5337f349841b5c11a047af8c1babbec45d541cf9
1 /* pkg_parse.c - the opkg package management system
3 Copyright (C) 2009 Ubiq Technologies <graham.gower@gmail.com>
6 Copyright (C) 2002 Compaq Computer Corporation
8 This program is free software; you can redistribute it and/or
9 modify it under the terms of the GNU General Public License as
10 published by the Free Software Foundation; either version 2, or (at
11 your option) any later version.
13 This program is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 General Public License for more details.
26 #include "opkg_utils.h"
27 #include "pkg_parse.h"
28 #include "libbb/libbb.h"
30 #include "parse_util.h"
33 parse_status(pkg_t
*pkg
, const char *sstr
)
35 char sw_str
[64], sf_str
[64], ss_str
[64];
37 if (sscanf(sstr
, "Status: %63s %63s %63s",
38 sw_str
, sf_str
, ss_str
) != 3) {
39 opkg_msg(ERROR
, "Failed to parse Status line for %s\n",
44 pkg
->state_want
= pkg_state_want_from_str(sw_str
);
45 pkg
->state_flag
= pkg_state_flag_from_str(sf_str
);
46 pkg
->state_status
= pkg_state_status_from_str(ss_str
);
50 parse_conffiles(pkg_t
*pkg
, const char *cstr
)
52 char file_name
[1024], md5sum
[35];
54 if (sscanf(cstr
, "%1023s %34s", file_name
, md5sum
) != 2) {
55 opkg_msg(ERROR
, "Failed to parse Conffiles line for %s\n",
60 conffile_list_append(&pkg
->conffiles
, file_name
, md5sum
);
64 parse_version(pkg_t
*pkg
, const char *vstr
)
68 if (strncmp(vstr
, "Version:", 8) == 0)
71 while (*vstr
&& isspace(*vstr
))
74 colon
= strchr(vstr
, ':');
77 pkg
->epoch
= strtoul(vstr
, NULL
, 10);
79 opkg_perror(ERROR
, "%s: invalid epoch", pkg
->name
);
86 pkg
->version
= xstrdup(vstr
);
87 pkg
->revision
= strrchr(pkg
->version
,'-');
90 *pkg
->revision
++ = '\0';
96 get_arch_priority(const char *arch
)
98 nv_pair_list_elt_t
*l
;
100 list_for_each_entry(l
, &conf
->arch_list
.head
, node
) {
101 nv_pair_t
*nv
= (nv_pair_t
*)l
->data
;
102 if (strcmp(nv
->name
, arch
) == 0)
103 return strtol(nv
->value
, NULL
, 0);
109 pkg_parse_line(void *ptr
, const char *line
, uint mask
)
111 pkg_t
*pkg
= (pkg_t
*) ptr
;
113 /* these flags are a bit hackish... */
114 static int reading_conffiles
= 0, reading_description
= 0;
117 /* Exclude globally masked fields. */
120 /* Flip the semantics of the mask. */
125 if ((mask
& PFM_ARCHITECTURE
) && is_field("Architecture", line
)) {
126 pkg
->architecture
= parse_simple("Architecture", line
);
127 pkg
->arch_priority
= get_arch_priority(pkg
->architecture
);
128 } else if ((mask
& PFM_AUTO_INSTALLED
) && is_field("Auto-Installed", line
)) {
129 char *tmp
= parse_simple("Auto-Installed", line
);
130 if (strcmp(tmp
, "yes") == 0)
131 pkg
->auto_installed
= 1;
137 if ((mask
& PFM_CONFFILES
) && is_field("Conffiles", line
)) {
138 reading_conffiles
= 1;
139 reading_description
= 0;
140 goto dont_reset_flags
;
142 else if ((mask
& PFM_CONFLICTS
) && is_field("Conflicts", line
))
143 pkg
->conflicts_str
= parse_list(line
, &pkg
->conflicts_count
, ',', 0);
147 if ((mask
& PFM_DESCRIPTION
) && is_field("Description", line
)) {
148 pkg
->description
= parse_simple("Description", line
);
149 reading_conffiles
= 0;
150 reading_description
= 1;
151 goto dont_reset_flags
;
152 } else if ((mask
& PFM_DEPENDS
) && is_field("Depends", line
))
153 pkg
->depends_str
= parse_list(line
, &pkg
->depends_count
, ',', 0);
157 if((mask
& PFM_ESSENTIAL
) && is_field("Essential", line
)) {
158 char *tmp
= parse_simple("Essential", line
);
159 if (strcmp(tmp
, "yes") == 0)
166 if((mask
& PFM_FILENAME
) && is_field("Filename", line
))
167 pkg
->filename
= parse_simple("Filename", line
);
171 if ((mask
& PFM_INSTALLED_SIZE
) && is_field("Installed-Size", line
)) {
172 char *tmp
= parse_simple("Installed-Size", line
);
173 pkg
->installed_size
= strtoul(tmp
, NULL
, 0);
175 } else if ((mask
& PFM_INSTALLED_TIME
) && is_field("Installed-Time", line
)) {
176 char *tmp
= parse_simple("Installed-Time", line
);
177 pkg
->installed_time
= strtoul(tmp
, NULL
, 0);
183 if ((mask
& PFM_MD5SUM
) && is_field("MD5sum:", line
))
184 pkg
->md5sum
= parse_simple("MD5sum", line
);
185 /* The old opkg wrote out status files with the wrong
186 * case for MD5sum, let's parse it either way */
187 else if ((mask
& PFM_MD5SUM
) && is_field("MD5Sum:", line
))
188 pkg
->md5sum
= parse_simple("MD5Sum", line
);
189 else if((mask
& PFM_MAINTAINER
) && is_field("Maintainer", line
))
190 pkg
->maintainer
= parse_simple("Maintainer", line
);
194 if ((mask
& PFM_PACKAGE
) && is_field("Package", line
))
195 pkg
->name
= parse_simple("Package", line
);
196 else if ((mask
& PFM_PRIORITY
) && is_field("Priority", line
))
197 pkg
->priority
= parse_simple("Priority", line
);
198 else if ((mask
& PFM_PROVIDES
) && is_field("Provides", line
))
199 pkg
->provides_str
= parse_list(line
, &pkg
->provides_count
, ',', 0);
200 else if ((mask
& PFM_PRE_DEPENDS
) && is_field("Pre-Depends", line
))
201 pkg
->pre_depends_str
= parse_list(line
, &pkg
->pre_depends_count
, ',', 0);
205 if ((mask
& PFM_RECOMMENDS
) && is_field("Recommends", line
))
206 pkg
->recommends_str
= parse_list(line
, &pkg
->recommends_count
, ',', 0);
207 else if ((mask
& PFM_REPLACES
) && is_field("Replaces", line
))
208 pkg
->replaces_str
= parse_list(line
, &pkg
->replaces_count
, ',', 0);
213 if ((mask
& PFM_SECTION
) && is_field("Section", line
))
214 pkg
->section
= parse_simple("Section", line
);
216 else if ((mask
& PFM_SHA256SUM
) && is_field("SHA256sum", line
))
217 pkg
->sha256sum
= parse_simple("SHA256sum", line
);
219 else if ((mask
& PFM_SIZE
) && is_field("Size", line
)) {
220 char *tmp
= parse_simple("Size", line
);
221 pkg
->size
= strtoul(tmp
, NULL
, 0);
223 } else if ((mask
& PFM_SOURCE
) && is_field("Source", line
))
224 pkg
->source
= parse_simple("Source", line
);
225 else if ((mask
& PFM_STATUS
) && is_field("Status", line
))
226 parse_status(pkg
, line
);
227 else if ((mask
& PFM_SUGGESTS
) && is_field("Suggests", line
))
228 pkg
->suggests_str
= parse_list(line
, &pkg
->suggests_count
, ',', 0);
232 if ((mask
& PFM_TAGS
) && is_field("Tags", line
))
233 pkg
->tags
= parse_simple("Tags", line
);
237 if ((mask
& PFM_VERSION
) && is_field("Version", line
))
238 parse_version(pkg
, line
);
242 if ((mask
& PFM_DESCRIPTION
) && reading_description
) {
244 pkg
->description
= xrealloc(pkg
->description
,
245 strlen(pkg
->description
)
246 + 1 + strlen(line
) + 1);
247 strcat(pkg
->description
, "\n");
249 pkg
->description
= xrealloc(pkg
->description
,
250 strlen(pkg
->description
)
253 strcat(pkg
->description
, (line
));
254 goto dont_reset_flags
;
255 } else if ((mask
& PFM_CONFFILES
) && reading_conffiles
) {
256 parse_conffiles(pkg
, line
);
257 goto dont_reset_flags
;
262 /* For package lists, signifies end of package. */
263 if(line_is_blank(line
)) {
269 reading_description
= 0;
270 reading_conffiles
= 0;
278 pkg_parse_from_stream(pkg_t
*pkg
, FILE *fp
, uint mask
)
282 const size_t len
= 4096;
285 ret
= parse_from_stream_nomalloc(pkg_parse_line
, pkg
, fp
, mask
, &buf
, len
);
288 if (pkg
->name
== NULL
) {
289 /* probably just a blank line */