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Commit | Line | Data |
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7d658874 | 1 | /* |
50985c20 | 2 | * This file is part of the libsigrok project. |
7d658874 | 3 | * |
13d8e03c | 4 | * Copyright (C) 2013 Bert Vermeulen <bert@biot.com> |
7d658874 BV |
5 | * |
6 | * This program is free software: you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation, either version 3 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
20 | #include <string.h> | |
21 | #include <stdlib.h> | |
22 | #include <unistd.h> | |
23 | #include <zip.h> | |
5f9c4c8a BV |
24 | #include <sys/types.h> |
25 | #include <sys/stat.h> | |
26 | #include <errno.h> | |
7d658874 | 27 | #include <glib.h> |
3bbd9849 | 28 | #include <glib/gstdio.h> |
c1aae900 | 29 | #include <libsigrok/libsigrok.h> |
45c59c8b | 30 | #include "libsigrok-internal.h" |
7d658874 | 31 | |
2ad1deb8 | 32 | /** @cond PRIVATE */ |
3544f848 | 33 | #define LOG_PREFIX "session-file" |
2ad1deb8 | 34 | /** @endcond */ |
a885ce3e | 35 | |
393fb9cb UH |
36 | /** |
37 | * @file | |
38 | * | |
39 | * Loading and saving libsigrok session files. | |
40 | */ | |
41 | ||
7b870c38 | 42 | /** |
777e2035 | 43 | * @addtogroup grp_session |
7b870c38 UH |
44 | * |
45 | * @{ | |
46 | */ | |
47 | ||
c09f0b57 | 48 | extern SR_PRIV struct sr_dev_driver session_driver; |
c6805a02 SA |
49 | static int session_driver_initialized = 0; |
50 | ||
72a08bcc | 51 | /** @private */ |
f438e0c9 | 52 | SR_PRIV int sr_sessionfile_check(const char *filename) |
7d658874 | 53 | { |
5f9c4c8a | 54 | struct stat st; |
7d658874 BV |
55 | struct zip *archive; |
56 | struct zip_file *zf; | |
57 | struct zip_stat zs; | |
f438e0c9 BV |
58 | int version, ret; |
59 | char s[11]; | |
7d658874 | 60 | |
f438e0c9 | 61 | if (!filename) |
9f45fb3a | 62 | return SR_ERR_ARG; |
9f45fb3a | 63 | |
5f9c4c8a | 64 | if (stat(filename, &st) == -1) { |
7237e912 | 65 | sr_err("Couldn't stat %s: %s", filename, g_strerror(errno)); |
5f9c4c8a BV |
66 | return SR_ERR; |
67 | } | |
68 | ||
f438e0c9 BV |
69 | if (!(archive = zip_open(filename, 0, &ret))) |
70 | /* No logging: this can be used just to check if it's | |
71 | * a sigrok session file or not. */ | |
7d658874 | 72 | return SR_ERR; |
7d658874 BV |
73 | |
74 | /* check "version" */ | |
75 | if (!(zf = zip_fopen(archive, "version", 0))) { | |
f438e0c9 | 76 | sr_dbg("Not a sigrok session file: no version found."); |
7d658874 BV |
77 | return SR_ERR; |
78 | } | |
f438e0c9 | 79 | if ((ret = zip_fread(zf, s, 10)) == -1) |
7d658874 | 80 | return SR_ERR; |
7d658874 | 81 | zip_fclose(zf); |
c1864d55 BV |
82 | s[ret] = 0; |
83 | version = strtoull(s, NULL, 10); | |
3a841040 | 84 | if (version > 2) { |
f438e0c9 | 85 | sr_dbg("Cannot handle sigrok session file version %d.", version); |
c1864d55 BV |
86 | return SR_ERR; |
87 | } | |
3a841040 | 88 | sr_spew("Detected sigrok session file version %d.", version); |
7d658874 BV |
89 | |
90 | /* read "metadata" */ | |
91 | if (zip_stat(archive, "metadata", 0, &zs) == -1) { | |
a885ce3e | 92 | sr_dbg("Not a valid sigrok session file."); |
7d658874 BV |
93 | return SR_ERR; |
94 | } | |
b53738ba | 95 | |
aba57f35 ML |
96 | if ((ret = zip_close(archive)) == -1) { |
97 | sr_dbg("error closing zipfile: %s", zip_strerror(archive)); | |
98 | return SR_ERR; | |
99 | } | |
100 | ||
f438e0c9 BV |
101 | return SR_OK; |
102 | } | |
103 | ||
104 | /** | |
105 | * Load the session from the specified filename. | |
106 | * | |
61e6e2da | 107 | * @param ctx The context in which to load the session. |
d386a52f BV |
108 | * @param filename The name of the session file to load. |
109 | * @param session The session to load the file into. | |
f438e0c9 | 110 | * |
d386a52f BV |
111 | * @retval SR_OK Success |
112 | * @retval SR_ERR_MALLOC Memory allocation error | |
113 | * @retval SR_ERR_DATA Malformed session file | |
114 | * @retval SR_ERR This is not a session file | |
f438e0c9 | 115 | */ |
61e6e2da ML |
116 | SR_API int sr_session_load(struct sr_context *ctx, const char *filename, |
117 | struct sr_session **session) | |
f438e0c9 BV |
118 | { |
119 | GKeyFile *kf; | |
120 | GPtrArray *capturefiles; | |
121 | struct zip *archive; | |
122 | struct zip_file *zf; | |
123 | struct zip_stat zs; | |
124 | struct sr_dev_inst *sdi; | |
6f1346fb | 125 | struct sr_channel *ch; |
c6805a02 | 126 | int ret, i, j; |
a160a0c3 | 127 | uint64_t tmp_u64, total_channels, p; |
f438e0c9 | 128 | char **sections, **keys, *metafile, *val; |
3f239f08 | 129 | char channelname[SR_MAX_CHANNELNAME_LEN + 1]; |
f438e0c9 BV |
130 | |
131 | if ((ret = sr_sessionfile_check(filename)) != SR_OK) | |
132 | return ret; | |
133 | ||
134 | if (!(archive = zip_open(filename, 0, &ret))) | |
135 | return SR_ERR; | |
136 | ||
137 | if (zip_stat(archive, "metadata", 0, &zs) == -1) | |
138 | return SR_ERR; | |
139 | ||
b53738ba | 140 | if (!(metafile = g_try_malloc(zs.size))) { |
a885ce3e | 141 | sr_err("%s: metafile malloc failed", __func__); |
b53738ba UH |
142 | return SR_ERR_MALLOC; |
143 | } | |
144 | ||
7d658874 BV |
145 | zf = zip_fopen_index(archive, zs.index, 0); |
146 | zip_fread(zf, metafile, zs.size); | |
147 | zip_fclose(zf); | |
148 | ||
149 | kf = g_key_file_new(); | |
150 | if (!g_key_file_load_from_data(kf, metafile, zs.size, 0, NULL)) { | |
a885ce3e | 151 | sr_dbg("Failed to parse metadata."); |
7d658874 BV |
152 | return SR_ERR; |
153 | } | |
154 | ||
61e6e2da | 155 | if ((ret = sr_session_new(ctx, session)) != SR_OK) |
0812c40e | 156 | return ret; |
7d658874 | 157 | |
d386a52f | 158 | ret = SR_OK; |
7d658874 BV |
159 | capturefiles = g_ptr_array_new_with_free_func(g_free); |
160 | sections = g_key_file_get_groups(kf, NULL); | |
d386a52f | 161 | for (i = 0; sections[i] && ret == SR_OK; i++) { |
7d658874 BV |
162 | if (!strcmp(sections[i], "global")) |
163 | /* nothing really interesting in here yet */ | |
164 | continue; | |
165 | if (!strncmp(sections[i], "device ", 7)) { | |
166 | /* device section */ | |
4d684427 | 167 | sdi = NULL; |
7d658874 BV |
168 | keys = g_key_file_get_keys(kf, sections[i], NULL, NULL); |
169 | for (j = 0; keys[j]; j++) { | |
170 | val = g_key_file_get_string(kf, sections[i], keys[j], NULL); | |
171 | if (!strcmp(keys[j], "capturefile")) { | |
aac29cc1 | 172 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
4d684427 | 173 | sdi->driver = &session_driver; |
0af636be | 174 | sdi->status = SR_ST_ACTIVE; |
c6805a02 | 175 | if (!session_driver_initialized) { |
c09f0b57 | 176 | /* first device, init the driver */ |
c6805a02 | 177 | session_driver_initialized = 1; |
4f840ce9 | 178 | sdi->driver->init(sdi->driver, NULL); |
c6805a02 | 179 | } |
bd7bfe8c | 180 | sr_dev_open(sdi); |
0812c40e | 181 | sr_session_dev_add(*session, sdi); |
1de3cced ML |
182 | (*session)->owned_devs = g_slist_append( |
183 | (*session)->owned_devs, sdi); | |
c72981ac UH |
184 | sdi->driver->config_set(SR_CONF_SESSIONFILE, |
185 | g_variant_new_string(filename), sdi, NULL); | |
186 | sdi->driver->config_set(SR_CONF_CAPTUREFILE, | |
187 | g_variant_new_string(val), sdi, NULL); | |
7d658874 BV |
188 | g_ptr_array_add(capturefiles, val); |
189 | } else if (!strcmp(keys[j], "samplerate")) { | |
d386a52f BV |
190 | if (!sdi) { |
191 | ret = SR_ERR_DATA; | |
192 | break; | |
193 | } | |
f64c1414 | 194 | sr_parse_sizestring(val, &tmp_u64); |
c72981ac UH |
195 | sdi->driver->config_set(SR_CONF_SAMPLERATE, |
196 | g_variant_new_uint64(tmp_u64), sdi, NULL); | |
7d658874 | 197 | } else if (!strcmp(keys[j], "unitsize")) { |
d386a52f BV |
198 | if (!sdi) { |
199 | ret = SR_ERR_DATA; | |
200 | break; | |
201 | } | |
7d658874 | 202 | tmp_u64 = strtoull(val, NULL, 10); |
c72981ac UH |
203 | sdi->driver->config_set(SR_CONF_CAPTURE_UNITSIZE, |
204 | g_variant_new_uint64(tmp_u64), sdi, NULL); | |
7d658874 | 205 | } else if (!strcmp(keys[j], "total probes")) { |
d386a52f BV |
206 | if (!sdi) { |
207 | ret = SR_ERR_DATA; | |
208 | break; | |
209 | } | |
ba7dd8bb | 210 | total_channels = strtoull(val, NULL, 10); |
c72981ac UH |
211 | sdi->driver->config_set(SR_CONF_NUM_LOGIC_CHANNELS, |
212 | g_variant_new_uint64(total_channels), sdi, NULL); | |
ba7dd8bb | 213 | for (p = 0; p < total_channels; p++) { |
3f239f08 | 214 | snprintf(channelname, SR_MAX_CHANNELNAME_LEN, "%" PRIu64, p); |
5e23fcab | 215 | sr_channel_new(sdi, p, SR_CHANNEL_LOGIC, FALSE, |
c368e6f3 | 216 | channelname); |
464d12c7 | 217 | } |
7d658874 | 218 | } else if (!strncmp(keys[j], "probe", 5)) { |
d386a52f BV |
219 | if (!sdi) { |
220 | ret = SR_ERR_DATA; | |
221 | break; | |
222 | } | |
6f1346fb ML |
223 | tmp_u64 = strtoul(keys[j]+5, NULL, 10) - 1; |
224 | ch = g_slist_nth_data(sdi->channels, tmp_u64); | |
fb381e4d | 225 | /* sr_session_save() */ |
6f1346fb ML |
226 | sr_dev_channel_name_set(ch, val); |
227 | sr_dev_channel_enable(ch, TRUE); | |
7d658874 BV |
228 | } |
229 | } | |
230 | g_strfreev(keys); | |
7d658874 BV |
231 | } |
232 | } | |
233 | g_strfreev(sections); | |
234 | g_key_file_free(kf); | |
235 | ||
d386a52f | 236 | return ret; |
7d658874 BV |
237 | } |
238 | ||
9f45fb3a | 239 | /** |
0812c40e | 240 | * Save a session to the specified file. |
9f45fb3a | 241 | * |
7efe889e | 242 | * @param session The session to save to the specified file. Must not be NULL. |
0812c40e | 243 | * @param filename The name of the filename to save the session as. |
9f45fb3a | 244 | * Must not be NULL. |
056be071 | 245 | * @param sdi The device instance from which the data was captured. |
18bc2704 BV |
246 | * @param buf The data to be saved. |
247 | * @param unitsize The number of bytes per sample. | |
248 | * @param units The number of samples. | |
9f45fb3a | 249 | * |
a769b9f3 BV |
250 | * @retval SR_OK Success |
251 | * @retval SR_ERR_ARG Invalid arguments | |
252 | * @retval SR_ERR Other errors | |
47117241 UH |
253 | * |
254 | * @since 0.2.0 | |
9f45fb3a | 255 | */ |
0812c40e ML |
256 | SR_API int sr_session_save(struct sr_session *session, const char *filename, |
257 | const struct sr_dev_inst *sdi, unsigned char *buf, int unitsize, | |
258 | int units) | |
7d658874 | 259 | { |
ba7dd8bb | 260 | struct sr_channel *ch; |
18bc2704 | 261 | GSList *l; |
003595ac | 262 | GVariant *gvar; |
a769b9f3 BV |
263 | uint64_t samplerate; |
264 | int cnt, ret; | |
ba7dd8bb | 265 | char **channel_names; |
a769b9f3 BV |
266 | |
267 | samplerate = 0; | |
268 | if (sr_dev_has_option(sdi, SR_CONF_SAMPLERATE)) { | |
269 | if (sr_config_get(sdi->driver, sdi, NULL, | |
270 | SR_CONF_SAMPLERATE, &gvar) == SR_OK) { | |
271 | samplerate = g_variant_get_uint64(gvar); | |
272 | g_variant_unref(gvar); | |
273 | } | |
274 | } | |
275 | ||
ba7dd8bb | 276 | channel_names = g_malloc0(sizeof(char *) * (g_slist_length(sdi->channels) + 1)); |
a769b9f3 | 277 | cnt = 0; |
ba7dd8bb UH |
278 | for (l = sdi->channels; l; l = l->next) { |
279 | ch = l->data; | |
3f239f08 | 280 | if (ch->type != SR_CHANNEL_LOGIC) |
eca2f852 | 281 | continue; |
ba7dd8bb | 282 | if (ch->enabled != TRUE) |
eca2f852 | 283 | continue; |
ba7dd8bb | 284 | if (!ch->name) |
eca2f852 BV |
285 | continue; |
286 | /* Just borrowing the ptr. */ | |
ba7dd8bb | 287 | channel_names[cnt++] = ch->name; |
a769b9f3 BV |
288 | } |
289 | ||
0812c40e ML |
290 | if ((ret = sr_session_save_init(session, filename, samplerate, |
291 | channel_names)) != SR_OK) | |
a769b9f3 BV |
292 | return ret; |
293 | ||
0812c40e | 294 | ret = sr_session_append(session, filename, buf, unitsize, units); |
a769b9f3 BV |
295 | |
296 | return ret; | |
297 | } | |
298 | ||
299 | /** | |
300 | * Initialize a saved session file. | |
301 | * | |
7efe889e | 302 | * @param session The session to use. Must not be NULL. |
0812c40e | 303 | * @param filename The name of the filename to save the session as. |
a769b9f3 BV |
304 | * Must not be NULL. |
305 | * @param samplerate The samplerate to store for this session. | |
ba7dd8bb UH |
306 | * @param channels A NULL-terminated array of strings containing the names |
307 | * of all the channels active in this session. | |
a769b9f3 BV |
308 | * |
309 | * @retval SR_OK Success | |
310 | * @retval SR_ERR_ARG Invalid arguments | |
311 | * @retval SR_ERR Other errors | |
47117241 UH |
312 | * |
313 | * @since 0.3.0 | |
a769b9f3 | 314 | */ |
0812c40e ML |
315 | SR_API int sr_session_save_init(struct sr_session *session, |
316 | const char *filename, uint64_t samplerate, char **channels) | |
a769b9f3 | 317 | { |
7d658874 | 318 | FILE *meta; |
7d658874 | 319 | struct zip *zipfile; |
a769b9f3 BV |
320 | struct zip_source *versrc, *metasrc; |
321 | int tmpfile, cnt, ret, i; | |
322 | char version[1], metafile[32], *s; | |
7d658874 | 323 | |
f4d2042d | 324 | (void)session; |
0812c40e | 325 | |
9f45fb3a | 326 | if (!filename) { |
a885ce3e | 327 | sr_err("%s: filename was NULL", __func__); |
9f45fb3a UH |
328 | return SR_ERR_ARG; |
329 | } | |
330 | ||
7d658874 | 331 | /* Quietly delete it first, libzip wants replace ops otherwise. */ |
4a1b18f8 | 332 | unlink(filename); |
ebc34738 | 333 | if (!(zipfile = zip_open(filename, ZIP_CREATE, &ret))) |
7d658874 | 334 | return SR_ERR; |
7d658874 BV |
335 | |
336 | /* "version" */ | |
3a841040 | 337 | version[0] = '2'; |
7d658874 BV |
338 | if (!(versrc = zip_source_buffer(zipfile, version, 1, 0))) |
339 | return SR_ERR; | |
340 | if (zip_add(zipfile, "version", versrc) == -1) { | |
a885ce3e | 341 | sr_info("error saving version into zipfile: %s", |
b08024a8 | 342 | zip_strerror(zipfile)); |
7d658874 BV |
343 | return SR_ERR; |
344 | } | |
345 | ||
346 | /* init "metadata" */ | |
347 | strcpy(metafile, "sigrok-meta-XXXXXX"); | |
348 | if ((tmpfile = g_mkstemp(metafile)) == -1) | |
349 | return SR_ERR; | |
350 | close(tmpfile); | |
868d8cef | 351 | meta = g_fopen(metafile, "wb"); |
7d658874 | 352 | fprintf(meta, "[global]\n"); |
b9eb8e1a | 353 | fprintf(meta, "sigrok version = %s\n", SR_PACKAGE_VERSION_STRING); |
7d658874 | 354 | |
056be071 BV |
355 | /* metadata */ |
356 | fprintf(meta, "[device 1]\n"); | |
7d658874 | 357 | |
056be071 BV |
358 | /* metadata */ |
359 | fprintf(meta, "capturefile = logic-1\n"); | |
a769b9f3 | 360 | cnt = 0; |
ba7dd8bb | 361 | for (i = 0; channels[i]; i++) |
a769b9f3 BV |
362 | cnt++; |
363 | fprintf(meta, "total probes = %d\n", cnt); | |
364 | s = sr_samplerate_string(samplerate); | |
365 | fprintf(meta, "samplerate = %s\n", s); | |
366 | g_free(s); | |
367 | ||
ba7dd8bb UH |
368 | for (i = 0; channels[i]; i++) |
369 | fprintf(meta, "probe%d = %s\n", i + 1, channels[i]); | |
7d658874 | 370 | |
7d658874 BV |
371 | fclose(meta); |
372 | ||
d2cd06e7 BV |
373 | if (!(metasrc = zip_source_file(zipfile, metafile, 0, -1))) { |
374 | unlink(metafile); | |
7d658874 | 375 | return SR_ERR; |
d2cd06e7 BV |
376 | } |
377 | if (zip_add(zipfile, "metadata", metasrc) == -1) { | |
378 | unlink(metafile); | |
7d658874 | 379 | return SR_ERR; |
d2cd06e7 | 380 | } |
7d658874 BV |
381 | |
382 | if ((ret = zip_close(zipfile)) == -1) { | |
a885ce3e | 383 | sr_info("error saving zipfile: %s", zip_strerror(zipfile)); |
d2cd06e7 | 384 | unlink(metafile); |
7d658874 BV |
385 | return SR_ERR; |
386 | } | |
387 | ||
388 | unlink(metafile); | |
389 | ||
390 | return SR_OK; | |
391 | } | |
7b870c38 | 392 | |
f438e0c9 BV |
393 | /** |
394 | * Append data to an existing session file. | |
395 | * | |
a769b9f3 BV |
396 | * The session file must have been created with sr_session_save_init() |
397 | * or sr_session_save() beforehand. | |
398 | * | |
7efe889e | 399 | * @param session The session to use. Must not be NULL. |
f438e0c9 BV |
400 | * @param filename The name of the filename to append to. Must not be NULL. |
401 | * @param buf The data to be appended. | |
402 | * @param unitsize The number of bytes per sample. | |
403 | * @param units The number of samples. | |
404 | * | |
a769b9f3 BV |
405 | * @retval SR_OK Success |
406 | * @retval SR_ERR_ARG Invalid arguments | |
407 | * @retval SR_ERR Other errors | |
47117241 UH |
408 | * |
409 | * @since 0.3.0 | |
f438e0c9 | 410 | */ |
0812c40e ML |
411 | SR_API int sr_session_append(struct sr_session *session, const char *filename, |
412 | unsigned char *buf, int unitsize, int units) | |
f438e0c9 BV |
413 | { |
414 | struct zip *archive; | |
415 | struct zip_source *logicsrc; | |
416 | zip_int64_t num_files; | |
a769b9f3 BV |
417 | struct zip_file *zf; |
418 | struct zip_stat zs; | |
419 | struct zip_source *metasrc; | |
420 | GKeyFile *kf; | |
421 | GError *error; | |
422 | gsize len; | |
423 | int chunk_num, next_chunk_num, tmpfile, ret, i; | |
f438e0c9 | 424 | const char *entry_name; |
a769b9f3 | 425 | char *metafile, tmpname[32], chunkname[16]; |
f438e0c9 | 426 | |
f4d2042d | 427 | (void)session; |
0812c40e | 428 | |
f438e0c9 BV |
429 | if ((ret = sr_sessionfile_check(filename)) != SR_OK) |
430 | return ret; | |
431 | ||
432 | if (!(archive = zip_open(filename, 0, &ret))) | |
433 | return SR_ERR; | |
434 | ||
a769b9f3 BV |
435 | if (zip_stat(archive, "metadata", 0, &zs) == -1) |
436 | return SR_ERR; | |
437 | ||
438 | metafile = g_malloc(zs.size); | |
439 | zf = zip_fopen_index(archive, zs.index, 0); | |
440 | zip_fread(zf, metafile, zs.size); | |
441 | zip_fclose(zf); | |
442 | ||
443 | /* | |
444 | * If the file was only initialized but doesn't yet have any | |
445 | * data it in, it won't have a unitsize field in metadata yet. | |
446 | */ | |
447 | error = NULL; | |
448 | kf = g_key_file_new(); | |
449 | if (!g_key_file_load_from_data(kf, metafile, zs.size, 0, &error)) { | |
450 | sr_err("Failed to parse metadata: %s.", error->message); | |
451 | return SR_ERR; | |
452 | } | |
453 | g_free(metafile); | |
d2cd06e7 | 454 | tmpname[0] = '\0'; |
a769b9f3 BV |
455 | if (!g_key_file_has_key(kf, "device 1", "unitsize", &error)) { |
456 | if (error && error->code != G_KEY_FILE_ERROR_KEY_NOT_FOUND) { | |
457 | sr_err("Failed to check unitsize key: %s", error ? error->message : "?"); | |
458 | return SR_ERR; | |
459 | } | |
460 | /* Add unitsize field. */ | |
461 | g_key_file_set_integer(kf, "device 1", "unitsize", unitsize); | |
462 | metafile = g_key_file_to_data(kf, &len, &error); | |
463 | strcpy(tmpname, "sigrok-meta-XXXXXX"); | |
464 | if ((tmpfile = g_mkstemp(tmpname)) == -1) | |
465 | return SR_ERR; | |
466 | if (write(tmpfile, metafile, len) < 0) { | |
7237e912 | 467 | sr_dbg("Failed to create new metadata: %s", g_strerror(errno)); |
d2cd06e7 BV |
468 | g_free(metafile); |
469 | unlink(tmpname); | |
a769b9f3 BV |
470 | return SR_ERR; |
471 | } | |
472 | close(tmpfile); | |
473 | if (!(metasrc = zip_source_file(archive, tmpname, 0, -1))) { | |
a769b9f3 | 474 | sr_err("Failed to create zip source for metadata."); |
d2cd06e7 BV |
475 | g_free(metafile); |
476 | unlink(tmpname); | |
a769b9f3 BV |
477 | return SR_ERR; |
478 | } | |
479 | if (zip_replace(archive, zs.index, metasrc) == -1) { | |
480 | sr_err("Failed to replace metadata file."); | |
d2cd06e7 BV |
481 | g_free(metafile); |
482 | unlink(tmpname); | |
a769b9f3 BV |
483 | return SR_ERR; |
484 | } | |
485 | g_free(metafile); | |
486 | } | |
487 | g_key_file_free(kf); | |
488 | ||
f438e0c9 BV |
489 | next_chunk_num = 1; |
490 | num_files = zip_get_num_entries(archive, 0); | |
491 | for (i = 0; i < num_files; i++) { | |
492 | entry_name = zip_get_name(archive, i, 0); | |
493 | if (strncmp(entry_name, "logic-1", 7)) | |
494 | continue; | |
495 | if (strlen(entry_name) == 7) { | |
496 | /* This file has no extra chunks, just a single "logic-1". | |
497 | * Rename it to "logic-1-1" * and continue with chunk 2. */ | |
498 | if (zip_rename(archive, i, "logic-1-1") == -1) { | |
499 | sr_err("Failed to rename 'logic-1' to 'logic-1-1'."); | |
d2cd06e7 | 500 | unlink(tmpname); |
f438e0c9 BV |
501 | return SR_ERR; |
502 | } | |
503 | next_chunk_num = 2; | |
504 | break; | |
505 | } else if (strlen(entry_name) > 8 && entry_name[7] == '-') { | |
506 | chunk_num = strtoull(entry_name + 8, NULL, 10); | |
507 | if (chunk_num >= next_chunk_num) | |
508 | next_chunk_num = chunk_num + 1; | |
509 | } | |
510 | } | |
511 | snprintf(chunkname, 15, "logic-1-%d", next_chunk_num); | |
d2cd06e7 BV |
512 | if (!(logicsrc = zip_source_buffer(archive, buf, units * unitsize, FALSE))) { |
513 | unlink(tmpname); | |
f438e0c9 | 514 | return SR_ERR; |
d2cd06e7 BV |
515 | } |
516 | if (zip_add(archive, chunkname, logicsrc) == -1) { | |
517 | unlink(tmpname); | |
f438e0c9 | 518 | return SR_ERR; |
d2cd06e7 | 519 | } |
f438e0c9 BV |
520 | if ((ret = zip_close(archive)) == -1) { |
521 | sr_info("error saving session file: %s", zip_strerror(archive)); | |
d2cd06e7 | 522 | unlink(tmpname); |
f438e0c9 BV |
523 | return SR_ERR; |
524 | } | |
d2cd06e7 | 525 | unlink(tmpname); |
f438e0c9 BV |
526 | |
527 | return SR_OK; | |
528 | } | |
529 | ||
7b870c38 | 530 | /** @} */ |