) {
934 first_diff = *val - *ref;
948 int pkg_compare_versions(const pkg_t * pkg, const pkg_t * ref_pkg)
950 unsigned int epoch1 = (unsigned int) pkg_get_int(pkg, PKG_EPOCH);
951 unsigned int epoch2 = (unsigned int) pkg_get_int(ref_pkg, PKG_EPOCH);
952 char *revision1 = pkg_get_ptr(pkg, PKG_REVISION);
953 char *revision2 = pkg_get_ptr(ref_pkg, PKG_REVISION);
954 const char *version1 = pkg_get_string(pkg, PKG_VERSION);
955 const char *version2 = pkg_get_string(ref_pkg, PKG_VERSION);
958 if (epoch1 > epoch2) {
962 if (epoch1 < epoch2) {
966 r = verrevcmp(version1, version2);
971 r = verrevcmp(revision1, revision2);
979 int pkg_version_satisfied(pkg_t * it, pkg_t * ref, const char *op)
983 r = pkg_compare_versions(it, ref);
985 if (strcmp(op, "<=") == 0 || strcmp(op, "<") == 0) {
989 if (strcmp(op, ">=") == 0 || strcmp(op, ">") == 0) {
993 if (strcmp(op, "<<") == 0) {
997 if (strcmp(op, ">>") == 0) {
1001 if (strcmp(op, "=") == 0) {
1005 opkg_msg(ERROR, "Unknown operator: %s.\n", op);
1009 int pkg_name_version_and_architecture_compare(const void *p1, const void *p2)
1011 const pkg_t * a = *(const pkg_t **)p1;
1012 const pkg_t * b = *(const pkg_t **)p2;
1015 if (!a->name || !b->name) {
1016 opkg_msg(ERROR, "Internal error: a->name=%p, b->name=%p.\n",
1021 namecmp = strcmp(a->name, b->name);
1024 vercmp = pkg_compare_versions(a, b);
1027 if (!a->arch_priority || !b->arch_priority) {
1029 "Internal error: a->arch_priority=%i b->arch_priority=%i.\n",
1030 a->arch_priority, b->arch_priority);
1033 if (a->arch_priority > b->arch_priority)
1035 if (a->arch_priority < b->arch_priority)
1040 int abstract_pkg_name_compare(const void *p1, const void *p2)
1042 const abstract_pkg_t *a = *(const abstract_pkg_t **)p1;
1043 const abstract_pkg_t *b = *(const abstract_pkg_t **)p2;
1044 if (!a->name || !b->name) {
1045 opkg_msg(ERROR, "Internal error: a->name=%p b->name=%p.\n",
1049 return strcmp(a->name, b->name);
1052 char *pkg_version_str_alloc(pkg_t * pkg)
1055 char *version, *revptr;
1056 unsigned int epoch = (unsigned int) pkg_get_int(pkg, PKG_EPOCH);
1058 revptr = pkg_get_ptr(pkg, PKG_REVISION);
1059 verstr = pkg_get_string(pkg, PKG_VERSION);
1063 sprintf_alloc(&version, "%d:%s-%s",
1064 epoch, verstr, revptr);
1066 sprintf_alloc(&version, "%d:%s",
1070 sprintf_alloc(&version, "%s-%s",
1073 version = xstrdup(verstr);
1080 * XXX: this should be broken into two functions
1082 str_list_t *pkg_get_installed_files(pkg_t * pkg)
1085 char *list_file_name = NULL;
1086 FILE *list_file = NULL;
1088 char *installed_file_name;
1089 unsigned int rootdirlen = 0;
1090 int list_from_package;
1091 const char *local_filename;
1093 pkg->installed_files_ref_cnt++;
1095 if (pkg->installed_files) {
1096 return pkg->installed_files;
1099 pkg->installed_files = str_list_alloc();
1102 * For installed packages, look at the package.list file in the database.
1103 * For uninstalled packages, get the file list directly from the package.
1105 if (pkg->state_status == SS_NOT_INSTALLED || pkg->dest == NULL)
1106 list_from_package = 1;
1108 list_from_package = 0;
1110 if (list_from_package) {
1111 local_filename = pkg_get_string(pkg, PKG_LOCAL_FILENAME);
1113 if (!local_filename) {
1114 return pkg->installed_files;
1116 /* XXX: CLEANUP: Maybe rewrite this to avoid using a temporary
1117 file. In other words, change deb_extract so that it can
1118 simply return the file list as a char *[] rather than
1119 insisting on writing it to a FILE * as it does now. */
1120 sprintf_alloc(&list_file_name, "%s/%s.list.XXXXXX",
1121 conf->tmp_dir, pkg->name);
1122 fd = mkstemp(list_file_name);
1124 opkg_perror(ERROR, "Failed to make temp file %s.",
1126 free(list_file_name);
1127 return pkg->installed_files;
1129 list_file = fdopen(fd, "r+");
1130 if (list_file == NULL) {
1131 opkg_perror(ERROR, "Failed to fdopen temp file %s.",
1134 unlink(list_file_name);
1135 free(list_file_name);
1136 return pkg->installed_files;
1138 err = pkg_extract_data_file_names_to_stream(pkg, list_file);
1140 opkg_msg(ERROR, "Error extracting file list from %s.\n",
1143 unlink(list_file_name);
1144 free(list_file_name);
1145 str_list_deinit(pkg->installed_files);
1146 pkg->installed_files = NULL;
1151 sprintf_alloc(&list_file_name, "%s/%s.list",
1152 pkg->dest->info_dir, pkg->name);
1153 list_file = fopen(list_file_name, "r");
1154 if (list_file == NULL) {
1155 opkg_perror(ERROR, "Failed to open %s", list_file_name);
1156 free(list_file_name);
1157 return pkg->installed_files;
1159 free(list_file_name);
1162 if (conf->offline_root)
1163 rootdirlen = strlen(conf->offline_root);
1168 line = file_read_line_alloc(list_file);
1174 if (list_from_package) {
1175 if (*file_name == '.') {
1178 if (*file_name == '/') {
1181 sprintf_alloc(&installed_file_name, "%s%s",
1182 pkg->dest->root_dir, file_name);
1184 if (conf->offline_root &&
1185 strncmp(conf->offline_root, file_name,
1187 sprintf_alloc(&installed_file_name, "%s%s",
1188 conf->offline_root, file_name);
1190 // already contains root_dir as header -> ABSOLUTE
1191 sprintf_alloc(&installed_file_name, "%s",
1195 str_list_append(pkg->installed_files, installed_file_name);
1196 free(installed_file_name);
1202 if (list_from_package) {
1203 unlink(list_file_name);
1204 free(list_file_name);
1207 return pkg->installed_files;
1210 /* XXX: CLEANUP: This function and it's counterpart,
1211 (pkg_get_installed_files), do not match our init/deinit naming
1212 convention. Nor the alloc/free convention. But, then again, neither
1213 of these conventions currrently fit the way these two functions
1215 void pkg_free_installed_files(pkg_t * pkg)
1217 pkg->installed_files_ref_cnt--;
1219 if (pkg->installed_files_ref_cnt > 0)
1222 if (pkg->installed_files) {
1223 str_list_purge(pkg->installed_files);
1226 pkg->installed_files = NULL;
1229 void pkg_remove_installed_files_list(pkg_t * pkg)
1231 char *list_file_name;
1233 sprintf_alloc(&list_file_name, "%s/%s.list",
1234 pkg->dest->info_dir, pkg->name);
1236 if (!conf->noaction)
1237 (void)unlink(list_file_name);
1239 free(list_file_name);
1242 conffile_t *pkg_get_conffile(pkg_t * pkg, const char *file_name)
1244 conffile_list_elt_t *iter;
1245 conffile_t *conffile;
1251 for (iter = nv_pair_list_first(&pkg->conffiles); iter;
1252 iter = nv_pair_list_next(&pkg->conffiles, iter)) {
1253 conffile = (conffile_t *) iter->data;
1255 if (strcmp(conffile->name, file_name) == 0) {
1263 int pkg_run_script(pkg_t * pkg, const char *script, const char *args)
1272 /* XXX: FEATURE: When conf->offline_root is set, we should run the
1273 maintainer script within a chroot environment. */
1274 if (conf->offline_root && !conf->force_postinstall) {
1275 opkg_msg(INFO, "Offline root mode: not running %s.%s.\n",
1280 /* Installed packages have scripts in pkg->dest->info_dir, uninstalled packages
1281 have scripts in pkg->tmp_unpack_dir. */
1282 if (pkg->state_status == SS_INSTALLED
1283 || pkg->state_status == SS_UNPACKED) {
1284 if (pkg->dest == NULL) {
1285 opkg_msg(ERROR, "Internal error: %s has a NULL dest.\n",
1289 sprintf_alloc(&path, "%s/%s.%s", pkg->dest->info_dir, pkg->name,
1292 if (pkg->tmp_unpack_dir == NULL) {
1294 "Internal error: %s has a NULL tmp_unpack_dir.\n",
1298 sprintf_alloc(&path, "%s/%s", pkg->tmp_unpack_dir, script);
1301 opkg_msg(INFO, "Running script %s.\n", path);
1304 pkg->dest ? pkg->dest->root_dir : conf->default_dest->root_dir,
1307 if (pkg->is_upgrade)
1308 setenv("PKG_UPGRADE", "1", 1);
1310 setenv("PKG_UPGRADE", "0", 1);
1312 if (!file_exists(path)) {
1317 sprintf_alloc(&cmd, "%s %s", path, args);
1320 const char *argv[] = { "sh", "-c", cmd, NULL };
1321 err = xsystem(argv);
1327 "package \"%s\" %s script returned status %d.\n",
1328 pkg->name, script, err);
1335 int pkg_arch_supported(pkg_t * pkg)
1337 nv_pair_list_elt_t *l;
1338 char *architecture = pkg_get_string(pkg, PKG_ARCHITECTURE);
1343 list_for_each_entry(l, &conf->arch_list.head, node) {
1344 nv_pair_t *nv = (nv_pair_t *) l->data;
1345 if (strcmp(nv->name, architecture) == 0) {
1347 "Arch %s (priority %s) supported for pkg %s.\n",
1348 nv->name, nv->value, pkg->name);
1353 opkg_msg(DEBUG, "Arch %s unsupported for pkg %s.\n",
1354 architecture, pkg->name);
1358 void pkg_info_preinstall_check(void)
1361 pkg_vec_t *installed_pkgs = pkg_vec_alloc();
1363 /* update the file owner data structure */
1364 opkg_msg(INFO, "Updating file owner list.\n");
1365 pkg_hash_fetch_all_installed(installed_pkgs);
1366 for (i = 0; i < installed_pkgs->len; i++) {
1367 pkg_t *pkg = installed_pkgs->pkgs[i];
1368 str_list_t *installed_files = pkg_get_installed_files(pkg); /* this causes installed_files to be cached */
1369 str_list_elt_t *iter, *niter;
1370 if (installed_files == NULL) {
1371 opkg_msg(ERROR, "Failed to determine installed "
1372 "files for pkg %s.\n", pkg->name);
1375 for (iter = str_list_first(installed_files), niter =
1376 str_list_next(installed_files, iter); iter;
1377 iter = niter, niter =
1378 str_list_next(installed_files, iter)) {
1379 char *installed_file = (char *)iter->data;
1380 file_hash_set_file_owner(installed_file, pkg);
1382 pkg_free_installed_files(pkg);
1384 pkg_vec_free(installed_pkgs);
1387 struct pkg_write_filelist_data {
1393 pkg_write_filelist_helper(const char *key, void *entry_, void *data_)
1395 struct pkg_write_filelist_data *data = data_;
1396 pkg_t *entry = entry_;
1397 if (entry == data->pkg) {
1398 fprintf(data->stream, "%s\n", key);
1402 int pkg_write_filelist(pkg_t * pkg)
1404 struct pkg_write_filelist_data data;
1405 char *list_file_name;
1407 sprintf_alloc(&list_file_name, "%s/%s.list",
1408 pkg->dest->info_dir, pkg->name);
1410 opkg_msg(INFO, "Creating %s file for pkg %s.\n",
1411 list_file_name, pkg->name);
1413 data.stream = fopen(list_file_name, "w");
1415 opkg_perror(ERROR, "Failed to open %s", list_file_name);
1416 free(list_file_name);
1421 hash_table_foreach(&conf->file_hash, pkg_write_filelist_helper, &data);
1422 fclose(data.stream);
1423 free(list_file_name);
1425 pkg->state_flag &= ~SF_FILELIST_CHANGED;
1430 int pkg_write_changed_filelists(void)
1432 pkg_vec_t *installed_pkgs = pkg_vec_alloc();
1433 int i, err, ret = 0;
1438 opkg_msg(INFO, "Saving changed filelists.\n");
1440 pkg_hash_fetch_all_installed(installed_pkgs);
1441 for (i = 0; i < installed_pkgs->len; i++) {
1442 pkg_t *pkg = installed_pkgs->pkgs[i];
1443 if (pkg->state_flag & SF_FILELIST_CHANGED) {
1444 err = pkg_write_filelist(pkg);
1450 pkg_vec_free(installed_pkgs);