| /** |
| * @file parser_stmt.c |
| * @author Radek Krejčí <rkrejci@cesnet.cz> |
| * @brief Parser of the extension substatements. |
| * |
| * Copyright (c) 2019 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 |
| */ |
| |
| #include <assert.h> |
| #include <ctype.h> |
| #include <errno.h> |
| #include <stdint.h> |
| #include <stdlib.h> |
| #include <string.h> |
| |
| #include "common.h" |
| #include "dict.h" |
| #include "log.h" |
| #include "parser_schema.h" |
| #include "path.h" |
| #include "schema_compile.h" |
| #include "set.h" |
| #include "tree.h" |
| #include "tree_edit.h" |
| #include "tree_schema.h" |
| #include "tree_schema_internal.h" |
| |
| static LY_ERR lysp_stmt_container(struct lys_parser_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, |
| struct lysp_node **siblings); |
| static LY_ERR lysp_stmt_choice(struct lys_parser_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, |
| struct lysp_node **siblings); |
| static LY_ERR lysp_stmt_case(struct lys_parser_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, |
| struct lysp_node **siblings); |
| static LY_ERR lysp_stmt_uses(struct lys_parser_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, |
| struct lysp_node **siblings); |
| static LY_ERR lysp_stmt_grouping(struct lys_parser_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, |
| struct lysp_node_grp **groupings); |
| static LY_ERR lysp_stmt_list(struct lys_parser_ctx *ctx, const struct lysp_stmt *stmt, struct lysp_node *parent, |
| struct lysp_node **siblings); |
| |
| static LY_ERR |
| lysp_stmt_validate_value(struct lys_parser_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; |
| |
| 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 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 lys_parser_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; |
| /* TODO (duplicate) e->child = stmt->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 lys_parser_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, ly_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, ly_stmt2str(child->kw), ly_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 lys_parser_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 = ctx->parsed_mod; |
| |
| 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, ly_stmt2str(child->kw), ly_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 lys_parser_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, ly_stmt2str(child->kw), ly_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 lys_parser_ctx *ctx, const struct lysp_stmt *stmt, uint16_t *flags, struct lysp_ext_instance **exts) |
| { |
| size_t 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, ly_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 lys_parser_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, ly_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 lys_parser_ctx *ctx, const struct lysp_stmt *stmt, uint16_t *flags, struct lysp_ext_instance **exts) |
| { |
| size_t 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, ly_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 lys_parser_ctx *ctx, const struct lysp_stmt *stmt, uint16_t *flags, struct lysp_ext_instance **exts) |
| { |
| size_t 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, ly_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 lys_parser_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 = ctx->parsed_mod; |
| |
| 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, ly_stmt2str(child->kw), ly_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 lys_parser_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 lys_parser_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, ly_stmt2str(child->kw), |
| (any->nodetype & LYS_ANYDATA) == LYS_ANYDATA ? ly_stmt2str(LY_STMT_ANYDATA) : ly_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 lys_parser_ctx *ctx, const struct lysp_stmt *stmt, int64_t *value, uint16_t *flags, |
| struct lysp_ext_instance **exts) |
| { |
| size_t arg_len; |
| char *ptr = NULL; |
| long int num = 0; |
| unsigned long int unum = 0; |
| |
| if (*flags & LYS_SET_VALUE) { |
| LOGVAL_PARSER(ctx, LY_VCODE_DUPSTMT, ly_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, ly_stmt2str(stmt->kw)); |
| goto error; |
| } |
| |
| errno = 0; |
| if (stmt->kw == LY_STMT_VALUE) { |
| num = strtol(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, ly_stmt2str(stmt->kw)); |
| goto error; |
| } |
| } else { |
| unum = strtoul(stmt->arg, &ptr, LY_BASE_DEC); |
| if (unum > UINT64_C(4294967295)) { |
| LOGVAL_PARSER(ctx, LY_VCODE_INVAL, arg_len, stmt->arg, ly_stmt2str(stmt->kw)); |
| goto error; |
| } |
| } |
| /* we have not parsed the whole argument */ |
| if ((size_t)(ptr - stmt->arg) != arg_len) { |
| LOGVAL_PARSER(ctx, LY_VCODE_INVAL, arg_len, stmt->arg, ly_stmt2str(stmt->kw)); |
| goto error; |
| } |
| if (errno == ERANGE) { |
| LOGVAL_PARSER(ctx, LY_VCODE_OOB, arg_len, stmt->arg, ly_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, ly_stmt2str(child->kw), ly_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 lys_parser_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, ly_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", ly_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, ly_stmt2str(child->kw), |
| ly_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, ly_stmt2str(child->kw), |
| ly_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, ly_stmt2str(child->kw), ly_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 lys_parser_ctx *ctx, const struct lysp_stmt *stmt, uint8_t *fracdig, struct lysp_ext_instance **exts) |
| { |
| char *ptr; |
| size_t arg_len; |
| unsigned long int 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 = strtoul(stmt->arg, &ptr, LY_BASE_DEC); |
| /* we have not parsed the whole argument */ |
| if ((size_t)(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, ly_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 lys_parser_ctx *ctx, const struct lysp_stmt *stmt, uint8_t *reqinst, uint16_t *flags, |
| struct lysp_ext_instance **exts) |
| { |
| size_t 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, ly_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 lys_parser_ctx *ctx, const struct lysp_stmt *stmt, const char **pat, struct lysp_ext_instance **exts) |
| { |
| size_t 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, ly_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 lys_parser_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 = ctx->parsed_mod; |
| |
| 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, ly_stmt2str(child->kw), "pattern"); |
| 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 lys_parser_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 = ctx->parsed_mod; |
| |
| 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, ly_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, LY_PATH_BEGIN_EITHER, LY_PATH_LREF_TRUE, |
| 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, ly_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, ly_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 lys_parser_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 = ctx->parsed_mod; |
| 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, ly_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 lys_parser_ctx *ctx, const struct lysp_stmt *stmt, |
| uint32_t *max, uint16_t *flags, struct lysp_ext_instance **exts) |
| { |
| size_t arg_len; |
| char *ptr; |
| unsigned long int 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 = strtoul(stmt->arg, &ptr, LY_BASE_DEC); |
| /* we have not parsed the whole argument */ |
| if ((size_t)(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, ly_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 lys_parser_ctx *ctx, const struct lysp_stmt *stmt, |
| uint32_t *min, uint16_t *flags, struct lysp_ext_instance **exts) |
| { |
| size_t arg_len; |
| char *ptr; |
| unsigned long int 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 = strtoul(stmt->arg, &ptr, LY_BASE_DEC); |
| /* we have not parsed the whole argument */ |
| if ((size_t)(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, ly_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 lys_parser_ctx *ctx, const struct lysp_stmt *stmt, uint16_t *flags, struct lysp_ext_instance **exts) |
| { |
| size_t 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, ly_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 lys_parser_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, ly_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 lys_parser_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, ly_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 lys_parser_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 = ctx->parsed_mod; |
| 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, ly_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 lys_parser_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, ly_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", ly_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", ly_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, ly_stmt2str(child->kw), ly_stmt2str(stmt->kw)); |
| return LY_EVALID; |
| } |
| } |
| |
| if (!inout_p->child) { |
| LOGVAL_PARSER(ctx, LY_VCODE_MISSTMT, "data-def-stmt", ly_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 lys_parser_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, ly_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 lys_parser_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, ly_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 lys_parser_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, ly_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 lys_parser_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, ly_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 lys_parser_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, ly_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 lys_parser_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, ly_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 lys_parser_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 = ctx->parsed_mod; |
| 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, ly_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 lys_parser_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, ly_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 lys_parser_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, ly_stmt2str(child->kw), "list"); |
| return LY_EVALID; |
| } |
| } |
| |
| return LY_SUCCESS; |
| } |
| |
| LY_ERR |
| lysp_stmt_parse(struct lysc_ctx *ctx, const struct lysp_stmt *stmt, void **result, struct lysp_ext_instance **exts) |
| { |
| LY_ERR ret = LY_SUCCESS; |
| uint16_t flags; |
| struct lys_parser_ctx pctx = {0}; |
| |
| pctx.format = LYS_IN_YANG; |
| pctx.parsed_mod = ctx->pmod; |
| |
| LOG_LOCSET(NULL, NULL, ctx->path, NULL); |
| |
| switch (stmt->kw) { |
| 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_BASE: |
| ret = lysp_stmt_text_fields(&pctx, stmt, (const char ***)result, Y_PREF_IDENTIF_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_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_CONFIG: |
| ret = lysp_stmt_config(&pctx, stmt, *(uint16_t **)result, exts); |
| break; |
| 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_UNITS: |
| ret = lysp_stmt_text_field(&pctx, stmt, 0, (const char **)result, Y_STR_ARG, exts); |
| break; |
| case LY_STMT_CONTAINER: |
| ret = lysp_stmt_container(&pctx, stmt, NULL, (struct lysp_node **)result); |
| 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_EXTENSION_INSTANCE: |
| ret = lysp_stmt_ext(&pctx, stmt, LY_STMT_EXTENSION_INSTANCE, 0, exts); |
| break; |
| case LY_STMT_FRACTION_DIGITS: |
| ret = lysp_stmt_type_fracdigits(&pctx, stmt, *(uint8_t **)result, exts); |
| break; |
| case LY_STMT_GROUPING: |
| ret = lysp_stmt_grouping(&pctx, stmt, NULL, (struct lysp_node_grp **)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(ctx->ctx), LY_EMEM); |
| ret = lysp_stmt_inout(&pctx, stmt, NULL, inout); |
| 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_LENGTH: |
| case LY_STMT_MUST: |
| case LY_STMT_RANGE: |
| ret = lysp_stmt_restrs(&pctx, stmt, (struct lysp_restr **)result); |
| break; |
| case LY_STMT_LIST: |
| ret = lysp_stmt_list(&pctx, stmt, NULL, (struct lysp_node **)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_NOTIFICATION: |
| ret = lysp_stmt_notif(&pctx, stmt, NULL, (struct lysp_node_notif **)result); |
| 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(ctx->ctx, NULL, str_path, 0, LY_PATH_BEGIN_EITHER, LY_PATH_LREF_TRUE, |
| LY_PATH_PREFIX_OPTIONAL, LY_PATH_PRED_LEAFREF, (struct lyxp_expr **)result); |
| lydict_remove(ctx->ctx, 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_STATUS: |
| ret = lysp_stmt_status(&pctx, stmt, *(uint16_t **)result, exts); |
| break; |
| case LY_STMT_TYPE: { |
| struct lysp_type *type; |
| |
| *result = type = calloc(1, sizeof *type); |
| LY_CHECK_ERR_RET(!type, LOGMEM(ctx->ctx), 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_USES: |
| ret = lysp_stmt_uses(&pctx, stmt, NULL, (struct lysp_node **)result); |
| break; |
| case LY_STMT_WHEN: |
| ret = lysp_stmt_when(&pctx, stmt, (struct lysp_when **)result); |
| break; |
| default: |
| LOGINT(ctx->ctx); |
| return LY_EINT; |
| } |
| |
| LOG_LOCBACK(0, 0, 1, 0); |
| return ret; |
| } |