blob: 328de4014901d9f733a24260f44ef682aae82f8d [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)) {
Michal Vasko6e63ca92021-06-24 09:22:44 +020090 LOGVRB("Search directory string \"%s\" canonized to \"%s\".", search_dir, new_dir);
Radek Krejci3a077b92019-04-09 17:10:35 +020091 }
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
Michal Vaskoa51ef072021-07-02 10:40:30 +0200190API 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 LY_ERR ret = LY_SUCCESS;
Radek Krejcied5acc52019-04-25 15:57:04 +0200195
196 LY_CHECK_ARG_RET(ctx, ctx, name, NULL);
197
Michal Vaskodd992582021-06-10 14:34:57 +0200198 /* load and parse */
Michal Vasko22b26222021-07-30 11:16:47 +0200199 ret = lys_parse_load(ctx, name, revision, &ctx->unres.creating, &mod);
Michal Vaskodd992582021-06-10 14:34:57 +0200200 LY_CHECK_GOTO(ret, cleanup);
Michal Vasko4e205e82021-06-08 14:01:47 +0200201
202 /* implement */
Michal Vasko22b26222021-07-30 11:16:47 +0200203 ret = _lys_set_implemented(mod, features, &ctx->unres);
Michal Vasko65333882021-06-10 14:12:16 +0200204 LY_CHECK_GOTO(ret, cleanup);
Michal Vasko405cc9e2020-12-01 12:01:27 +0100205
Michal Vaskof4258e12021-06-15 12:11:42 +0200206 if (!(ctx->flags & LY_CTX_EXPLICIT_COMPILE)) {
207 /* create dep set for the module and mark all the modules that will be (re)compiled */
Michal Vasko22b26222021-07-30 11:16:47 +0200208 LY_CHECK_GOTO(ret = lys_unres_dep_sets_create(ctx, &ctx->unres.dep_sets, mod), cleanup);
Michal Vaskof4258e12021-06-15 12:11:42 +0200209
Michal Vasko709f9a52021-07-21 10:51:59 +0200210 /* (re)compile the whole dep set (other dep sets will have no modules marked for compilation) */
Michal Vasko22b26222021-07-30 11:16:47 +0200211 LY_CHECK_GOTO(ret = lys_compile_depset_all(ctx, &ctx->unres), cleanup);
212
213 /* unres resolved */
214 lys_unres_glob_erase(&ctx->unres);
Michal Vaskof4258e12021-06-15 12:11:42 +0200215 }
216
Michal Vasko405cc9e2020-12-01 12:01:27 +0100217cleanup:
218 if (ret) {
Michal Vasko22b26222021-07-30 11:16:47 +0200219 lys_unres_glob_revert(ctx, &ctx->unres);
220 lys_unres_glob_erase(&ctx->unres);
Michal Vaskodf6319c2021-06-10 14:41:05 +0200221 mod = NULL;
Michal Vasko405cc9e2020-12-01 12:01:27 +0100222 }
Michal Vaskodf6319c2021-06-10 14:41:05 +0200223 return mod;
Radek Krejcied5acc52019-04-25 15:57:04 +0200224}
225
226API LY_ERR
Radek Krejci1deb5be2020-08-26 16:43:36 +0200227ly_ctx_new(const char *search_dir, uint16_t options, struct ly_ctx **new_ctx)
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200228{
229 struct ly_ctx *ctx = NULL;
230 struct lys_module *module;
231 char *search_dir_list;
232 char *sep, *dir;
Michal Vaskode79e222020-08-10 11:55:46 +0200233 uint32_t i;
Michal Vasko63f3d842020-07-08 10:10:14 +0200234 struct ly_in *in = NULL;
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200235 LY_ERR rc = LY_SUCCESS;
Michal Vasko405cc9e2020-12-01 12:01:27 +0100236 struct lys_glob_unres unres = {0};
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200237
Radek Krejcied5acc52019-04-25 15:57:04 +0200238 LY_CHECK_ARG_RET(NULL, new_ctx, LY_EINVAL);
239
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200240 ctx = calloc(1, sizeof *ctx);
Michal Vasko88497502021-06-10 14:41:51 +0200241 LY_CHECK_ERR_GOTO(!ctx, LOGMEM(NULL); rc = LY_EMEM, cleanup);
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200242
243 /* dictionary */
244 lydict_init(&ctx->dict);
245
246 /* plugins */
Michal Vasko88497502021-06-10 14:41:51 +0200247 LY_CHECK_ERR_GOTO(lyplg_init(), LOGINT(NULL); rc = LY_EINT, cleanup);
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200248
Radek Krejciaddfc9a2020-12-17 20:46:35 +0100249 /* initialize thread-specific keys */
Radek Krejci1e008d22020-08-17 11:37:37 +0200250 while ((pthread_key_create(&ctx->errlist_key, ly_err_free)) == EAGAIN) {}
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200251
Michal Vasko11f76c82021-04-15 14:36:14 +0200252 /* init LYB hash lock */
253 pthread_mutex_init(&ctx->lyb_hash_lock, NULL);
254
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200255 /* models list */
256 ctx->flags = options;
257 if (search_dir) {
258 search_dir_list = strdup(search_dir);
Michal Vasko88497502021-06-10 14:41:51 +0200259 LY_CHECK_ERR_GOTO(!search_dir_list, LOGMEM(NULL); rc = LY_EMEM, cleanup);
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200260
261 for (dir = search_dir_list; (sep = strchr(dir, ':')) != NULL && rc == LY_SUCCESS; dir = sep + 1) {
262 *sep = 0;
263 rc = ly_ctx_set_searchdir(ctx, dir);
Radek Krejci14946ab2018-09-20 13:42:06 +0200264 if (rc == LY_EEXIST) {
265 /* ignore duplication */
266 rc = LY_SUCCESS;
267 }
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200268 }
Michal Vasko69730152020-10-09 16:30:07 +0200269 if (*dir && (rc == LY_SUCCESS)) {
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200270 rc = ly_ctx_set_searchdir(ctx, dir);
Radek Krejci14946ab2018-09-20 13:42:06 +0200271 if (rc == LY_EEXIST) {
272 /* ignore duplication */
273 rc = LY_SUCCESS;
274 }
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200275 }
276 free(search_dir_list);
277
278 /* If ly_ctx_set_searchdir() failed, the error is already logged. Just exit */
Michal Vasko88497502021-06-10 14:41:51 +0200279 LY_CHECK_GOTO(rc, cleanup);
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200280 }
Michal Vasko794ab4b2021-03-31 09:42:19 +0200281 ctx->change_count = 1;
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200282
Michal Vasko9434ec52021-04-19 11:30:55 +0200283 if (!(options & LY_CTX_EXPLICIT_COMPILE)) {
284 /* use it for creating the initial context */
285 ctx->flags |= LY_CTX_EXPLICIT_COMPILE;
286 }
287
Michal Vasko63f3d842020-07-08 10:10:14 +0200288 /* create dummy in */
289 rc = ly_in_new_memory(internal_modules[0].data, &in);
Michal Vasko88497502021-06-10 14:41:51 +0200290 LY_CHECK_GOTO(rc, cleanup);
Michal Vasko63f3d842020-07-08 10:10:14 +0200291
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200292 /* load internal modules */
Michal Vasko25d6ad02020-10-22 12:20:22 +0200293 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 +0200294 ly_in_memory(in, internal_modules[i].data);
Michal Vaskodd992582021-06-10 14:34:57 +0200295 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 +0200296 if (internal_modules[i].implemented || (ctx->flags & LY_CTX_ALL_IMPLEMENTED)) {
Michal Vasko88497502021-06-10 14:41:51 +0200297 LY_CHECK_GOTO(rc = lys_implement(module, NULL, &unres), cleanup);
Michal Vasko4e205e82021-06-08 14:01:47 +0200298 }
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200299 }
300
Michal Vasko9434ec52021-04-19 11:30:55 +0200301 if (!(options & LY_CTX_EXPLICIT_COMPILE)) {
302 /* compile now */
Michal Vasko88497502021-06-10 14:41:51 +0200303 LY_CHECK_GOTO(rc = ly_ctx_compile(ctx), cleanup);
Michal Vasko9434ec52021-04-19 11:30:55 +0200304 ctx->flags &= ~LY_CTX_EXPLICIT_COMPILE;
305 }
306
Michal Vasko88497502021-06-10 14:41:51 +0200307cleanup:
Michal Vasko63f3d842020-07-08 10:10:14 +0200308 ly_in_free(in, 0);
Michal Vaskof4258e12021-06-15 12:11:42 +0200309 lys_unres_glob_erase(&unres);
Michal Vaskodf6319c2021-06-10 14:41:05 +0200310 if (rc) {
311 ly_ctx_destroy(ctx);
312 } else {
313 *new_ctx = ctx;
314 }
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200315 return rc;
316}
Radek Krejci0f969882020-08-21 16:56:47 +0200317
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200318static LY_ERR
319ly_ctx_new_yl_legacy(struct ly_ctx *ctx, struct lyd_node *yltree)
320{
321 struct lyd_node *module, *node;
322 struct ly_set *set;
323 const char **feature_arr = NULL;
324 const char *name = NULL, *revision = NULL;
325 struct ly_set features = {0};
326 ly_bool imported = 0;
327 const struct lys_module *mod;
328 LY_ERR ret = LY_SUCCESS;
329
330 LY_CHECK_RET(ret = lyd_find_xpath(yltree, "/ietf-yang-library:yang-library/modules-state/module", &set));
331
332 /* process the data tree */
333 for (uint32_t i = 0; i < set->count; ++i) {
334 module = set->dnodes[i];
335
336 /* initiate */
337 revision = NULL;
338 name = NULL;
339 imported = 0;
340
341 LY_LIST_FOR(lyd_child(module), node) {
342 if (!strcmp(node->schema->name, "name")) {
Radek Krejci6d5ba0c2021-04-26 07:49:59 +0200343 name = lyd_get_value(node);
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200344 } else if (!strcmp(node->schema->name, "revision")) {
Radek Krejci6d5ba0c2021-04-26 07:49:59 +0200345 revision = lyd_get_value(node);
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200346 } else if (!strcmp(node->schema->name, "feature")) {
347 LY_CHECK_GOTO(ret = ly_set_add(&features, node, 0, NULL), cleanup);
348 } else if (!strcmp(node->schema->name, "conformance-type") &&
Radek Krejci6d5ba0c2021-04-26 07:49:59 +0200349 !strcmp(lyd_get_value(node), "import")) {
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200350 /* imported module - skip it, it will be loaded as a side effect
351 * of loading another module */
352 imported = 1;
353 break;
354 }
355 }
356
357 if (imported) {
358 continue;
359 }
360
361 feature_arr = malloc((features.count + 1) * sizeof *feature_arr);
362 LY_CHECK_ERR_GOTO(!feature_arr, ret = LY_EMEM, cleanup);
363
364 /* Parse features into an array of strings */
365 for (uint32_t u = 0; u < features.count; u++) {
Radek Krejci6d5ba0c2021-04-26 07:49:59 +0200366 feature_arr[u] = lyd_get_value(features.dnodes[u]);
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200367 }
368 feature_arr[features.count] = NULL;
369 ly_set_clean(&features, free);
370
371 /* use the gathered data to load the module */
372 mod = ly_ctx_load_module(ctx, name, revision, feature_arr);
373 free(feature_arr);
374 if (!mod) {
375 LOGERR(ctx, LY_EINVAL, "Unable to load module specified by yang library data.");
376 ly_set_free(set, free);
377 return LY_EINVAL;
378 }
379 }
380
381cleanup:
382 ly_set_clean(&features, free);
383 ly_set_free(set, free);
384 return ret;
385}
386
387static LY_ERR
388ly_ctx_new_yl_common(const char *search_dir, const char *input, LYD_FORMAT format, int options,
389 LY_ERR (*parser_func)(const struct ly_ctx *, const char *, LYD_FORMAT, uint32_t, uint32_t, struct lyd_node **),
390 struct ly_ctx **ctx)
391{
392 const char *name = NULL, *revision = NULL;
393 struct lyd_node *module, *node;
394 struct lyd_node *yltree = NULL;
395 struct ly_set *set = NULL;
396 const char **feature_arr = NULL;
397 struct ly_set features = {0};
398 LY_ERR ret = LY_SUCCESS;
399 const struct lys_module *mod;
400 struct ly_ctx *ctx_yl = NULL, *ctx_new = NULL;
Michal Vaskoad8d0f52021-04-26 13:21:24 +0200401 ly_bool no_expl_compile = 0;
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200402
403 /* create a seperate context in case it is LY_CTX_NO_YANGLIBRARY since it needs it for parsing */
404 if (options & LY_CTX_NO_YANGLIBRARY) {
405 LY_CHECK_GOTO(ret = ly_ctx_new(search_dir, 0, &ctx_yl), cleanup);
406 LY_CHECK_GOTO(ret = ly_ctx_new(search_dir, options, &ctx_new), cleanup);
407 } else {
Michal Vaskoad8d0f52021-04-26 13:21:24 +0200408 LY_CHECK_GOTO(ret = ly_ctx_new(search_dir, options, &ctx_new), cleanup);
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200409 }
410
411 /* parse yang library data tree */
Michal Vaskoad8d0f52021-04-26 13:21:24 +0200412 LY_CHECK_GOTO(ret = parser_func(ctx_yl ? ctx_yl : ctx_new, input, format, 0, LYD_VALIDATE_PRESENT, &yltree), cleanup);
413
414 /* redundant to compile modules one-by-one */
415 if (!(options & LY_CTX_EXPLICIT_COMPILE)) {
416 ctx_new->flags |= LY_CTX_EXPLICIT_COMPILE;
417 no_expl_compile = 1;
418 }
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200419
420 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 +0200421 if (set->count == 0) {
422 /* perhaps a legacy data tree? */
423 LY_CHECK_GOTO(ret = ly_ctx_new_yl_legacy(ctx_new, yltree), cleanup);
424 } else {
425 /* process the data tree */
426 for (uint32_t i = 0; i < set->count; ++i) {
427 module = set->dnodes[i];
428
429 /* initiate */
430 name = NULL;
431 revision = NULL;
432
433 /* Iterate over data */
434 LY_LIST_FOR(lyd_child(module), node) {
435 if (!strcmp(node->schema->name, "name")) {
Radek Krejci6d5ba0c2021-04-26 07:49:59 +0200436 name = lyd_get_value(node);
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200437 } else if (!strcmp(node->schema->name, "revision")) {
Radek Krejci6d5ba0c2021-04-26 07:49:59 +0200438 revision = lyd_get_value(node);
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200439 } else if (!strcmp(node->schema->name, "feature")) {
440 LY_CHECK_GOTO(ret = ly_set_add(&features, node, 0, NULL), cleanup);
441 }
442 }
443
444 feature_arr = malloc((features.count + 1) * sizeof *feature_arr);
445 LY_CHECK_ERR_GOTO(!feature_arr, ret = LY_EMEM, cleanup);
446
447 /* Parse features into an array of strings */
448 for (uint32_t u = 0; u < features.count; u++) {
Radek Krejci6d5ba0c2021-04-26 07:49:59 +0200449 feature_arr[u] = lyd_get_value(features.dnodes[u]);
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200450 }
451 feature_arr[features.count] = NULL;
452 ly_set_clean(&features, NULL);
453
454 /* use the gathered data to load the module */
455 mod = ly_ctx_load_module(ctx_new, name, revision, feature_arr);
456 free(feature_arr);
457 if (!mod) {
Michal Vaskoad8d0f52021-04-26 13:21:24 +0200458 LOGERR(NULL, LY_EINVAL, "Unable to load module %s@%s specified by yang library data.", name,
459 revision ? revision : "<none>");
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200460 ret = LY_EINVAL;
461 goto cleanup;
462 }
463 }
464 }
465
Michal Vaskoad8d0f52021-04-26 13:21:24 +0200466 /* free data because their context may be recompiled */
467 lyd_free_all(yltree);
468 yltree = NULL;
469
470 /* compile */
471 LY_CHECK_GOTO(ret = ly_ctx_compile(ctx_new), cleanup);
472
473 if (no_expl_compile) {
474 /* unset flag */
475 ctx_new->flags &= ~LY_CTX_EXPLICIT_COMPILE;
476 }
477
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200478cleanup:
479 lyd_free_all(yltree);
480 ly_set_free(set, NULL);
481 ly_set_erase(&features, NULL);
Michal Vaskoad8d0f52021-04-26 13:21:24 +0200482 ly_ctx_destroy(ctx_yl);
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200483 *ctx = ctx_new;
484 if (ret) {
Radek Krejci90ed21e2021-04-12 14:47:46 +0200485 ly_ctx_destroy(*ctx);
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200486 *ctx = NULL;
487 }
488
489 return ret;
490}
491
492API LY_ERR
493ly_ctx_new_ylpath(const char *search_dir, const char *path, LYD_FORMAT format, int options, struct ly_ctx **ctx)
494{
Michal Vasko2104e072021-04-16 11:50:44 +0200495 LY_CHECK_ARG_RET(NULL, path, ctx, LY_EINVAL);
Tadeáš Vintrlík390b2722021-04-07 13:52:45 +0200496 return ly_ctx_new_yl_common(search_dir, path, format, options, lyd_parse_data_path, ctx);
497}
498
499API LY_ERR
500ly_ctx_new_ylmem(const char *search_dir, const char *data, LYD_FORMAT format, int options, struct ly_ctx **ctx)
501{
502 LY_CHECK_ARG_RET(NULL, data, ctx, LY_EINVAL);
503 return ly_ctx_new_yl_common(search_dir, data, format, options, lyd_parse_data_mem, ctx);
504}
505
Michal Vasko01db7de2021-04-16 12:23:30 +0200506API LY_ERR
507ly_ctx_compile(struct ly_ctx *ctx)
508{
Michal Vaskod39bea42021-06-14 10:42:49 +0200509 LY_ERR ret = LY_SUCCESS;
Michal Vasko01db7de2021-04-16 12:23:30 +0200510
511 LY_CHECK_ARG_RET(NULL, ctx, LY_EINVAL);
512
Michal Vaskof4258e12021-06-15 12:11:42 +0200513 /* create dep sets and mark all the modules that will be (re)compiled */
Michal Vasko22b26222021-07-30 11:16:47 +0200514 LY_CHECK_GOTO(ret = lys_unres_dep_sets_create(ctx, &ctx->unres.dep_sets, NULL), cleanup);
Michal Vaskod39bea42021-06-14 10:42:49 +0200515
Michal Vaskof4258e12021-06-15 12:11:42 +0200516 /* (re)compile all the dep sets */
Michal Vasko22b26222021-07-30 11:16:47 +0200517 LY_CHECK_GOTO(ret = lys_compile_depset_all(ctx, &ctx->unres), cleanup);
Michal Vasko01db7de2021-04-16 12:23:30 +0200518
Michal Vaskod39bea42021-06-14 10:42:49 +0200519cleanup:
Michal Vaskof4258e12021-06-15 12:11:42 +0200520 if (ret) {
521 /* revert changes of modules */
Michal Vasko22b26222021-07-30 11:16:47 +0200522 lys_unres_glob_revert(ctx, &ctx->unres);
Michal Vaskof4258e12021-06-15 12:11:42 +0200523 }
Michal Vasko22b26222021-07-30 11:16:47 +0200524 lys_unres_glob_erase(&ctx->unres);
Michal Vaskod39bea42021-06-14 10:42:49 +0200525 return ret;
Michal Vasko01db7de2021-04-16 12:23:30 +0200526}
527
Radek Krejci1deb5be2020-08-26 16:43:36 +0200528API uint16_t
Radek Krejci3fbe89a2018-09-20 13:54:46 +0200529ly_ctx_get_options(const struct ly_ctx *ctx)
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200530{
Radek Krejci3fbe89a2018-09-20 13:54:46 +0200531 LY_CHECK_ARG_RET(ctx, ctx, 0);
Michal Vasko28f1ffe2021-06-15 11:57:23 +0200532
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200533 return ctx->flags;
534}
535
Radek Krejcica828d92018-09-20 14:19:43 +0200536API LY_ERR
Radek Krejci1deb5be2020-08-26 16:43:36 +0200537ly_ctx_set_options(struct ly_ctx *ctx, uint16_t option)
Radek Krejcica828d92018-09-20 14:19:43 +0200538{
Michal Vasko01db7de2021-04-16 12:23:30 +0200539 LY_ERR lyrc = LY_SUCCESS;
Michal Vasko7213ac52021-06-15 11:52:13 +0200540 struct lys_module *mod;
541 uint32_t i;
Radek Krejciddbc4812021-04-13 21:18:02 +0200542
Radek Krejcica828d92018-09-20 14:19:43 +0200543 LY_CHECK_ARG_RET(ctx, ctx, LY_EINVAL);
Michal Vasko25d6ad02020-10-22 12:20:22 +0200544 LY_CHECK_ERR_RET(option & LY_CTX_NO_YANGLIBRARY, LOGARG(ctx, option), LY_EINVAL);
aPiecek9922ea92021-04-12 07:59:20 +0200545
546 if (!(ctx->flags & LY_CTX_SET_PRIV_PARSED) && (option & LY_CTX_SET_PRIV_PARSED)) {
547 ctx->flags |= LY_CTX_SET_PRIV_PARSED;
Michal Vasko7213ac52021-06-15 11:52:13 +0200548 /* recompile the whole context to set the priv pointers */
549 for (i = 0; i < ctx->list.count; ++i) {
550 mod = ctx->list.objs[i];
551 if (mod->implemented) {
552 mod->to_compile = 1;
553 }
554 }
555 lyrc = ly_ctx_compile(ctx);
Michal Vasko01db7de2021-04-16 12:23:30 +0200556 if (lyrc) {
aPiecek9922ea92021-04-12 07:59:20 +0200557 ly_ctx_unset_options(ctx, LY_CTX_SET_PRIV_PARSED);
558 }
559 }
Radek Krejcica828d92018-09-20 14:19:43 +0200560
561 /* set the option(s) */
aPiecek9922ea92021-04-12 07:59:20 +0200562 if (!lyrc) {
563 ctx->flags |= option;
564 }
Radek Krejcica828d92018-09-20 14:19:43 +0200565
aPiecek9922ea92021-04-12 07:59:20 +0200566 return lyrc;
567}
568
569static LY_ERR
570lysc_node_clear_priv_dfs_cb(struct lysc_node *node, void *UNUSED(data), ly_bool *UNUSED(dfs_continue))
571{
572 node->priv = NULL;
Radek Krejcica828d92018-09-20 14:19:43 +0200573 return LY_SUCCESS;
574}
575
aPiecek60d9d672021-04-27 15:49:57 +0200576static void
577lysc_node_clear_all_priv(struct lys_module *mod)
578{
579 LY_ARRAY_COUNT_TYPE u, v;
580
aPiecekafe9ba22021-05-07 10:41:57 +0200581 if (!mod->compiled) {
582 return;
aPiecek60d9d672021-04-27 15:49:57 +0200583 }
584
aPiecekafe9ba22021-05-07 10:41:57 +0200585 /* set NULL for all ::lysc_node.priv pointers in module */
586 lysc_module_dfs_full(mod, lysc_node_clear_priv_dfs_cb, NULL);
587
aPiecek60d9d672021-04-27 15:49:57 +0200588 /* only lys_compile_extension_instance()
589 * can set ::lysp_ext_instance.parsed
590 */
591 if (mod->parsed) {
592 struct lysp_ext_instance *exts_p;
593 exts_p = mod->parsed->exts;
594 LY_ARRAY_FOR(exts_p, u) {
595 if (exts_p[u].parsed) {
596 /* lys_compile_extension_instance() was called */
597 struct lysc_ext_substmt *substmts;
598 struct lysc_node *root;
599 /* set NULL for all ::lysc_node.priv pointers in extensions */
600 substmts = mod->compiled->exts[u].substmts;
601 LY_ARRAY_FOR(substmts, v) {
602 root = *(struct lysc_node **)substmts[v].storage;
603 lysc_tree_dfs_full(root, lysc_node_clear_priv_dfs_cb, NULL);
604 }
605 }
606 }
607 }
608}
609
Radek Krejcica828d92018-09-20 14:19:43 +0200610API LY_ERR
Radek Krejci1deb5be2020-08-26 16:43:36 +0200611ly_ctx_unset_options(struct ly_ctx *ctx, uint16_t option)
Radek Krejcica828d92018-09-20 14:19:43 +0200612{
613 LY_CHECK_ARG_RET(ctx, ctx, LY_EINVAL);
Michal Vasko25d6ad02020-10-22 12:20:22 +0200614 LY_CHECK_ERR_RET(option & LY_CTX_NO_YANGLIBRARY, LOGARG(ctx, option), LY_EINVAL);
Radek Krejcica828d92018-09-20 14:19:43 +0200615
aPiecek9922ea92021-04-12 07:59:20 +0200616 if ((ctx->flags & LY_CTX_SET_PRIV_PARSED) && (option & LY_CTX_SET_PRIV_PARSED)) {
617 struct lys_module *mod;
618 uint32_t index;
619
620 index = 0;
Michal Vaskoa51ef072021-07-02 10:40:30 +0200621 while ((mod = ly_ctx_get_module_iter(ctx, &index))) {
aPiecek60d9d672021-04-27 15:49:57 +0200622 lysc_node_clear_all_priv(mod);
aPiecek9922ea92021-04-12 07:59:20 +0200623 }
624 }
625
Radek Krejcica828d92018-09-20 14:19:43 +0200626 /* unset the option(s) */
627 ctx->flags &= ~option;
628
629 return LY_SUCCESS;
630}
631
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200632API uint16_t
Michal Vasko794ab4b2021-03-31 09:42:19 +0200633ly_ctx_get_change_count(const struct ly_ctx *ctx)
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200634{
Radek Krejci3fbe89a2018-09-20 13:54:46 +0200635 LY_CHECK_ARG_RET(ctx, ctx, 0);
Michal Vasko794ab4b2021-03-31 09:42:19 +0200636
637 return ctx->change_count;
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200638}
639
Radek Krejcid33273d2018-10-25 14:55:52 +0200640API void
641ly_ctx_set_module_imp_clb(struct ly_ctx *ctx, ly_module_imp_clb clb, void *user_data)
642{
Michal Vaskod989ba02020-08-24 10:59:24 +0200643 LY_CHECK_ARG_RET(ctx, ctx, );
Radek Krejcid33273d2018-10-25 14:55:52 +0200644
645 ctx->imp_clb = clb;
646 ctx->imp_clb_data = user_data;
647}
648
649API ly_module_imp_clb
650ly_ctx_get_module_imp_clb(const struct ly_ctx *ctx, void **user_data)
651{
652 LY_CHECK_ARG_RET(ctx, ctx, NULL);
653
654 if (user_data) {
655 *user_data = ctx->imp_clb_data;
656 }
657 return ctx->imp_clb;
658}
659
Michal Vaskoa51ef072021-07-02 10:40:30 +0200660API struct lys_module *
Radek Krejci1deb5be2020-08-26 16:43:36 +0200661ly_ctx_get_module_iter(const struct ly_ctx *ctx, uint32_t *index)
Radek Krejcied5acc52019-04-25 15:57:04 +0200662{
663 LY_CHECK_ARG_RET(ctx, ctx, index, NULL);
664
Michal Vasko2307ff82021-04-16 11:51:18 +0200665 if (*index < ctx->list.count) {
Radek Krejcied5acc52019-04-25 15:57:04 +0200666 return ctx->list.objs[(*index)++];
Radek Krejci2390fb52019-04-30 13:27:43 +0200667 } else {
668 return NULL;
Radek Krejcied5acc52019-04-25 15:57:04 +0200669 }
Radek Krejcied5acc52019-04-25 15:57:04 +0200670}
671
Radek Krejcib7db73a2018-10-24 14:18:40 +0200672/**
673 * @brief Iterate over the modules in the given context. Returned modules must match the given key at the offset of
674 * lysp_module and lysc_module structures (they are supposed to be placed at the same offset in both structures).
675 *
676 * @param[in] ctx Context where to iterate.
677 * @param[in] key Key value to search for.
Radek Krejci0ad51f12020-07-16 12:08:12 +0200678 * @param[in] key_size Optional length of the @p key. If zero, NULL-terminated key is expected.
Radek Krejci0bcdaed2019-01-10 10:21:34 +0100679 * @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 +0200680 * @param[in,out] Iterator to pass between the function calls. On the first call, the variable is supposed to be
681 * initiated to 0. After each call returning a module, the value is greater by 1 than the index of the returned
682 * module in the context.
683 * @return Module matching the given key, NULL if no such module found.
684 */
Radek Krejci0af46292019-01-11 16:02:31 +0100685static struct lys_module *
Radek Krejci1deb5be2020-08-26 16:43:36 +0200686ly_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 +0200687{
Radek Krejci0af46292019-01-11 16:02:31 +0100688 struct lys_module *mod;
Radek Krejcib7db73a2018-10-24 14:18:40 +0200689 const char *value;
690
Michal Vaskod989ba02020-08-24 10:59:24 +0200691 for ( ; *index < ctx->list.count; ++(*index)) {
Radek Krejcib7db73a2018-10-24 14:18:40 +0200692 mod = ctx->list.objs[*index];
Michal Vasko22df3f02020-08-24 13:29:22 +0200693 value = *(const char **)(((int8_t *)(mod)) + key_offset);
Michal Vasko69730152020-10-09 16:30:07 +0200694 if ((!key_size && !strcmp(key, value)) || (key_size && !strncmp(key, value, key_size) && (value[key_size] == '\0'))) {
Radek Krejcib7db73a2018-10-24 14:18:40 +0200695 /* increment index for the next run */
696 ++(*index);
697 return mod;
698 }
699 }
700 /* done */
701 return NULL;
702}
703
704/**
705 * @brief Unifying function for ly_ctx_get_module() and ly_ctx_get_module_ns()
706 * @param[in] ctx Context where to search.
707 * @param[in] key Name or Namespace as a search key.
Radek Krejci0bcdaed2019-01-10 10:21:34 +0100708 * @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 +0200709 * @param[in] revision Revision date to match. If NULL, the matching module must have no revision. To search for the latest
710 * revision module, use ly_ctx_get_module_latest_by().
711 * @return Matching module if any.
712 */
Radek Krejci0af46292019-01-11 16:02:31 +0100713static struct lys_module *
Radek Krejcib7db73a2018-10-24 14:18:40 +0200714ly_ctx_get_module_by(const struct ly_ctx *ctx, const char *key, size_t key_offset, const char *revision)
715{
Radek Krejci0af46292019-01-11 16:02:31 +0100716 struct lys_module *mod;
Radek Krejci1deb5be2020-08-26 16:43:36 +0200717 uint32_t index = 0;
Radek Krejcib7db73a2018-10-24 14:18:40 +0200718
Radek Krejci0ad51f12020-07-16 12:08:12 +0200719 while ((mod = ly_ctx_get_module_by_iter(ctx, key, 0, key_offset, &index))) {
Radek Krejcib7db73a2018-10-24 14:18:40 +0200720 if (!revision) {
Radek Krejci0af46292019-01-11 16:02:31 +0100721 if (!mod->revision) {
Radek Krejcib7db73a2018-10-24 14:18:40 +0200722 /* found requested module without revision */
723 return mod;
724 }
725 } else {
Radek Krejci0af46292019-01-11 16:02:31 +0100726 if (mod->revision && !strcmp(mod->revision, revision)) {
Radek Krejcib7db73a2018-10-24 14:18:40 +0200727 /* found requested module of the specific revision */
728 return mod;
729 }
730 }
731 }
732
733 return NULL;
734}
735
Radek Krejci0af46292019-01-11 16:02:31 +0100736API struct lys_module *
Radek Krejcib7db73a2018-10-24 14:18:40 +0200737ly_ctx_get_module_ns(const struct ly_ctx *ctx, const char *ns, const char *revision)
738{
739 LY_CHECK_ARG_RET(ctx, ctx, ns, NULL);
Radek Krejci0bcdaed2019-01-10 10:21:34 +0100740 return ly_ctx_get_module_by(ctx, ns, offsetof(struct lys_module, ns), revision);
Radek Krejcib7db73a2018-10-24 14:18:40 +0200741}
742
Radek Krejci0af46292019-01-11 16:02:31 +0100743API struct lys_module *
Radek Krejcib7db73a2018-10-24 14:18:40 +0200744ly_ctx_get_module(const struct ly_ctx *ctx, const char *name, const char *revision)
745{
746 LY_CHECK_ARG_RET(ctx, ctx, name, NULL);
Radek Krejci0bcdaed2019-01-10 10:21:34 +0100747 return ly_ctx_get_module_by(ctx, name, offsetof(struct lys_module, name), revision);
Radek Krejcib7db73a2018-10-24 14:18:40 +0200748}
749
750/**
751 * @brief Unifying function for ly_ctx_get_module_latest() and ly_ctx_get_module_latest_ns()
752 * @param[in] ctx Context where to search.
753 * @param[in] key Name or Namespace as a search key.
Radek Krejci0bcdaed2019-01-10 10:21:34 +0100754 * @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 +0200755 * @return Matching module if any.
756 */
Radek Krejci0af46292019-01-11 16:02:31 +0100757static struct lys_module *
Radek Krejcib7db73a2018-10-24 14:18:40 +0200758ly_ctx_get_module_latest_by(const struct ly_ctx *ctx, const char *key, size_t key_offset)
759{
Radek Krejci0af46292019-01-11 16:02:31 +0100760 struct lys_module *mod;
Radek Krejci1deb5be2020-08-26 16:43:36 +0200761 uint32_t index = 0;
Radek Krejcib7db73a2018-10-24 14:18:40 +0200762
Radek Krejci0ad51f12020-07-16 12:08:12 +0200763 while ((mod = ly_ctx_get_module_by_iter(ctx, key, 0, key_offset, &index))) {
aPiecek94d330b2021-08-04 11:57:31 +0200764 if (mod->latest_revision & LYS_MOD_LATEST_REV) {
Radek Krejci9f5e6fb2018-10-25 09:26:12 +0200765 return mod;
Radek Krejcib7db73a2018-10-24 14:18:40 +0200766 }
767 }
768
Radek Krejci9f5e6fb2018-10-25 09:26:12 +0200769 return NULL;
Radek Krejcib7db73a2018-10-24 14:18:40 +0200770}
771
Radek Krejci0af46292019-01-11 16:02:31 +0100772API struct lys_module *
Radek Krejcib7db73a2018-10-24 14:18:40 +0200773ly_ctx_get_module_latest(const struct ly_ctx *ctx, const char *name)
774{
775 LY_CHECK_ARG_RET(ctx, ctx, name, NULL);
Radek Krejci0bcdaed2019-01-10 10:21:34 +0100776 return ly_ctx_get_module_latest_by(ctx, name, offsetof(struct lys_module, name));
Radek Krejcib7db73a2018-10-24 14:18:40 +0200777}
778
Radek Krejci0af46292019-01-11 16:02:31 +0100779API struct lys_module *
Radek Krejcib7db73a2018-10-24 14:18:40 +0200780ly_ctx_get_module_latest_ns(const struct ly_ctx *ctx, const char *ns)
781{
782 LY_CHECK_ARG_RET(ctx, ctx, ns, NULL);
Radek Krejci0bcdaed2019-01-10 10:21:34 +0100783 return ly_ctx_get_module_latest_by(ctx, ns, offsetof(struct lys_module, ns));
Radek Krejcib7db73a2018-10-24 14:18:40 +0200784}
785
786/**
787 * @brief Unifying function for ly_ctx_get_module_implemented() and ly_ctx_get_module_implemented_ns()
788 * @param[in] ctx Context where to search.
789 * @param[in] key Name or Namespace as a search key.
Radek Krejci0ad51f12020-07-16 12:08:12 +0200790 * @param[in] key_size Optional length of the @p key. If zero, NULL-terminated key is expected.
Radek Krejci0bcdaed2019-01-10 10:21:34 +0100791 * @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 +0200792 * @return Matching module if any.
793 */
Radek Krejci0af46292019-01-11 16:02:31 +0100794static struct lys_module *
Radek Krejci0ad51f12020-07-16 12:08:12 +0200795ly_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 +0200796{
Radek Krejci0af46292019-01-11 16:02:31 +0100797 struct lys_module *mod;
Radek Krejci1deb5be2020-08-26 16:43:36 +0200798 uint32_t index = 0;
Radek Krejcib7db73a2018-10-24 14:18:40 +0200799
Radek Krejci0ad51f12020-07-16 12:08:12 +0200800 while ((mod = ly_ctx_get_module_by_iter(ctx, key, key_size, key_offset, &index))) {
Radek Krejci0bcdaed2019-01-10 10:21:34 +0100801 if (mod->implemented) {
Radek Krejcib7db73a2018-10-24 14:18:40 +0200802 return mod;
803 }
804 }
805
806 return NULL;
807}
808
Radek Krejci0af46292019-01-11 16:02:31 +0100809API struct lys_module *
Radek Krejcib7db73a2018-10-24 14:18:40 +0200810ly_ctx_get_module_implemented(const struct ly_ctx *ctx, const char *name)
811{
812 LY_CHECK_ARG_RET(ctx, ctx, name, NULL);
Radek Krejci0ad51f12020-07-16 12:08:12 +0200813 return ly_ctx_get_module_implemented_by(ctx, name, 0, offsetof(struct lys_module, name));
814}
815
816struct lys_module *
817ly_ctx_get_module_implemented2(const struct ly_ctx *ctx, const char *name, size_t name_len)
818{
819 LY_CHECK_ARG_RET(ctx, ctx, name, NULL);
820 return ly_ctx_get_module_implemented_by(ctx, name, name_len, offsetof(struct lys_module, name));
Radek Krejcib7db73a2018-10-24 14:18:40 +0200821}
822
Radek Krejci0af46292019-01-11 16:02:31 +0100823API struct lys_module *
Radek Krejcib7db73a2018-10-24 14:18:40 +0200824ly_ctx_get_module_implemented_ns(const struct ly_ctx *ctx, const char *ns)
825{
826 LY_CHECK_ARG_RET(ctx, ctx, ns, NULL);
Radek Krejci0ad51f12020-07-16 12:08:12 +0200827 return ly_ctx_get_module_implemented_by(ctx, ns, 0, offsetof(struct lys_module, ns));
Radek Krejcib7db73a2018-10-24 14:18:40 +0200828}
829
Michal Vasko8dc31992021-02-22 10:30:47 +0100830/**
831 * @brief Try to find a submodule in a module.
832 *
833 * @param[in] module Module where to search in.
834 * @param[in] submodule Name of the submodule to find.
835 * @param[in] revision Revision of the submodule to find. NULL for submodule with no revision.
836 * @param[in] latest Ignore @p revision and look for the latest revision.
837 * @return Pointer to the specified submodule if it is present in the context.
838 */
839static const struct lysp_submodule *
840_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 +0200841{
Radek Krejcid33273d2018-10-25 14:55:52 +0200842 struct lysp_include *inc;
Michal Vaskofd69e1d2020-07-03 11:57:17 +0200843 LY_ARRAY_COUNT_TYPE u;
Radek Krejcid33273d2018-10-25 14:55:52 +0200844
Michal Vasko8dc31992021-02-22 10:30:47 +0100845 LY_CHECK_ARG_RET(NULL, module, module->parsed, submodule, NULL);
Michal Vaskoc3781c32020-10-06 14:04:08 +0200846
Michal Vasko8dc31992021-02-22 10:30:47 +0100847 LY_ARRAY_FOR(module->parsed->includes, u) {
848 if (module->parsed->includes[u].submodule && !strcmp(submodule, module->parsed->includes[u].submodule->name)) {
849 inc = &module->parsed->includes[u];
850
851 if (latest && inc->submodule->latest_revision) {
852 /* latest revision */
853 return inc->submodule;
854 } else if (!revision && !inc->submodule->revs) {
855 /* no revision */
856 return inc->submodule;
857 } else if (revision && inc->submodule->revs && !strcmp(revision, inc->submodule->revs[0].date)) {
858 /* specific revision */
859 return inc->submodule;
860 }
Michal Vaskoc3781c32020-10-06 14:04:08 +0200861 }
Michal Vaskoc3781c32020-10-06 14:04:08 +0200862 }
Radek Krejcifaa1eac2018-10-30 14:34:55 +0100863
Michal Vasko8dc31992021-02-22 10:30:47 +0100864 return NULL;
865}
866
867/**
868 * @brief Try to find a submodule in the context.
869 *
870 * @param[in] ctx Context where to search in.
871 * @param[in] submodule Name of the submodule to find.
872 * @param[in] revision Revision of the submodule to find. NULL for submodule with no revision.
873 * @param[in] latest Ignore @p revision and look for the latest revision.
874 * @return Pointer to the specified submodule if it is present in the context.
875 */
876static const struct lysp_submodule *
877_ly_ctx_get_submodule(const struct ly_ctx *ctx, const char *submodule, const char *revision, ly_bool latest)
878{
879 const struct lys_module *mod;
880 const struct lysp_submodule *submod = NULL;
881 uint32_t v;
882
883 LY_CHECK_ARG_RET(ctx, ctx, submodule, NULL);
884
Radek Krejcifaa1eac2018-10-30 14:34:55 +0100885 for (v = 0; v < ctx->list.count; ++v) {
886 mod = ctx->list.objs[v];
Radek Krejcid33273d2018-10-25 14:55:52 +0200887 if (!mod->parsed) {
888 continue;
889 }
890
Michal Vasko8dc31992021-02-22 10:30:47 +0100891 submod = _ly_ctx_get_submodule2(mod, submodule, revision, latest);
892 if (submod) {
Michal Vaskoc3781c32020-10-06 14:04:08 +0200893 break;
894 }
Radek Krejcid33273d2018-10-25 14:55:52 +0200895 }
896
Michal Vasko8dc31992021-02-22 10:30:47 +0100897 return submod;
898}
899
900API const struct lysp_submodule *
901ly_ctx_get_submodule(const struct ly_ctx *ctx, const char *submodule, const char *revision)
902{
903 return _ly_ctx_get_submodule(ctx, submodule, revision, 0);
904}
905
906API const struct lysp_submodule *
907ly_ctx_get_submodule_latest(const struct ly_ctx *ctx, const char *submodule)
908{
909 return _ly_ctx_get_submodule(ctx, submodule, NULL, 1);
910}
911
912API const struct lysp_submodule *
913ly_ctx_get_submodule2(const struct lys_module *module, const char *submodule, const char *revision)
914{
915 return _ly_ctx_get_submodule2(module, submodule, revision, 0);
916}
917
918API const struct lysp_submodule *
919ly_ctx_get_submodule2_latest(const struct lys_module *module, const char *submodule)
920{
921 return _ly_ctx_get_submodule2(module, submodule, NULL, 1);
Radek Krejcid33273d2018-10-25 14:55:52 +0200922}
923
Radek Krejci0af5f5d2018-09-07 15:00:30 +0200924API void
Radek Krejcie9e987e2018-10-31 12:50:27 +0100925ly_ctx_reset_latests(struct ly_ctx *ctx)
926{
Radek Krejcie9e987e2018-10-31 12:50:27 +0100927 struct lys_module *mod;
928
Radek Krejci7eb54ba2020-05-18 16:30:04 +0200929 for (uint32_t v = 0; v < ctx->list.count; ++v) {
930 mod = ctx->list.objs[v];
aPiecek8ca21bd2021-07-26 14:31:01 +0200931 if (mod->latest_revision & LYS_MOD_LATEST_SEARCHDIRS) {
932 mod->latest_revision &= ~LYS_MOD_LATEST_SEARCHDIRS;
aPiecek94d330b2021-08-04 11:57:31 +0200933 assert(mod->latest_revision & LYS_MOD_LATEST_REV);
Radek Krejcie9e987e2018-10-31 12:50:27 +0100934 }
Radek Krejci0bcdaed2019-01-10 10:21:34 +0100935 if (mod->parsed && mod->parsed->includes) {
Michal Vaskofd69e1d2020-07-03 11:57:17 +0200936 for (LY_ARRAY_COUNT_TYPE u = 0; u < LY_ARRAY_COUNT(mod->parsed->includes); ++u) {
aPiecek8ca21bd2021-07-26 14:31:01 +0200937 if (mod->parsed->includes[u].submodule->latest_revision & LYS_MOD_LATEST_SEARCHDIRS) {
938 mod->parsed->includes[u].submodule->latest_revision &= ~LYS_MOD_LATEST_SEARCHDIRS;
aPiecek94d330b2021-08-04 11:57:31 +0200939 assert(mod->latest_revision & LYS_MOD_LATEST_REV);
Radek Krejcie9e987e2018-10-31 12:50:27 +0100940 }
941 }
942 }
943 }
944}
945
Michal Vaskode79e222020-08-10 11:55:46 +0200946API uint32_t
Radek Krejci0a60f1d2020-10-26 22:24:43 +0100947ly_ctx_internal_modules_count(const struct ly_ctx *ctx)
Michal Vaskode79e222020-08-10 11:55:46 +0200948{
949 if (!ctx) {
950 return 0;
951 }
952
Michal Vasko25d6ad02020-10-22 12:20:22 +0200953 if (ctx->flags & LY_CTX_NO_YANGLIBRARY) {
Michal Vaskode79e222020-08-10 11:55:46 +0200954 return LY_INTERNAL_MODS_COUNT - 2;
955 } else {
956 return LY_INTERNAL_MODS_COUNT;
957 }
958}
959
Michal Vasko57c10cd2020-05-27 15:57:11 +0200960static LY_ERR
Michal Vasko7b1ad1a2020-11-02 15:41:27 +0100961ylib_feature(struct lyd_node *parent, const struct lysp_module *pmod)
Michal Vasko57c10cd2020-05-27 15:57:11 +0200962{
Michal Vasko7b1ad1a2020-11-02 15:41:27 +0100963 LY_ARRAY_COUNT_TYPE u;
964 struct lysp_feature *f;
Michal Vasko57c10cd2020-05-27 15:57:11 +0200965
Michal Vasko7b1ad1a2020-11-02 15:41:27 +0100966 if (!pmod->mod->implemented) {
Michal Vasko57c10cd2020-05-27 15:57:11 +0200967 /* no features can be enabled */
968 return LY_SUCCESS;
969 }
970
Michal Vasko7b1ad1a2020-11-02 15:41:27 +0100971 LY_ARRAY_FOR(pmod->features, struct lysp_feature, f) {
972 if (!(f->flags & LYS_FENABLED)) {
Michal Vasko57c10cd2020-05-27 15:57:11 +0200973 continue;
974 }
975
Radek Krejci41ac9942020-11-02 14:47:56 +0100976 LY_CHECK_RET(lyd_new_term(parent, NULL, "feature", f->name, 0, NULL));
Michal Vasko7b1ad1a2020-11-02 15:41:27 +0100977 }
978
979 LY_ARRAY_FOR(pmod->includes, u) {
980 LY_ARRAY_FOR(pmod->includes[u].submodule->features, struct lysp_feature, f) {
981 if (!(f->flags & LYS_FENABLED)) {
982 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 }
Michal Vasko57c10cd2020-05-27 15:57:11 +0200987 }
988
989 return LY_SUCCESS;
990}
991
992static LY_ERR
Radek Krejci857189e2020-09-01 13:26:36 +0200993ylib_deviation(struct lyd_node *parent, const struct lys_module *cur_mod, ly_bool bis)
Michal Vasko57c10cd2020-05-27 15:57:11 +0200994{
Michal Vaskofd69e1d2020-07-03 11:57:17 +0200995 LY_ARRAY_COUNT_TYPE i;
Michal Vasko57c10cd2020-05-27 15:57:11 +0200996 struct lys_module *mod;
997
998 if (!cur_mod->implemented) {
999 /* no deviations of the module for certain */
1000 return LY_SUCCESS;
1001 }
1002
Michal Vasko7f45cf22020-10-01 12:49:44 +02001003 LY_ARRAY_FOR(cur_mod->deviated_by, i) {
1004 mod = cur_mod->deviated_by[i];
Michal Vasko57c10cd2020-05-27 15:57:11 +02001005
1006 if (bis) {
Radek Krejci41ac9942020-11-02 14:47:56 +01001007 LY_CHECK_RET(lyd_new_term(parent, NULL, "deviation", mod->name, 0, NULL));
Michal Vasko57c10cd2020-05-27 15:57:11 +02001008 } else {
Radek Krejci41ac9942020-11-02 14:47:56 +01001009 LY_CHECK_RET(lyd_new_list(parent, NULL, "deviation", 0, NULL, mod->name,
Radek Krejci0f969882020-08-21 16:56:47 +02001010 (mod->parsed->revs ? mod->parsed->revs[0].date : "")));
Michal Vasko57c10cd2020-05-27 15:57:11 +02001011 }
1012 }
1013
1014 return LY_SUCCESS;
1015}
1016
1017static LY_ERR
Michal Vasko7b1ad1a2020-11-02 15:41:27 +01001018ylib_submodules(struct lyd_node *parent, const struct lysp_module *pmod, ly_bool bis)
Michal Vasko57c10cd2020-05-27 15:57:11 +02001019{
Michal Vasko3a41dff2020-07-15 14:30:28 +02001020 LY_ERR ret;
Michal Vaskofd69e1d2020-07-03 11:57:17 +02001021 LY_ARRAY_COUNT_TYPE i;
Michal Vasko3a41dff2020-07-15 14:30:28 +02001022 struct lyd_node *cont;
Michal Vasko57c10cd2020-05-27 15:57:11 +02001023 struct lysp_submodule *submod;
Michal Vasko3a41dff2020-07-15 14:30:28 +02001024 int r;
Michal Vasko57c10cd2020-05-27 15:57:11 +02001025 char *str;
1026
Michal Vasko7b1ad1a2020-11-02 15:41:27 +01001027 LY_ARRAY_FOR(pmod->includes, i) {
1028 submod = pmod->includes[i].submodule;
Michal Vasko57c10cd2020-05-27 15:57:11 +02001029
1030 if (bis) {
Radek Krejci41ac9942020-11-02 14:47:56 +01001031 LY_CHECK_RET(lyd_new_list(parent, NULL, "submodule", 0, &cont, submod->name));
Michal Vasko57c10cd2020-05-27 15:57:11 +02001032
1033 if (submod->revs) {
Radek Krejci41ac9942020-11-02 14:47:56 +01001034 LY_CHECK_RET(lyd_new_term(cont, NULL, "revision", submod->revs[0].date, 0, NULL));
Michal Vasko57c10cd2020-05-27 15:57:11 +02001035 }
1036 } else {
Radek Krejci41ac9942020-11-02 14:47:56 +01001037 LY_CHECK_RET(lyd_new_list(parent, NULL, "submodule", 0, &cont, submod->name,
Radek Krejci0f969882020-08-21 16:56:47 +02001038 (submod->revs ? submod->revs[0].date : "")));
Michal Vasko57c10cd2020-05-27 15:57:11 +02001039 }
1040
1041 if (submod->filepath) {
Michal Vasko3a41dff2020-07-15 14:30:28 +02001042 r = asprintf(&str, "file://%s", submod->filepath);
Michal Vasko7b1ad1a2020-11-02 15:41:27 +01001043 LY_CHECK_ERR_RET(r == -1, LOGMEM(pmod->mod->ctx), LY_EMEM);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001044
Radek Krejci41ac9942020-11-02 14:47:56 +01001045 ret = lyd_new_term(cont, NULL, bis ? "location" : "schema", str, 0, NULL);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001046 free(str);
Michal Vasko3a41dff2020-07-15 14:30:28 +02001047 LY_CHECK_RET(ret);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001048 }
1049 }
1050
1051 return LY_SUCCESS;
1052}
1053
Michal Vasko3a41dff2020-07-15 14:30:28 +02001054API LY_ERR
Michal Vasko794ab4b2021-03-31 09:42:19 +02001055ly_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 +02001056{
Michal Vasko3a41dff2020-07-15 14:30:28 +02001057 LY_ERR ret;
Michal Vasko57c10cd2020-05-27 15:57:11 +02001058 uint32_t i;
Radek Krejci857189e2020-09-01 13:26:36 +02001059 ly_bool bis = 0;
Radek Krejci1deb5be2020-08-26 16:43:36 +02001060 int r;
Radek Krejcif13b87b2020-12-01 22:02:17 +01001061 char *str;
Michal Vasko57c10cd2020-05-27 15:57:11 +02001062 const struct lys_module *mod;
Michal Vasko3a41dff2020-07-15 14:30:28 +02001063 struct lyd_node *root = NULL, *root_bis = NULL, *cont, *set_bis = NULL;
Michal Vasko794ab4b2021-03-31 09:42:19 +02001064 va_list ap;
Michal Vasko57c10cd2020-05-27 15:57:11 +02001065
Michal Vasko3a41dff2020-07-15 14:30:28 +02001066 LY_CHECK_ARG_RET(ctx, ctx, root_p, LY_EINVAL);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001067
1068 mod = ly_ctx_get_module_implemented(ctx, "ietf-yang-library");
Michal Vasko3a41dff2020-07-15 14:30:28 +02001069 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 +02001070
1071 if (mod->parsed->revs && !strcmp(mod->parsed->revs[0].date, "2016-06-21")) {
1072 bis = 0;
1073 } else if (mod->parsed->revs && !strcmp(mod->parsed->revs[0].date, IETF_YANG_LIB_REV)) {
1074 bis = 1;
1075 } else {
1076 LOGERR(ctx, LY_EINVAL, "Incompatible ietf-yang-library version in context.");
Michal Vasko3a41dff2020-07-15 14:30:28 +02001077 return LY_EINVAL;
Michal Vasko57c10cd2020-05-27 15:57:11 +02001078 }
1079
Radek Krejci41ac9942020-11-02 14:47:56 +01001080 LY_CHECK_GOTO(ret = lyd_new_inner(NULL, mod, "modules-state", 0, &root), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001081
1082 if (bis) {
Radek Krejci41ac9942020-11-02 14:47:56 +01001083 LY_CHECK_GOTO(ret = lyd_new_inner(NULL, mod, "yang-library", 0, &root_bis), error);
1084 LY_CHECK_GOTO(ret = lyd_new_list(root_bis, NULL, "module-set", 0, &set_bis, "complete"), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001085 }
1086
1087 for (i = 0; i < ctx->list.count; ++i) {
1088 mod = ctx->list.objs[i];
Michal Vasko7b1ad1a2020-11-02 15:41:27 +01001089 if (!mod->parsed) {
1090 LOGERR(ctx, LY_ENOTFOUND, "Parsed module \"%s\" missing in the context.", mod->name);
1091 goto error;
1092 }
Michal Vasko57c10cd2020-05-27 15:57:11 +02001093
1094 /*
1095 * deprecated legacy
1096 */
Radek Krejci41ac9942020-11-02 14:47:56 +01001097 LY_CHECK_GOTO(ret = lyd_new_list(root, NULL, "module", 0, &cont, mod->name,
Radek Krejci0f969882020-08-21 16:56:47 +02001098 (mod->parsed->revs ? mod->parsed->revs[0].date : "")), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001099
1100 /* schema */
1101 if (mod->filepath) {
Michal Vasko3a41dff2020-07-15 14:30:28 +02001102 r = asprintf(&str, "file://%s", mod->filepath);
1103 LY_CHECK_ERR_GOTO(r == -1, LOGMEM(ctx); ret = LY_EMEM, error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001104
Radek Krejci41ac9942020-11-02 14:47:56 +01001105 ret = lyd_new_term(cont, NULL, "schema", str, 0, NULL);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001106 free(str);
Michal Vasko3a41dff2020-07-15 14:30:28 +02001107 LY_CHECK_GOTO(ret, error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001108 }
1109
1110 /* namespace */
Radek Krejci41ac9942020-11-02 14:47:56 +01001111 LY_CHECK_GOTO(ret = lyd_new_term(cont, NULL, "namespace", mod->ns, 0, NULL), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001112
1113 /* feature leaf-list */
Michal Vasko7b1ad1a2020-11-02 15:41:27 +01001114 LY_CHECK_GOTO(ret = ylib_feature(cont, mod->parsed), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001115
1116 /* deviation list */
Michal Vasko3a41dff2020-07-15 14:30:28 +02001117 LY_CHECK_GOTO(ret = ylib_deviation(cont, mod, 0), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001118
1119 /* conformance-type */
Radek Krejci41ac9942020-11-02 14:47:56 +01001120 LY_CHECK_GOTO(ret = lyd_new_term(cont, NULL, "conformance-type", mod->implemented ? "implement" : "import", 0,
Michal Vasko69730152020-10-09 16:30:07 +02001121 NULL), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001122
1123 /* submodule list */
Michal Vasko7b1ad1a2020-11-02 15:41:27 +01001124 LY_CHECK_GOTO(ret = ylib_submodules(cont, mod->parsed, 0), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001125
1126 /*
1127 * current revision
1128 */
1129 if (bis) {
1130 /* name and revision */
1131 if (mod->implemented) {
Radek Krejci41ac9942020-11-02 14:47:56 +01001132 LY_CHECK_GOTO(ret = lyd_new_list(set_bis, NULL, "module", 0, &cont, mod->name), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001133
1134 if (mod->parsed->revs) {
Radek Krejci41ac9942020-11-02 14:47:56 +01001135 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 +02001136 }
1137 } else {
Radek Krejci41ac9942020-11-02 14:47:56 +01001138 LY_CHECK_GOTO(ret = lyd_new_list(set_bis, NULL, "import-only-module", 0, &cont, mod->name,
Radek Krejci0f969882020-08-21 16:56:47 +02001139 (mod->parsed->revs ? mod->parsed->revs[0].date : "")), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001140 }
1141
1142 /* namespace */
Radek Krejci41ac9942020-11-02 14:47:56 +01001143 LY_CHECK_GOTO(ret = lyd_new_term(cont, NULL, "namespace", mod->ns, 0, NULL), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001144
1145 /* location */
1146 if (mod->filepath) {
Michal Vasko3a41dff2020-07-15 14:30:28 +02001147 r = asprintf(&str, "file://%s", mod->filepath);
1148 LY_CHECK_ERR_GOTO(r == -1, LOGMEM(ctx); ret = LY_EMEM, error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001149
Radek Krejcid68ba1b2020-11-09 17:40:11 +01001150 ret = lyd_new_term(cont, NULL, "location", str, 0, NULL);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001151 free(str);
Michal Vasko3a41dff2020-07-15 14:30:28 +02001152 LY_CHECK_GOTO(ret, error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001153 }
1154
1155 /* submodule list */
Michal Vasko7b1ad1a2020-11-02 15:41:27 +01001156 LY_CHECK_GOTO(ret = ylib_submodules(cont, mod->parsed, 1), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001157
1158 /* feature list */
Michal Vasko7b1ad1a2020-11-02 15:41:27 +01001159 LY_CHECK_GOTO(ret = ylib_feature(cont, mod->parsed), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001160
1161 /* deviation */
Michal Vasko3a41dff2020-07-15 14:30:28 +02001162 LY_CHECK_GOTO(ret = ylib_deviation(cont, mod, 1), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001163 }
1164 }
1165
1166 /* IDs */
Michal Vasko794ab4b2021-03-31 09:42:19 +02001167 va_start(ap, content_id_format);
1168 r = vasprintf(&str, content_id_format, ap);
1169 va_end(ap);
Radek Krejcif13b87b2020-12-01 22:02:17 +01001170 LY_CHECK_ERR_GOTO(r == -1, LOGMEM(ctx); ret = LY_EMEM, error);
1171 ret = lyd_new_term(root, NULL, "module-set-id", str, 0, NULL);
1172 LY_CHECK_ERR_GOTO(ret, free(str), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001173
1174 if (bis) {
1175 /* create one complete schema */
Radek Krejcif13b87b2020-12-01 22:02:17 +01001176 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 +02001177
Radek Krejcif13b87b2020-12-01 22:02:17 +01001178 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 +02001179
1180 /* content-id */
Radek Krejcif13b87b2020-12-01 22:02:17 +01001181 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 +02001182 }
Radek Krejcif13b87b2020-12-01 22:02:17 +01001183 free(str);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001184
1185 if (root_bis) {
Michal Vaskob104f112020-07-17 09:54:54 +02001186 if (lyd_insert_sibling(root, root_bis, &root)) {
Michal Vasko57c10cd2020-05-27 15:57:11 +02001187 goto error;
1188 }
Michal Vaskob104f112020-07-17 09:54:54 +02001189 root_bis = NULL;
Michal Vasko57c10cd2020-05-27 15:57:11 +02001190 }
1191
Michal Vasko3a41dff2020-07-15 14:30:28 +02001192 LY_CHECK_GOTO(ret = lyd_validate_all(&root, NULL, LYD_VALIDATE_PRESENT, NULL), error);
Michal Vasko57c10cd2020-05-27 15:57:11 +02001193
Michal Vasko3a41dff2020-07-15 14:30:28 +02001194 *root_p = root;
1195 return LY_SUCCESS;
Michal Vasko57c10cd2020-05-27 15:57:11 +02001196
1197error:
1198 lyd_free_all(root);
1199 lyd_free_all(root_bis);
Michal Vasko3a41dff2020-07-15 14:30:28 +02001200 return ret;
Michal Vasko57c10cd2020-05-27 15:57:11 +02001201}
1202
Radek Krejcie9e987e2018-10-31 12:50:27 +01001203API void
Radek Krejci90ed21e2021-04-12 14:47:46 +02001204ly_ctx_destroy(struct ly_ctx *ctx)
Radek Krejci0af5f5d2018-09-07 15:00:30 +02001205{
Michal Vasko65333882021-06-10 14:12:16 +02001206 struct lys_module *mod;
1207
Radek Krejci418823a2018-09-20 16:42:13 +02001208 if (!ctx) {
1209 return;
1210 }
Radek Krejci0af5f5d2018-09-07 15:00:30 +02001211
1212 /* models list */
Michal Vaskod989ba02020-08-24 10:59:24 +02001213 for ( ; ctx->list.count; ctx->list.count--) {
Michal Vasko65333882021-06-10 14:12:16 +02001214 mod = ctx->list.objs[ctx->list.count - 1];
1215
Radek Krejci0af5f5d2018-09-07 15:00:30 +02001216 /* remove the module */
Michal Vasko65333882021-06-10 14:12:16 +02001217 if (mod->implemented) {
1218 mod->implemented = 0;
1219 lysc_module_free(mod->compiled);
1220 mod->compiled = NULL;
1221 }
Radek Krejci90ed21e2021-04-12 14:47:46 +02001222 lys_module_free(ctx->list.objs[ctx->list.count - 1]);
Radek Krejci0af5f5d2018-09-07 15:00:30 +02001223 }
1224 free(ctx->list.objs);
1225
1226 /* search paths list */
Radek Krejcia40f21b2018-09-18 10:42:08 +02001227 ly_set_erase(&ctx->search_paths, free);
Radek Krejci0af5f5d2018-09-07 15:00:30 +02001228
Michal Vasko22b26222021-07-30 11:16:47 +02001229 /* leftover unres */
1230 lys_unres_glob_erase(&ctx->unres);
1231
Radek Krejci0af5f5d2018-09-07 15:00:30 +02001232 /* clean the error list */
1233 ly_err_clean(ctx, 0);
1234 pthread_key_delete(ctx->errlist_key);
1235
Radek Krejci0af5f5d2018-09-07 15:00:30 +02001236 /* dictionary */
1237 lydict_clean(&ctx->dict);
1238
Michal Vasko11f76c82021-04-15 14:36:14 +02001239 /* LYB hash lock */
1240 pthread_mutex_destroy(&ctx->lyb_hash_lock);
1241
Radek Krejci0af5f5d2018-09-07 15:00:30 +02001242 /* plugins - will be removed only if this is the last context */
Radek Krejci3e6632f2021-03-22 22:08:21 +01001243 lyplg_clean();
Radek Krejci0af5f5d2018-09-07 15:00:30 +02001244
1245 free(ctx);
1246}