blob: 20d613b204dd3915eb132f9ad0e93ba988d7d7cf [file] [log] [blame]
Radek Krejci0af5f5d2018-09-07 15:00:30 +02001/**
2 * @file context.c
3 * @author Radek Krejci <rkrejci@cesnet.cz>
Michal Vasko19a09022021-06-15 11:54:08 +02004 * @author Michal Vasko <mvasko@cesnet.cz>
Radek Krejci0af5f5d2018-09-07 15:00:30 +02005 * @brief Context implementations
6 *
Michal Vasko19a09022021-06-15 11:54:08 +02007 * Copyright (c) 2015 - 2021 CESNET, z.s.p.o.
Radek Krejci0af5f5d2018-09-07 15:00:30 +02008 *
9 * This source code is licensed under BSD 3-Clause License (the "License").
10 * You may not use this file except in compliance with the License.
11 * You may obtain a copy of the License at
12 *
13 * https://opensource.org/licenses/BSD-3-Clause
14 */
Christian Hopps32874e12021-05-01 09:43:54 -040015#define _GNU_SOURCE /* asprintf, strdup */
Radek Krejcid43298b2021-03-25 16:17:15 +010016#if defined (__NetBSD__) || defined (__OpenBSD__)
Christian Hoppsf9b87412021-04-12 16:56:15 -040017/* realpath */
18#define _XOPEN_SOURCE 1
19#define _XOPEN_SOURCE_EXTENDED 1
Christian Hopps6f326212021-03-23 12:37:29 -040020#endif
21
Radek Krejci535ea9f2020-05-29 16:01:05 +020022#include "context.h"
Radek Krejcib7db73a2018-10-24 14:18:40 +020023
Michal Vaskodf6319c2021-06-10 14:41:05 +020024#include <assert.h>
Radek Krejci0af5f5d2018-09-07 15:00:30 +020025#include <errno.h>
Radek Krejcie7b95092019-05-15 11:03:07 +020026#include <pthread.h>
Radek Krejci0aa1f702021-04-01 16:16:19 +020027#include <stdarg.h>
Radek Krejcie7b95092019-05-15 11:03:07 +020028#include <stddef.h>
Radek Krejci535ea9f2020-05-29 16:01:05 +020029#include <stdio.h>
Radek Krejci7ada9a02018-09-07 15:34:05 +020030#include <stdlib.h>
31#include <string.h>
Radek Krejci0e212402018-09-20 11:29:38 +020032#include <sys/stat.h>
Radek Krejci0af5f5d2018-09-07 15:00:30 +020033#include <unistd.h>
34
Radek Krejci535ea9f2020-05-29 16:01:05 +020035#include "common.h"
Radek Krejciaa45bda2020-07-20 07:43:38 +020036#include "compat.h"
Radek Krejcie7b95092019-05-15 11:03:07 +020037#include "hash_table.h"
Michal Vaskoafac7822020-10-20 14:22:26 +020038#include "in.h"
Radek Krejci7931b192020-06-25 17:05:03 +020039#include "parser_data.h"
Radek Krejci3e6632f2021-03-22 22:08:21 +010040#include "plugins_internal.h"
Radek Krejcica376bd2020-06-11 16:04:06 +020041#include "plugins_types.h"
Michal Vasko405cc9e2020-12-01 12:01:27 +010042#include "schema_compile.h"
Radek Krejcie7b95092019-05-15 11:03:07 +020043#include "set.h"
44#include "tree.h"
Radek Krejci535ea9f2020-05-29 16:01:05 +020045#include "tree_data.h"
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +020046#include "tree_data_internal.h"
Radek Krejcica376bd2020-06-11 16:04:06 +020047#include "tree_schema.h"
Radek Krejci86d106e2018-10-18 09:53:19 +020048#include "tree_schema_internal.h"
Radek Krejci0af5f5d2018-09-07 15:00:30 +020049
Michal Vaskocf296c82020-05-27 11:16:45 +020050#include "../models/ietf-datastores@2018-02-14.h"
Michal Vasko69730152020-10-09 16:30:07 +020051#include "../models/ietf-inet-types@2013-07-15.h"
Michal Vaskocf296c82020-05-27 11:16:45 +020052#include "../models/ietf-yang-library@2019-01-04.h"
Michal Vasko69730152020-10-09 16:30:07 +020053#include "../models/ietf-yang-metadata@2016-08-05.h"
54#include "../models/ietf-yang-types@2013-07-15.h"
Michal Vaskoe78faec2021-04-08 17:24:43 +020055#include "../models/yang@2021-04-07.h"
Michal Vaskocf296c82020-05-27 11:16:45 +020056#define IETF_YANG_LIB_REV "2019-01-04"
Radek Krejci0af5f5d2018-09-07 15:00:30 +020057
Radek Krejci0af5f5d2018-09-07 15:00:30 +020058static struct internal_modules_s {
59 const char *name;
60 const char *revision;
61 const char *data;
Radek Krejci857189e2020-09-01 13:26:36 +020062 ly_bool implemented;
Radek Krejci0af5f5d2018-09-07 15:00:30 +020063 LYS_INFORMAT format;
Michal Vaskode79e222020-08-10 11:55:46 +020064} internal_modules[] = {
Michal Vasko1de593f2020-11-23 16:11:41 +010065 {"ietf-yang-metadata", "2016-08-05", (const char *)ietf_yang_metadata_2016_08_05_yang, 0, LYS_IN_YANG},
Michal Vaskoe78faec2021-04-08 17:24:43 +020066 {"yang", "2021-04-07", (const char *)yang_2021_04_07_yang, 1, LYS_IN_YANG},
Michal Vasko22df3f02020-08-24 13:29:22 +020067 {"ietf-inet-types", "2013-07-15", (const char *)ietf_inet_types_2013_07_15_yang, 0, LYS_IN_YANG},
68 {"ietf-yang-types", "2013-07-15", (const char *)ietf_yang_types_2013_07_15_yang, 0, LYS_IN_YANG},
Radek Krejci0af5f5d2018-09-07 15:00:30 +020069 /* ietf-datastores and ietf-yang-library must be right here at the end of the list! */
Michal Vasko22df3f02020-08-24 13:29:22 +020070 {"ietf-datastores", "2018-02-14", (const char *)ietf_datastores_2018_02_14_yang, 1, LYS_IN_YANG},
71 {"ietf-yang-library", IETF_YANG_LIB_REV, (const char *)ietf_yang_library_2019_01_04_yang, 1, LYS_IN_YANG}
Radek Krejci0af5f5d2018-09-07 15:00:30 +020072};
73
Michal Vaskode79e222020-08-10 11:55:46 +020074#define LY_INTERNAL_MODS_COUNT sizeof(internal_modules) / sizeof(struct internal_modules_s)
75
Radek Krejci0af5f5d2018-09-07 15:00:30 +020076API LY_ERR
77ly_ctx_set_searchdir(struct ly_ctx *ctx, const char *search_dir)
78{
Radek Krejci0e212402018-09-20 11:29:38 +020079 struct stat st;
Radek Krejci0af5f5d2018-09-07 15:00:30 +020080 char *new_dir = NULL;
Radek Krejci0af5f5d2018-09-07 15:00:30 +020081
82 LY_CHECK_ARG_RET(ctx, ctx, LY_EINVAL);
83
84 if (search_dir) {
Radek Krejci0af5f5d2018-09-07 15:00:30 +020085 new_dir = realpath(search_dir, NULL);
Radek Krejcia77e0e12018-09-20 12:39:15 +020086 LY_CHECK_ERR_RET(!new_dir,
Michal Vasko69730152020-10-09 16:30:07 +020087 LOGERR(ctx, LY_ESYS, "Unable to use search directory \"%s\" (%s).", search_dir, strerror(errno)),
88 LY_EINVAL);
Radek Krejci3a077b92019-04-09 17:10:35 +020089 if (strcmp(search_dir, new_dir)) {
90 LOGVRB("Canonicalizing search directory string from \"%s\" to \"%s\".", search_dir, new_dir);
91 }
92 LY_CHECK_ERR_RET(access(new_dir, R_OK | X_OK),
Michal Vasko69730152020-10-09 16:30:07 +020093 LOGERR(ctx, LY_ESYS, "Unable to fully access search directory \"%s\" (%s).", new_dir, strerror(errno)); free(new_dir),
94 LY_EINVAL);
Radek Krejci3a077b92019-04-09 17:10:35 +020095 LY_CHECK_ERR_RET(stat(new_dir, &st),
Michal Vasko69730152020-10-09 16:30:07 +020096 LOGERR(ctx, LY_ESYS, "stat() failed for \"%s\" (%s).", new_dir, strerror(errno)); free(new_dir),
97 LY_ESYS);
Radek Krejci3a077b92019-04-09 17:10:35 +020098 LY_CHECK_ERR_RET(!S_ISDIR(st.st_mode),
Michal Vasko69730152020-10-09 16:30:07 +020099 LOGERR(ctx, LY_ESYS, "Given search directory \"%s\" is not a directory.", new_dir); free(new_dir),
100 LY_EINVAL);
Radek Krejci0e212402018-09-20 11:29:38 +0200101 /* avoid path duplication */
Radek Krejci1deb5be2020-08-26 16:43:36 +0200102 for (uint32_t u = 0; u < ctx->search_paths.count; ++u) {
Radek Krejci14946ab2018-09-20 13:42:06 +0200103 if (!strcmp(new_dir, ctx->search_paths.objs[u])) {
Radek Krejci0e212402018-09-20 11:29:38 +0200104 free(new_dir);
Radek Krejci14946ab2018-09-20 13:42:06 +0200105 return LY_EEXIST;
Radek Krejci0e212402018-09-20 11:29:38 +0200106 }
107 }
Radek Krejci3d92e442020-10-12 12:48:13 +0200108 if (ly_set_add(&ctx->search_paths, new_dir, 1, NULL)) {
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200109 free(new_dir);
110 return LY_EMEM;
111 }
112
Radek Krejcie9e987e2018-10-31 12:50:27 +0100113 /* new searchdir - possibly more latest revision available */
114 ly_ctx_reset_latests(ctx);
115
Radek Krejci0e212402018-09-20 11:29:38 +0200116 return LY_SUCCESS;
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200117 } else {
118 /* consider that no change is not actually an error */
119 return LY_SUCCESS;
120 }
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200121}
122
123API const char * const *
124ly_ctx_get_searchdirs(const struct ly_ctx *ctx)
125{
Radek Krejcif13b87b2020-12-01 22:02:17 +0100126#define LY_CTX_SEARCHDIRS_SIZE_STEP 8
Radek Krejci05026432018-09-20 12:13:43 +0200127 void **new;
128
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200129 LY_CHECK_ARG_RET(ctx, ctx, NULL);
Radek Krejci05026432018-09-20 12:13:43 +0200130
131 if (ctx->search_paths.count == ctx->search_paths.size) {
132 /* not enough space for terminating NULL byte */
Radek Krejcif13b87b2020-12-01 22:02:17 +0100133 new = realloc(((struct ly_ctx *)ctx)->search_paths.objs,
134 (ctx->search_paths.size + LY_CTX_SEARCHDIRS_SIZE_STEP) * sizeof *ctx->search_paths.objs);
Radek Krejci05026432018-09-20 12:13:43 +0200135 LY_CHECK_ERR_RET(!new, LOGMEM(NULL), NULL);
Radek Krejcif13b87b2020-12-01 22:02:17 +0100136 ((struct ly_ctx *)ctx)->search_paths.size += LY_CTX_SEARCHDIRS_SIZE_STEP;
Radek Krejci05026432018-09-20 12:13:43 +0200137 ((struct ly_ctx *)ctx)->search_paths.objs = new;
138 }
139 /* set terminating NULL byte to the strings list */
140 ctx->search_paths.objs[ctx->search_paths.count] = NULL;
141
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200142 return (const char * const *)ctx->search_paths.objs;
143}
144
145API LY_ERR
Radek Krejcie58f97f2020-08-18 11:45:08 +0200146ly_ctx_unset_searchdir(struct ly_ctx *ctx, const char *value)
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200147{
Radek Krejcicd649072018-09-20 12:14:45 +0200148 LY_CHECK_ARG_RET(ctx, ctx, LY_EINVAL);
Radek Krejcicd649072018-09-20 12:14:45 +0200149
Michal Vaskob34480a2018-09-17 10:34:45 +0200150 if (!ctx->search_paths.count) {
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200151 return LY_SUCCESS;
152 }
153
Radek Krejci0759b792018-09-20 13:53:15 +0200154 if (value) {
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200155 /* remove specific search directory */
Radek Krejci1deb5be2020-08-26 16:43:36 +0200156 uint32_t index;
157
Radek Krejci0759b792018-09-20 13:53:15 +0200158 for (index = 0; index < ctx->search_paths.count; ++index) {
159 if (!strcmp(value, ctx->search_paths.objs[index])) {
160 break;
161 }
162 }
163 if (index == ctx->search_paths.count) {
164 LOGARG(ctx, value);
165 return LY_EINVAL;
166 } else {
167 return ly_set_rm_index(&ctx->search_paths, index, free);
168 }
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200169 } else {
170 /* remove them all */
Radek Krejcia40f21b2018-09-18 10:42:08 +0200171 ly_set_erase(&ctx->search_paths, free);
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200172 memset(&ctx->search_paths, 0, sizeof ctx->search_paths);
173 }
174
175 return LY_SUCCESS;
176}
177
178API LY_ERR
Radek Krejci1deb5be2020-08-26 16:43:36 +0200179ly_ctx_unset_searchdir_last(struct ly_ctx *ctx, uint32_t count)
Radek Krejcied5acc52019-04-25 15:57:04 +0200180{
181 LY_CHECK_ARG_RET(ctx, ctx, LY_EINVAL);
182
Radek Krejcie58f97f2020-08-18 11:45:08 +0200183 for ( ; count > 0 && ctx->search_paths.count; --count) {
184 LY_CHECK_RET(ly_set_rm_index(&ctx->search_paths, ctx->search_paths.count - 1, free))
Radek Krejcied5acc52019-04-25 15:57:04 +0200185 }
186
187 return LY_SUCCESS;
188}
189
190API const struct lys_module *
Michal Vasko7b1ad1a2020-11-02 15:41:27 +0100191ly_ctx_load_module(struct ly_ctx *ctx, const char *name, const char *revision, const char **features)
Radek Krejcied5acc52019-04-25 15:57:04 +0200192{
Michal Vasko88497502021-06-10 14:41:51 +0200193 struct lys_module *mod = NULL;
Michal Vasko405cc9e2020-12-01 12:01:27 +0100194 struct lys_glob_unres unres = {0};
195 LY_ERR ret = LY_SUCCESS;
Radek Krejcied5acc52019-04-25 15:57:04 +0200196
197 LY_CHECK_ARG_RET(ctx, ctx, name, NULL);
198
Michal Vaskodd992582021-06-10 14:34:57 +0200199 /* load and parse */
200 ret = lys_parse_load(ctx, name, revision, &unres.creating, &mod);
201 LY_CHECK_GOTO(ret, cleanup);
Michal Vasko4e205e82021-06-08 14:01:47 +0200202
203 /* implement */
Michal Vasko65333882021-06-10 14:12:16 +0200204 ret = _lys_set_implemented(mod, features, &unres);
205 LY_CHECK_GOTO(ret, cleanup);
Michal Vasko405cc9e2020-12-01 12:01:27 +0100206
207cleanup:
208 if (ret) {
209 lys_compile_unres_glob_revert(ctx, &unres);
Michal Vaskodf6319c2021-06-10 14:41:05 +0200210 mod = NULL;
Michal Vasko405cc9e2020-12-01 12:01:27 +0100211 }
Michal Vaskodf6319c2021-06-10 14:41:05 +0200212 lys_compile_unres_glob_erase(ctx, &unres, 0);
213 return mod;
Radek Krejcied5acc52019-04-25 15:57:04 +0200214}
215
216API LY_ERR
Radek Krejci1deb5be2020-08-26 16:43:36 +0200217ly_ctx_new(const char *search_dir, uint16_t options, struct ly_ctx **new_ctx)
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200218{
219 struct ly_ctx *ctx = NULL;
220 struct lys_module *module;
221 char *search_dir_list;
222 char *sep, *dir;
Michal Vaskode79e222020-08-10 11:55:46 +0200223 uint32_t i;
Michal Vasko63f3d842020-07-08 10:10:14 +0200224 struct ly_in *in = NULL;
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200225 LY_ERR rc = LY_SUCCESS;
Michal Vasko405cc9e2020-12-01 12:01:27 +0100226 struct lys_glob_unres unres = {0};
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200227
Radek Krejcied5acc52019-04-25 15:57:04 +0200228 LY_CHECK_ARG_RET(NULL, new_ctx, LY_EINVAL);
229
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200230 ctx = calloc(1, sizeof *ctx);
Michal Vasko88497502021-06-10 14:41:51 +0200231 LY_CHECK_ERR_GOTO(!ctx, LOGMEM(NULL); rc = LY_EMEM, cleanup);
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200232
233 /* dictionary */
234 lydict_init(&ctx->dict);
235
236 /* plugins */
Michal Vasko88497502021-06-10 14:41:51 +0200237 LY_CHECK_ERR_GOTO(lyplg_init(), LOGINT(NULL); rc = LY_EINT, cleanup);
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200238
Radek Krejciaddfc9a2020-12-17 20:46:35 +0100239 /* initialize thread-specific keys */
Radek Krejci1e008d22020-08-17 11:37:37 +0200240 while ((pthread_key_create(&ctx->errlist_key, ly_err_free)) == EAGAIN) {}
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200241
Michal Vasko11f76c82021-04-15 14:36:14 +0200242 /* init LYB hash lock */
243 pthread_mutex_init(&ctx->lyb_hash_lock, NULL);
244
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200245 /* models list */
246 ctx->flags = options;
247 if (search_dir) {
248 search_dir_list = strdup(search_dir);
Michal Vasko88497502021-06-10 14:41:51 +0200249 LY_CHECK_ERR_GOTO(!search_dir_list, LOGMEM(NULL); rc = LY_EMEM, cleanup);
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200250
251 for (dir = search_dir_list; (sep = strchr(dir, ':')) != NULL && rc == LY_SUCCESS; dir = sep + 1) {
252 *sep = 0;
253 rc = ly_ctx_set_searchdir(ctx, dir);
Radek Krejci14946ab2018-09-20 13:42:06 +0200254 if (rc == LY_EEXIST) {
255 /* ignore duplication */
256 rc = LY_SUCCESS;
257 }
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200258 }
Michal Vasko69730152020-10-09 16:30:07 +0200259 if (*dir && (rc == LY_SUCCESS)) {
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200260 rc = ly_ctx_set_searchdir(ctx, dir);
Radek Krejci14946ab2018-09-20 13:42:06 +0200261 if (rc == LY_EEXIST) {
262 /* ignore duplication */
263 rc = LY_SUCCESS;
264 }
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200265 }
266 free(search_dir_list);
267
268 /* If ly_ctx_set_searchdir() failed, the error is already logged. Just exit */
Michal Vasko88497502021-06-10 14:41:51 +0200269 LY_CHECK_GOTO(rc, cleanup);
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200270 }
Michal Vasko794ab4b2021-03-31 09:42:19 +0200271 ctx->change_count = 1;
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200272
Michal Vasko9434ec52021-04-19 11:30:55 +0200273 if (!(options & LY_CTX_EXPLICIT_COMPILE)) {
274 /* use it for creating the initial context */
275 ctx->flags |= LY_CTX_EXPLICIT_COMPILE;
276 }
277
Michal Vasko63f3d842020-07-08 10:10:14 +0200278 /* create dummy in */
279 rc = ly_in_new_memory(internal_modules[0].data, &in);
Michal Vasko88497502021-06-10 14:41:51 +0200280 LY_CHECK_GOTO(rc, cleanup);
Michal Vasko63f3d842020-07-08 10:10:14 +0200281
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200282 /* load internal modules */
Michal Vasko25d6ad02020-10-22 12:20:22 +0200283 for (i = 0; i < ((options & LY_CTX_NO_YANGLIBRARY) ? (LY_INTERNAL_MODS_COUNT - 2) : LY_INTERNAL_MODS_COUNT); i++) {
Michal Vasko63f3d842020-07-08 10:10:14 +0200284 ly_in_memory(in, internal_modules[i].data);
Michal Vaskodd992582021-06-10 14:34:57 +0200285 LY_CHECK_GOTO(rc = lys_parse_in(ctx, in, internal_modules[i].format, NULL, NULL, &unres.creating, &module), cleanup);
Michal Vasko4e205e82021-06-08 14:01:47 +0200286 if (internal_modules[i].implemented || (ctx->flags & LY_CTX_ALL_IMPLEMENTED)) {
Michal Vasko88497502021-06-10 14:41:51 +0200287 LY_CHECK_GOTO(rc = lys_implement(module, NULL, &unres), cleanup);
Michal Vasko4e205e82021-06-08 14:01:47 +0200288 }
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200289 }
290
Michal Vasko405cc9e2020-12-01 12:01:27 +0100291 /* resolve global unres */
Michal Vasko88497502021-06-10 14:41:51 +0200292 LY_CHECK_GOTO(rc = lys_compile_unres_glob(ctx, &unres), cleanup);
Michal Vasko405cc9e2020-12-01 12:01:27 +0100293
Michal Vasko9434ec52021-04-19 11:30:55 +0200294 if (!(options & LY_CTX_EXPLICIT_COMPILE)) {
295 /* compile now */
Michal Vasko88497502021-06-10 14:41:51 +0200296 LY_CHECK_GOTO(rc = ly_ctx_compile(ctx), cleanup);
Michal Vasko9434ec52021-04-19 11:30:55 +0200297 ctx->flags &= ~LY_CTX_EXPLICIT_COMPILE;
298 }
299
Michal Vasko88497502021-06-10 14:41:51 +0200300cleanup:
Michal Vasko63f3d842020-07-08 10:10:14 +0200301 ly_in_free(in, 0);
Michal Vaskodf6319c2021-06-10 14:41:05 +0200302 lys_compile_unres_glob_erase(ctx, &unres, 0);
303 if (rc) {
304 ly_ctx_destroy(ctx);
305 } else {
306 *new_ctx = ctx;
307 }
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200308 return rc;
309}
Radek Krejci0f969882020-08-21 16:56:47 +0200310
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200311static LY_ERR
312ly_ctx_new_yl_legacy(struct ly_ctx *ctx, struct lyd_node *yltree)
313{
314 struct lyd_node *module, *node;
315 struct ly_set *set;
316 const char **feature_arr = NULL;
317 const char *name = NULL, *revision = NULL;
318 struct ly_set features = {0};
319 ly_bool imported = 0;
320 const struct lys_module *mod;
321 LY_ERR ret = LY_SUCCESS;
322
323 LY_CHECK_RET(ret = lyd_find_xpath(yltree, "/ietf-yang-library:yang-library/modules-state/module", &set));
324
325 /* process the data tree */
326 for (uint32_t i = 0; i < set->count; ++i) {
327 module = set->dnodes[i];
328
329 /* initiate */
330 revision = NULL;
331 name = NULL;
332 imported = 0;
333
334 LY_LIST_FOR(lyd_child(module), node) {
335 if (!strcmp(node->schema->name, "name")) {
Radek Krejci6d5ba0c2021-04-26 07:49:59 +0200336 name = lyd_get_value(node);
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200337 } else if (!strcmp(node->schema->name, "revision")) {
Radek Krejci6d5ba0c2021-04-26 07:49:59 +0200338 revision = lyd_get_value(node);
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200339 } else if (!strcmp(node->schema->name, "feature")) {
340 LY_CHECK_GOTO(ret = ly_set_add(&features, node, 0, NULL), cleanup);
341 } else if (!strcmp(node->schema->name, "conformance-type") &&
Radek Krejci6d5ba0c2021-04-26 07:49:59 +0200342 !strcmp(lyd_get_value(node), "import")) {
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200343 /* imported module - skip it, it will be loaded as a side effect
344 * of loading another module */
345 imported = 1;
346 break;
347 }
348 }
349
350 if (imported) {
351 continue;
352 }
353
354 feature_arr = malloc((features.count + 1) * sizeof *feature_arr);
355 LY_CHECK_ERR_GOTO(!feature_arr, ret = LY_EMEM, cleanup);
356
357 /* Parse features into an array of strings */
358 for (uint32_t u = 0; u < features.count; u++) {
Radek Krejci6d5ba0c2021-04-26 07:49:59 +0200359 feature_arr[u] = lyd_get_value(features.dnodes[u]);
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200360 }
361 feature_arr[features.count] = NULL;
362 ly_set_clean(&features, free);
363
364 /* use the gathered data to load the module */
365 mod = ly_ctx_load_module(ctx, name, revision, feature_arr);
366 free(feature_arr);
367 if (!mod) {
368 LOGERR(ctx, LY_EINVAL, "Unable to load module specified by yang library data.");
369 ly_set_free(set, free);
370 return LY_EINVAL;
371 }
372 }
373
374cleanup:
375 ly_set_clean(&features, free);
376 ly_set_free(set, free);
377 return ret;
378}
379
380static LY_ERR
381ly_ctx_new_yl_common(const char *search_dir, const char *input, LYD_FORMAT format, int options,
382 LY_ERR (*parser_func)(const struct ly_ctx *, const char *, LYD_FORMAT, uint32_t, uint32_t, struct lyd_node **),
383 struct ly_ctx **ctx)
384{
385 const char *name = NULL, *revision = NULL;
386 struct lyd_node *module, *node;
387 struct lyd_node *yltree = NULL;
388 struct ly_set *set = NULL;
389 const char **feature_arr = NULL;
390 struct ly_set features = {0};
391 LY_ERR ret = LY_SUCCESS;
392 const struct lys_module *mod;
393 struct ly_ctx *ctx_yl = NULL, *ctx_new = NULL;
Michal Vaskoad8d0f52021-04-26 13:21:24 +0200394 ly_bool no_expl_compile = 0;
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200395
396 /* create a seperate context in case it is LY_CTX_NO_YANGLIBRARY since it needs it for parsing */
397 if (options & LY_CTX_NO_YANGLIBRARY) {
398 LY_CHECK_GOTO(ret = ly_ctx_new(search_dir, 0, &ctx_yl), cleanup);
399 LY_CHECK_GOTO(ret = ly_ctx_new(search_dir, options, &ctx_new), cleanup);
400 } else {
Michal Vaskoad8d0f52021-04-26 13:21:24 +0200401 LY_CHECK_GOTO(ret = ly_ctx_new(search_dir, options, &ctx_new), cleanup);
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200402 }
403
404 /* parse yang library data tree */
Michal Vaskoad8d0f52021-04-26 13:21:24 +0200405 LY_CHECK_GOTO(ret = parser_func(ctx_yl ? ctx_yl : ctx_new, input, format, 0, LYD_VALIDATE_PRESENT, &yltree), cleanup);
406
407 /* redundant to compile modules one-by-one */
408 if (!(options & LY_CTX_EXPLICIT_COMPILE)) {
409 ctx_new->flags |= LY_CTX_EXPLICIT_COMPILE;
410 no_expl_compile = 1;
411 }
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200412
413 LY_CHECK_GOTO(ret = lyd_find_xpath(yltree, "/ietf-yang-library:yang-library/module-set[1]/module", &set), cleanup);
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200414 if (set->count == 0) {
415 /* perhaps a legacy data tree? */
416 LY_CHECK_GOTO(ret = ly_ctx_new_yl_legacy(ctx_new, yltree), cleanup);
417 } else {
418 /* process the data tree */
419 for (uint32_t i = 0; i < set->count; ++i) {
420 module = set->dnodes[i];
421
422 /* initiate */
423 name = NULL;
424 revision = NULL;
425
426 /* Iterate over data */
427 LY_LIST_FOR(lyd_child(module), node) {
428 if (!strcmp(node->schema->name, "name")) {
Radek Krejci6d5ba0c2021-04-26 07:49:59 +0200429 name = lyd_get_value(node);
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200430 } else if (!strcmp(node->schema->name, "revision")) {
Radek Krejci6d5ba0c2021-04-26 07:49:59 +0200431 revision = lyd_get_value(node);
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200432 } else if (!strcmp(node->schema->name, "feature")) {
433 LY_CHECK_GOTO(ret = ly_set_add(&features, node, 0, NULL), cleanup);
434 }
435 }
436
437 feature_arr = malloc((features.count + 1) * sizeof *feature_arr);
438 LY_CHECK_ERR_GOTO(!feature_arr, ret = LY_EMEM, cleanup);
439
440 /* Parse features into an array of strings */
441 for (uint32_t u = 0; u < features.count; u++) {
Radek Krejci6d5ba0c2021-04-26 07:49:59 +0200442 feature_arr[u] = lyd_get_value(features.dnodes[u]);
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200443 }
444 feature_arr[features.count] = NULL;
445 ly_set_clean(&features, NULL);
446
447 /* use the gathered data to load the module */
448 mod = ly_ctx_load_module(ctx_new, name, revision, feature_arr);
449 free(feature_arr);
450 if (!mod) {
Michal Vaskoad8d0f52021-04-26 13:21:24 +0200451 LOGERR(NULL, LY_EINVAL, "Unable to load module %s@%s specified by yang library data.", name,
452 revision ? revision : "<none>");
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200453 ret = LY_EINVAL;
454 goto cleanup;
455 }
456 }
457 }
458
Michal Vaskoad8d0f52021-04-26 13:21:24 +0200459 /* free data because their context may be recompiled */
460 lyd_free_all(yltree);
461 yltree = NULL;
462
463 /* compile */
464 LY_CHECK_GOTO(ret = ly_ctx_compile(ctx_new), cleanup);
465
466 if (no_expl_compile) {
467 /* unset flag */
468 ctx_new->flags &= ~LY_CTX_EXPLICIT_COMPILE;
469 }
470
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200471cleanup:
472 lyd_free_all(yltree);
473 ly_set_free(set, NULL);
474 ly_set_erase(&features, NULL);
Michal Vaskoad8d0f52021-04-26 13:21:24 +0200475 ly_ctx_destroy(ctx_yl);
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200476 *ctx = ctx_new;
477 if (ret) {
Radek Krejci90ed21e2021-04-12 14:47:46 +0200478 ly_ctx_destroy(*ctx);
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200479 *ctx = NULL;
480 }
481
482 return ret;
483}
484
485API LY_ERR
486ly_ctx_new_ylpath(const char *search_dir, const char *path, LYD_FORMAT format, int options, struct ly_ctx **ctx)
487{
Michal Vasko2104e072021-04-16 11:50:44 +0200488 LY_CHECK_ARG_RET(NULL, path, ctx, LY_EINVAL);
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200489 return ly_ctx_new_yl_common(search_dir, path, format, options, lyd_parse_data_path, ctx);
490}
491
492API LY_ERR
493ly_ctx_new_ylmem(const char *search_dir, const char *data, LYD_FORMAT format, int options, struct ly_ctx **ctx)
494{
495 LY_CHECK_ARG_RET(NULL, data, ctx, LY_EINVAL);
496 return ly_ctx_new_yl_common(search_dir, data, format, options, lyd_parse_data_mem, ctx);
497}
498
Michal Vasko01db7de2021-04-16 12:23:30 +0200499API LY_ERR
500ly_ctx_compile(struct ly_ctx *ctx)
501{
Michal Vaskod39bea42021-06-14 10:42:49 +0200502 LY_ERR ret = LY_SUCCESS;
Michal Vasko01db7de2021-04-16 12:23:30 +0200503 struct lys_module *mod;
504 uint32_t i;
Michal Vaskod39bea42021-06-14 10:42:49 +0200505 struct lys_glob_unres unres = {0};
Michal Vasko01db7de2021-04-16 12:23:30 +0200506
507 LY_CHECK_ARG_RET(NULL, ctx, LY_EINVAL);
508
Michal Vaskod39bea42021-06-14 10:42:49 +0200509 /* (re)compile all the implemented modules */
Michal Vasko01db7de2021-04-16 12:23:30 +0200510 for (i = 0; i < ctx->list.count; ++i) {
511 mod = ctx->list.objs[i];
Michal Vaskod39bea42021-06-14 10:42:49 +0200512 if (!mod->to_compile) {
513 /* skip */
514 continue;
Michal Vasko01db7de2021-04-16 12:23:30 +0200515 }
Michal Vaskod39bea42021-06-14 10:42:49 +0200516 assert(mod->implemented);
517
518 /* free the compiled module, if any */
519 lysc_module_free(mod->compiled);
520 mod->compiled = NULL;
521
522 /* (re)compile the module */
523 LY_CHECK_GOTO(ret = lys_compile(mod, &unres), cleanup);
Michal Vasko01db7de2021-04-16 12:23:30 +0200524 }
525
Michal Vaskod39bea42021-06-14 10:42:49 +0200526 /* resolve global unres */
527 LY_CHECK_GOTO(ret = lys_compile_unres_glob(ctx, &unres), cleanup);
528
529 /* success, unset all the flags */
530 for (i = 0; i < ctx->list.count; ++i) {
531 mod = ctx->list.objs[i];
532 mod->to_compile = 0;
Michal Vasko01db7de2021-04-16 12:23:30 +0200533 }
534
Michal Vaskod39bea42021-06-14 10:42:49 +0200535cleanup:
536 lys_compile_unres_glob_erase(ctx, &unres, 0);
537 return ret;
Michal Vasko01db7de2021-04-16 12:23:30 +0200538}
539
Radek Krejci1deb5be2020-08-26 16:43:36 +0200540API uint16_t
Radek Krejci3fbe89a2018-09-20 13:54:46 +0200541ly_ctx_get_options(const struct ly_ctx *ctx)
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200542{
Radek Krejci3fbe89a2018-09-20 13:54:46 +0200543 LY_CHECK_ARG_RET(ctx, ctx, 0);
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200544 return ctx->flags;
545}
546
Radek Krejcica828d92018-09-20 14:19:43 +0200547API LY_ERR
Radek Krejci1deb5be2020-08-26 16:43:36 +0200548ly_ctx_set_options(struct ly_ctx *ctx, uint16_t option)
Radek Krejcica828d92018-09-20 14:19:43 +0200549{
Michal Vasko01db7de2021-04-16 12:23:30 +0200550 LY_ERR lyrc = LY_SUCCESS;
Michal Vasko7213ac52021-06-15 11:52:13 +0200551 struct lys_module *mod;
552 uint32_t i;
Radek Krejciddbc4812021-04-13 21:18:02 +0200553
Radek Krejcica828d92018-09-20 14:19:43 +0200554 LY_CHECK_ARG_RET(ctx, ctx, LY_EINVAL);
Michal Vasko25d6ad02020-10-22 12:20:22 +0200555 LY_CHECK_ERR_RET(option & LY_CTX_NO_YANGLIBRARY, LOGARG(ctx, option), LY_EINVAL);
aPiecek9922ea92021-04-12 07:59:20 +0200556
557 if (!(ctx->flags & LY_CTX_SET_PRIV_PARSED) && (option & LY_CTX_SET_PRIV_PARSED)) {
558 ctx->flags |= LY_CTX_SET_PRIV_PARSED;
Michal Vasko7213ac52021-06-15 11:52:13 +0200559 /* recompile the whole context to set the priv pointers */
560 for (i = 0; i < ctx->list.count; ++i) {
561 mod = ctx->list.objs[i];
562 if (mod->implemented) {
563 mod->to_compile = 1;
564 }
565 }
566 lyrc = ly_ctx_compile(ctx);
Michal Vasko01db7de2021-04-16 12:23:30 +0200567 if (lyrc) {
aPiecek9922ea92021-04-12 07:59:20 +0200568 ly_ctx_unset_options(ctx, LY_CTX_SET_PRIV_PARSED);
569 }
570 }
Radek Krejcica828d92018-09-20 14:19:43 +0200571
572 /* set the option(s) */
aPiecek9922ea92021-04-12 07:59:20 +0200573 if (!lyrc) {
574 ctx->flags |= option;
575 }
Radek Krejcica828d92018-09-20 14:19:43 +0200576
aPiecek9922ea92021-04-12 07:59:20 +0200577 return lyrc;
578}
579
580static LY_ERR
581lysc_node_clear_priv_dfs_cb(struct lysc_node *node, void *UNUSED(data), ly_bool *UNUSED(dfs_continue))
582{
583 node->priv = NULL;
Radek Krejcica828d92018-09-20 14:19:43 +0200584 return LY_SUCCESS;
585}
586
aPiecek60d9d672021-04-27 15:49:57 +0200587static void
588lysc_node_clear_all_priv(struct lys_module *mod)
589{
590 LY_ARRAY_COUNT_TYPE u, v;
591
aPiecekafe9ba22021-05-07 10:41:57 +0200592 if (!mod->compiled) {
593 return;
aPiecek60d9d672021-04-27 15:49:57 +0200594 }
595
aPiecekafe9ba22021-05-07 10:41:57 +0200596 /* set NULL for all ::lysc_node.priv pointers in module */
597 lysc_module_dfs_full(mod, lysc_node_clear_priv_dfs_cb, NULL);
598
aPiecek60d9d672021-04-27 15:49:57 +0200599 /* only lys_compile_extension_instance()
600 * can set ::lysp_ext_instance.parsed
601 */
602 if (mod->parsed) {
603 struct lysp_ext_instance *exts_p;
604 exts_p = mod->parsed->exts;
605 LY_ARRAY_FOR(exts_p, u) {
606 if (exts_p[u].parsed) {
607 /* lys_compile_extension_instance() was called */
608 struct lysc_ext_substmt *substmts;
609 struct lysc_node *root;
610 /* set NULL for all ::lysc_node.priv pointers in extensions */
611 substmts = mod->compiled->exts[u].substmts;
612 LY_ARRAY_FOR(substmts, v) {
613 root = *(struct lysc_node **)substmts[v].storage;
614 lysc_tree_dfs_full(root, lysc_node_clear_priv_dfs_cb, NULL);
615 }
616 }
617 }
618 }
619}
620
Radek Krejcica828d92018-09-20 14:19:43 +0200621API LY_ERR
Radek Krejci1deb5be2020-08-26 16:43:36 +0200622ly_ctx_unset_options(struct ly_ctx *ctx, uint16_t option)
Radek Krejcica828d92018-09-20 14:19:43 +0200623{
624 LY_CHECK_ARG_RET(ctx, ctx, LY_EINVAL);
Michal Vasko25d6ad02020-10-22 12:20:22 +0200625 LY_CHECK_ERR_RET(option & LY_CTX_NO_YANGLIBRARY, LOGARG(ctx, option), LY_EINVAL);
Radek Krejcica828d92018-09-20 14:19:43 +0200626
aPiecek9922ea92021-04-12 07:59:20 +0200627 if ((ctx->flags & LY_CTX_SET_PRIV_PARSED) && (option & LY_CTX_SET_PRIV_PARSED)) {
628 struct lys_module *mod;
629 uint32_t index;
630
631 index = 0;
632 while ((mod = (struct lys_module *)ly_ctx_get_module_iter(ctx, &index))) {
aPiecek60d9d672021-04-27 15:49:57 +0200633 lysc_node_clear_all_priv(mod);
aPiecek9922ea92021-04-12 07:59:20 +0200634 }
635 }
636
Radek Krejcica828d92018-09-20 14:19:43 +0200637 /* unset the option(s) */
638 ctx->flags &= ~option;
639
640 return LY_SUCCESS;
641}
642
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200643API uint16_t
Michal Vasko794ab4b2021-03-31 09:42:19 +0200644ly_ctx_get_change_count(const struct ly_ctx *ctx)
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200645{
Radek Krejci3fbe89a2018-09-20 13:54:46 +0200646 LY_CHECK_ARG_RET(ctx, ctx, 0);
Michal Vasko794ab4b2021-03-31 09:42:19 +0200647
648 return ctx->change_count;
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200649}
650
Radek Krejcid33273d2018-10-25 14:55:52 +0200651API void
652ly_ctx_set_module_imp_clb(struct ly_ctx *ctx, ly_module_imp_clb clb, void *user_data)
653{
Michal Vaskod989ba02020-08-24 10:59:24 +0200654 LY_CHECK_ARG_RET(ctx, ctx, );
Radek Krejcid33273d2018-10-25 14:55:52 +0200655
656 ctx->imp_clb = clb;
657 ctx->imp_clb_data = user_data;
658}
659
660API ly_module_imp_clb
661ly_ctx_get_module_imp_clb(const struct ly_ctx *ctx, void **user_data)
662{
663 LY_CHECK_ARG_RET(ctx, ctx, NULL);
664
665 if (user_data) {
666 *user_data = ctx->imp_clb_data;
667 }
668 return ctx->imp_clb;
669}
670
Radek Krejcied5acc52019-04-25 15:57:04 +0200671API const struct lys_module *
Radek Krejci1deb5be2020-08-26 16:43:36 +0200672ly_ctx_get_module_iter(const struct ly_ctx *ctx, uint32_t *index)
Radek Krejcied5acc52019-04-25 15:57:04 +0200673{
674 LY_CHECK_ARG_RET(ctx, ctx, index, NULL);
675
Michal Vasko2307ff82021-04-16 11:51:18 +0200676 if (*index < ctx->list.count) {
Radek Krejcied5acc52019-04-25 15:57:04 +0200677 return ctx->list.objs[(*index)++];
Radek Krejci2390fb52019-04-30 13:27:43 +0200678 } else {
679 return NULL;
Radek Krejcied5acc52019-04-25 15:57:04 +0200680 }
Radek Krejcied5acc52019-04-25 15:57:04 +0200681}
682
Radek Krejcib7db73a2018-10-24 14:18:40 +0200683/**
684 * @brief Iterate over the modules in the given context. Returned modules must match the given key at the offset of
685 * lysp_module and lysc_module structures (they are supposed to be placed at the same offset in both structures).
686 *
687 * @param[in] ctx Context where to iterate.
688 * @param[in] key Key value to search for.
Radek Krejci0ad51f12020-07-16 12:08:12 +0200689 * @param[in] key_size Optional length of the @p key. If zero, NULL-terminated key is expected.
Radek Krejci0bcdaed2019-01-10 10:21:34 +0100690 * @param[in] key_offset Key's offset in struct lys_module to get value from the context's modules to match with the key.
Radek Krejcib7db73a2018-10-24 14:18:40 +0200691 * @param[in,out] Iterator to pass between the function calls. On the first call, the variable is supposed to be
692 * initiated to 0. After each call returning a module, the value is greater by 1 than the index of the returned
693 * module in the context.
694 * @return Module matching the given key, NULL if no such module found.
695 */
Radek Krejci0af46292019-01-11 16:02:31 +0100696static struct lys_module *
Radek Krejci1deb5be2020-08-26 16:43:36 +0200697ly_ctx_get_module_by_iter(const struct ly_ctx *ctx, const char *key, size_t key_size, size_t key_offset, uint32_t *index)
Radek Krejcib7db73a2018-10-24 14:18:40 +0200698{
Radek Krejci0af46292019-01-11 16:02:31 +0100699 struct lys_module *mod;
Radek Krejcib7db73a2018-10-24 14:18:40 +0200700 const char *value;
701
Michal Vaskod989ba02020-08-24 10:59:24 +0200702 for ( ; *index < ctx->list.count; ++(*index)) {
Radek Krejcib7db73a2018-10-24 14:18:40 +0200703 mod = ctx->list.objs[*index];
Michal Vasko22df3f02020-08-24 13:29:22 +0200704 value = *(const char **)(((int8_t *)(mod)) + key_offset);
Michal Vasko69730152020-10-09 16:30:07 +0200705 if ((!key_size && !strcmp(key, value)) || (key_size && !strncmp(key, value, key_size) && (value[key_size] == '\0'))) {
Radek Krejcib7db73a2018-10-24 14:18:40 +0200706 /* increment index for the next run */
707 ++(*index);
708 return mod;
709 }
710 }
711 /* done */
712 return NULL;
713}
714
715/**
716 * @brief Unifying function for ly_ctx_get_module() and ly_ctx_get_module_ns()
717 * @param[in] ctx Context where to search.
718 * @param[in] key Name or Namespace as a search key.
Radek Krejci0bcdaed2019-01-10 10:21:34 +0100719 * @param[in] key_offset Key's offset in struct lys_module to get value from the context's modules to match with the key.
Radek Krejcib7db73a2018-10-24 14:18:40 +0200720 * @param[in] revision Revision date to match. If NULL, the matching module must have no revision. To search for the latest
721 * revision module, use ly_ctx_get_module_latest_by().
722 * @return Matching module if any.
723 */
Radek Krejci0af46292019-01-11 16:02:31 +0100724static struct lys_module *
Radek Krejcib7db73a2018-10-24 14:18:40 +0200725ly_ctx_get_module_by(const struct ly_ctx *ctx, const char *key, size_t key_offset, const char *revision)
726{
Radek Krejci0af46292019-01-11 16:02:31 +0100727 struct lys_module *mod;
Radek Krejci1deb5be2020-08-26 16:43:36 +0200728 uint32_t index = 0;
Radek Krejcib7db73a2018-10-24 14:18:40 +0200729
Radek Krejci0ad51f12020-07-16 12:08:12 +0200730 while ((mod = ly_ctx_get_module_by_iter(ctx, key, 0, key_offset, &index))) {
Radek Krejcib7db73a2018-10-24 14:18:40 +0200731 if (!revision) {
Radek Krejci0af46292019-01-11 16:02:31 +0100732 if (!mod->revision) {
Radek Krejcib7db73a2018-10-24 14:18:40 +0200733 /* found requested module without revision */
734 return mod;
735 }
736 } else {
Radek Krejci0af46292019-01-11 16:02:31 +0100737 if (mod->revision && !strcmp(mod->revision, revision)) {
Radek Krejcib7db73a2018-10-24 14:18:40 +0200738 /* found requested module of the specific revision */
739 return mod;
740 }
741 }
742 }
743
744 return NULL;
745}
746
Radek Krejci0af46292019-01-11 16:02:31 +0100747API struct lys_module *
Radek Krejcib7db73a2018-10-24 14:18:40 +0200748ly_ctx_get_module_ns(const struct ly_ctx *ctx, const char *ns, const char *revision)
749{
750 LY_CHECK_ARG_RET(ctx, ctx, ns, NULL);
Radek Krejci0bcdaed2019-01-10 10:21:34 +0100751 return ly_ctx_get_module_by(ctx, ns, offsetof(struct lys_module, ns), revision);
Radek Krejcib7db73a2018-10-24 14:18:40 +0200752}
753
Radek Krejci0af46292019-01-11 16:02:31 +0100754API struct lys_module *
Radek Krejcib7db73a2018-10-24 14:18:40 +0200755ly_ctx_get_module(const struct ly_ctx *ctx, const char *name, const char *revision)
756{
757 LY_CHECK_ARG_RET(ctx, ctx, name, NULL);
Radek Krejci0bcdaed2019-01-10 10:21:34 +0100758 return ly_ctx_get_module_by(ctx, name, offsetof(struct lys_module, name), revision);
Radek Krejcib7db73a2018-10-24 14:18:40 +0200759}
760
761/**
762 * @brief Unifying function for ly_ctx_get_module_latest() and ly_ctx_get_module_latest_ns()
763 * @param[in] ctx Context where to search.
764 * @param[in] key Name or Namespace as a search key.
Radek Krejci0bcdaed2019-01-10 10:21:34 +0100765 * @param[in] key_offset Key's offset in struct lys_module to get value from the context's modules to match with the key.
Radek Krejcib7db73a2018-10-24 14:18:40 +0200766 * @return Matching module if any.
767 */
Radek Krejci0af46292019-01-11 16:02:31 +0100768static struct lys_module *
Radek Krejcib7db73a2018-10-24 14:18:40 +0200769ly_ctx_get_module_latest_by(const struct ly_ctx *ctx, const char *key, size_t key_offset)
770{
Radek Krejci0af46292019-01-11 16:02:31 +0100771 struct lys_module *mod;
Radek Krejci1deb5be2020-08-26 16:43:36 +0200772 uint32_t index = 0;
Radek Krejcib7db73a2018-10-24 14:18:40 +0200773
Radek Krejci0ad51f12020-07-16 12:08:12 +0200774 while ((mod = ly_ctx_get_module_by_iter(ctx, key, 0, key_offset, &index))) {
Radek Krejci0bcdaed2019-01-10 10:21:34 +0100775 if (mod->latest_revision) {
Radek Krejci9f5e6fb2018-10-25 09:26:12 +0200776 return mod;
Radek Krejcib7db73a2018-10-24 14:18:40 +0200777 }
778 }
779
Radek Krejci9f5e6fb2018-10-25 09:26:12 +0200780 return NULL;
Radek Krejcib7db73a2018-10-24 14:18:40 +0200781}
782
Radek Krejci0af46292019-01-11 16:02:31 +0100783API struct lys_module *
Radek Krejcib7db73a2018-10-24 14:18:40 +0200784ly_ctx_get_module_latest(const struct ly_ctx *ctx, const char *name)
785{
786 LY_CHECK_ARG_RET(ctx, ctx, name, NULL);
Radek Krejci0bcdaed2019-01-10 10:21:34 +0100787 return ly_ctx_get_module_latest_by(ctx, name, offsetof(struct lys_module, name));
Radek Krejcib7db73a2018-10-24 14:18:40 +0200788}
789
Radek Krejci0af46292019-01-11 16:02:31 +0100790API struct lys_module *
Radek Krejcib7db73a2018-10-24 14:18:40 +0200791ly_ctx_get_module_latest_ns(const struct ly_ctx *ctx, const char *ns)
792{
793 LY_CHECK_ARG_RET(ctx, ctx, ns, NULL);
Radek Krejci0bcdaed2019-01-10 10:21:34 +0100794 return ly_ctx_get_module_latest_by(ctx, ns, offsetof(struct lys_module, ns));
Radek Krejcib7db73a2018-10-24 14:18:40 +0200795}
796
797/**
798 * @brief Unifying function for ly_ctx_get_module_implemented() and ly_ctx_get_module_implemented_ns()
799 * @param[in] ctx Context where to search.
800 * @param[in] key Name or Namespace as a search key.
Radek Krejci0ad51f12020-07-16 12:08:12 +0200801 * @param[in] key_size Optional length of the @p key. If zero, NULL-terminated key is expected.
Radek Krejci0bcdaed2019-01-10 10:21:34 +0100802 * @param[in] key_offset Key's offset in struct lys_module to get value from the context's modules to match with the key.
Radek Krejcib7db73a2018-10-24 14:18:40 +0200803 * @return Matching module if any.
804 */
Radek Krejci0af46292019-01-11 16:02:31 +0100805static struct lys_module *
Radek Krejci0ad51f12020-07-16 12:08:12 +0200806ly_ctx_get_module_implemented_by(const struct ly_ctx *ctx, const char *key, size_t key_size, size_t key_offset)
Radek Krejcib7db73a2018-10-24 14:18:40 +0200807{
Radek Krejci0af46292019-01-11 16:02:31 +0100808 struct lys_module *mod;
Radek Krejci1deb5be2020-08-26 16:43:36 +0200809 uint32_t index = 0;
Radek Krejcib7db73a2018-10-24 14:18:40 +0200810
Radek Krejci0ad51f12020-07-16 12:08:12 +0200811 while ((mod = ly_ctx_get_module_by_iter(ctx, key, key_size, key_offset, &index))) {
Radek Krejci0bcdaed2019-01-10 10:21:34 +0100812 if (mod->implemented) {
Radek Krejcib7db73a2018-10-24 14:18:40 +0200813 return mod;
814 }
815 }
816
817 return NULL;
818}
819
Radek Krejci0af46292019-01-11 16:02:31 +0100820API struct lys_module *
Radek Krejcib7db73a2018-10-24 14:18:40 +0200821ly_ctx_get_module_implemented(const struct ly_ctx *ctx, const char *name)
822{
823 LY_CHECK_ARG_RET(ctx, ctx, name, NULL);
Radek Krejci0ad51f12020-07-16 12:08:12 +0200824 return ly_ctx_get_module_implemented_by(ctx, name, 0, offsetof(struct lys_module, name));
825}
826
827struct lys_module *
828ly_ctx_get_module_implemented2(const struct ly_ctx *ctx, const char *name, size_t name_len)
829{
830 LY_CHECK_ARG_RET(ctx, ctx, name, NULL);
831 return ly_ctx_get_module_implemented_by(ctx, name, name_len, offsetof(struct lys_module, name));
Radek Krejcib7db73a2018-10-24 14:18:40 +0200832}
833
Radek Krejci0af46292019-01-11 16:02:31 +0100834API struct lys_module *
Radek Krejcib7db73a2018-10-24 14:18:40 +0200835ly_ctx_get_module_implemented_ns(const struct ly_ctx *ctx, const char *ns)
836{
837 LY_CHECK_ARG_RET(ctx, ctx, ns, NULL);
Radek Krejci0ad51f12020-07-16 12:08:12 +0200838 return ly_ctx_get_module_implemented_by(ctx, ns, 0, offsetof(struct lys_module, ns));
Radek Krejcib7db73a2018-10-24 14:18:40 +0200839}
840
Michal Vasko8dc31992021-02-22 10:30:47 +0100841/**
842 * @brief Try to find a submodule in a module.
843 *
844 * @param[in] module Module where to search in.
845 * @param[in] submodule Name of the submodule to find.
846 * @param[in] revision Revision of the submodule to find. NULL for submodule with no revision.
847 * @param[in] latest Ignore @p revision and look for the latest revision.
848 * @return Pointer to the specified submodule if it is present in the context.
849 */
850static const struct lysp_submodule *
851_ly_ctx_get_submodule2(const struct lys_module *module, const char *submodule, const char *revision, ly_bool latest)
Radek Krejcid33273d2018-10-25 14:55:52 +0200852{
Radek Krejcid33273d2018-10-25 14:55:52 +0200853 struct lysp_include *inc;
Michal Vaskofd69e1d2020-07-03 11:57:17 +0200854 LY_ARRAY_COUNT_TYPE u;
Radek Krejcid33273d2018-10-25 14:55:52 +0200855
Michal Vasko8dc31992021-02-22 10:30:47 +0100856 LY_CHECK_ARG_RET(NULL, module, module->parsed, submodule, NULL);
Michal Vaskoc3781c32020-10-06 14:04:08 +0200857
Michal Vasko8dc31992021-02-22 10:30:47 +0100858 LY_ARRAY_FOR(module->parsed->includes, u) {
859 if (module->parsed->includes[u].submodule && !strcmp(submodule, module->parsed->includes[u].submodule->name)) {
860 inc = &module->parsed->includes[u];
861
862 if (latest && inc->submodule->latest_revision) {
863 /* latest revision */
864 return inc->submodule;
865 } else if (!revision && !inc->submodule->revs) {
866 /* no revision */
867 return inc->submodule;
868 } else if (revision && inc->submodule->revs && !strcmp(revision, inc->submodule->revs[0].date)) {
869 /* specific revision */
870 return inc->submodule;
871 }
Michal Vaskoc3781c32020-10-06 14:04:08 +0200872 }
Michal Vaskoc3781c32020-10-06 14:04:08 +0200873 }
Radek Krejcifaa1eac2018-10-30 14:34:55 +0100874
Michal Vasko8dc31992021-02-22 10:30:47 +0100875 return NULL;
876}
877
878/**
879 * @brief Try to find a submodule in the context.
880 *
881 * @param[in] ctx Context where to search in.
882 * @param[in] submodule Name of the submodule to find.
883 * @param[in] revision Revision of the submodule to find. NULL for submodule with no revision.
884 * @param[in] latest Ignore @p revision and look for the latest revision.
885 * @return Pointer to the specified submodule if it is present in the context.
886 */
887static const struct lysp_submodule *
888_ly_ctx_get_submodule(const struct ly_ctx *ctx, const char *submodule, const char *revision, ly_bool latest)
889{
890 const struct lys_module *mod;
891 const struct lysp_submodule *submod = NULL;
892 uint32_t v;
893
894 LY_CHECK_ARG_RET(ctx, ctx, submodule, NULL);
895
Radek Krejcifaa1eac2018-10-30 14:34:55 +0100896 for (v = 0; v < ctx->list.count; ++v) {
897 mod = ctx->list.objs[v];
Radek Krejcid33273d2018-10-25 14:55:52 +0200898 if (!mod->parsed) {
899 continue;
900 }
901
Michal Vasko8dc31992021-02-22 10:30:47 +0100902 submod = _ly_ctx_get_submodule2(mod, submodule, revision, latest);
903 if (submod) {
Michal Vaskoc3781c32020-10-06 14:04:08 +0200904 break;
905 }
Radek Krejcid33273d2018-10-25 14:55:52 +0200906 }
907
Michal Vasko8dc31992021-02-22 10:30:47 +0100908 return submod;
909}
910
911API const struct lysp_submodule *
912ly_ctx_get_submodule(const struct ly_ctx *ctx, const char *submodule, const char *revision)
913{
914 return _ly_ctx_get_submodule(ctx, submodule, revision, 0);
915}
916
917API const struct lysp_submodule *
918ly_ctx_get_submodule_latest(const struct ly_ctx *ctx, const char *submodule)
919{
920 return _ly_ctx_get_submodule(ctx, submodule, NULL, 1);
921}
922
923API const struct lysp_submodule *
924ly_ctx_get_submodule2(const struct lys_module *module, const char *submodule, const char *revision)
925{
926 return _ly_ctx_get_submodule2(module, submodule, revision, 0);
927}
928
929API const struct lysp_submodule *
930ly_ctx_get_submodule2_latest(const struct lys_module *module, const char *submodule)
931{
932 return _ly_ctx_get_submodule2(module, submodule, NULL, 1);
Radek Krejcid33273d2018-10-25 14:55:52 +0200933}
934
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200935API void
Radek Krejcie9e987e2018-10-31 12:50:27 +0100936ly_ctx_reset_latests(struct ly_ctx *ctx)
937{
Radek Krejcie9e987e2018-10-31 12:50:27 +0100938 struct lys_module *mod;
939
Radek Krejci7eb54ba2020-05-18 16:30:04 +0200940 for (uint32_t v = 0; v < ctx->list.count; ++v) {
941 mod = ctx->list.objs[v];
Radek Krejci0bcdaed2019-01-10 10:21:34 +0100942 if (mod->latest_revision == 2) {
943 mod->latest_revision = 1;
Radek Krejcie9e987e2018-10-31 12:50:27 +0100944 }
Radek Krejci0bcdaed2019-01-10 10:21:34 +0100945 if (mod->parsed && mod->parsed->includes) {
Michal Vaskofd69e1d2020-07-03 11:57:17 +0200946 for (LY_ARRAY_COUNT_TYPE u = 0; u < LY_ARRAY_COUNT(mod->parsed->includes); ++u) {
Radek Krejci7eb54ba2020-05-18 16:30:04 +0200947 if (mod->parsed->includes[u].submodule->latest_revision == 2) {
948 mod->parsed->includes[u].submodule->latest_revision = 1;
Radek Krejcie9e987e2018-10-31 12:50:27 +0100949 }
950 }
951 }
952 }
953}
954
Michal Vaskode79e222020-08-10 11:55:46 +0200955API uint32_t
Radek Krejci0a60f1d2020-10-26 22:24:43 +0100956ly_ctx_internal_modules_count(const struct ly_ctx *ctx)
Michal Vaskode79e222020-08-10 11:55:46 +0200957{
958 if (!ctx) {
959 return 0;
960 }
961
Michal Vasko25d6ad02020-10-22 12:20:22 +0200962 if (ctx->flags & LY_CTX_NO_YANGLIBRARY) {
Michal Vaskode79e222020-08-10 11:55:46 +0200963 return LY_INTERNAL_MODS_COUNT - 2;
964 } else {
965 return LY_INTERNAL_MODS_COUNT;
966 }
967}
968
Michal Vasko57c10cd2020-05-27 15:57:11 +0200969static LY_ERR
Michal Vasko7b1ad1a2020-11-02 15:41:27 +0100970ylib_feature(struct lyd_node *parent, const struct lysp_module *pmod)
Michal Vasko57c10cd2020-05-27 15:57:11 +0200971{
Michal Vasko7b1ad1a2020-11-02 15:41:27 +0100972 LY_ARRAY_COUNT_TYPE u;
973 struct lysp_feature *f;
Michal Vasko57c10cd2020-05-27 15:57:11 +0200974
Michal Vasko7b1ad1a2020-11-02 15:41:27 +0100975 if (!pmod->mod->implemented) {
Michal Vasko57c10cd2020-05-27 15:57:11 +0200976 /* no features can be enabled */
977 return LY_SUCCESS;
978 }
979
Michal Vasko7b1ad1a2020-11-02 15:41:27 +0100980 LY_ARRAY_FOR(pmod->features, struct lysp_feature, f) {
981 if (!(f->flags & LYS_FENABLED)) {
Michal Vasko57c10cd2020-05-27 15:57:11 +0200982 continue;
983 }
984
Radek Krejci41ac9942020-11-02 14:47:56 +0100985 LY_CHECK_RET(lyd_new_term(parent, NULL, "feature", f->name, 0, NULL));
Michal Vasko7b1ad1a2020-11-02 15:41:27 +0100986 }
987
988 LY_ARRAY_FOR(pmod->includes, u) {
989 LY_ARRAY_FOR(pmod->includes[u].submodule->features, struct lysp_feature, f) {
990 if (!(f->flags & LYS_FENABLED)) {
991 continue;
992 }
993
Radek Krejci41ac9942020-11-02 14:47:56 +0100994 LY_CHECK_RET(lyd_new_term(parent, NULL, "feature", f->name, 0, NULL));
Michal Vasko7b1ad1a2020-11-02 15:41:27 +0100995 }
Michal Vasko57c10cd2020-05-27 15:57:11 +0200996 }
997
998 return LY_SUCCESS;
999}
1000
1001static LY_ERR
Radek Krejci857189e2020-09-01 13:26:36 +02001002ylib_deviation(struct lyd_node *parent, const struct lys_module *cur_mod, ly_bool bis)
Michal Vasko57c10cd2020-05-27 15:57:11 +02001003{
Michal Vaskofd69e1d2020-07-03 11:57:17 +02001004 LY_ARRAY_COUNT_TYPE i;
Michal Vasko57c10cd2020-05-27 15:57:11 +02001005 struct lys_module *mod;
1006
1007 if (!cur_mod->implemented) {
1008 /* no deviations of the module for certain */
1009 return LY_SUCCESS;
1010 }
1011
Michal Vasko7f45cf22020-10-01 12:49:44 +02001012 LY_ARRAY_FOR(cur_mod->deviated_by, i) {
1013 mod = cur_mod->deviated_by[i];
Michal Vasko57c10cd2020-05-27 15:57:11 +02001014
1015 if (bis) {
Radek Krejci41ac9942020-11-02 14:47:56 +01001016 LY_CHECK_RET(lyd_new_term(parent, NULL, "deviation", mod->name, 0, NULL));
Michal Vasko57c10cd2020-05-27 15:57:11 +02001017 } else {
Radek Krejci41ac9942020-11-02 14:47:56 +01001018 LY_CHECK_RET(lyd_new_list(parent, NULL, "deviation", 0, NULL, mod->name,
Radek Krejci0f969882020-08-21 16:56:47 +02001019 (mod->parsed->revs ? mod->parsed->revs[0].date : "")));
Michal Vasko57c10cd2020-05-27 15:57:11 +02001020 }
1021 }
1022
1023 return LY_SUCCESS;
1024}
1025
1026static LY_ERR
Michal Vasko7b1ad1a2020-11-02 15:41:27 +01001027ylib_submodules(struct lyd_node *parent, const struct lysp_module *pmod, ly_bool bis)
Michal Vasko57c10cd2020-05-27 15:57:11 +02001028{
Michal Vasko3a41dff2020-07-15 14:30:28 +02001029 LY_ERR ret;
Michal Vaskofd69e1d2020-07-03 11:57:17 +02001030 LY_ARRAY_COUNT_TYPE i;
Michal Vasko3a41dff2020-07-15 14:30:28 +02001031 struct lyd_node *cont;
Michal Vasko57c10cd2020-05-27 15:57:11 +02001032 struct lysp_submodule *submod;
Michal Vasko3a41dff2020-07-15 14:30:28 +02001033 int r;
Michal Vasko57c10cd2020-05-27 15:57:11 +02001034 char *str;
1035
Michal Vasko7b1ad1a2020-11-02 15:41:27 +01001036 LY_ARRAY_FOR(pmod->includes, i) {
1037 submod = pmod->includes[i].submodule;
Michal Vasko57c10cd2020-05-27 15:57:11 +02001038
1039 if (bis) {
Radek Krejci41ac9942020-11-02 14:47:56 +01001040 LY_CHECK_RET(lyd_new_list(parent, NULL, "submodule", 0, &cont, submod->name));
Michal Vasko57c10cd2020-05-27 15:57:11 +02001041
1042 if (submod->revs) {
Radek Krejci41ac9942020-11-02 14:47:56 +01001043 LY_CHECK_RET(lyd_new_term(cont, NULL, "revision", submod->revs[0].date, 0, NULL));
Michal Vasko57c10cd2020-05-27 15:57:11 +02001044 }
1045 } else {
Radek Krejci41ac9942020-11-02 14:47:56 +01001046 LY_CHECK_RET(lyd_new_list(parent, NULL, "submodule", 0, &cont, submod->name,
Radek Krejci0f969882020-08-21 16:56:47 +02001047 (submod->revs ? submod->revs[0].date : "")));
Michal Vasko57c10cd2020-05-27 15:57:11 +02001048 }
1049
1050 if (submod->filepath) {
Michal Vasko3a41dff2020-07-15 14:30:28 +02001051 r = asprintf(&str, "file://%s", submod->filepath);
Michal Vasko7b1ad1a2020-11-02 15:41:27 +01001052 LY_CHECK_ERR_RET(r == -1, LOGMEM(pmod->mod->ctx), LY_EMEM);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001053
Radek Krejci41ac9942020-11-02 14:47:56 +01001054 ret = lyd_new_term(cont, NULL, bis ? "location" : "schema", str, 0, NULL);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001055 free(str);
Michal Vasko3a41dff2020-07-15 14:30:28 +02001056 LY_CHECK_RET(ret);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001057 }
1058 }
1059
1060 return LY_SUCCESS;
1061}
1062
Michal Vasko3a41dff2020-07-15 14:30:28 +02001063API LY_ERR
Michal Vasko794ab4b2021-03-31 09:42:19 +02001064ly_ctx_get_yanglib_data(const struct ly_ctx *ctx, struct lyd_node **root_p, const char *content_id_format, ...)
Michal Vasko57c10cd2020-05-27 15:57:11 +02001065{
Michal Vasko3a41dff2020-07-15 14:30:28 +02001066 LY_ERR ret;
Michal Vasko57c10cd2020-05-27 15:57:11 +02001067 uint32_t i;
Radek Krejci857189e2020-09-01 13:26:36 +02001068 ly_bool bis = 0;
Radek Krejci1deb5be2020-08-26 16:43:36 +02001069 int r;
Radek Krejcif13b87b2020-12-01 22:02:17 +01001070 char *str;
Michal Vasko57c10cd2020-05-27 15:57:11 +02001071 const struct lys_module *mod;
Michal Vasko3a41dff2020-07-15 14:30:28 +02001072 struct lyd_node *root = NULL, *root_bis = NULL, *cont, *set_bis = NULL;
Michal Vasko794ab4b2021-03-31 09:42:19 +02001073 va_list ap;
Michal Vasko57c10cd2020-05-27 15:57:11 +02001074
Michal Vasko3a41dff2020-07-15 14:30:28 +02001075 LY_CHECK_ARG_RET(ctx, ctx, root_p, LY_EINVAL);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001076
1077 mod = ly_ctx_get_module_implemented(ctx, "ietf-yang-library");
Michal Vasko3a41dff2020-07-15 14:30:28 +02001078 LY_CHECK_ERR_RET(!mod, LOGERR(ctx, LY_EINVAL, "Module \"ietf-yang-library\" is not implemented."), LY_EINVAL);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001079
1080 if (mod->parsed->revs && !strcmp(mod->parsed->revs[0].date, "2016-06-21")) {
1081 bis = 0;
1082 } else if (mod->parsed->revs && !strcmp(mod->parsed->revs[0].date, IETF_YANG_LIB_REV)) {
1083 bis = 1;
1084 } else {
1085 LOGERR(ctx, LY_EINVAL, "Incompatible ietf-yang-library version in context.");
Michal Vasko3a41dff2020-07-15 14:30:28 +02001086 return LY_EINVAL;
Michal Vasko57c10cd2020-05-27 15:57:11 +02001087 }
1088
Radek Krejci41ac9942020-11-02 14:47:56 +01001089 LY_CHECK_GOTO(ret = lyd_new_inner(NULL, mod, "modules-state", 0, &root), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001090
1091 if (bis) {
Radek Krejci41ac9942020-11-02 14:47:56 +01001092 LY_CHECK_GOTO(ret = lyd_new_inner(NULL, mod, "yang-library", 0, &root_bis), error);
1093 LY_CHECK_GOTO(ret = lyd_new_list(root_bis, NULL, "module-set", 0, &set_bis, "complete"), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001094 }
1095
1096 for (i = 0; i < ctx->list.count; ++i) {
1097 mod = ctx->list.objs[i];
Michal Vasko7b1ad1a2020-11-02 15:41:27 +01001098 if (!mod->parsed) {
1099 LOGERR(ctx, LY_ENOTFOUND, "Parsed module \"%s\" missing in the context.", mod->name);
1100 goto error;
1101 }
Michal Vasko57c10cd2020-05-27 15:57:11 +02001102
1103 /*
1104 * deprecated legacy
1105 */
Radek Krejci41ac9942020-11-02 14:47:56 +01001106 LY_CHECK_GOTO(ret = lyd_new_list(root, NULL, "module", 0, &cont, mod->name,
Radek Krejci0f969882020-08-21 16:56:47 +02001107 (mod->parsed->revs ? mod->parsed->revs[0].date : "")), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001108
1109 /* schema */
1110 if (mod->filepath) {
Michal Vasko3a41dff2020-07-15 14:30:28 +02001111 r = asprintf(&str, "file://%s", mod->filepath);
1112 LY_CHECK_ERR_GOTO(r == -1, LOGMEM(ctx); ret = LY_EMEM, error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001113
Radek Krejci41ac9942020-11-02 14:47:56 +01001114 ret = lyd_new_term(cont, NULL, "schema", str, 0, NULL);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001115 free(str);
Michal Vasko3a41dff2020-07-15 14:30:28 +02001116 LY_CHECK_GOTO(ret, error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001117 }
1118
1119 /* namespace */
Radek Krejci41ac9942020-11-02 14:47:56 +01001120 LY_CHECK_GOTO(ret = lyd_new_term(cont, NULL, "namespace", mod->ns, 0, NULL), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001121
1122 /* feature leaf-list */
Michal Vasko7b1ad1a2020-11-02 15:41:27 +01001123 LY_CHECK_GOTO(ret = ylib_feature(cont, mod->parsed), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001124
1125 /* deviation list */
Michal Vasko3a41dff2020-07-15 14:30:28 +02001126 LY_CHECK_GOTO(ret = ylib_deviation(cont, mod, 0), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001127
1128 /* conformance-type */
Radek Krejci41ac9942020-11-02 14:47:56 +01001129 LY_CHECK_GOTO(ret = lyd_new_term(cont, NULL, "conformance-type", mod->implemented ? "implement" : "import", 0,
Michal Vasko69730152020-10-09 16:30:07 +02001130 NULL), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001131
1132 /* submodule list */
Michal Vasko7b1ad1a2020-11-02 15:41:27 +01001133 LY_CHECK_GOTO(ret = ylib_submodules(cont, mod->parsed, 0), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001134
1135 /*
1136 * current revision
1137 */
1138 if (bis) {
1139 /* name and revision */
1140 if (mod->implemented) {
Radek Krejci41ac9942020-11-02 14:47:56 +01001141 LY_CHECK_GOTO(ret = lyd_new_list(set_bis, NULL, "module", 0, &cont, mod->name), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001142
1143 if (mod->parsed->revs) {
Radek Krejci41ac9942020-11-02 14:47:56 +01001144 LY_CHECK_GOTO(ret = lyd_new_term(cont, NULL, "revision", mod->parsed->revs[0].date, 0, NULL), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001145 }
1146 } else {
Radek Krejci41ac9942020-11-02 14:47:56 +01001147 LY_CHECK_GOTO(ret = lyd_new_list(set_bis, NULL, "import-only-module", 0, &cont, mod->name,
Radek Krejci0f969882020-08-21 16:56:47 +02001148 (mod->parsed->revs ? mod->parsed->revs[0].date : "")), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001149 }
1150
1151 /* namespace */
Radek Krejci41ac9942020-11-02 14:47:56 +01001152 LY_CHECK_GOTO(ret = lyd_new_term(cont, NULL, "namespace", mod->ns, 0, NULL), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001153
1154 /* location */
1155 if (mod->filepath) {
Michal Vasko3a41dff2020-07-15 14:30:28 +02001156 r = asprintf(&str, "file://%s", mod->filepath);
1157 LY_CHECK_ERR_GOTO(r == -1, LOGMEM(ctx); ret = LY_EMEM, error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001158
Radek Krejcid68ba1b2020-11-09 17:40:11 +01001159 ret = lyd_new_term(cont, NULL, "location", str, 0, NULL);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001160 free(str);
Michal Vasko3a41dff2020-07-15 14:30:28 +02001161 LY_CHECK_GOTO(ret, error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001162 }
1163
1164 /* submodule list */
Michal Vasko7b1ad1a2020-11-02 15:41:27 +01001165 LY_CHECK_GOTO(ret = ylib_submodules(cont, mod->parsed, 1), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001166
1167 /* feature list */
Michal Vasko7b1ad1a2020-11-02 15:41:27 +01001168 LY_CHECK_GOTO(ret = ylib_feature(cont, mod->parsed), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001169
1170 /* deviation */
Michal Vasko3a41dff2020-07-15 14:30:28 +02001171 LY_CHECK_GOTO(ret = ylib_deviation(cont, mod, 1), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001172 }
1173 }
1174
1175 /* IDs */
Michal Vasko794ab4b2021-03-31 09:42:19 +02001176 va_start(ap, content_id_format);
1177 r = vasprintf(&str, content_id_format, ap);
1178 va_end(ap);
Radek Krejcif13b87b2020-12-01 22:02:17 +01001179 LY_CHECK_ERR_GOTO(r == -1, LOGMEM(ctx); ret = LY_EMEM, error);
1180 ret = lyd_new_term(root, NULL, "module-set-id", str, 0, NULL);
1181 LY_CHECK_ERR_GOTO(ret, free(str), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001182
1183 if (bis) {
1184 /* create one complete schema */
Radek Krejcif13b87b2020-12-01 22:02:17 +01001185 LY_CHECK_ERR_GOTO(ret = lyd_new_list(root_bis, NULL, "schema", 0, &cont, "complete"), free(str), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001186
Radek Krejcif13b87b2020-12-01 22:02:17 +01001187 LY_CHECK_ERR_GOTO(ret = lyd_new_term(cont, NULL, "module-set", "complete", 0, NULL), free(str), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001188
1189 /* content-id */
Radek Krejcif13b87b2020-12-01 22:02:17 +01001190 LY_CHECK_ERR_GOTO(ret = lyd_new_term(root_bis, NULL, "content-id", str, 0, NULL), free(str), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001191 }
Radek Krejcif13b87b2020-12-01 22:02:17 +01001192 free(str);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001193
1194 if (root_bis) {
Michal Vaskob104f112020-07-17 09:54:54 +02001195 if (lyd_insert_sibling(root, root_bis, &root)) {
Michal Vasko57c10cd2020-05-27 15:57:11 +02001196 goto error;
1197 }
Michal Vaskob104f112020-07-17 09:54:54 +02001198 root_bis = NULL;
Michal Vasko57c10cd2020-05-27 15:57:11 +02001199 }
1200
Michal Vasko3a41dff2020-07-15 14:30:28 +02001201 LY_CHECK_GOTO(ret = lyd_validate_all(&root, NULL, LYD_VALIDATE_PRESENT, NULL), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001202
Michal Vasko3a41dff2020-07-15 14:30:28 +02001203 *root_p = root;
1204 return LY_SUCCESS;
Michal Vasko57c10cd2020-05-27 15:57:11 +02001205
1206error:
1207 lyd_free_all(root);
1208 lyd_free_all(root_bis);
Michal Vasko3a41dff2020-07-15 14:30:28 +02001209 return ret;
Michal Vasko57c10cd2020-05-27 15:57:11 +02001210}
1211
Radek Krejcie9e987e2018-10-31 12:50:27 +01001212API void
Radek Krejci90ed21e2021-04-12 14:47:46 +02001213ly_ctx_destroy(struct ly_ctx *ctx)
Radek Krejci0af5f5d2018-09-07 15:00:30 +02001214{
Michal Vasko65333882021-06-10 14:12:16 +02001215 struct lys_module *mod;
1216
Radek Krejci418823a2018-09-20 16:42:13 +02001217 if (!ctx) {
1218 return;
1219 }
Radek Krejci0af5f5d2018-09-07 15:00:30 +02001220
1221 /* models list */
Michal Vaskod989ba02020-08-24 10:59:24 +02001222 for ( ; ctx->list.count; ctx->list.count--) {
Michal Vasko65333882021-06-10 14:12:16 +02001223 mod = ctx->list.objs[ctx->list.count - 1];
1224
Radek Krejci0af5f5d2018-09-07 15:00:30 +02001225 /* remove the module */
Michal Vasko65333882021-06-10 14:12:16 +02001226 if (mod->implemented) {
1227 mod->implemented = 0;
1228 lysc_module_free(mod->compiled);
1229 mod->compiled = NULL;
1230 }
Radek Krejci90ed21e2021-04-12 14:47:46 +02001231 lys_module_free(ctx->list.objs[ctx->list.count - 1]);
Radek Krejci0af5f5d2018-09-07 15:00:30 +02001232 }
1233 free(ctx->list.objs);
1234
1235 /* search paths list */
Radek Krejcia40f21b2018-09-18 10:42:08 +02001236 ly_set_erase(&ctx->search_paths, free);
Radek Krejci0af5f5d2018-09-07 15:00:30 +02001237
1238 /* clean the error list */
1239 ly_err_clean(ctx, 0);
1240 pthread_key_delete(ctx->errlist_key);
1241
Radek Krejci0af5f5d2018-09-07 15:00:30 +02001242 /* dictionary */
1243 lydict_clean(&ctx->dict);
1244
Michal Vasko11f76c82021-04-15 14:36:14 +02001245 /* LYB hash lock */
1246 pthread_mutex_destroy(&ctx->lyb_hash_lock);
1247
Radek Krejci0af5f5d2018-09-07 15:00:30 +02001248 /* plugins - will be removed only if this is the last context */
Radek Krejci3e6632f2021-03-22 22:08:21 +01001249 lyplg_clean();
Radek Krejci0af5f5d2018-09-07 15:00:30 +02001250
1251 free(ctx);
1252}