diff options
Diffstat (limited to 'src/parser_common.c')
| -rw-r--r-- | src/parser_common.c | 3707 |
1 files changed, 3707 insertions, 0 deletions
diff --git a/src/parser_common.c b/src/parser_common.c new file mode 100644 index 0000000..290e3a5 --- /dev/null +++ b/src/parser_common.c @@ -0,0 +1,3707 @@ +/** + * @file parser_common.c + * @author Michal Vasko <mvasko@cesnet.cz> + * @brief libyang common parser functions. + * + * Copyright (c) 2015 - 2022 CESNET, z.s.p.o. + * + * This source code is licensed under BSD 3-Clause License (the "License"). + * You may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * https://opensource.org/licenses/BSD-3-Clause + */ + +#define _GNU_SOURCE +#define _POSIX_C_SOURCE 200809L /* strdup, strndup */ + +#ifdef __APPLE__ +#define _DARWIN_C_SOURCE /* F_GETPATH */ +#endif + +#if defined (__NetBSD__) || defined (__OpenBSD__) +/* realpath */ +#define _XOPEN_SOURCE 1 +#define _XOPEN_SOURCE_EXTENDED 1 +#endif + +#include "parser_internal.h" + +#include <assert.h> +#include <ctype.h> +#include <errno.h> +#include <fcntl.h> +#include <limits.h> +#include <stdint.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +#include "compat.h" +#include "dict.h" +#include "in_internal.h" +#include "log.h" +#include "ly_common.h" +#include "parser_data.h" +#include "path.h" +#include "plugins_exts/metadata.h" +#include "schema_compile_node.h" +#include "schema_features.h" +#include "set.h" +#include "tree.h" +#include "tree_data.h" +#include "tree_data_internal.h" +#include "tree_schema.h" +#include "tree_schema_internal.h" + +void +lyd_ctx_free(struct lyd_ctx *lydctx) +{ + ly_set_erase(&lydctx->node_types, NULL); + ly_set_erase(&lydctx->meta_types, NULL); + ly_set_erase(&lydctx->node_when, NULL); + ly_set_erase(&lydctx->ext_node, free); + ly_set_erase(&lydctx->ext_val, free); +} + +LY_ERR +lyd_parser_notif_eventtime_validate(const struct lyd_node *node) +{ + LY_ERR rc = LY_SUCCESS; + struct ly_ctx *ctx = (struct ly_ctx *)LYD_CTX(node); + struct lysc_ctx cctx; + const struct lys_module *mod; + LY_ARRAY_COUNT_TYPE u; + struct ly_err_item *err = NULL; + struct lysp_type *type_p = NULL; + struct lysc_pattern **patterns = NULL; + const char *value; + + LYSC_CTX_INIT_CTX(cctx, ctx); + + /* get date-and-time parsed type */ + mod = ly_ctx_get_module_latest(ctx, "ietf-yang-types"); + assert(mod); + LY_ARRAY_FOR(mod->parsed->typedefs, u) { + if (!strcmp(mod->parsed->typedefs[u].name, "date-and-time")) { + type_p = &mod->parsed->typedefs[u].type; + break; + } + } + assert(type_p); + + /* compile patterns */ + assert(type_p->patterns); + LY_CHECK_GOTO(rc = lys_compile_type_patterns(&cctx, type_p->patterns, NULL, &patterns), cleanup); + + /* validate */ + value = lyd_get_value(node); + rc = lyplg_type_validate_patterns(patterns, value, strlen(value), &err); + +cleanup: + FREE_ARRAY(&cctx.free_ctx, patterns, lysc_pattern_free); + if (rc && err) { + ly_err_print(ctx, err); + ly_err_free(err); + LOGVAL(ctx, LYVE_DATA, "Invalid \"eventTime\" in the notification."); + } + return rc; +} + +LY_ERR +lyd_parser_find_operation(const struct lyd_node *parent, uint32_t int_opts, struct lyd_node **op) +{ + const struct lyd_node *iter; + + *op = NULL; + + if (!parent) { + /* no parent, nothing to look for */ + return LY_SUCCESS; + } + + /* we need to find the operation node if it already exists */ + for (iter = parent; iter; iter = lyd_parent(iter)) { + if (iter->schema && (iter->schema->nodetype & (LYS_RPC | LYS_ACTION | LYS_NOTIF))) { + break; + } + } + + if (!iter) { + /* no operation found */ + return LY_SUCCESS; + } + + if (!(int_opts & LYD_INTOPT_ANY)) { + if (!(int_opts & (LYD_INTOPT_RPC | LYD_INTOPT_ACTION | LYD_INTOPT_NOTIF | LYD_INTOPT_REPLY))) { + LOGERR(LYD_CTX(parent), LY_EINVAL, "Invalid parent %s \"%s\" node when not parsing any operation.", + lys_nodetype2str(iter->schema->nodetype), iter->schema->name); + return LY_EINVAL; + } else if ((iter->schema->nodetype == LYS_RPC) && !(int_opts & (LYD_INTOPT_RPC | LYD_INTOPT_REPLY))) { + LOGERR(LYD_CTX(parent), LY_EINVAL, "Invalid parent RPC \"%s\" node when not parsing RPC nor rpc-reply.", + iter->schema->name); + return LY_EINVAL; + } else if ((iter->schema->nodetype == LYS_ACTION) && !(int_opts & (LYD_INTOPT_ACTION | LYD_INTOPT_REPLY))) { + LOGERR(LYD_CTX(parent), LY_EINVAL, "Invalid parent action \"%s\" node when not parsing action nor rpc-reply.", + iter->schema->name); + return LY_EINVAL; + } else if ((iter->schema->nodetype == LYS_NOTIF) && !(int_opts & LYD_INTOPT_NOTIF)) { + LOGERR(LYD_CTX(parent), LY_EINVAL, "Invalid parent notification \"%s\" node when not parsing a notification.", + iter->schema->name); + return LY_EINVAL; + } + } + + *op = (struct lyd_node *)iter; + return LY_SUCCESS; +} + +const struct lysc_node * +lyd_parser_node_schema(const struct lyd_node *node) +{ + uint32_t i; + const struct lyd_node *iter; + const struct lysc_node *schema = NULL; + const struct lys_module *mod; + + if (!node) { + return NULL; + } else if (node->schema) { + /* simplest case */ + return node->schema; + } + + /* find the first schema node in the parsed nodes */ + i = ly_log_location_dnode_count(); + if (i) { + do { + --i; + if (ly_log_location_dnode(i)->schema) { + /* this node is processed */ + schema = ly_log_location_dnode(i)->schema; + ++i; + break; + } + } while (i); + } + + /* get schema node of an opaque node */ + do { + /* get next data node */ + if (i == ly_log_location_dnode_count()) { + iter = node; + } else { + iter = ly_log_location_dnode(i); + } + assert(!iter->schema); + + /* get module */ + mod = lyd_node_module(iter); + if (!mod) { + /* unknown module, no schema node */ + schema = NULL; + break; + } + + /* get schema node */ + schema = lys_find_child(schema, mod, LYD_NAME(iter), 0, 0, 0); + + /* move to the descendant */ + ++i; + } while (schema && (iter != node)); + + return schema; +} + +LY_ERR +lyd_parser_check_schema(struct lyd_ctx *lydctx, const struct lysc_node *snode) +{ + LY_ERR rc = LY_SUCCESS; + + LOG_LOCSET(snode, NULL); + + if (lydctx->int_opts & LYD_INTOPT_ANY) { + /* nothing to check, everything is allowed */ + goto cleanup; + } + + if ((lydctx->parse_opts & LYD_PARSE_NO_STATE) && (snode->flags & LYS_CONFIG_R)) { + LOGVAL(lydctx->data_ctx->ctx, LY_VCODE_UNEXPNODE, "state", snode->name); + rc = LY_EVALID; + goto cleanup; + } + + if (snode->nodetype == LYS_RPC) { + if (lydctx->int_opts & (LYD_INTOPT_RPC | LYD_INTOPT_REPLY)) { + if (lydctx->op_node) { + goto error_node_dup; + } + } else { + goto error_node_inval; + } + } else if (snode->nodetype == LYS_ACTION) { + if (lydctx->int_opts & (LYD_INTOPT_ACTION | LYD_INTOPT_REPLY)) { + if (lydctx->op_node) { + goto error_node_dup; + } + } else { + goto error_node_inval; + } + } else if (snode->nodetype == LYS_NOTIF) { + if (lydctx->int_opts & LYD_INTOPT_NOTIF) { + if (lydctx->op_node) { + goto error_node_dup; + } + } else { + goto error_node_inval; + } + } + + /* success */ + goto cleanup; + +error_node_dup: + LOGVAL(lydctx->data_ctx->ctx, LYVE_DATA, "Unexpected %s element \"%s\", %s \"%s\" already parsed.", + lys_nodetype2str(snode->nodetype), snode->name, lys_nodetype2str(lydctx->op_node->schema->nodetype), + lydctx->op_node->schema->name); + rc = LY_EVALID; + goto cleanup; + +error_node_inval: + LOGVAL(lydctx->data_ctx->ctx, LYVE_DATA, "Unexpected %s element \"%s\".", lys_nodetype2str(snode->nodetype), + snode->name); + rc = LY_EVALID; + +cleanup: + LOG_LOCBACK(1, 0); + return rc; +} + +LY_ERR +lyd_parser_create_term(struct lyd_ctx *lydctx, const struct lysc_node *schema, const void *value, size_t value_len, + ly_bool *dynamic, LY_VALUE_FORMAT format, void *prefix_data, uint32_t hints, struct lyd_node **node) +{ + LY_ERR r; + ly_bool incomplete; + ly_bool store_only = (lydctx->parse_opts & LYD_PARSE_STORE_ONLY) == LYD_PARSE_STORE_ONLY ? 1 : 0; + + if ((r = lyd_create_term(schema, value, value_len, 1, store_only, dynamic, format, prefix_data, + hints, &incomplete, node))) { + if (lydctx->data_ctx->ctx != schema->module->ctx) { + /* move errors to the main context */ + ly_err_move(schema->module->ctx, (struct ly_ctx *)lydctx->data_ctx->ctx); + } + return r; + } + + if (incomplete && !(lydctx->parse_opts & LYD_PARSE_ONLY)) { + LY_CHECK_RET(ly_set_add(&lydctx->node_types, *node, 1, NULL)); + } + return LY_SUCCESS; +} + +LY_ERR +lyd_parser_create_meta(struct lyd_ctx *lydctx, struct lyd_node *parent, struct lyd_meta **meta, const struct lys_module *mod, + const char *name, size_t name_len, const void *value, size_t value_len, ly_bool *dynamic, LY_VALUE_FORMAT format, + void *prefix_data, uint32_t hints, const struct lysc_node *ctx_node) +{ + LY_ERR rc = LY_SUCCESS; + char *dpath = NULL, *path = NULL; + ly_bool incomplete; + struct lyd_meta *first = NULL; + ly_bool store_only = (lydctx->parse_opts & LYD_PARSE_STORE_ONLY) == LYD_PARSE_STORE_ONLY ? 1 : 0; + + if (meta && *meta) { + /* remember the first metadata */ + first = *meta; + } + + /* generate path to the metadata */ + LY_CHECK_RET(ly_vlog_build_data_path(lydctx->data_ctx->ctx, &dpath)); + if (asprintf(&path, "%s/@%s:%.*s", dpath, mod->name, (int)name_len, name) == -1) { + LOGMEM(lydctx->data_ctx->ctx); + rc = LY_EMEM; + goto cleanup; + } + ly_log_location(NULL, NULL, path, NULL); + + LY_CHECK_GOTO(rc = lyd_create_meta(parent, meta, mod, name, name_len, value, value_len, 1, store_only, dynamic, format, + prefix_data, hints, ctx_node, 0, &incomplete), cleanup); + + if (incomplete && !(lydctx->parse_opts & LYD_PARSE_ONLY)) { + LY_CHECK_GOTO(rc = ly_set_add(&lydctx->meta_types, *meta, 1, NULL), cleanup); + } + + if (first) { + /* always return the first metadata */ + *meta = first; + } + +cleanup: + ly_log_location_revert(0, 0, 1, 0); + free(dpath); + free(path); + return rc; +} + +LY_ERR +lyd_parse_check_keys(struct lyd_node *node) +{ + const struct lysc_node *skey = NULL; + const struct lyd_node *key; + + assert(node->schema->nodetype == LYS_LIST); + + key = lyd_child(node); + while ((skey = lys_getnext(skey, node->schema, NULL, 0)) && (skey->flags & LYS_KEY)) { + if (!key || (key->schema != skey)) { + LOGVAL(LYD_CTX(node), LY_VCODE_NOKEY, skey->name); + return LY_EVALID; + } + + key = key->next; + } + + return LY_SUCCESS; +} + +LY_ERR +lyd_parse_set_data_flags(struct lyd_node *node, struct lyd_meta **meta, struct lyd_ctx *lydctx, + struct lysc_ext_instance *ext) +{ + struct lyd_meta *meta2, *prev_meta = NULL, *next_meta = NULL; + struct lyd_ctx_ext_val *ext_val; + + if (lydctx->parse_opts & LYD_PARSE_NO_NEW) { + node->flags &= ~LYD_NEW; + } + + if (lysc_has_when(node->schema)) { + if (lydctx->parse_opts & LYD_PARSE_WHEN_TRUE) { + /* the condition was true before */ + node->flags |= LYD_WHEN_TRUE; + } + if (!(lydctx->parse_opts & LYD_PARSE_ONLY)) { + /* remember we need to evaluate this node's when */ + LY_CHECK_RET(ly_set_add(&lydctx->node_when, node, 1, NULL)); + } + } + + LY_LIST_FOR(*meta, meta2) { + if (!strcmp(meta2->name, "default") && !strcmp(meta2->annotation->module->name, "ietf-netconf-with-defaults") && + meta2->value.boolean) { + /* node is default according to the metadata */ + node->flags |= LYD_DEFAULT; + + next_meta = meta2->next; + + /* delete the metadata */ + if (meta != &node->meta) { + *meta = (*meta)->next; + } + lyd_free_meta_single(meta2); + if (prev_meta) { + prev_meta->next = next_meta; + } + + /* update dflt flag for all parent NP containers */ + lyd_cont_set_dflt(lyd_parent(node)); + break; + } + + prev_meta = meta2; + } + + if (ext) { + /* parsed for an extension */ + node->flags |= LYD_EXT; + + if (!(lydctx->parse_opts & LYD_PARSE_ONLY)) { + /* rememeber for validation */ + ext_val = malloc(sizeof *ext_val); + LY_CHECK_ERR_RET(!ext_val, LOGMEM(LYD_CTX(node)), LY_EMEM); + ext_val->ext = ext; + ext_val->sibling = node; + LY_CHECK_RET(ly_set_add(&lydctx->ext_val, ext_val, 1, NULL)); + } + } + + return LY_SUCCESS; +} + +void +lys_parser_fill_filepath(struct ly_ctx *ctx, struct ly_in *in, const char **filepath) +{ + char path[PATH_MAX]; + +#ifndef __APPLE__ + char proc_path[32]; + int len; +#endif + + LY_CHECK_ARG_RET(NULL, ctx, in, filepath, ); + if (*filepath) { + /* filepath already set */ + return; + } + + switch (in->type) { + case LY_IN_FILEPATH: + if (realpath(in->method.fpath.filepath, path) != NULL) { + lydict_insert(ctx, path, 0, filepath); + } else { + lydict_insert(ctx, in->method.fpath.filepath, 0, filepath); + } + + break; + case LY_IN_FD: +#ifdef __APPLE__ + if (fcntl(in->method.fd, F_GETPATH, path) != -1) { + lydict_insert(ctx, path, 0, filepath); + } +#elif defined _WIN32 + HANDLE h = _get_osfhandle(in->method.fd); + FILE_NAME_INFO info; + + if (GetFileInformationByHandleEx(h, FileNameInfo, &info, sizeof info)) { + char *buf = calloc(info.FileNameLength + 1 /* trailing NULL */, MB_CUR_MAX); + + len = wcstombs(buf, info.FileName, info.FileNameLength * MB_CUR_MAX); + lydict_insert(ctx, buf, len, filepath); + } +#else + /* get URI if there is /proc */ + sprintf(proc_path, "/proc/self/fd/%d", in->method.fd); + if ((len = readlink(proc_path, path, PATH_MAX - 1)) > 0) { + lydict_insert(ctx, path, len, filepath); + } +#endif + break; + case LY_IN_MEMORY: + case LY_IN_FILE: + /* nothing to do */ + break; + default: + LOGINT(ctx); + break; + } +} + +static LY_ERR lysp_stmt_container(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, + struct lysp_node **siblings); +static LY_ERR lysp_stmt_choice(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, + struct lysp_node **siblings); +static LY_ERR lysp_stmt_case(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, + struct lysp_node **siblings); +static LY_ERR lysp_stmt_uses(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, + struct lysp_node **siblings); +static LY_ERR lysp_stmt_grouping(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, + struct lysp_node_grp **groupings); +static LY_ERR lysp_stmt_list(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, + struct lysp_node **siblings); + +/** + * @brief Validate stmt string value. + * + * @param[in] ctx Parser context. + * @param[in] val_type String value type. + * @param[in] val Value to validate. + * @return LY_ERR value. + */ +static LY_ERR +lysp_stmt_validate_value(struct lysp_ctx *ctx, enum yang_arg val_type, const char *val) +{ + uint8_t prefix = 0; + ly_bool first = 1; + uint32_t c; + size_t utf8_char_len; + + if (!val) { + if (val_type == Y_MAYBE_STR_ARG) { + /* fine */ + return LY_SUCCESS; + } + + LOGVAL_PARSER(ctx, LYVE_SYNTAX, "Missing an expected string."); + return LY_EVALID; + } + + while (*val) { + LY_CHECK_ERR_RET(ly_getutf8(&val, &c, &utf8_char_len), + LOGVAL_PARSER(ctx, LY_VCODE_INCHAR, (val)[-utf8_char_len]), LY_EVALID); + + switch (val_type) { + case Y_IDENTIF_ARG: + LY_CHECK_RET(lysp_check_identifierchar(ctx, c, first, NULL)); + break; + case Y_PREF_IDENTIF_ARG: + LY_CHECK_RET(lysp_check_identifierchar(ctx, c, first, &prefix)); + break; + case Y_STR_ARG: + case Y_MAYBE_STR_ARG: + LY_CHECK_RET(lysp_check_stringchar(ctx, c)); + break; + } + first = 0; + } + + return LY_SUCCESS; +} + +/** + * @brief Duplicate statement siblings, recursively. + * + * @param[in] ctx Parser context. + * @param[in] stmt Statement to duplicate. + * @param[out] first First duplicated statement, the rest follow. + * @return LY_ERR value. + */ +static LY_ERR +lysp_stmt_dup(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_stmt **first) +{ + struct lysp_stmt *child, *last = NULL; + + LY_LIST_FOR(stmt, stmt) { + child = calloc(1, sizeof *child); + LY_CHECK_ERR_RET(!child, LOGMEM(PARSER_CTX(ctx)), LY_EMEM); + + if (last) { + last->next = child; + } else { + assert(!*first); + *first = child; + } + last = child; + + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->stmt, 0, &child->stmt)); + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &child->arg)); + child->format = stmt->format; + LY_CHECK_RET(ly_dup_prefix_data(PARSER_CTX(ctx), stmt->format, stmt->prefix_data, &child->prefix_data)); + child->flags = stmt->flags; + child->kw = stmt->kw; + + /* recursively */ + LY_CHECK_RET(lysp_stmt_dup(ctx, stmt->child, &child->child)); + } + + return LY_SUCCESS; +} + +/** + * @brief Parse extension instance. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in] insubstmt The statement this extension instance is a substatement of. + * @param[in] insubstmt_index Index of the keyword instance this extension instance is a substatement of. + * @param[in,out] exts Extension instances to add to. + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_ext(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, enum ly_stmt insubstmt, + LY_ARRAY_COUNT_TYPE insubstmt_index, struct lysp_ext_instance **exts) +{ + struct lysp_ext_instance *e; + + LY_ARRAY_NEW_RET(PARSER_CTX(ctx), *exts, e, LY_EMEM); + + /* store name and insubstmt info */ + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->stmt, 0, &e->name)); + e->parent_stmt = insubstmt; + e->parent_stmt_index = insubstmt_index; + e->parsed = NULL; + LY_CHECK_RET(lysp_stmt_dup(ctx, stmt->child, &e->child)); + + /* get optional argument */ + if (stmt->arg) { + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &e->argument)); + } + + return LY_SUCCESS; +} + +/** + * @brief Parse a generic text field without specific constraints. Those are contact, organization, + * description, etc... + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in] substmt_index Index of this substatement. + * @param[in,out] value Place to store the parsed value. + * @param[in] arg Type of the YANG keyword argument (of the value). + * @param[in,out] exts Extension instances to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_text_field(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, uint32_t substmt_index, const char **value, + enum yang_arg arg, struct lysp_ext_instance **exts) +{ + if (*value) { + LOGVAL_PARSER(ctx, LY_VCODE_DUPSTMT, lyplg_ext_stmt2str(stmt->kw)); + return LY_EVALID; + } + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, arg, stmt->arg)); + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, value)); + + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, stmt->kw, substmt_index, exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), lyplg_ext_stmt2str(stmt->kw)); + return LY_EVALID; + } + } + return LY_SUCCESS; +} + +/** + * @brief Parse a qname that can have more instances such as if-feature. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] qnames Parsed qnames to add to. + * @param[in] arg Type of the expected argument. + * @param[in,out] exts Extension instances to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_qnames(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_qname **qnames, enum yang_arg arg, + struct lysp_ext_instance **exts) +{ + struct lysp_qname *item; + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, arg, stmt->arg)); + + /* allocate new pointer */ + LY_ARRAY_NEW_RET(PARSER_CTX(ctx), *qnames, item, LY_EMEM); + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &item->str)); + item->mod = PARSER_CUR_PMOD(ctx); + + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, stmt->kw, LY_ARRAY_COUNT(*qnames) - 1, exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), lyplg_ext_stmt2str(stmt->kw)); + return LY_EVALID; + } + } + return LY_SUCCESS; +} + +/** + * @brief Parse a generic text field that can have more instances such as base. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] texts Parsed values to add to. + * @param[in] arg Type of the expected argument. + * @param[in,out] exts Extension instances to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_text_fields(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, const char ***texts, enum yang_arg arg, + struct lysp_ext_instance **exts) +{ + const char **item; + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, arg, stmt->arg)); + + /* allocate new pointer */ + LY_ARRAY_NEW_RET(PARSER_CTX(ctx), *texts, item, LY_EMEM); + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, item)); + + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, stmt->kw, LY_ARRAY_COUNT(*texts) - 1, exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), lyplg_ext_stmt2str(stmt->kw)); + return LY_EVALID; + } + } + return LY_SUCCESS; +} + +/** + * @brief Parse the status statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] flags Flags to add to. + * @param[in,out] exts Extension instances to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_status(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, uint16_t *flags, struct lysp_ext_instance **exts) +{ + int arg_len; + + if (*flags & LYS_STATUS_MASK) { + LOGVAL_PARSER(ctx, LY_VCODE_DUPSTMT, "status"); + return LY_EVALID; + } + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_STR_ARG, stmt->arg)); + arg_len = strlen(stmt->arg); + if ((arg_len == ly_strlen_const("current")) && !strncmp(stmt->arg, "current", arg_len)) { + *flags |= LYS_STATUS_CURR; + } else if ((arg_len == ly_strlen_const("deprecated")) && !strncmp(stmt->arg, "deprecated", arg_len)) { + *flags |= LYS_STATUS_DEPRC; + } else if ((arg_len == ly_strlen_const("obsolete")) && !strncmp(stmt->arg, "obsolete", arg_len)) { + *flags |= LYS_STATUS_OBSLT; + } else { + LOGVAL_PARSER(ctx, LY_VCODE_INVAL, arg_len, stmt->arg, "status"); + return LY_EVALID; + } + + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_STATUS, 0, exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "status"); + return LY_EVALID; + } + } + return LY_SUCCESS; +} + +/** + * @brief Parse the when statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] when_p When pointer to parse to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_when(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_when **when_p) +{ + LY_ERR ret = LY_SUCCESS; + struct lysp_when *when; + + if (*when_p) { + LOGVAL_PARSER(ctx, LY_VCODE_DUPSTMT, "when"); + return LY_EVALID; + } + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_STR_ARG, stmt->arg)); + + when = calloc(1, sizeof *when); + LY_CHECK_ERR_RET(!when, LOGMEM(PARSER_CTX(ctx)), LY_EMEM); + *when_p = when; + + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &when->cond)); + + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &when->dsc, Y_STR_ARG, &when->exts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &when->ref, Y_STR_ARG, &when->exts)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_WHEN, 0, &when->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "when"); + return LY_EVALID; + } + } + return ret; +} + +/** + * @brief Parse the config statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] flags Flags to add to. + * @param[in,out] exts Extension instances to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_config(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, uint16_t *flags, struct lysp_ext_instance **exts) +{ + int arg_len; + + if (*flags & LYS_CONFIG_MASK) { + LOGVAL_PARSER(ctx, LY_VCODE_DUPSTMT, "config"); + return LY_EVALID; + } + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_STR_ARG, stmt->arg)); + arg_len = strlen(stmt->arg); + if ((arg_len == ly_strlen_const("true")) && !strncmp(stmt->arg, "true", arg_len)) { + *flags |= LYS_CONFIG_W; + } else if ((arg_len == ly_strlen_const("false")) && !strncmp(stmt->arg, "false", arg_len)) { + *flags |= LYS_CONFIG_R; + } else { + LOGVAL_PARSER(ctx, LY_VCODE_INVAL, arg_len, stmt->arg, "config"); + return LY_EVALID; + } + + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_CONFIG, 0, exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "config"); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the mandatory statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] flags Flags to add to. + * @param[in,out] exts Extension instances to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_mandatory(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, uint16_t *flags, + struct lysp_ext_instance **exts) +{ + int arg_len; + + if (*flags & LYS_MAND_MASK) { + LOGVAL_PARSER(ctx, LY_VCODE_DUPSTMT, "mandatory"); + return LY_EVALID; + } + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_STR_ARG, stmt->arg)); + arg_len = strlen(stmt->arg); + if ((arg_len == ly_strlen_const("true")) && !strncmp(stmt->arg, "true", arg_len)) { + *flags |= LYS_MAND_TRUE; + } else if ((arg_len == ly_strlen_const("false")) && !strncmp(stmt->arg, "false", arg_len)) { + *flags |= LYS_MAND_FALSE; + } else { + LOGVAL_PARSER(ctx, LY_VCODE_INVAL, arg_len, stmt->arg, "mandatory"); + return LY_EVALID; + } + + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_MANDATORY, 0, exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "mandatory"); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse a restriction such as range or length. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] exts Extension instances to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_restr(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_restr *restr) +{ + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_STR_ARG, stmt->arg)); + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &restr->arg.str)); + restr->arg.mod = PARSER_CUR_PMOD(ctx); + + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &restr->dsc, Y_STR_ARG, &restr->exts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &restr->ref, Y_STR_ARG, &restr->exts)); + break; + case LY_STMT_ERROR_APP_TAG: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &restr->eapptag, Y_STR_ARG, &restr->exts)); + break; + case LY_STMT_ERROR_MESSAGE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &restr->emsg, Y_STR_ARG, &restr->exts)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, stmt->kw, 0, &restr->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), lyplg_ext_stmt2str(stmt->kw)); + return LY_EVALID; + } + } + return LY_SUCCESS; +} + +/** + * @brief Parse a restriction that can have more instances such as must. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] restrs Restrictions to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_restrs(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_restr **restrs) +{ + struct lysp_restr *restr; + + LY_ARRAY_NEW_RET(PARSER_CTX(ctx), *restrs, restr, LY_EMEM); + return lysp_stmt_restr(ctx, stmt, restr); +} + +/** + * @brief Parse the anydata or anyxml statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] siblings Siblings to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_any(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, struct lysp_node **siblings) +{ + struct lysp_node_anydata *any; + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_IDENTIF_ARG, stmt->arg)); + + /* create new structure and insert into siblings */ + LY_LIST_NEW_RET(PARSER_CTX(ctx), siblings, any, next, LY_EMEM); + + any->nodetype = stmt->kw == LY_STMT_ANYDATA ? LYS_ANYDATA : LYS_ANYXML; + any->parent = parent; + + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &any->name)); + + /* parse substatements */ + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_CONFIG: + LY_CHECK_RET(lysp_stmt_config(ctx, child, &any->flags, &any->exts)); + break; + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &any->dsc, Y_STR_ARG, &any->exts)); + break; + case LY_STMT_IF_FEATURE: + LY_CHECK_RET(lysp_stmt_qnames(ctx, child, &any->iffeatures, Y_STR_ARG, &any->exts)); + break; + case LY_STMT_MANDATORY: + LY_CHECK_RET(lysp_stmt_mandatory(ctx, child, &any->flags, &any->exts)); + break; + case LY_STMT_MUST: + LY_CHECK_RET(lysp_stmt_restrs(ctx, child, &any->musts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &any->ref, Y_STR_ARG, &any->exts)); + break; + case LY_STMT_STATUS: + LY_CHECK_RET(lysp_stmt_status(ctx, child, &any->flags, &any->exts)); + break; + case LY_STMT_WHEN: + LY_CHECK_RET(lysp_stmt_when(ctx, child, &any->when)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, stmt->kw, 0, &any->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), + (any->nodetype & LYS_ANYDATA) == LYS_ANYDATA ? lyplg_ext_stmt2str(LY_STMT_ANYDATA) : lyplg_ext_stmt2str(LY_STMT_ANYXML)); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the value or position statement. Substatement of type enum statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] value Value to write to. + * @param[in,out] flags Flags to write to. + * @param[in,out] exts Extension instances to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_type_enum_value_pos(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, int64_t *value, uint16_t *flags, + struct lysp_ext_instance **exts) +{ + int arg_len; + char *ptr = NULL; + long long num = 0; + unsigned long long unum = 0; + + if (*flags & LYS_SET_VALUE) { + LOGVAL_PARSER(ctx, LY_VCODE_DUPSTMT, lyplg_ext_stmt2str(stmt->kw)); + return LY_EVALID; + } + *flags |= LYS_SET_VALUE; + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_STR_ARG, stmt->arg)); + + arg_len = strlen(stmt->arg); + if (!arg_len || (stmt->arg[0] == '+') || ((stmt->arg[0] == '0') && (arg_len > 1)) || + ((stmt->kw == LY_STMT_POSITION) && !strncmp(stmt->arg, "-0", 2))) { + LOGVAL_PARSER(ctx, LY_VCODE_INVAL, arg_len, stmt->arg, lyplg_ext_stmt2str(stmt->kw)); + goto error; + } + + errno = 0; + if (stmt->kw == LY_STMT_VALUE) { + num = strtoll(stmt->arg, &ptr, LY_BASE_DEC); + if ((num < INT64_C(-2147483648)) || (num > INT64_C(2147483647))) { + LOGVAL_PARSER(ctx, LY_VCODE_INVAL, arg_len, stmt->arg, lyplg_ext_stmt2str(stmt->kw)); + goto error; + } + } else { + unum = strtoull(stmt->arg, &ptr, LY_BASE_DEC); + if (unum > UINT64_C(4294967295)) { + LOGVAL_PARSER(ctx, LY_VCODE_INVAL, arg_len, stmt->arg, lyplg_ext_stmt2str(stmt->kw)); + goto error; + } + } + /* we have not parsed the whole argument */ + if (ptr - stmt->arg != arg_len) { + LOGVAL_PARSER(ctx, LY_VCODE_INVAL, arg_len, stmt->arg, lyplg_ext_stmt2str(stmt->kw)); + goto error; + } + if (errno == ERANGE) { + LOGVAL_PARSER(ctx, LY_VCODE_OOB, arg_len, stmt->arg, lyplg_ext_stmt2str(stmt->kw)); + goto error; + } + if (stmt->kw == LY_STMT_VALUE) { + *value = num; + } else { + *value = unum; + } + + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, stmt->kw == LY_STMT_VALUE ? LY_STMT_VALUE : LY_STMT_POSITION, 0, exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), lyplg_ext_stmt2str(stmt->kw)); + return LY_EVALID; + } + } + return LY_SUCCESS; + +error: + return LY_EVALID; +} + +/** + * @brief Parse the enum or bit statement. Substatement of type statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] enums Enums or bits to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_type_enum(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_type_enum **enums) +{ + struct lysp_type_enum *enm; + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, stmt->kw == LY_STMT_ENUM ? Y_STR_ARG : Y_IDENTIF_ARG, stmt->arg)); + + LY_ARRAY_NEW_RET(PARSER_CTX(ctx), *enums, enm, LY_EMEM); + + if (stmt->kw == LY_STMT_ENUM) { + LY_CHECK_RET(lysp_check_enum_name(ctx, stmt->arg, strlen(stmt->arg))); + } /* else nothing specific for YANG_BIT */ + + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &enm->name)); + CHECK_UNIQUENESS(ctx, *enums, name, lyplg_ext_stmt2str(stmt->kw), enm->name); + + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &enm->dsc, Y_STR_ARG, &enm->exts)); + break; + case LY_STMT_IF_FEATURE: + PARSER_CHECK_STMTVER2_RET(ctx, "if-feature", lyplg_ext_stmt2str(stmt->kw)); + LY_CHECK_RET(lysp_stmt_qnames(ctx, child, &enm->iffeatures, Y_STR_ARG, &enm->exts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &enm->ref, Y_STR_ARG, &enm->exts)); + break; + case LY_STMT_STATUS: + LY_CHECK_RET(lysp_stmt_status(ctx, child, &enm->flags, &enm->exts)); + break; + case LY_STMT_VALUE: + LY_CHECK_ERR_RET(stmt->kw == LY_STMT_BIT, LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), + lyplg_ext_stmt2str(stmt->kw)), LY_EVALID); + LY_CHECK_RET(lysp_stmt_type_enum_value_pos(ctx, child, &enm->value, &enm->flags, &enm->exts)); + break; + case LY_STMT_POSITION: + LY_CHECK_ERR_RET(stmt->kw == LY_STMT_ENUM, LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), + lyplg_ext_stmt2str(stmt->kw)), LY_EVALID); + LY_CHECK_RET(lysp_stmt_type_enum_value_pos(ctx, child, &enm->value, &enm->flags, &enm->exts)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, stmt->kw, 0, &enm->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), lyplg_ext_stmt2str(stmt->kw)); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the fraction-digits statement. Substatement of type statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] fracdig Value to write to. + * @param[in,out] exts Extension instances to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_type_fracdigits(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, uint8_t *fracdig, + struct lysp_ext_instance **exts) +{ + char *ptr; + int arg_len; + unsigned long long num; + + if (*fracdig) { + LOGVAL_PARSER(ctx, LY_VCODE_DUPSTMT, "fraction-digits"); + return LY_EVALID; + } + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_STR_ARG, stmt->arg)); + arg_len = strlen(stmt->arg); + if (!arg_len || (stmt->arg[0] == '0') || !isdigit(stmt->arg[0])) { + LOGVAL_PARSER(ctx, LY_VCODE_INVAL, arg_len, stmt->arg, "fraction-digits"); + return LY_EVALID; + } + + errno = 0; + num = strtoull(stmt->arg, &ptr, LY_BASE_DEC); + /* we have not parsed the whole argument */ + if (ptr - stmt->arg != arg_len) { + LOGVAL_PARSER(ctx, LY_VCODE_INVAL, arg_len, stmt->arg, "fraction-digits"); + return LY_EVALID; + } + if ((errno == ERANGE) || (num > LY_TYPE_DEC64_FD_MAX)) { + LOGVAL_PARSER(ctx, LY_VCODE_OOB, arg_len, stmt->arg, "fraction-digits"); + return LY_EVALID; + } + *fracdig = num; + + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_FRACTION_DIGITS, 0, exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "fraction-digits"); + return LY_EVALID; + } + } + return LY_SUCCESS; +} + +/** + * @brief Parse the require-instance statement. Substatement of type statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] reqinst Value to write to. + * @param[in,out] flags Flags to write to. + * @param[in,out] exts Extension instances to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_type_reqinstance(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, uint8_t *reqinst, uint16_t *flags, + struct lysp_ext_instance **exts) +{ + int arg_len; + + if (*flags & LYS_SET_REQINST) { + LOGVAL_PARSER(ctx, LY_VCODE_DUPSTMT, "require-instance"); + return LY_EVALID; + } + *flags |= LYS_SET_REQINST; + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_STR_ARG, stmt->arg)); + arg_len = strlen(stmt->arg); + if ((arg_len == ly_strlen_const("true")) && !strncmp(stmt->arg, "true", arg_len)) { + *reqinst = 1; + } else if ((arg_len != ly_strlen_const("false")) || strncmp(stmt->arg, "false", arg_len)) { + LOGVAL_PARSER(ctx, LY_VCODE_INVAL, arg_len, stmt->arg, "require-instance"); + return LY_EVALID; + } + + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_REQUIRE_INSTANCE, 0, exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "require-instance"); + return LY_EVALID; + } + } + return LY_SUCCESS; +} + +/** + * @brief Parse the modifier statement. Substatement of type pattern statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] pat Value to write to. + * @param[in,out] exts Extension instances to add to. + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_type_pattern_modifier(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, const char **pat, + struct lysp_ext_instance **exts) +{ + int arg_len; + char *buf; + + if ((*pat)[0] == LYSP_RESTR_PATTERN_NACK) { + LOGVAL_PARSER(ctx, LY_VCODE_DUPSTMT, "modifier"); + return LY_EVALID; + } + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_STR_ARG, stmt->arg)); + arg_len = strlen(stmt->arg); + if ((arg_len != ly_strlen_const("invert-match")) || strncmp(stmt->arg, "invert-match", arg_len)) { + LOGVAL_PARSER(ctx, LY_VCODE_INVAL, arg_len, stmt->arg, "modifier"); + return LY_EVALID; + } + + /* replace the value in the dictionary */ + buf = malloc(strlen(*pat) + 1); + LY_CHECK_ERR_RET(!buf, LOGMEM(PARSER_CTX(ctx)), LY_EMEM); + strcpy(buf, *pat); + lydict_remove(PARSER_CTX(ctx), *pat); + + assert(buf[0] == LYSP_RESTR_PATTERN_ACK); + buf[0] = LYSP_RESTR_PATTERN_NACK; + LY_CHECK_RET(lydict_insert_zc(PARSER_CTX(ctx), buf, pat)); + + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_MODIFIER, 0, exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "modifier"); + return LY_EVALID; + } + } + return LY_SUCCESS; +} + +/** + * @brief Parse the pattern statement. Substatement of type statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] patterns Restrictions to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_type_pattern(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_restr **patterns) +{ + char *buf; + size_t arg_len; + struct lysp_restr *restr; + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_STR_ARG, stmt->arg)); + LY_ARRAY_NEW_RET(PARSER_CTX(ctx), *patterns, restr, LY_EMEM); + arg_len = strlen(stmt->arg); + + /* add special meaning first byte */ + buf = malloc(arg_len + 2); + LY_CHECK_ERR_RET(!buf, LOGMEM(PARSER_CTX(ctx)), LY_EMEM); + memmove(buf + 1, stmt->arg, arg_len); + buf[0] = LYSP_RESTR_PATTERN_ACK; /* pattern's default regular-match flag */ + buf[arg_len + 1] = '\0'; /* terminating NULL byte */ + LY_CHECK_RET(lydict_insert_zc(PARSER_CTX(ctx), buf, &restr->arg.str)); + restr->arg.mod = PARSER_CUR_PMOD(ctx); + + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &restr->dsc, Y_STR_ARG, &restr->exts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &restr->ref, Y_STR_ARG, &restr->exts)); + break; + case LY_STMT_ERROR_APP_TAG: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &restr->eapptag, Y_STR_ARG, &restr->exts)); + break; + case LY_STMT_ERROR_MESSAGE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &restr->emsg, Y_STR_ARG, &restr->exts)); + break; + case LY_STMT_MODIFIER: + PARSER_CHECK_STMTVER2_RET(ctx, "modifier", "pattern"); + LY_CHECK_RET(lysp_stmt_type_pattern_modifier(ctx, child, &restr->arg.str, &restr->exts)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_PATTERN, 0, &restr->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "pattern"); + return LY_EVALID; + } + } + return LY_SUCCESS; +} + +/** + * @brief Parse the deviate statement. Substatement of deviation statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] devs Array of deviates to add to. + * @param[in,out] exts Extension instances to add to. + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_deviate(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_deviate **devs, struct lysp_ext_instance **exts) +{ + (void)stmt; + (void)devs; + (void)exts; + + /* TODO */ + LOGERR(PARSER_CTX(ctx), LY_EINVAL, "Extension instance \"deviate\" substatement is not supported."); + return LY_EINVAL; +} + +/** + * @brief Parse the deviation statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] deviations Array of deviations to add to. + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_deviation(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_deviation **deviations) +{ + struct lysp_deviation *dev; + + LY_ARRAY_NEW_RET(PARSER_CTX(ctx), *deviations, dev, LY_EMEM); + + /* store nodeid */ + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_STR_ARG, stmt->arg)); + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &dev->nodeid)); + + /* parse substatements */ + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &dev->dsc, Y_STR_ARG, &dev->exts)); + break; + case LY_STMT_DEVIATE: + LY_CHECK_RET(lysp_stmt_deviate(ctx, child, &dev->deviates, &dev->exts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &dev->ref, Y_STR_ARG, &dev->exts)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, stmt->kw, 0, &dev->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), lyplg_ext_stmt2str(LY_STMT_DEVIATION)); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the yang-version statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[out] version Version to write to. + * @param[in,out] exts Extension instances to add to. + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_yangver(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, uint8_t *version, struct lysp_ext_instance **exts) +{ + if (*version) { + LOGVAL_PARSER(ctx, LY_VCODE_DUPSTMT, "yin-element"); + return LY_EVALID; + } + + /* store flag */ + if (!strcmp(stmt->arg, "1")) { + *version = LYS_VERSION_1_0; + } else if (!strcmp(stmt->arg, "1.1")) { + *version = LYS_VERSION_1_1; + } else { + LOGVAL_PARSER(ctx, LY_VCODE_INVAL, (int)strlen(stmt->arg), stmt->arg, "yang-version"); + return LY_EVALID; + } + + /* parse substatements */ + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, stmt->kw, 0, exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), lyplg_ext_stmt2str(LY_STMT_YANG_VERSION)); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the module statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] mod Module to fill. + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_module(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_module *mod) +{ + (void)stmt; + (void)mod; + + /* TODO */ + LOGERR(PARSER_CTX(ctx), LY_EINVAL, "Extension instance \"module\" substatement is not supported."); + return LY_EINVAL; +} + +/** + * @brief Parse the submodule statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] submod Module to fill. + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_submodule(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_submodule *submod) +{ + (void)stmt; + (void)submod; + + /* TODO */ + LOGERR(PARSER_CTX(ctx), LY_EINVAL, "Extension instance \"submodule\" substatement is not supported."); + return LY_EINVAL; +} + +/** + * @brief Parse the yin-element statement. Substatement of argument statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] flags Flags to write to. + * @param[in,out] exts Extension instances to add to. + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_yinelem(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, uint16_t *flags, struct lysp_ext_instance **exts) +{ + if (*flags & LYS_YINELEM_MASK) { + LOGVAL_PARSER(ctx, LY_VCODE_DUPSTMT, "yin-element"); + return LY_EVALID; + } + + /* store flag */ + if (!strcmp(stmt->arg, "true")) { + *flags |= LYS_YINELEM_TRUE; + } else if (!strcmp(stmt->arg, "false")) { + *flags |= LYS_YINELEM_FALSE; + } else { + LOGVAL_PARSER(ctx, LY_VCODE_INVAL, (int)strlen(stmt->arg), stmt->arg, "yin-element"); + return LY_EVALID; + } + + /* parse substatements */ + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, stmt->kw, 0, exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), lyplg_ext_stmt2str(LY_STMT_YIN_ELEMENT)); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the argument statement. Substatement of extension statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] ex Extension to fill. + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_argument(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_ext *ex) +{ + if (ex->argname) { + LOGVAL_PARSER(ctx, LY_VCODE_DUPSTMT, "argument"); + return LY_EVALID; + } + + /* store argument name */ + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_PREF_IDENTIF_ARG, stmt->arg)); + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &ex->argname)); + + /* parse substatements */ + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_YIN_ELEMENT: + LY_CHECK_RET(lysp_stmt_yinelem(ctx, child, &ex->flags, &ex->exts)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, stmt->kw, 0, &ex->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), lyplg_ext_stmt2str(LY_STMT_ARGUMENT)); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the extension statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] extensions Array of extensions to add to. + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_extension(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_ext **extensions) +{ + struct lysp_ext *ex; + + LY_ARRAY_NEW_RET(PARSER_CTX(ctx), *extensions, ex, LY_EMEM); + + /* store name */ + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_IDENTIF_ARG, stmt->arg)); + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &ex->name)); + + /* parse substatements */ + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &ex->dsc, Y_STR_ARG, &ex->exts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &ex->ref, Y_STR_ARG, &ex->exts)); + break; + case LY_STMT_STATUS: + LY_CHECK_RET(lysp_stmt_status(ctx, child, &ex->flags, &ex->exts)); + break; + case LY_STMT_ARGUMENT: + LY_CHECK_RET(lysp_stmt_argument(ctx, child, ex)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, stmt->kw, 0, &ex->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), lyplg_ext_stmt2str(LY_STMT_EXTENSION)); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the feature statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] features Array of features to add to. + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_feature(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_feature **features) +{ + struct lysp_feature *feat; + + LY_ARRAY_NEW_RET(PARSER_CTX(ctx), *features, feat, LY_EMEM); + + /* store name */ + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_IDENTIF_ARG, stmt->arg)); + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &feat->name)); + + /* parse substatements */ + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &feat->dsc, Y_STR_ARG, &feat->exts)); + break; + case LY_STMT_IF_FEATURE: + LY_CHECK_RET(lysp_stmt_qnames(ctx, child, &feat->iffeatures, Y_STR_ARG, &feat->exts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &feat->ref, Y_STR_ARG, &feat->exts)); + break; + case LY_STMT_STATUS: + LY_CHECK_RET(lysp_stmt_status(ctx, child, &feat->flags, &feat->exts)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, stmt->kw, 0, &feat->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), lyplg_ext_stmt2str(LY_STMT_FEATURE)); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the identity statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] identities Array of identities to add to. + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_identity(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_ident **identities) +{ + struct lysp_ident *ident; + + LY_ARRAY_NEW_RET(PARSER_CTX(ctx), *identities, ident, LY_EMEM); + + /* store name */ + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_IDENTIF_ARG, stmt->arg)); + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &ident->name)); + + /* parse substatements */ + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &ident->dsc, Y_STR_ARG, &ident->exts)); + break; + case LY_STMT_IF_FEATURE: + LY_CHECK_RET(lysp_stmt_qnames(ctx, child, &ident->iffeatures, Y_STR_ARG, &ident->exts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &ident->ref, Y_STR_ARG, &ident->exts)); + break; + case LY_STMT_STATUS: + LY_CHECK_RET(lysp_stmt_status(ctx, child, &ident->flags, &ident->exts)); + break; + case LY_STMT_BASE: + LY_CHECK_RET(lysp_stmt_text_fields(ctx, child, &ident->bases, Y_PREF_IDENTIF_ARG, &ident->exts)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, stmt->kw, 0, &ident->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), lyplg_ext_stmt2str(LY_STMT_IDENTITY)); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the import statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] imports Array of imports to add to. + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_import(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_import **imports) +{ + struct lysp_import *imp; + const char *str = NULL; + + LY_ARRAY_NEW_RET(PARSER_CTX(ctx), *imports, imp, LY_EMEM); + + /* store name */ + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_IDENTIF_ARG, stmt->arg)); + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &imp->name)); + + /* parse substatements */ + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_PREFIX: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &imp->prefix, Y_IDENTIF_ARG, &imp->exts)); + LY_CHECK_RET(lysp_check_prefix(ctx, *imports, NULL, &imp->prefix), LY_EVALID); + break; + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &imp->dsc, Y_STR_ARG, &imp->exts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &imp->ref, Y_STR_ARG, &imp->exts)); + break; + case LY_STMT_REVISION_DATE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, stmt, 0, &str, Y_STR_ARG, &imp->exts)); + strcpy(imp->rev, str); + lydict_remove(PARSER_CTX(ctx), str); + LY_CHECK_RET(lysp_check_date(ctx, imp->rev, LY_REV_SIZE - 1, "revision-date")); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, stmt->kw, 0, &imp->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), lyplg_ext_stmt2str(LY_STMT_IMPORT)); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the include statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] includes Array of identities to add to. + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_include(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_include **includes) +{ + struct lysp_include *inc; + const char *str = NULL; + + LY_ARRAY_NEW_RET(PARSER_CTX(ctx), *includes, inc, LY_EMEM); + + /* store name */ + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_IDENTIF_ARG, stmt->arg)); + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &inc->name)); + + /* parse substatements */ + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &inc->dsc, Y_STR_ARG, &inc->exts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &inc->ref, Y_STR_ARG, &inc->exts)); + break; + case LY_STMT_REVISION_DATE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, stmt, 0, &str, Y_STR_ARG, &inc->exts)); + strcpy(inc->rev, str); + lydict_remove(PARSER_CTX(ctx), str); + LY_CHECK_RET(lysp_check_date(ctx, inc->rev, LY_REV_SIZE - 1, "revision-date")); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, stmt->kw, 0, &inc->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), lyplg_ext_stmt2str(LY_STMT_INCLUDE)); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the revision statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] includes Array of identities to add to. + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_revision(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_revision **revs) +{ + struct lysp_revision *rev; + + LY_ARRAY_NEW_RET(PARSER_CTX(ctx), *revs, rev, LY_EMEM); + + /* store date */ + LY_CHECK_RET(lysp_check_date(ctx, stmt->arg, strlen(stmt->arg), "revision")); + strncpy(rev->date, stmt->arg, LY_REV_SIZE - 1); + + /* parse substatements */ + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &rev->dsc, Y_STR_ARG, &rev->exts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &rev->ref, Y_STR_ARG, &rev->exts)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, stmt->kw, 0, &rev->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), lyplg_ext_stmt2str(LY_STMT_REVISION)); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the type statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] type Type to wrote to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_type(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_type *type) +{ + struct lysp_type *nest_type; + const char *str_path = NULL; + LY_ERR ret; + + if (type->name) { + LOGVAL_PARSER(ctx, LY_VCODE_DUPSTMT, "type"); + return LY_EVALID; + } + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_PREF_IDENTIF_ARG, stmt->arg)); + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &type->name)); + type->pmod = PARSER_CUR_PMOD(ctx); + + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_BASE: + LY_CHECK_RET(lysp_stmt_text_fields(ctx, child, &type->bases, Y_PREF_IDENTIF_ARG, &type->exts)); + type->flags |= LYS_SET_BASE; + break; + case LY_STMT_BIT: + LY_CHECK_RET(lysp_stmt_type_enum(ctx, child, &type->bits)); + type->flags |= LYS_SET_BIT; + break; + case LY_STMT_ENUM: + LY_CHECK_RET(lysp_stmt_type_enum(ctx, child, &type->enums)); + type->flags |= LYS_SET_ENUM; + break; + case LY_STMT_FRACTION_DIGITS: + LY_CHECK_RET(lysp_stmt_type_fracdigits(ctx, child, &type->fraction_digits, &type->exts)); + type->flags |= LYS_SET_FRDIGITS; + break; + case LY_STMT_LENGTH: + if (type->length) { + LOGVAL_PARSER(ctx, LY_VCODE_DUPSTMT, lyplg_ext_stmt2str(child->kw)); + return LY_EVALID; + } + type->length = calloc(1, sizeof *type->length); + LY_CHECK_ERR_RET(!type->length, LOGMEM(PARSER_CTX(ctx)), LY_EMEM); + + LY_CHECK_RET(lysp_stmt_restr(ctx, child, type->length)); + type->flags |= LYS_SET_LENGTH; + break; + case LY_STMT_PATH: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &str_path, Y_STR_ARG, &type->exts)); + ret = ly_path_parse(PARSER_CTX(ctx), NULL, str_path, 0, 1, LY_PATH_BEGIN_EITHER, + LY_PATH_PREFIX_OPTIONAL, LY_PATH_PRED_LEAFREF, &type->path); + lydict_remove(PARSER_CTX(ctx), str_path); + LY_CHECK_RET(ret); + type->flags |= LYS_SET_PATH; + break; + case LY_STMT_PATTERN: + LY_CHECK_RET(lysp_stmt_type_pattern(ctx, child, &type->patterns)); + type->flags |= LYS_SET_PATTERN; + break; + case LY_STMT_RANGE: + if (type->range) { + LOGVAL_PARSER(ctx, LY_VCODE_DUPSTMT, lyplg_ext_stmt2str(child->kw)); + return LY_EVALID; + } + type->range = calloc(1, sizeof *type->range); + LY_CHECK_ERR_RET(!type->range, LOGMEM(PARSER_CTX(ctx)), LY_EMEM); + + LY_CHECK_RET(lysp_stmt_restr(ctx, child, type->range)); + type->flags |= LYS_SET_RANGE; + break; + case LY_STMT_REQUIRE_INSTANCE: + LY_CHECK_RET(lysp_stmt_type_reqinstance(ctx, child, &type->require_instance, &type->flags, &type->exts)); + /* LYS_SET_REQINST checked and set inside lysp_stmt_type_reqinstance() */ + break; + case LY_STMT_TYPE: + LY_ARRAY_NEW_RET(PARSER_CTX(ctx), type->types, nest_type, LY_EMEM); + LY_CHECK_RET(lysp_stmt_type(ctx, child, nest_type)); + type->flags |= LYS_SET_TYPE; + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_TYPE, 0, &type->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "type"); + return LY_EVALID; + } + } + return LY_SUCCESS; +} + +/** + * @brief Parse the leaf statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in] parent Parent node to connect to (not into). + * @param[in,out] siblings Siblings to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_leaf(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, struct lysp_node **siblings) +{ + struct lysp_node_leaf *leaf; + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_IDENTIF_ARG, stmt->arg)); + + /* create new leaf structure */ + LY_LIST_NEW_RET(PARSER_CTX(ctx), siblings, leaf, next, LY_EMEM); + leaf->nodetype = LYS_LEAF; + leaf->parent = parent; + + /* get name */ + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &leaf->name)); + + /* parse substatements */ + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_CONFIG: + LY_CHECK_RET(lysp_stmt_config(ctx, child, &leaf->flags, &leaf->exts)); + break; + case LY_STMT_DEFAULT: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &leaf->dflt.str, Y_STR_ARG, &leaf->exts)); + leaf->dflt.mod = PARSER_CUR_PMOD(ctx); + break; + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &leaf->dsc, Y_STR_ARG, &leaf->exts)); + break; + case LY_STMT_IF_FEATURE: + LY_CHECK_RET(lysp_stmt_qnames(ctx, child, &leaf->iffeatures, Y_STR_ARG, &leaf->exts)); + break; + case LY_STMT_MANDATORY: + LY_CHECK_RET(lysp_stmt_mandatory(ctx, child, &leaf->flags, &leaf->exts)); + break; + case LY_STMT_MUST: + LY_CHECK_RET(lysp_stmt_restrs(ctx, child, &leaf->musts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &leaf->ref, Y_STR_ARG, &leaf->exts)); + break; + case LY_STMT_STATUS: + LY_CHECK_RET(lysp_stmt_status(ctx, child, &leaf->flags, &leaf->exts)); + break; + case LY_STMT_TYPE: + LY_CHECK_RET(lysp_stmt_type(ctx, child, &leaf->type)); + break; + case LY_STMT_UNITS: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &leaf->units, Y_STR_ARG, &leaf->exts)); + break; + case LY_STMT_WHEN: + LY_CHECK_RET(lysp_stmt_when(ctx, child, &leaf->when)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_LEAF, 0, &leaf->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "leaf"); + return LY_EVALID; + } + } + + /* mandatory substatements */ + if (!leaf->type.name) { + LOGVAL_PARSER(ctx, LY_VCODE_MISSTMT, "type", "leaf"); + return LY_EVALID; + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the max-elements statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] max Value to write to. + * @param[in,out] flags Flags to write to. + * @param[in,out] exts Extension instances to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_maxelements(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, uint32_t *max, uint16_t *flags, + struct lysp_ext_instance **exts) +{ + int arg_len; + char *ptr; + unsigned long long num; + + if (*flags & LYS_SET_MAX) { + LOGVAL_PARSER(ctx, LY_VCODE_DUPSTMT, "max-elements"); + return LY_EVALID; + } + *flags |= LYS_SET_MAX; + + /* get value */ + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_STR_ARG, stmt->arg)); + arg_len = strlen(stmt->arg); + + if (!arg_len || (stmt->arg[0] == '0') || ((stmt->arg[0] != 'u') && !isdigit(stmt->arg[0]))) { + LOGVAL_PARSER(ctx, LY_VCODE_INVAL, arg_len, stmt->arg, "max-elements"); + return LY_EVALID; + } + + if ((arg_len != ly_strlen_const("unbounded")) || strncmp(stmt->arg, "unbounded", arg_len)) { + errno = 0; + num = strtoull(stmt->arg, &ptr, LY_BASE_DEC); + /* we have not parsed the whole argument */ + if (ptr - stmt->arg != arg_len) { + LOGVAL_PARSER(ctx, LY_VCODE_INVAL, arg_len, stmt->arg, "max-elements"); + return LY_EVALID; + } + if ((errno == ERANGE) || (num > UINT32_MAX)) { + LOGVAL_PARSER(ctx, LY_VCODE_OOB, arg_len, stmt->arg, "max-elements"); + return LY_EVALID; + } + + *max = num; + } else { + /* unbounded */ + *max = 0; + } + + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_MAX_ELEMENTS, 0, exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "max-elements"); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the min-elements statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] min Value to write to. + * @param[in,out] flags Flags to write to. + * @param[in,out] exts Extension instances to add to. + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_minelements(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, uint32_t *min, uint16_t *flags, + struct lysp_ext_instance **exts) +{ + int arg_len; + char *ptr; + unsigned long long num; + + if (*flags & LYS_SET_MIN) { + LOGVAL_PARSER(ctx, LY_VCODE_DUPSTMT, "min-elements"); + return LY_EVALID; + } + *flags |= LYS_SET_MIN; + + /* get value */ + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_STR_ARG, stmt->arg)); + arg_len = strlen(stmt->arg); + + if (!arg_len || !isdigit(stmt->arg[0]) || ((stmt->arg[0] == '0') && (arg_len > 1))) { + LOGVAL_PARSER(ctx, LY_VCODE_INVAL, arg_len, stmt->arg, "min-elements"); + return LY_EVALID; + } + + errno = 0; + num = strtoull(stmt->arg, &ptr, LY_BASE_DEC); + /* we have not parsed the whole argument */ + if (ptr - stmt->arg != arg_len) { + LOGVAL_PARSER(ctx, LY_VCODE_INVAL, arg_len, stmt->arg, "min-elements"); + return LY_EVALID; + } + if ((errno == ERANGE) || (num > UINT32_MAX)) { + LOGVAL_PARSER(ctx, LY_VCODE_OOB, arg_len, stmt->arg, "min-elements"); + return LY_EVALID; + } + *min = num; + + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_MIN_ELEMENTS, 0, exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "min-elements"); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the ordered-by statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] flags Flags to write to. + * @param[in,out] exts Extension instances to add to. + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_orderedby(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, uint16_t *flags, struct lysp_ext_instance **exts) +{ + int arg_len; + + if (*flags & LYS_ORDBY_MASK) { + LOGVAL_PARSER(ctx, LY_VCODE_DUPSTMT, "ordered-by"); + return LY_EVALID; + } + + /* get value */ + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_STR_ARG, stmt->arg)); + arg_len = strlen(stmt->arg); + if ((arg_len == ly_strlen_const("system")) && !strncmp(stmt->arg, "system", arg_len)) { + *flags |= LYS_MAND_TRUE; + } else if ((arg_len == ly_strlen_const("user")) && !strncmp(stmt->arg, "user", arg_len)) { + *flags |= LYS_MAND_FALSE; + } else { + LOGVAL_PARSER(ctx, LY_VCODE_INVAL, arg_len, stmt->arg, "ordered-by"); + return LY_EVALID; + } + + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_ORDERED_BY, 0, exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "ordered-by"); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the leaf-list statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in] parent Parent node to connect to (not into). + * @param[in,out] siblings Siblings to add to. + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_leaflist(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, + struct lysp_node **siblings) +{ + struct lysp_node_leaflist *llist; + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_IDENTIF_ARG, stmt->arg)); + + /* create new leaf-list structure */ + LY_LIST_NEW_RET(PARSER_CTX(ctx), siblings, llist, next, LY_EMEM); + llist->nodetype = LYS_LEAFLIST; + llist->parent = parent; + + /* get name */ + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &llist->name)); + + /* parse substatements */ + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_CONFIG: + LY_CHECK_RET(lysp_stmt_config(ctx, child, &llist->flags, &llist->exts)); + break; + case LY_STMT_DEFAULT: + PARSER_CHECK_STMTVER2_RET(ctx, "default", "leaf-list"); + LY_CHECK_RET(lysp_stmt_qnames(ctx, child, &llist->dflts, Y_STR_ARG, &llist->exts)); + break; + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &llist->dsc, Y_STR_ARG, &llist->exts)); + break; + case LY_STMT_IF_FEATURE: + LY_CHECK_RET(lysp_stmt_qnames(ctx, child, &llist->iffeatures, Y_STR_ARG, &llist->exts)); + break; + case LY_STMT_MAX_ELEMENTS: + LY_CHECK_RET(lysp_stmt_maxelements(ctx, child, &llist->max, &llist->flags, &llist->exts)); + break; + case LY_STMT_MIN_ELEMENTS: + LY_CHECK_RET(lysp_stmt_minelements(ctx, child, &llist->min, &llist->flags, &llist->exts)); + break; + case LY_STMT_MUST: + LY_CHECK_RET(lysp_stmt_restrs(ctx, child, &llist->musts)); + break; + case LY_STMT_ORDERED_BY: + LY_CHECK_RET(lysp_stmt_orderedby(ctx, child, &llist->flags, &llist->exts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &llist->ref, Y_STR_ARG, &llist->exts)); + break; + case LY_STMT_STATUS: + LY_CHECK_RET(lysp_stmt_status(ctx, child, &llist->flags, &llist->exts)); + break; + case LY_STMT_TYPE: + LY_CHECK_RET(lysp_stmt_type(ctx, child, &llist->type)); + break; + case LY_STMT_UNITS: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &llist->units, Y_STR_ARG, &llist->exts)); + break; + case LY_STMT_WHEN: + LY_CHECK_RET(lysp_stmt_when(ctx, child, &llist->when)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_LEAF_LIST, 0, &llist->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "llist"); + return LY_EVALID; + } + } + + /* mandatory substatements */ + if (!llist->type.name) { + LOGVAL_PARSER(ctx, LY_VCODE_MISSTMT, "type", "leaf-list"); + return LY_EVALID; + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the refine statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in,out] refines Refines to add to. + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_refine(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_refine **refines) +{ + struct lysp_refine *rf; + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_STR_ARG, stmt->arg)); + + LY_ARRAY_NEW_RET(PARSER_CTX(ctx), *refines, rf, LY_EMEM); + + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &rf->nodeid)); + + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_CONFIG: + LY_CHECK_RET(lysp_stmt_config(ctx, child, &rf->flags, &rf->exts)); + break; + case LY_STMT_DEFAULT: + LY_CHECK_RET(lysp_stmt_qnames(ctx, child, &rf->dflts, Y_STR_ARG, &rf->exts)); + break; + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &rf->dsc, Y_STR_ARG, &rf->exts)); + break; + case LY_STMT_IF_FEATURE: + PARSER_CHECK_STMTVER2_RET(ctx, "if-feature", "refine"); + LY_CHECK_RET(lysp_stmt_qnames(ctx, child, &rf->iffeatures, Y_STR_ARG, &rf->exts)); + break; + case LY_STMT_MAX_ELEMENTS: + LY_CHECK_RET(lysp_stmt_maxelements(ctx, child, &rf->max, &rf->flags, &rf->exts)); + break; + case LY_STMT_MIN_ELEMENTS: + LY_CHECK_RET(lysp_stmt_minelements(ctx, child, &rf->min, &rf->flags, &rf->exts)); + break; + case LY_STMT_MUST: + LY_CHECK_RET(lysp_stmt_restrs(ctx, child, &rf->musts)); + break; + case LY_STMT_MANDATORY: + LY_CHECK_RET(lysp_stmt_mandatory(ctx, child, &rf->flags, &rf->exts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &rf->ref, Y_STR_ARG, &rf->exts)); + break; + case LY_STMT_PRESENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &rf->presence, Y_STR_ARG, &rf->exts)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_REFINE, 0, &rf->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "refine"); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the typedef statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in] parent Parent node to connect to (not into). + * @param[in,out] typedefs Typedefs to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_typedef(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, + struct lysp_tpdf **typedefs) +{ + struct lysp_tpdf *tpdf; + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_IDENTIF_ARG, stmt->arg)); + + LY_ARRAY_NEW_RET(PARSER_CTX(ctx), *typedefs, tpdf, LY_EMEM); + + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &tpdf->name)); + + /* parse substatements */ + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_DEFAULT: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &tpdf->dflt.str, Y_STR_ARG, &tpdf->exts)); + tpdf->dflt.mod = PARSER_CUR_PMOD(ctx); + break; + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &tpdf->dsc, Y_STR_ARG, &tpdf->exts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &tpdf->ref, Y_STR_ARG, &tpdf->exts)); + break; + case LY_STMT_STATUS: + LY_CHECK_RET(lysp_stmt_status(ctx, child, &tpdf->flags, &tpdf->exts)); + break; + case LY_STMT_TYPE: + LY_CHECK_RET(lysp_stmt_type(ctx, child, &tpdf->type)); + break; + case LY_STMT_UNITS: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &tpdf->units, Y_STR_ARG, &tpdf->exts)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_TYPEDEF, 0, &tpdf->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "typedef"); + return LY_EVALID; + } + } + + /* mandatory substatements */ + if (!tpdf->type.name) { + LOGVAL_PARSER(ctx, LY_VCODE_MISSTMT, "type", "typedef"); + return LY_EVALID; + } + + /* store data for collision check */ + if (parent && !(parent->nodetype & (LYS_GROUPING | LYS_RPC | LYS_ACTION | LYS_INPUT | LYS_OUTPUT | LYS_NOTIF))) { + LY_CHECK_RET(ly_set_add(&ctx->tpdfs_nodes, parent, 0, NULL)); + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the input or output statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in] parent Parent node to connect to (not into). + * @param[in,out] inout_p Input/output pointer to write to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_inout(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, + struct lysp_node_action_inout *inout_p) +{ + if (inout_p->nodetype) { + LOGVAL_PARSER(ctx, LY_VCODE_DUPSTMT, lyplg_ext_stmt2str(stmt->kw)); + return LY_EVALID; + } + + /* initiate structure */ + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->kw == LY_STMT_INPUT ? "input" : "output", 0, &inout_p->name)); + inout_p->nodetype = stmt->kw == LY_STMT_INPUT ? LYS_INPUT : LYS_OUTPUT; + inout_p->parent = parent; + + /* parse substatements */ + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_ANYDATA: + PARSER_CHECK_STMTVER2_RET(ctx, "anydata", lyplg_ext_stmt2str(stmt->kw)); + /* fall through */ + case LY_STMT_ANYXML: + LY_CHECK_RET(lysp_stmt_any(ctx, child, &inout_p->node, &inout_p->child)); + break; + case LY_STMT_CHOICE: + LY_CHECK_RET(lysp_stmt_choice(ctx, child, &inout_p->node, &inout_p->child)); + break; + case LY_STMT_CONTAINER: + LY_CHECK_RET(lysp_stmt_container(ctx, child, &inout_p->node, &inout_p->child)); + break; + case LY_STMT_LEAF: + LY_CHECK_RET(lysp_stmt_leaf(ctx, child, &inout_p->node, &inout_p->child)); + break; + case LY_STMT_LEAF_LIST: + LY_CHECK_RET(lysp_stmt_leaflist(ctx, child, &inout_p->node, &inout_p->child)); + break; + case LY_STMT_LIST: + LY_CHECK_RET(lysp_stmt_list(ctx, child, &inout_p->node, &inout_p->child)); + break; + case LY_STMT_USES: + LY_CHECK_RET(lysp_stmt_uses(ctx, child, &inout_p->node, &inout_p->child)); + break; + case LY_STMT_TYPEDEF: + LY_CHECK_RET(lysp_stmt_typedef(ctx, child, &inout_p->node, &inout_p->typedefs)); + break; + case LY_STMT_MUST: + PARSER_CHECK_STMTVER2_RET(ctx, "must", lyplg_ext_stmt2str(stmt->kw)); + LY_CHECK_RET(lysp_stmt_restrs(ctx, child, &inout_p->musts)); + break; + case LY_STMT_GROUPING: + LY_CHECK_RET(lysp_stmt_grouping(ctx, child, &inout_p->node, &inout_p->groupings)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, stmt->kw, 0, &inout_p->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), lyplg_ext_stmt2str(stmt->kw)); + return LY_EVALID; + } + } + + if (!inout_p->child) { + LOGVAL_PARSER(ctx, LY_VCODE_MISSTMT, "data-def-stmt", lyplg_ext_stmt2str(stmt->kw)); + return LY_EVALID; + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the action statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in] parent Parent node to connect to (not into). + * @param[in,out] actions Actions to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_action(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, + struct lysp_node_action **actions) +{ + struct lysp_node_action *act; + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_IDENTIF_ARG, stmt->arg)); + + LY_LIST_NEW_RET(PARSER_CTX(ctx), actions, act, next, LY_EMEM); + + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &act->name)); + act->nodetype = parent ? LYS_ACTION : LYS_RPC; + act->parent = parent; + + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &act->dsc, Y_STR_ARG, &act->exts)); + break; + case LY_STMT_IF_FEATURE: + LY_CHECK_RET(lysp_stmt_qnames(ctx, child, &act->iffeatures, Y_STR_ARG, &act->exts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &act->ref, Y_STR_ARG, &act->exts)); + break; + case LY_STMT_STATUS: + LY_CHECK_RET(lysp_stmt_status(ctx, child, &act->flags, &act->exts)); + break; + + case LY_STMT_INPUT: + LY_CHECK_RET(lysp_stmt_inout(ctx, child, &act->node, &act->input)); + break; + case LY_STMT_OUTPUT: + LY_CHECK_RET(lysp_stmt_inout(ctx, child, &act->node, &act->output)); + break; + + case LY_STMT_TYPEDEF: + LY_CHECK_RET(lysp_stmt_typedef(ctx, child, &act->node, &act->typedefs)); + break; + case LY_STMT_GROUPING: + LY_CHECK_RET(lysp_stmt_grouping(ctx, child, &act->node, &act->groupings)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, parent ? LY_STMT_ACTION : LY_STMT_RPC, 0, &act->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), parent ? "action" : "rpc"); + return LY_EVALID; + } + } + + /* always initialize inout, they are technically present (needed for later deviations/refines) */ + if (!act->input.nodetype) { + act->input.nodetype = LYS_INPUT; + act->input.parent = &act->node; + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), "input", 0, &act->input.name)); + } + if (!act->output.nodetype) { + act->output.nodetype = LYS_OUTPUT; + act->output.parent = &act->node; + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), "output", 0, &act->output.name)); + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the notification statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in] parent Parent node to connect to (not into). + * @param[in,out] notifs Notifications to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_notif(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, + struct lysp_node_notif **notifs) +{ + struct lysp_node_notif *notif; + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_IDENTIF_ARG, stmt->arg)); + + LY_LIST_NEW_RET(PARSER_CTX(ctx), notifs, notif, next, LY_EMEM); + + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, ¬if->name)); + notif->nodetype = LYS_NOTIF; + notif->parent = parent; + + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, ¬if->dsc, Y_STR_ARG, ¬if->exts)); + break; + case LY_STMT_IF_FEATURE: + LY_CHECK_RET(lysp_stmt_qnames(ctx, child, ¬if->iffeatures, Y_STR_ARG, ¬if->exts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, ¬if->ref, Y_STR_ARG, ¬if->exts)); + break; + case LY_STMT_STATUS: + LY_CHECK_RET(lysp_stmt_status(ctx, child, ¬if->flags, ¬if->exts)); + break; + + case LY_STMT_ANYDATA: + PARSER_CHECK_STMTVER2_RET(ctx, "anydata", "notification"); + /* fall through */ + case LY_STMT_ANYXML: + LY_CHECK_RET(lysp_stmt_any(ctx, child, ¬if->node, ¬if->child)); + break; + case LY_STMT_CHOICE: + LY_CHECK_RET(lysp_stmt_case(ctx, child, ¬if->node, ¬if->child)); + break; + case LY_STMT_CONTAINER: + LY_CHECK_RET(lysp_stmt_container(ctx, child, ¬if->node, ¬if->child)); + break; + case LY_STMT_LEAF: + LY_CHECK_RET(lysp_stmt_leaf(ctx, child, ¬if->node, ¬if->child)); + break; + case LY_STMT_LEAF_LIST: + LY_CHECK_RET(lysp_stmt_leaflist(ctx, child, ¬if->node, ¬if->child)); + break; + case LY_STMT_LIST: + LY_CHECK_RET(lysp_stmt_list(ctx, child, ¬if->node, ¬if->child)); + break; + case LY_STMT_USES: + LY_CHECK_RET(lysp_stmt_uses(ctx, child, ¬if->node, ¬if->child)); + break; + + case LY_STMT_MUST: + PARSER_CHECK_STMTVER2_RET(ctx, "must", "notification"); + LY_CHECK_RET(lysp_stmt_restrs(ctx, child, ¬if->musts)); + break; + case LY_STMT_TYPEDEF: + LY_CHECK_RET(lysp_stmt_typedef(ctx, child, ¬if->node, ¬if->typedefs)); + break; + case LY_STMT_GROUPING: + LY_CHECK_RET(lysp_stmt_grouping(ctx, child, ¬if->node, ¬if->groupings)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_NOTIFICATION, 0, ¬if->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "notification"); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the grouping statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in] parent Parent node to connect to (not into). + * @param[in,out] groupings Groupings to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_grouping(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, + struct lysp_node_grp **groupings) +{ + struct lysp_node_grp *grp; + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_IDENTIF_ARG, stmt->arg)); + + LY_LIST_NEW_RET(PARSER_CTX(ctx), groupings, grp, next, LY_EMEM); + + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &grp->name)); + grp->nodetype = LYS_GROUPING; + grp->parent = parent; + + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &grp->dsc, Y_STR_ARG, &grp->exts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &grp->ref, Y_STR_ARG, &grp->exts)); + break; + case LY_STMT_STATUS: + LY_CHECK_RET(lysp_stmt_status(ctx, child, &grp->flags, &grp->exts)); + break; + + case LY_STMT_ANYDATA: + PARSER_CHECK_STMTVER2_RET(ctx, "anydata", "grouping"); + /* fall through */ + case LY_STMT_ANYXML: + LY_CHECK_RET(lysp_stmt_any(ctx, child, &grp->node, &grp->child)); + break; + case LY_STMT_CHOICE: + LY_CHECK_RET(lysp_stmt_choice(ctx, child, &grp->node, &grp->child)); + break; + case LY_STMT_CONTAINER: + LY_CHECK_RET(lysp_stmt_container(ctx, child, &grp->node, &grp->child)); + break; + case LY_STMT_LEAF: + LY_CHECK_RET(lysp_stmt_leaf(ctx, child, &grp->node, &grp->child)); + break; + case LY_STMT_LEAF_LIST: + LY_CHECK_RET(lysp_stmt_leaflist(ctx, child, &grp->node, &grp->child)); + break; + case LY_STMT_LIST: + LY_CHECK_RET(lysp_stmt_list(ctx, child, &grp->node, &grp->child)); + break; + case LY_STMT_USES: + LY_CHECK_RET(lysp_stmt_uses(ctx, child, &grp->node, &grp->child)); + break; + + case LY_STMT_TYPEDEF: + LY_CHECK_RET(lysp_stmt_typedef(ctx, child, &grp->node, &grp->typedefs)); + break; + case LY_STMT_ACTION: + PARSER_CHECK_STMTVER2_RET(ctx, "action", "grouping"); + LY_CHECK_RET(lysp_stmt_action(ctx, child, &grp->node, &grp->actions)); + break; + case LY_STMT_GROUPING: + LY_CHECK_RET(lysp_stmt_grouping(ctx, child, &grp->node, &grp->groupings)); + break; + case LY_STMT_NOTIFICATION: + PARSER_CHECK_STMTVER2_RET(ctx, "notification", "grouping"); + LY_CHECK_RET(lysp_stmt_notif(ctx, child, &grp->node, &grp->notifs)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_GROUPING, 0, &grp->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "grouping"); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the augment statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in] parent Parent node to connect to (not into). + * @param[in,out] augments Augments to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_augment(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, + struct lysp_node_augment **augments) +{ + struct lysp_node_augment *aug; + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_STR_ARG, stmt->arg)); + + LY_LIST_NEW_RET(PARSER_CTX(ctx), augments, aug, next, LY_EMEM); + + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &aug->nodeid)); + aug->nodetype = LYS_AUGMENT; + aug->parent = parent; + + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &aug->dsc, Y_STR_ARG, &aug->exts)); + break; + case LY_STMT_IF_FEATURE: + LY_CHECK_RET(lysp_stmt_qnames(ctx, child, &aug->iffeatures, Y_STR_ARG, &aug->exts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &aug->ref, Y_STR_ARG, &aug->exts)); + break; + case LY_STMT_STATUS: + LY_CHECK_RET(lysp_stmt_status(ctx, child, &aug->flags, &aug->exts)); + break; + case LY_STMT_WHEN: + LY_CHECK_RET(lysp_stmt_when(ctx, child, &aug->when)); + break; + + case LY_STMT_ANYDATA: + PARSER_CHECK_STMTVER2_RET(ctx, "anydata", "augment"); + /* fall through */ + case LY_STMT_ANYXML: + LY_CHECK_RET(lysp_stmt_any(ctx, child, &aug->node, &aug->child)); + break; + case LY_STMT_CASE: + LY_CHECK_RET(lysp_stmt_case(ctx, child, &aug->node, &aug->child)); + break; + case LY_STMT_CHOICE: + LY_CHECK_RET(lysp_stmt_choice(ctx, child, &aug->node, &aug->child)); + break; + case LY_STMT_CONTAINER: + LY_CHECK_RET(lysp_stmt_container(ctx, child, &aug->node, &aug->child)); + break; + case LY_STMT_LEAF: + LY_CHECK_RET(lysp_stmt_leaf(ctx, child, &aug->node, &aug->child)); + break; + case LY_STMT_LEAF_LIST: + LY_CHECK_RET(lysp_stmt_leaflist(ctx, child, &aug->node, &aug->child)); + break; + case LY_STMT_LIST: + LY_CHECK_RET(lysp_stmt_list(ctx, child, &aug->node, &aug->child)); + break; + case LY_STMT_USES: + LY_CHECK_RET(lysp_stmt_uses(ctx, child, &aug->node, &aug->child)); + break; + + case LY_STMT_ACTION: + PARSER_CHECK_STMTVER2_RET(ctx, "action", "augment"); + LY_CHECK_RET(lysp_stmt_action(ctx, child, &aug->node, &aug->actions)); + break; + case LY_STMT_NOTIFICATION: + PARSER_CHECK_STMTVER2_RET(ctx, "notification", "augment"); + LY_CHECK_RET(lysp_stmt_notif(ctx, child, &aug->node, &aug->notifs)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_AUGMENT, 0, &aug->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "augment"); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the uses statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in] parent Parent node to connect to (not into). + * @param[in,out] siblings Siblings to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_uses(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, + struct lysp_node **siblings) +{ + struct lysp_node_uses *uses; + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_PREF_IDENTIF_ARG, stmt->arg)); + + /* create uses structure */ + LY_LIST_NEW_RET(PARSER_CTX(ctx), siblings, uses, next, LY_EMEM); + + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &uses->name)); + uses->nodetype = LYS_USES; + uses->parent = parent; + + /* parse substatements */ + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &uses->dsc, Y_STR_ARG, &uses->exts)); + break; + case LY_STMT_IF_FEATURE: + LY_CHECK_RET(lysp_stmt_qnames(ctx, child, &uses->iffeatures, Y_STR_ARG, &uses->exts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &uses->ref, Y_STR_ARG, &uses->exts)); + break; + case LY_STMT_STATUS: + LY_CHECK_RET(lysp_stmt_status(ctx, child, &uses->flags, &uses->exts)); + break; + case LY_STMT_WHEN: + LY_CHECK_RET(lysp_stmt_when(ctx, child, &uses->when)); + break; + + case LY_STMT_REFINE: + LY_CHECK_RET(lysp_stmt_refine(ctx, child, &uses->refines)); + break; + case LY_STMT_AUGMENT: + LY_CHECK_RET(lysp_stmt_augment(ctx, child, &uses->node, &uses->augments)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_USES, 0, &uses->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "uses"); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the case statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in] parent Parent node to connect to (not into). + * @param[in,out] siblings Siblings to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_case(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, + struct lysp_node **siblings) +{ + struct lysp_node_case *cas; + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_IDENTIF_ARG, stmt->arg)); + + /* create new case structure */ + LY_LIST_NEW_RET(PARSER_CTX(ctx), siblings, cas, next, LY_EMEM); + + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &cas->name)); + cas->nodetype = LYS_CASE; + cas->parent = parent; + + /* parse substatements */ + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &cas->dsc, Y_STR_ARG, &cas->exts)); + break; + case LY_STMT_IF_FEATURE: + LY_CHECK_RET(lysp_stmt_qnames(ctx, child, &cas->iffeatures, Y_STR_ARG, &cas->exts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &cas->ref, Y_STR_ARG, &cas->exts)); + break; + case LY_STMT_STATUS: + LY_CHECK_RET(lysp_stmt_status(ctx, child, &cas->flags, &cas->exts)); + break; + case LY_STMT_WHEN: + LY_CHECK_RET(lysp_stmt_when(ctx, child, &cas->when)); + break; + + case LY_STMT_ANYDATA: + PARSER_CHECK_STMTVER2_RET(ctx, "anydata", "case"); + /* fall through */ + case LY_STMT_ANYXML: + LY_CHECK_RET(lysp_stmt_any(ctx, child, &cas->node, &cas->child)); + break; + case LY_STMT_CHOICE: + LY_CHECK_RET(lysp_stmt_choice(ctx, child, &cas->node, &cas->child)); + break; + case LY_STMT_CONTAINER: + LY_CHECK_RET(lysp_stmt_container(ctx, child, &cas->node, &cas->child)); + break; + case LY_STMT_LEAF: + LY_CHECK_RET(lysp_stmt_leaf(ctx, child, &cas->node, &cas->child)); + break; + case LY_STMT_LEAF_LIST: + LY_CHECK_RET(lysp_stmt_leaflist(ctx, child, &cas->node, &cas->child)); + break; + case LY_STMT_LIST: + LY_CHECK_RET(lysp_stmt_list(ctx, child, &cas->node, &cas->child)); + break; + case LY_STMT_USES: + LY_CHECK_RET(lysp_stmt_uses(ctx, child, &cas->node, &cas->child)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_CASE, 0, &cas->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "case"); + return LY_EVALID; + } + } + return LY_SUCCESS; +} + +/** + * @brief Parse the choice statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in] parent Parent node to connect to (not into). + * @param[in,out] siblings Siblings to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_choice(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, + struct lysp_node **siblings) +{ + struct lysp_node_choice *choice; + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_IDENTIF_ARG, stmt->arg)); + + /* create new choice structure */ + LY_LIST_NEW_RET(PARSER_CTX(ctx), siblings, choice, next, LY_EMEM); + + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &choice->name)); + choice->nodetype = LYS_CHOICE; + choice->parent = parent; + + /* parse substatements */ + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_CONFIG: + LY_CHECK_RET(lysp_stmt_config(ctx, child, &choice->flags, &choice->exts)); + break; + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &choice->dsc, Y_STR_ARG, &choice->exts)); + break; + case LY_STMT_IF_FEATURE: + LY_CHECK_RET(lysp_stmt_qnames(ctx, child, &choice->iffeatures, Y_STR_ARG, &choice->exts)); + break; + case LY_STMT_MANDATORY: + LY_CHECK_RET(lysp_stmt_mandatory(ctx, child, &choice->flags, &choice->exts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &choice->ref, Y_STR_ARG, &choice->exts)); + break; + case LY_STMT_STATUS: + LY_CHECK_RET(lysp_stmt_status(ctx, child, &choice->flags, &choice->exts)); + break; + case LY_STMT_WHEN: + LY_CHECK_RET(lysp_stmt_when(ctx, child, &choice->when)); + break; + case LY_STMT_DEFAULT: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &choice->dflt.str, Y_PREF_IDENTIF_ARG, &choice->exts)); + choice->dflt.mod = PARSER_CUR_PMOD(ctx); + break; + case LY_STMT_ANYDATA: + PARSER_CHECK_STMTVER2_RET(ctx, "anydata", "choice"); + /* fall through */ + case LY_STMT_ANYXML: + LY_CHECK_RET(lysp_stmt_any(ctx, child, &choice->node, &choice->child)); + break; + case LY_STMT_CASE: + LY_CHECK_RET(lysp_stmt_case(ctx, child, &choice->node, &choice->child)); + break; + case LY_STMT_CHOICE: + PARSER_CHECK_STMTVER2_RET(ctx, "choice", "choice"); + LY_CHECK_RET(lysp_stmt_choice(ctx, child, &choice->node, &choice->child)); + break; + case LY_STMT_CONTAINER: + LY_CHECK_RET(lysp_stmt_container(ctx, child, &choice->node, &choice->child)); + break; + case LY_STMT_LEAF: + LY_CHECK_RET(lysp_stmt_leaf(ctx, child, &choice->node, &choice->child)); + break; + case LY_STMT_LEAF_LIST: + LY_CHECK_RET(lysp_stmt_leaflist(ctx, child, &choice->node, &choice->child)); + break; + case LY_STMT_LIST: + LY_CHECK_RET(lysp_stmt_list(ctx, child, &choice->node, &choice->child)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_CHOICE, 0, &choice->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "choice"); + return LY_EVALID; + } + } + return LY_SUCCESS; +} + +/** + * @brief Parse the container statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in] parent Parent node to connect to (not into). + * @param[in,out] siblings Siblings to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_container(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, + struct lysp_node **siblings) +{ + struct lysp_node_container *cont; + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_IDENTIF_ARG, stmt->arg)); + + /* create new container structure */ + LY_LIST_NEW_RET(PARSER_CTX(ctx), siblings, cont, next, LY_EMEM); + + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &cont->name)); + cont->nodetype = LYS_CONTAINER; + cont->parent = parent; + + /* parse substatements */ + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_CONFIG: + LY_CHECK_RET(lysp_stmt_config(ctx, child, &cont->flags, &cont->exts)); + break; + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &cont->dsc, Y_STR_ARG, &cont->exts)); + break; + case LY_STMT_IF_FEATURE: + LY_CHECK_RET(lysp_stmt_qnames(ctx, child, &cont->iffeatures, Y_STR_ARG, &cont->exts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &cont->ref, Y_STR_ARG, &cont->exts)); + break; + case LY_STMT_STATUS: + LY_CHECK_RET(lysp_stmt_status(ctx, child, &cont->flags, &cont->exts)); + break; + case LY_STMT_WHEN: + LY_CHECK_RET(lysp_stmt_when(ctx, child, &cont->when)); + break; + case LY_STMT_PRESENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &cont->presence, Y_STR_ARG, &cont->exts)); + break; + case LY_STMT_ANYDATA: + PARSER_CHECK_STMTVER2_RET(ctx, "anydata", "container"); + /* fall through */ + case LY_STMT_ANYXML: + LY_CHECK_RET(lysp_stmt_any(ctx, child, &cont->node, &cont->child)); + break; + case LY_STMT_CHOICE: + LY_CHECK_RET(lysp_stmt_choice(ctx, child, &cont->node, &cont->child)); + break; + case LY_STMT_CONTAINER: + LY_CHECK_RET(lysp_stmt_container(ctx, child, &cont->node, &cont->child)); + break; + case LY_STMT_LEAF: + LY_CHECK_RET(lysp_stmt_leaf(ctx, child, &cont->node, &cont->child)); + break; + case LY_STMT_LEAF_LIST: + LY_CHECK_RET(lysp_stmt_leaflist(ctx, child, &cont->node, &cont->child)); + break; + case LY_STMT_LIST: + LY_CHECK_RET(lysp_stmt_list(ctx, child, &cont->node, &cont->child)); + break; + case LY_STMT_USES: + LY_CHECK_RET(lysp_stmt_uses(ctx, child, &cont->node, &cont->child)); + break; + + case LY_STMT_TYPEDEF: + LY_CHECK_RET(lysp_stmt_typedef(ctx, child, &cont->node, &cont->typedefs)); + break; + case LY_STMT_MUST: + LY_CHECK_RET(lysp_stmt_restrs(ctx, child, &cont->musts)); + break; + case LY_STMT_ACTION: + PARSER_CHECK_STMTVER2_RET(ctx, "action", "container"); + LY_CHECK_RET(lysp_stmt_action(ctx, child, &cont->node, &cont->actions)); + break; + case LY_STMT_GROUPING: + LY_CHECK_RET(lysp_stmt_grouping(ctx, child, &cont->node, &cont->groupings)); + break; + case LY_STMT_NOTIFICATION: + PARSER_CHECK_STMTVER2_RET(ctx, "notification", "container"); + LY_CHECK_RET(lysp_stmt_notif(ctx, child, &cont->node, &cont->notifs)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_CONTAINER, 0, &cont->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "container"); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse the list statement. + * + * @param[in] ctx parser context. + * @param[in] stmt Source statement data from the parsed extension instance. + * @param[in] parent Parent node to connect to (not into). + * @param[in,out] siblings Siblings to add to. + * + * @return LY_ERR values. + */ +static LY_ERR +lysp_stmt_list(struct lysp_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, + struct lysp_node **siblings) +{ + struct lysp_node_list *list; + + LY_CHECK_RET(lysp_stmt_validate_value(ctx, Y_IDENTIF_ARG, stmt->arg)); + + /* create new list structure */ + LY_LIST_NEW_RET(PARSER_CTX(ctx), siblings, list, next, LY_EMEM); + + LY_CHECK_RET(lydict_insert(PARSER_CTX(ctx), stmt->arg, 0, &list->name)); + list->nodetype = LYS_LIST; + list->parent = parent; + + /* parse substatements */ + for (const struct lysp_stmt *child = stmt->child; child; child = child->next) { + switch (child->kw) { + case LY_STMT_CONFIG: + LY_CHECK_RET(lysp_stmt_config(ctx, child, &list->flags, &list->exts)); + break; + case LY_STMT_DESCRIPTION: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &list->dsc, Y_STR_ARG, &list->exts)); + break; + case LY_STMT_IF_FEATURE: + LY_CHECK_RET(lysp_stmt_qnames(ctx, child, &list->iffeatures, Y_STR_ARG, &list->exts)); + break; + case LY_STMT_REFERENCE: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &list->ref, Y_STR_ARG, &list->exts)); + break; + case LY_STMT_STATUS: + LY_CHECK_RET(lysp_stmt_status(ctx, child, &list->flags, &list->exts)); + break; + case LY_STMT_WHEN: + LY_CHECK_RET(lysp_stmt_when(ctx, child, &list->when)); + break; + case LY_STMT_KEY: + LY_CHECK_RET(lysp_stmt_text_field(ctx, child, 0, &list->key, Y_STR_ARG, &list->exts)); + break; + case LY_STMT_MAX_ELEMENTS: + LY_CHECK_RET(lysp_stmt_maxelements(ctx, child, &list->max, &list->flags, &list->exts)); + break; + case LY_STMT_MIN_ELEMENTS: + LY_CHECK_RET(lysp_stmt_minelements(ctx, child, &list->min, &list->flags, &list->exts)); + break; + case LY_STMT_ORDERED_BY: + LY_CHECK_RET(lysp_stmt_orderedby(ctx, child, &list->flags, &list->exts)); + break; + case LY_STMT_UNIQUE: + LY_CHECK_RET(lysp_stmt_qnames(ctx, child, &list->uniques, Y_STR_ARG, &list->exts)); + break; + + case LY_STMT_ANYDATA: + PARSER_CHECK_STMTVER2_RET(ctx, "anydata", "list"); + /* fall through */ + case LY_STMT_ANYXML: + LY_CHECK_RET(lysp_stmt_any(ctx, child, &list->node, &list->child)); + break; + case LY_STMT_CHOICE: + LY_CHECK_RET(lysp_stmt_choice(ctx, child, &list->node, &list->child)); + break; + case LY_STMT_CONTAINER: + LY_CHECK_RET(lysp_stmt_container(ctx, child, &list->node, &list->child)); + break; + case LY_STMT_LEAF: + LY_CHECK_RET(lysp_stmt_leaf(ctx, child, &list->node, &list->child)); + break; + case LY_STMT_LEAF_LIST: + LY_CHECK_RET(lysp_stmt_leaflist(ctx, child, &list->node, &list->child)); + break; + case LY_STMT_LIST: + LY_CHECK_RET(lysp_stmt_list(ctx, child, &list->node, &list->child)); + break; + case LY_STMT_USES: + LY_CHECK_RET(lysp_stmt_uses(ctx, child, &list->node, &list->child)); + break; + + case LY_STMT_TYPEDEF: + LY_CHECK_RET(lysp_stmt_typedef(ctx, child, &list->node, &list->typedefs)); + break; + case LY_STMT_MUST: + LY_CHECK_RET(lysp_stmt_restrs(ctx, child, &list->musts)); + break; + case LY_STMT_ACTION: + PARSER_CHECK_STMTVER2_RET(ctx, "action", "list"); + LY_CHECK_RET(lysp_stmt_action(ctx, child, &list->node, &list->actions)); + break; + case LY_STMT_GROUPING: + LY_CHECK_RET(lysp_stmt_grouping(ctx, child, &list->node, &list->groupings)); + break; + case LY_STMT_NOTIFICATION: + PARSER_CHECK_STMTVER2_RET(ctx, "notification", "list"); + LY_CHECK_RET(lysp_stmt_notif(ctx, child, &list->node, &list->notifs)); + break; + case LY_STMT_EXTENSION_INSTANCE: + LY_CHECK_RET(lysp_stmt_ext(ctx, child, LY_STMT_LIST, 0, &list->exts)); + break; + default: + LOGVAL_PARSER(ctx, LY_VCODE_INCHILDSTMT, lyplg_ext_stmt2str(child->kw), "list"); + return LY_EVALID; + } + } + + return LY_SUCCESS; +} + +/** + * @brief Parse generic statement structure into a specific parsed-schema structure. + * + * @param[in] pctx Parse context of the @p stmt being processed. + * @param[in] stmt Generic statement structure to process. + * @param[out] result Specific parsed-schema structure for the given statement. For the specific type for the particular statement, check the function code. + * @param[in,out] exts [sized array](@ref sizedarrays) For extension instances in case of statements that do not store extension instances in their own list. + * @return LY_ERR value. + */ +static LY_ERR +lysp_stmt_parse(struct lysp_ctx *pctx, const struct lysp_stmt *stmt, void **result, struct lysp_ext_instance **exts) +{ + LY_ERR ret = LY_SUCCESS; + uint16_t flags; + + switch (stmt->kw) { + case LY_STMT_NOTIFICATION: + ret = lysp_stmt_notif(pctx, stmt, NULL, (struct lysp_node_notif **)result); + break; + case LY_STMT_INPUT: + case LY_STMT_OUTPUT: { + struct lysp_node_action_inout *inout; + + *result = inout = calloc(1, sizeof *inout); + LY_CHECK_ERR_RET(!inout, LOGMEM(PARSER_CTX(pctx)), LY_EMEM); + ret = lysp_stmt_inout(pctx, stmt, NULL, inout); + break; + } + case LY_STMT_ACTION: + case LY_STMT_RPC: + ret = lysp_stmt_action(pctx, stmt, NULL, (struct lysp_node_action **)result); + break; + case LY_STMT_ANYDATA: + case LY_STMT_ANYXML: + ret = lysp_stmt_any(pctx, stmt, NULL, (struct lysp_node **)result); + break; + case LY_STMT_AUGMENT: + ret = lysp_stmt_augment(pctx, stmt, NULL, (struct lysp_node_augment **)result); + break; + case LY_STMT_CASE: + ret = lysp_stmt_case(pctx, stmt, NULL, (struct lysp_node **)result); + break; + case LY_STMT_CHOICE: + ret = lysp_stmt_choice(pctx, stmt, NULL, (struct lysp_node **)result); + break; + case LY_STMT_CONTAINER: + ret = lysp_stmt_container(pctx, stmt, NULL, (struct lysp_node **)result); + break; + case LY_STMT_GROUPING: + ret = lysp_stmt_grouping(pctx, stmt, NULL, (struct lysp_node_grp **)result); + break; + case LY_STMT_LEAF: + ret = lysp_stmt_leaf(pctx, stmt, NULL, (struct lysp_node **)result); + break; + case LY_STMT_LEAF_LIST: + ret = lysp_stmt_leaflist(pctx, stmt, NULL, (struct lysp_node **)result); + break; + case LY_STMT_LIST: + ret = lysp_stmt_list(pctx, stmt, NULL, (struct lysp_node **)result); + break; + case LY_STMT_USES: + ret = lysp_stmt_uses(pctx, stmt, NULL, (struct lysp_node **)result); + break; + case LY_STMT_BASE: + ret = lysp_stmt_text_fields(pctx, stmt, (const char ***)result, Y_PREF_IDENTIF_ARG, exts); + break; + case LY_STMT_ARGUMENT: + case LY_STMT_BELONGS_TO: + case LY_STMT_CONTACT: + case LY_STMT_DESCRIPTION: + case LY_STMT_ERROR_APP_TAG: + case LY_STMT_ERROR_MESSAGE: + case LY_STMT_KEY: + case LY_STMT_NAMESPACE: + case LY_STMT_ORGANIZATION: + case LY_STMT_PRESENCE: + case LY_STMT_REFERENCE: + case LY_STMT_REVISION_DATE: + case LY_STMT_UNITS: + ret = lysp_stmt_text_field(pctx, stmt, 0, (const char **)result, Y_STR_ARG, exts); + break; + case LY_STMT_BIT: + case LY_STMT_ENUM: + ret = lysp_stmt_type_enum(pctx, stmt, (struct lysp_type_enum **)result); + break; + case LY_STMT_CONFIG: + assert(*result); + ret = lysp_stmt_config(pctx, stmt, *(uint16_t **)result, exts); + break; + case LY_STMT_DEFAULT: + case LY_STMT_IF_FEATURE: + case LY_STMT_UNIQUE: + ret = lysp_stmt_qnames(pctx, stmt, (struct lysp_qname **)result, Y_STR_ARG, exts); + break; + case LY_STMT_DEVIATE: + ret = lysp_stmt_deviate(pctx, stmt, (struct lysp_deviate **)result, exts); + break; + case LY_STMT_DEVIATION: + ret = lysp_stmt_deviation(pctx, stmt, (struct lysp_deviation **)result); + break; + case LY_STMT_EXTENSION: + ret = lysp_stmt_extension(pctx, stmt, (struct lysp_ext **)result); + break; + case LY_STMT_EXTENSION_INSTANCE: + ret = lysp_stmt_ext(pctx, stmt, LY_STMT_EXTENSION_INSTANCE, 0, (struct lysp_ext_instance **)result); + break; + case LY_STMT_FEATURE: + ret = lysp_stmt_feature(pctx, stmt, (struct lysp_feature **)result); + break; + case LY_STMT_FRACTION_DIGITS: + ret = lysp_stmt_type_fracdigits(pctx, stmt, *(uint8_t **)result, exts); + break; + case LY_STMT_LENGTH: + case LY_STMT_RANGE: { + struct lysp_restr *restr; + + *result = restr = calloc(1, sizeof *restr); + LY_CHECK_ERR_RET(!restr, LOGMEM(PARSER_CTX(pctx)), LY_EMEM); + + ret = lysp_stmt_restr(pctx, stmt, restr); + break; + } + case LY_STMT_MUST: + ret = lysp_stmt_restrs(pctx, stmt, (struct lysp_restr **)result); + break; + case LY_STMT_IDENTITY: + ret = lysp_stmt_identity(pctx, stmt, (struct lysp_ident **)result); + break; + case LY_STMT_IMPORT: + ret = lysp_stmt_import(pctx, stmt, (struct lysp_import **)result); + break; + case LY_STMT_INCLUDE: + ret = lysp_stmt_include(pctx, stmt, (struct lysp_include **)result); + break; + case LY_STMT_MANDATORY: + ret = lysp_stmt_mandatory(pctx, stmt, *(uint16_t **)result, exts); + break; + case LY_STMT_MAX_ELEMENTS: + flags = 0; + ret = lysp_stmt_maxelements(pctx, stmt, *(uint32_t **)result, &flags, exts); + break; + case LY_STMT_MIN_ELEMENTS: + flags = 0; + ret = lysp_stmt_minelements(pctx, stmt, *(uint32_t **)result, &flags, exts); + break; + case LY_STMT_MODIFIER: + ret = lysp_stmt_type_pattern_modifier(pctx, stmt, (const char **)result, exts); + break; + case LY_STMT_MODULE: { + struct lysp_module *mod; + + *result = mod = calloc(1, sizeof *mod); + LY_CHECK_ERR_RET(!mod, LOGMEM(PARSER_CTX(pctx)), LY_EMEM); + ret = lysp_stmt_module(pctx, stmt, mod); + break; + } + case LY_STMT_ORDERED_BY: + ret = lysp_stmt_orderedby(pctx, stmt, *(uint16_t **)result, exts); + break; + case LY_STMT_PATH: { + const char *str_path = NULL; + + LY_CHECK_RET(lysp_stmt_text_field(pctx, stmt, 0, &str_path, Y_STR_ARG, exts)); + ret = ly_path_parse(PARSER_CTX(pctx), NULL, str_path, 0, 1, LY_PATH_BEGIN_EITHER, + LY_PATH_PREFIX_OPTIONAL, LY_PATH_PRED_LEAFREF, (struct lyxp_expr **)result); + lydict_remove(PARSER_CTX(pctx), str_path); + break; + } + case LY_STMT_PATTERN: + ret = lysp_stmt_type_pattern(pctx, stmt, (struct lysp_restr **)result); + break; + case LY_STMT_POSITION: + case LY_STMT_VALUE: + flags = 0; + ret = lysp_stmt_type_enum_value_pos(pctx, stmt, *(int64_t **)result, &flags, exts); + break; + case LY_STMT_PREFIX: + ret = lysp_stmt_text_field(pctx, stmt, 0, (const char **)result, Y_IDENTIF_ARG, exts); + break; + case LY_STMT_REFINE: + ret = lysp_stmt_refine(pctx, stmt, (struct lysp_refine **)result); + break; + case LY_STMT_REQUIRE_INSTANCE: + flags = 0; + ret = lysp_stmt_type_reqinstance(pctx, stmt, *(uint8_t **)result, &flags, exts); + break; + case LY_STMT_REVISION: + ret = lysp_stmt_revision(pctx, stmt, (struct lysp_revision **)result); + break; + case LY_STMT_STATUS: + ret = lysp_stmt_status(pctx, stmt, (uint16_t *)result, exts); + break; + case LY_STMT_SUBMODULE: { + struct lysp_submodule *submod; + + *result = submod = calloc(1, sizeof *submod); + LY_CHECK_ERR_RET(!submod, LOGMEM(PARSER_CTX(pctx)), LY_EMEM); + ret = lysp_stmt_submodule(pctx, stmt, submod); + break; + } + case LY_STMT_TYPE: { + struct lysp_type *type; + + *result = type = calloc(1, sizeof *type); + LY_CHECK_ERR_RET(!type, LOGMEM(PARSER_CTX(pctx)), LY_EMEM); + ret = lysp_stmt_type(pctx, stmt, type); + break; + } + case LY_STMT_TYPEDEF: + ret = lysp_stmt_typedef(pctx, stmt, NULL, (struct lysp_tpdf **)result); + break; + case LY_STMT_WHEN: + ret = lysp_stmt_when(pctx, stmt, (struct lysp_when **)result); + break; + case LY_STMT_YANG_VERSION: + ret = lysp_stmt_yangver(pctx, stmt, *(uint8_t **)result, exts); + break; + case LY_STMT_YIN_ELEMENT: + ret = lysp_stmt_yinelem(pctx, stmt, *(uint16_t **)result, exts); + break; + default: + LOGINT(PARSER_CTX(pctx)); + return LY_EINT; + } + + return ret; +} + +LY_ERR +lys_parse_ext_instance_stmt(struct lysp_ctx *pctx, struct lysp_ext_substmt *substmt, struct lysp_stmt *stmt) +{ + LY_ERR rc = LY_SUCCESS; + + if (!substmt->storage) { + /* nothing to parse, ignored */ + goto cleanup; + } + + switch (stmt->kw) { + case LY_STMT_NOTIFICATION: + case LY_STMT_INPUT: + case LY_STMT_OUTPUT: + case LY_STMT_ACTION: + case LY_STMT_RPC: + case LY_STMT_ANYDATA: + case LY_STMT_ANYXML: + case LY_STMT_AUGMENT: + case LY_STMT_CASE: + case LY_STMT_CHOICE: + case LY_STMT_CONTAINER: + case LY_STMT_GROUPING: + case LY_STMT_LEAF: + case LY_STMT_LEAF_LIST: + case LY_STMT_LIST: + case LY_STMT_USES: { + struct lysp_node **pnodes_p, *pnode = NULL; + + /* parse the node */ + LY_CHECK_GOTO(rc = lysp_stmt_parse(pctx, stmt, (void **)&pnode, NULL), cleanup); + + /* usually is a linked-list of all the parsed schema nodes */ + pnodes_p = VOIDPTR_C(substmt->storage); + while (*pnodes_p) { + pnodes_p = &(*pnodes_p)->next; + } + *pnodes_p = pnode; + + break; + } + case LY_STMT_BASE: + case LY_STMT_BIT: + case LY_STMT_DEFAULT: + case LY_STMT_DEVIATE: + case LY_STMT_DEVIATION: + case LY_STMT_ENUM: + case LY_STMT_EXTENSION: + case LY_STMT_EXTENSION_INSTANCE: + case LY_STMT_FEATURE: + case LY_STMT_IDENTITY: + case LY_STMT_IF_FEATURE: + case LY_STMT_IMPORT: + case LY_STMT_INCLUDE: + case LY_STMT_MUST: + case LY_STMT_PATTERN: + case LY_STMT_REFINE: + case LY_STMT_REVISION: + case LY_STMT_TYPEDEF: + case LY_STMT_UNIQUE: + /* parse, sized array */ + LY_CHECK_GOTO(rc = lysp_stmt_parse(pctx, stmt, VOIDPTR_C(substmt->storage), NULL), cleanup); + break; + + case LY_STMT_ARGUMENT: + case LY_STMT_BELONGS_TO: + case LY_STMT_CONTACT: + case LY_STMT_DESCRIPTION: + case LY_STMT_ERROR_APP_TAG: + case LY_STMT_ERROR_MESSAGE: + case LY_STMT_FRACTION_DIGITS: + case LY_STMT_KEY: + case LY_STMT_LENGTH: + case LY_STMT_MANDATORY: + case LY_STMT_MAX_ELEMENTS: + case LY_STMT_MIN_ELEMENTS: + case LY_STMT_MODIFIER: + case LY_STMT_MODULE: + case LY_STMT_NAMESPACE: + case LY_STMT_ORGANIZATION: + case LY_STMT_PATH: + case LY_STMT_POSITION: + case LY_STMT_PREFIX: + case LY_STMT_PRESENCE: + case LY_STMT_RANGE: + case LY_STMT_REFERENCE: + case LY_STMT_REQUIRE_INSTANCE: + case LY_STMT_REVISION_DATE: + case LY_STMT_SUBMODULE: + case LY_STMT_TYPE: + case LY_STMT_UNITS: + case LY_STMT_VALUE: + case LY_STMT_WHEN: + case LY_STMT_YANG_VERSION: + case LY_STMT_YIN_ELEMENT: + /* single item */ + if (*VOIDPTR2_C(substmt->storage)) { + LOGVAL(PARSER_CTX(pctx), LY_VCODE_DUPSTMT, stmt->stmt); + rc = LY_EVALID; + goto cleanup; + } + + /* parse */ + LY_CHECK_GOTO(rc = lysp_stmt_parse(pctx, stmt, VOIDPTR_C(substmt->storage), NULL), cleanup); + break; + + case LY_STMT_CONFIG: + /* single item */ + if ((*(uint16_t *)VOIDPTR2_C(substmt->storage)) & LYS_CONFIG_MASK) { + LOGVAL(PARSER_CTX(pctx), LY_VCODE_DUPSTMT, stmt->stmt); + rc = LY_EVALID; + goto cleanup; + } + + /* parse */ + LY_CHECK_GOTO(rc = lysp_stmt_parse(pctx, stmt, VOIDPTR_C(substmt->storage), NULL), cleanup); + break; + + case LY_STMT_ORDERED_BY: + /* single item */ + if ((*(uint16_t *)VOIDPTR2_C(substmt->storage)) & LYS_ORDBY_MASK) { + LOGVAL(PARSER_CTX(pctx), LY_VCODE_DUPSTMT, stmt->stmt); + rc = LY_EVALID; + goto cleanup; + } + + /* parse */ + LY_CHECK_GOTO(rc = lysp_stmt_parse(pctx, stmt, VOIDPTR_C(substmt->storage), NULL), cleanup); + break; + + case LY_STMT_STATUS: + /* single item */ + if ((*(uint16_t *)VOIDPTR2_C(substmt->storage)) & LYS_STATUS_MASK) { + LOGVAL(PARSER_CTX(pctx), LY_VCODE_DUPSTMT, stmt->stmt); + rc = LY_EVALID; + goto cleanup; + } + + /* parse */ + LY_CHECK_GOTO(rc = lysp_stmt_parse(pctx, stmt, VOIDPTR_C(substmt->storage), NULL), cleanup); + break; + + default: + LOGINT(PARSER_CTX(pctx)); + rc = LY_EINT; + goto cleanup; + } + +cleanup: + return rc; +} |