David Sedlák | f824ad5 | 2018-10-14 23:58:15 +0200 | [diff] [blame] | 1 | /** |
| 2 | * @file parser_yin.c |
| 3 | * @author David Sedlák <xsedla1d@stud.fit.vutbr.cz> |
David Sedlák | 3b4db24 | 2018-10-19 16:11:01 +0200 | [diff] [blame] | 4 | * @brief YIN parser. |
| 5 | * |
David Sedlák | b1ce3f8 | 2019-06-05 14:37:26 +0200 | [diff] [blame] | 6 | * Copyright (c) 2015 - 2019 CESNET, z.s.p.o. |
David Sedlák | 3b4db24 | 2018-10-19 16:11:01 +0200 | [diff] [blame] | 7 | * |
| 8 | * This source code is licensed under BSD 3-Clause License (the "License"). |
| 9 | * You may not use this file except in compliance with the License. |
| 10 | * You may obtain a copy of the License at |
| 11 | * |
| 12 | * https://opensource.org/licenses/BSD-3-Clause |
David Sedlák | f824ad5 | 2018-10-14 23:58:15 +0200 | [diff] [blame] | 13 | */ |
David Sedlák | ecf5eb8 | 2019-06-03 14:12:44 +0200 | [diff] [blame] | 14 | #include "common.h" |
| 15 | |
David Sedlák | 3b4db24 | 2018-10-19 16:11:01 +0200 | [diff] [blame] | 16 | #include <stdio.h> |
| 17 | #include <stdlib.h> |
| 18 | #include <unistd.h> |
David Sedlák | 872c7b4 | 2018-10-26 13:15:20 +0200 | [diff] [blame] | 19 | #include <string.h> |
David Sedlák | f824ad5 | 2018-10-14 23:58:15 +0200 | [diff] [blame] | 20 | |
David Sedlák | f824ad5 | 2018-10-14 23:58:15 +0200 | [diff] [blame] | 21 | #include "context.h" |
David Sedlák | ecf5eb8 | 2019-06-03 14:12:44 +0200 | [diff] [blame] | 22 | #include "dict.h" |
David Sedlák | 3b4db24 | 2018-10-19 16:11:01 +0200 | [diff] [blame] | 23 | #include "xml.h" |
David Sedlák | ecf5eb8 | 2019-06-03 14:12:44 +0200 | [diff] [blame] | 24 | #include "tree.h" |
| 25 | #include "tree_schema.h" |
David Sedlák | 3b4db24 | 2018-10-19 16:11:01 +0200 | [diff] [blame] | 26 | #include "tree_schema_internal.h" |
David Sedlák | ecf5eb8 | 2019-06-03 14:12:44 +0200 | [diff] [blame] | 27 | #include "parser_yin.h" |
David Sedlák | f824ad5 | 2018-10-14 23:58:15 +0200 | [diff] [blame] | 28 | |
David Sedlák | 2b214ac | 2019-06-06 16:11:03 +0200 | [diff] [blame] | 29 | /** |
| 30 | * @brief check if given string is URI of yin namespace. |
| 31 | * @param ns Namespace URI to check. |
| 32 | * |
| 33 | * @return true if ns equals YIN_NS_URI false otherwise. |
| 34 | */ |
| 35 | #define IS_YIN_NS(ns) (strcmp(ns, YIN_NS_URI) == 0) |
| 36 | |
David Sedlák | f625118 | 2019-06-06 10:22:13 +0200 | [diff] [blame] | 37 | const char *const yin_attr_list[] = { |
| 38 | [YIN_ARG_NAME] = "name", |
| 39 | [YIN_ARG_TARGET_NODE] = "target-node", |
| 40 | [YIN_ARG_MODULE] = "module", |
| 41 | [YIN_ARG_VALUE] = "value", |
| 42 | [YIN_ARG_TEXT] = "text", |
| 43 | [YIN_ARG_CONDITION] = "condition", |
| 44 | [YIN_ARG_URI] = "uri", |
| 45 | [YIN_ARG_DATE] = "date", |
| 46 | [YIN_ARG_TAG] = "tag", |
| 47 | [YIN_ARG_XMLNS] = "xmlns", |
| 48 | }; |
| 49 | |
David Sedlák | 1bccdfa | 2019-06-17 15:55:27 +0200 | [diff] [blame^] | 50 | enum yang_keyword |
| 51 | yin_match_keyword(const char *data, size_t len, size_t prefix_len) |
| 52 | { |
| 53 | if (!data || len == 0) { |
| 54 | return YANG_NONE; |
| 55 | } |
| 56 | |
| 57 | const char *start = data; |
| 58 | enum yang_keyword kw = match_kw(NULL, &data); |
| 59 | |
| 60 | |
| 61 | if (prefix_len != 0) { |
| 62 | return YANG_CUSTOM; |
| 63 | } |
| 64 | |
| 65 | if (data - start == (long int)len) { |
| 66 | return kw; |
| 67 | } else { |
| 68 | return YANG_NONE; |
| 69 | } |
| 70 | } |
| 71 | |
| 72 | |
David Sedlák | 872c7b4 | 2018-10-26 13:15:20 +0200 | [diff] [blame] | 73 | enum YIN_ARGUMENT |
David Sedlák | e488991 | 2018-11-02 09:52:40 +0100 | [diff] [blame] | 74 | match_argument_name(const char *name, size_t len) |
David Sedlák | 3b4db24 | 2018-10-19 16:11:01 +0200 | [diff] [blame] | 75 | { |
David Sedlák | a740695 | 2019-04-05 10:33:07 +0200 | [diff] [blame] | 76 | enum YIN_ARGUMENT arg = YIN_ARG_UNKNOWN; |
David Sedlák | 872c7b4 | 2018-10-26 13:15:20 +0200 | [diff] [blame] | 77 | size_t already_read = 0; |
David Sedlák | 7ff55a9 | 2019-06-17 11:11:41 +0200 | [diff] [blame] | 78 | LY_CHECK_RET(len == 0, YIN_ARG_NONE); |
David Sedlák | 3b4db24 | 2018-10-19 16:11:01 +0200 | [diff] [blame] | 79 | |
David Sedlák | 94de2aa | 2019-02-15 12:42:11 +0100 | [diff] [blame] | 80 | #define IF_ARG(STR, LEN, STMT) if (!strncmp((name) + already_read, STR, LEN)) {already_read+=LEN;arg=STMT;} |
| 81 | #define IF_ARG_PREFIX(STR, LEN) if (!strncmp((name) + already_read, STR, LEN)) {already_read+=LEN; |
David Sedlák | c10e790 | 2018-12-17 02:17:59 +0100 | [diff] [blame] | 82 | #define IF_ARG_PREFIX_END } |
| 83 | |
David Sedlák | 1c8b270 | 2019-02-22 11:03:02 +0100 | [diff] [blame] | 84 | switch (*name) { |
David Sedlák | 1873013 | 2019-03-15 15:51:34 +0100 | [diff] [blame] | 85 | case 'x': |
| 86 | already_read += 1; |
| 87 | IF_ARG("mlns", 4, YIN_ARG_XMLNS); |
| 88 | break; |
David Sedlák | 94de2aa | 2019-02-15 12:42:11 +0100 | [diff] [blame] | 89 | case 'c': |
| 90 | already_read += 1; |
| 91 | IF_ARG("ondition", 8, YIN_ARG_CONDITION); |
David Sedlák | 3b4db24 | 2018-10-19 16:11:01 +0200 | [diff] [blame] | 92 | break; |
David Sedlák | 872c7b4 | 2018-10-26 13:15:20 +0200 | [diff] [blame] | 93 | |
David Sedlák | 94de2aa | 2019-02-15 12:42:11 +0100 | [diff] [blame] | 94 | case 'd': |
| 95 | already_read += 1; |
| 96 | IF_ARG("ate", 3, YIN_ARG_DATE); |
David Sedlák | 3b4db24 | 2018-10-19 16:11:01 +0200 | [diff] [blame] | 97 | break; |
David Sedlák | 872c7b4 | 2018-10-26 13:15:20 +0200 | [diff] [blame] | 98 | |
David Sedlák | 94de2aa | 2019-02-15 12:42:11 +0100 | [diff] [blame] | 99 | case 'm': |
| 100 | already_read += 1; |
| 101 | IF_ARG("odule", 5, YIN_ARG_MODULE); |
David Sedlák | 872c7b4 | 2018-10-26 13:15:20 +0200 | [diff] [blame] | 102 | break; |
| 103 | |
David Sedlák | 94de2aa | 2019-02-15 12:42:11 +0100 | [diff] [blame] | 104 | case 'n': |
| 105 | already_read += 1; |
| 106 | IF_ARG("ame", 3, YIN_ARG_NAME); |
David Sedlák | 872c7b4 | 2018-10-26 13:15:20 +0200 | [diff] [blame] | 107 | break; |
| 108 | |
David Sedlák | 94de2aa | 2019-02-15 12:42:11 +0100 | [diff] [blame] | 109 | case 't': |
| 110 | already_read += 1; |
| 111 | IF_ARG_PREFIX("a", 1) |
| 112 | IF_ARG("g", 1, YIN_ARG_TAG) |
| 113 | else IF_ARG("rget-node", 9, YIN_ARG_TARGET_NODE) |
| 114 | IF_ARG_PREFIX_END |
| 115 | else IF_ARG("ext", 3, YIN_ARG_TEXT) |
David Sedlák | 3b4db24 | 2018-10-19 16:11:01 +0200 | [diff] [blame] | 116 | break; |
David Sedlák | 872c7b4 | 2018-10-26 13:15:20 +0200 | [diff] [blame] | 117 | |
David Sedlák | 94de2aa | 2019-02-15 12:42:11 +0100 | [diff] [blame] | 118 | case 'u': |
| 119 | already_read += 1; |
| 120 | IF_ARG("ri", 2, YIN_ARG_URI) |
David Sedlák | 3b4db24 | 2018-10-19 16:11:01 +0200 | [diff] [blame] | 121 | break; |
David Sedlák | 872c7b4 | 2018-10-26 13:15:20 +0200 | [diff] [blame] | 122 | |
David Sedlák | 94de2aa | 2019-02-15 12:42:11 +0100 | [diff] [blame] | 123 | case 'v': |
| 124 | already_read += 1; |
| 125 | IF_ARG("alue", 4, YIN_ARG_VALUE); |
David Sedlák | 3b4db24 | 2018-10-19 16:11:01 +0200 | [diff] [blame] | 126 | break; |
| 127 | } |
| 128 | |
David Sedlák | c10e790 | 2018-12-17 02:17:59 +0100 | [diff] [blame] | 129 | /* whole argument must be matched */ |
David Sedlák | 872c7b4 | 2018-10-26 13:15:20 +0200 | [diff] [blame] | 130 | if (already_read != len) { |
David Sedlák | a740695 | 2019-04-05 10:33:07 +0200 | [diff] [blame] | 131 | arg = YIN_ARG_UNKNOWN; |
David Sedlák | 872c7b4 | 2018-10-26 13:15:20 +0200 | [diff] [blame] | 132 | } |
| 133 | |
David Sedlák | 1873013 | 2019-03-15 15:51:34 +0100 | [diff] [blame] | 134 | #undef IF_ARG |
| 135 | #undef IF_ARG_PREFIX |
| 136 | #undef IF_ARG_PREFIX_END |
| 137 | |
David Sedlák | 872c7b4 | 2018-10-26 13:15:20 +0200 | [diff] [blame] | 138 | return arg; |
David Sedlák | 3b4db24 | 2018-10-19 16:11:01 +0200 | [diff] [blame] | 139 | } |
| 140 | |
David Sedlák | 1873013 | 2019-03-15 15:51:34 +0100 | [diff] [blame] | 141 | /** |
David Sedlák | 2b214ac | 2019-06-06 16:11:03 +0200 | [diff] [blame] | 142 | * @brief parse yin argument, arg_val is unchanged if argument arg_type wasn't found. |
David Sedlák | a740695 | 2019-04-05 10:33:07 +0200 | [diff] [blame] | 143 | * |
| 144 | * @param[in] xml_ctx XML parser context. |
David Sedlák | b666bcc | 2019-06-05 15:00:05 +0200 | [diff] [blame] | 145 | * @param[in,out] data Data to read from. |
David Sedlák | a740695 | 2019-04-05 10:33:07 +0200 | [diff] [blame] | 146 | * @param[in] arg_type Type of argument that is expected in parsed element (use YIN_ARG_NONE for elements without special arguments). |
David Sedlák | 6882673 | 2019-06-05 10:50:58 +0200 | [diff] [blame] | 147 | * @param[out] arg_val Where value of argument should be stored. Can be NULL if arg_type is specified as YIN_ARG_NONE. |
David Sedlák | b666bcc | 2019-06-05 15:00:05 +0200 | [diff] [blame] | 148 | * |
| 149 | * @return LY_ERR values. |
David Sedlák | a740695 | 2019-04-05 10:33:07 +0200 | [diff] [blame] | 150 | */ |
| 151 | static LY_ERR |
David Sedlák | ecf5eb8 | 2019-06-03 14:12:44 +0200 | [diff] [blame] | 152 | yin_parse_attribute(struct lyxml_context *xml_ctx, const char **data, enum YIN_ARGUMENT arg_type, const char **arg_val) |
David Sedlák | a740695 | 2019-04-05 10:33:07 +0200 | [diff] [blame] | 153 | { |
| 154 | LY_ERR ret = LY_SUCCESS; |
David Sedlák | a740695 | 2019-04-05 10:33:07 +0200 | [diff] [blame] | 155 | enum YIN_ARGUMENT arg = YIN_ARG_UNKNOWN; |
David Sedlák | 7ff55a9 | 2019-06-17 11:11:41 +0200 | [diff] [blame] | 156 | struct yin_arg_record *argument_array = NULL, *argument_record = NULL, *iter = NULL; |
| 157 | const struct lyxml_ns *ns = NULL; |
David Sedlák | a740695 | 2019-04-05 10:33:07 +0200 | [diff] [blame] | 158 | |
David Sedlák | 7ff55a9 | 2019-06-17 11:11:41 +0200 | [diff] [blame] | 159 | /* load all attributes first */ |
David Sedlák | 57715b1 | 2019-06-17 13:05:22 +0200 | [diff] [blame] | 160 | while (xml_ctx->status == LYXML_ATTRIBUTE) { |
David Sedlák | 7ff55a9 | 2019-06-17 11:11:41 +0200 | [diff] [blame] | 161 | LY_ARRAY_NEW_GOTO(xml_ctx->ctx, argument_array, argument_record, ret, cleanup); |
| 162 | ret = lyxml_get_attribute(xml_ctx, data, &argument_record->prefix, &argument_record->prefix_len, |
| 163 | &argument_record->name, &argument_record->name_len); |
| 164 | LY_CHECK_ERR_GOTO(ret != LY_SUCCESS, LOGMEM(xml_ctx->ctx), cleanup); |
David Sedlák | a740695 | 2019-04-05 10:33:07 +0200 | [diff] [blame] | 165 | |
David Sedlák | 7ff55a9 | 2019-06-17 11:11:41 +0200 | [diff] [blame] | 166 | if (xml_ctx->status == LYXML_ATTR_CONTENT) { |
David Sedlák | 57715b1 | 2019-06-17 13:05:22 +0200 | [diff] [blame] | 167 | argument_record->content = NULL; |
| 168 | argument_record->content_len = 0; |
| 169 | argument_record->dynamic_content = 0; |
| 170 | ret = lyxml_get_string(xml_ctx, data, &argument_record->content, &argument_record->content_len, |
| 171 | &argument_record->content, &argument_record->content_len, &argument_record->dynamic_content); |
David Sedlák | 7ff55a9 | 2019-06-17 11:11:41 +0200 | [diff] [blame] | 172 | LY_CHECK_ERR_GOTO(ret != LY_SUCCESS, LOGMEM(xml_ctx->ctx), cleanup); |
| 173 | } |
| 174 | } |
| 175 | |
David Sedlák | 1bccdfa | 2019-06-17 15:55:27 +0200 | [diff] [blame^] | 176 | /* validation of attributes */ |
David Sedlák | 7ff55a9 | 2019-06-17 11:11:41 +0200 | [diff] [blame] | 177 | LY_ARRAY_FOR(argument_array, struct yin_arg_record, iter) { |
| 178 | ns = lyxml_ns_get(xml_ctx, iter->prefix, iter->prefix_len); |
David Sedlák | 2b214ac | 2019-06-06 16:11:03 +0200 | [diff] [blame] | 179 | if (ns && IS_YIN_NS(ns->uri)) { |
David Sedlák | 7ff55a9 | 2019-06-17 11:11:41 +0200 | [diff] [blame] | 180 | arg = match_argument_name(iter->name, iter->name_len); |
| 181 | if (arg == YIN_ARG_NONE) { |
David Sedlák | 2b214ac | 2019-06-06 16:11:03 +0200 | [diff] [blame] | 182 | continue; |
David Sedlák | 7ff55a9 | 2019-06-17 11:11:41 +0200 | [diff] [blame] | 183 | } else if (arg == arg_type) { |
David Sedlák | 57715b1 | 2019-06-17 13:05:22 +0200 | [diff] [blame] | 184 | if (iter->dynamic_content) { |
| 185 | *arg_val = lydict_insert_zc(xml_ctx->ctx, iter->content); |
| 186 | } else { |
| 187 | *arg_val = lydict_insert(xml_ctx->ctx, iter->content, iter->content_len); |
| 188 | LY_CHECK_ERR_GOTO(!(*arg_val), LOGMEM(xml_ctx->ctx); ret = LY_EMEM, cleanup); |
| 189 | } |
David Sedlák | 2b214ac | 2019-06-06 16:11:03 +0200 | [diff] [blame] | 190 | } else { |
David Sedlák | 57715b1 | 2019-06-17 13:05:22 +0200 | [diff] [blame] | 191 | if (iter->dynamic_content) { |
| 192 | free(iter->content); |
| 193 | } |
David Sedlák | 7ff55a9 | 2019-06-17 11:11:41 +0200 | [diff] [blame] | 194 | LOGERR(xml_ctx->ctx, LYVE_SYNTAX_YIN, "Unexpected attribute \"%.*s\".", iter->name_len, iter->name); |
| 195 | ret = LY_EVALID; |
| 196 | goto cleanup; |
David Sedlák | a740695 | 2019-04-05 10:33:07 +0200 | [diff] [blame] | 197 | } |
| 198 | } |
| 199 | } |
| 200 | |
David Sedlák | 7ff55a9 | 2019-06-17 11:11:41 +0200 | [diff] [blame] | 201 | cleanup: |
| 202 | LY_ARRAY_FREE(argument_array); |
| 203 | return ret; |
David Sedlák | a740695 | 2019-04-05 10:33:07 +0200 | [diff] [blame] | 204 | } |
| 205 | |
| 206 | /** |
David Sedlák | 0daba9a | 2019-03-22 14:07:49 +0100 | [diff] [blame] | 207 | * @brief Parse content of whole element as text. |
| 208 | * |
| 209 | * @param[in] xml_ctx Xml context. |
David Sedlák | b666bcc | 2019-06-05 15:00:05 +0200 | [diff] [blame] | 210 | * @param[in,out] data Data to read from. |
David Sedlák | 0daba9a | 2019-03-22 14:07:49 +0100 | [diff] [blame] | 211 | * @param[out] value Where content of element should be stored. |
David Sedlák | b666bcc | 2019-06-05 15:00:05 +0200 | [diff] [blame] | 212 | * |
| 213 | * @return LY_ERR values. |
David Sedlák | 0daba9a | 2019-03-22 14:07:49 +0100 | [diff] [blame] | 214 | */ |
| 215 | LY_ERR |
David Sedlák | ecf5eb8 | 2019-06-03 14:12:44 +0200 | [diff] [blame] | 216 | parse_text_element(struct lyxml_context *xml_ctx, const char **data, const char **value) |
David Sedlák | 0daba9a | 2019-03-22 14:07:49 +0100 | [diff] [blame] | 217 | { |
| 218 | LY_ERR ret = LY_SUCCESS; |
| 219 | char *buf = NULL, *out = NULL; |
David Sedlák | ecf5eb8 | 2019-06-03 14:12:44 +0200 | [diff] [blame] | 220 | size_t buf_len = 0, out_len = 0; |
David Sedlák | 57715b1 | 2019-06-17 13:05:22 +0200 | [diff] [blame] | 221 | int dynamic = 0; |
David Sedlák | 0daba9a | 2019-03-22 14:07:49 +0100 | [diff] [blame] | 222 | |
David Sedlák | ecf5eb8 | 2019-06-03 14:12:44 +0200 | [diff] [blame] | 223 | ret = yin_parse_attribute(xml_ctx, data, YIN_ARG_NONE, NULL); |
David Sedlák | 6882673 | 2019-06-05 10:50:58 +0200 | [diff] [blame] | 224 | LY_CHECK_RET(ret); |
David Sedlák | 0daba9a | 2019-03-22 14:07:49 +0100 | [diff] [blame] | 225 | LY_CHECK_RET(xml_ctx->status != LYXML_ELEM_CONTENT, LY_EVALID); |
| 226 | |
| 227 | if (xml_ctx->status == LYXML_ELEM_CONTENT) { |
| 228 | ret = lyxml_get_string(xml_ctx, data, &buf, &buf_len, &out, &out_len, &dynamic); |
| 229 | LY_CHECK_RET(ret); |
David Sedlák | 57715b1 | 2019-06-17 13:05:22 +0200 | [diff] [blame] | 230 | if (dynamic) { |
| 231 | *value = lydict_insert_zc(xml_ctx->ctx, buf); |
| 232 | } else { |
| 233 | *value = lydict_insert(xml_ctx->ctx, out, out_len); |
| 234 | LY_CHECK_ERR_RET(!(*value), LOGMEM(xml_ctx->ctx), LY_EMEM); |
| 235 | } |
David Sedlák | 0daba9a | 2019-03-22 14:07:49 +0100 | [diff] [blame] | 236 | } |
| 237 | |
David Sedlák | 6b7ac2d | 2019-03-22 14:40:29 +0100 | [diff] [blame] | 238 | return LY_SUCCESS; |
David Sedlák | 0daba9a | 2019-03-22 14:07:49 +0100 | [diff] [blame] | 239 | } |
| 240 | |
David Sedlák | b666bcc | 2019-06-05 15:00:05 +0200 | [diff] [blame] | 241 | /** |
David Sedlák | 2b214ac | 2019-06-06 16:11:03 +0200 | [diff] [blame] | 242 | * @brief Parse revision date. |
David Sedlák | b666bcc | 2019-06-05 15:00:05 +0200 | [diff] [blame] | 243 | * |
| 244 | * @param[in] xml_ctx Xml context. |
| 245 | * @param[in,out] data Data to read from. |
| 246 | * @param[in,out] rev Array to store the parsed value in. |
| 247 | * @param[in,out] exts Extension instances to add to. |
| 248 | * |
David Sedlák | 2b214ac | 2019-06-06 16:11:03 +0200 | [diff] [blame] | 249 | * @return LY_ERR values. |
David Sedlák | b666bcc | 2019-06-05 15:00:05 +0200 | [diff] [blame] | 250 | */ |
David Sedlák | 81e0402 | 2019-04-05 15:05:46 +0200 | [diff] [blame] | 251 | static LY_ERR |
| 252 | yin_parse_revision_date(struct lyxml_context *xml_ctx, const char **data, char *rev, struct lysp_ext_instance **exts) |
| 253 | { |
| 254 | LY_ERR ret = LY_SUCCESS; |
David Sedlák | da63c08 | 2019-06-04 13:52:23 +0200 | [diff] [blame] | 255 | const char *temp_rev; |
David Sedlák | cd0c951 | 2019-03-29 13:23:06 +0100 | [diff] [blame] | 256 | |
David Sedlák | 81e0402 | 2019-04-05 15:05:46 +0200 | [diff] [blame] | 257 | if (rev[0]) { |
| 258 | LOGVAL_YANG(xml_ctx, LY_VCODE_DUPSTMT, "revision-date"); |
| 259 | return LY_EVALID; |
| 260 | } |
| 261 | |
David Sedlák | 6882673 | 2019-06-05 10:50:58 +0200 | [diff] [blame] | 262 | LY_CHECK_RET(yin_parse_attribute(xml_ctx, data, YIN_ARG_DATE, &temp_rev)) |
David Sedlák | 81e0402 | 2019-04-05 15:05:46 +0200 | [diff] [blame] | 263 | LY_CHECK_RET(ret != LY_SUCCESS, ret); |
David Sedlák | da63c08 | 2019-06-04 13:52:23 +0200 | [diff] [blame] | 264 | LY_CHECK_RET(lysp_check_date((struct lys_parser_ctx *)xml_ctx, temp_rev, strlen(temp_rev), "revision-date") != LY_SUCCESS, LY_EVALID); |
| 265 | |
| 266 | strcpy(rev, temp_rev); |
| 267 | lydict_remove(xml_ctx->ctx, temp_rev); |
| 268 | /* TODO extension */ |
David Sedlák | 81e0402 | 2019-04-05 15:05:46 +0200 | [diff] [blame] | 269 | |
David Sedlák | 81e0402 | 2019-04-05 15:05:46 +0200 | [diff] [blame] | 270 | return ret; |
| 271 | } |
David Sedlák | cd0c951 | 2019-03-29 13:23:06 +0100 | [diff] [blame] | 272 | |
David Sedlák | da63c08 | 2019-06-04 13:52:23 +0200 | [diff] [blame] | 273 | LY_ERR |
David Sedlák | 81e0402 | 2019-04-05 15:05:46 +0200 | [diff] [blame] | 274 | yin_parse_import(struct lyxml_context *xml_ctx, const char *module_prefix, const char **data, struct lysp_import **imports) |
David Sedlák | 736fd0d | 2019-02-15 16:06:31 +0100 | [diff] [blame] | 275 | { |
| 276 | LY_ERR ret = LY_SUCCESS; |
| 277 | enum yang_keyword kw; |
| 278 | struct lysp_import *imp; |
| 279 | const char *prefix, *name; |
| 280 | size_t prefix_len, name_len; |
| 281 | |
David Sedlák | 81e0402 | 2019-04-05 15:05:46 +0200 | [diff] [blame] | 282 | /* allocate sized array for imports */ |
| 283 | LY_ARRAY_NEW_RET(xml_ctx->ctx, *imports, imp, LY_EVALID); |
David Sedlák | 736fd0d | 2019-02-15 16:06:31 +0100 | [diff] [blame] | 284 | |
David Sedlák | a740695 | 2019-04-05 10:33:07 +0200 | [diff] [blame] | 285 | /* parse import attributes */ |
David Sedlák | 6882673 | 2019-06-05 10:50:58 +0200 | [diff] [blame] | 286 | LY_CHECK_RET(yin_parse_attribute(xml_ctx, data, YIN_ARG_MODULE, &imp->name)); |
| 287 | |
David Sedlák | 736fd0d | 2019-02-15 16:06:31 +0100 | [diff] [blame] | 288 | while ((ret = lyxml_get_element(xml_ctx, data, &prefix, &prefix_len, &name, &name_len) == LY_SUCCESS && name != NULL)) { |
David Sedlák | 1bccdfa | 2019-06-17 15:55:27 +0200 | [diff] [blame^] | 289 | kw = yin_match_keyword(name, name_len, prefix_len); |
David Sedlák | 736fd0d | 2019-02-15 16:06:31 +0100 | [diff] [blame] | 290 | switch (kw) { |
| 291 | case YANG_PREFIX: |
David Sedlák | 81e0402 | 2019-04-05 15:05:46 +0200 | [diff] [blame] | 292 | LY_CHECK_ERR_RET(imp->prefix, LOGVAL_YANG(xml_ctx, LY_VCODE_DUPSTMT, "prefix"), LY_EVALID); |
David Sedlák | 6882673 | 2019-06-05 10:50:58 +0200 | [diff] [blame] | 293 | LY_CHECK_RET(yin_parse_attribute(xml_ctx, data, YIN_ARG_VALUE, &imp->prefix)); |
David Sedlák | da63c08 | 2019-06-04 13:52:23 +0200 | [diff] [blame] | 294 | LY_CHECK_RET(lysp_check_prefix((struct lys_parser_ctx *)xml_ctx, *imports, module_prefix, &imp->prefix), LY_EVALID); |
David Sedlák | cd0c951 | 2019-03-29 13:23:06 +0100 | [diff] [blame] | 295 | break; |
David Sedlák | 736fd0d | 2019-02-15 16:06:31 +0100 | [diff] [blame] | 296 | case YANG_DESCRIPTION: |
David Sedlák | 81e0402 | 2019-04-05 15:05:46 +0200 | [diff] [blame] | 297 | LY_CHECK_ERR_RET(imp->dsc, LOGVAL_YANG(xml_ctx, LY_VCODE_DUPSTMT, "description"), LY_EVALID); |
David Sedlák | ecf5eb8 | 2019-06-03 14:12:44 +0200 | [diff] [blame] | 298 | parse_text_element(xml_ctx, data, &imp->dsc); |
David Sedlák | cd0c951 | 2019-03-29 13:23:06 +0100 | [diff] [blame] | 299 | break; |
David Sedlák | 736fd0d | 2019-02-15 16:06:31 +0100 | [diff] [blame] | 300 | case YANG_REFERENCE: |
David Sedlák | 81e0402 | 2019-04-05 15:05:46 +0200 | [diff] [blame] | 301 | LY_CHECK_ERR_RET(imp->ref, LOGVAL_YANG(xml_ctx, LY_VCODE_DUPSTMT, "reference"), LY_EVALID); |
David Sedlák | ecf5eb8 | 2019-06-03 14:12:44 +0200 | [diff] [blame] | 302 | parse_text_element(xml_ctx, data, &imp->ref); |
David Sedlák | cd0c951 | 2019-03-29 13:23:06 +0100 | [diff] [blame] | 303 | break; |
David Sedlák | 736fd0d | 2019-02-15 16:06:31 +0100 | [diff] [blame] | 304 | case YANG_REVISION_DATE: |
David Sedlák | ecf5eb8 | 2019-06-03 14:12:44 +0200 | [diff] [blame] | 305 | yin_parse_revision_date(xml_ctx, data, imp->rev, &imp->exts); |
David Sedlák | 3a55bc1 | 2019-06-03 08:57:29 +0200 | [diff] [blame] | 306 | break; |
David Sedlák | 736fd0d | 2019-02-15 16:06:31 +0100 | [diff] [blame] | 307 | case YANG_CUSTOM: |
| 308 | /* TODO parse extension */ |
David Sedlák | 3a55bc1 | 2019-06-03 08:57:29 +0200 | [diff] [blame] | 309 | break; |
David Sedlák | 736fd0d | 2019-02-15 16:06:31 +0100 | [diff] [blame] | 310 | default: |
David Sedlák | 916b190 | 2019-06-06 11:35:05 +0200 | [diff] [blame] | 311 | LOGERR(xml_ctx->ctx, LY_VCODE_UNEXP_SUBELEM, name_len, name, "import"); |
David Sedlák | 736fd0d | 2019-02-15 16:06:31 +0100 | [diff] [blame] | 312 | return LY_EVALID; |
| 313 | } |
| 314 | } |
| 315 | |
David Sedlák | 916b190 | 2019-06-06 11:35:05 +0200 | [diff] [blame] | 316 | LY_CHECK_ERR_RET(!imp->prefix, LOGVAL_YANG(xml_ctx, LY_VCODE_MISSATTR, "prefix", "import"), LY_EVALID); |
David Sedlák | 736fd0d | 2019-02-15 16:06:31 +0100 | [diff] [blame] | 317 | return ret; |
| 318 | } |
| 319 | |
David Sedlák | d5318ee | 2019-02-15 10:14:50 +0100 | [diff] [blame] | 320 | /** |
| 321 | * @brief Parse module substatements. |
| 322 | * |
| 323 | * @param[in] xml_ctx xml context. |
David Sedlák | b666bcc | 2019-06-05 15:00:05 +0200 | [diff] [blame] | 324 | * @param[in,out] data Data to read from. |
David Sedlák | 2b214ac | 2019-06-06 16:11:03 +0200 | [diff] [blame] | 325 | * @param[out] mod Parsed module structure. |
David Sedlák | d5318ee | 2019-02-15 10:14:50 +0100 | [diff] [blame] | 326 | * |
| 327 | * @return LY_ERR values. |
| 328 | */ |
David Sedlák | 4a4c072 | 2018-11-26 17:03:10 +0100 | [diff] [blame] | 329 | LY_ERR |
David Sedlák | 3017da4 | 2019-02-15 09:48:04 +0100 | [diff] [blame] | 330 | parse_mod(struct lyxml_context *xml_ctx, const char **data, struct lysp_module **mod) |
David Sedlák | 3b4db24 | 2018-10-19 16:11:01 +0200 | [diff] [blame] | 331 | { |
David Sedlák | f3b24f6 | 2018-11-02 10:40:47 +0100 | [diff] [blame] | 332 | LY_ERR ret = LY_SUCCESS; |
David Sedlák | 4a4c072 | 2018-11-26 17:03:10 +0100 | [diff] [blame] | 333 | enum yang_keyword kw = YANG_NONE; |
David Sedlák | e488991 | 2018-11-02 09:52:40 +0100 | [diff] [blame] | 334 | const char *prefix, *name; |
David Sedlák | 3b4db24 | 2018-10-19 16:11:01 +0200 | [diff] [blame] | 335 | size_t prefix_len, name_len; |
David Sedlák | 4b4713f | 2019-02-15 13:47:45 +0100 | [diff] [blame] | 336 | enum yang_module_stmt mod_stmt = Y_MOD_MODULE_HEADER; |
David Sedlák | 3b4db24 | 2018-10-19 16:11:01 +0200 | [diff] [blame] | 337 | |
David Sedlák | f3b24f6 | 2018-11-02 10:40:47 +0100 | [diff] [blame] | 338 | char *buf = NULL, *out = NULL; |
| 339 | size_t buf_len = 0, out_len = 0; |
David Sedlák | 57715b1 | 2019-06-17 13:05:22 +0200 | [diff] [blame] | 340 | int dynamic = 0; |
David Sedlák | f3b24f6 | 2018-11-02 10:40:47 +0100 | [diff] [blame] | 341 | |
David Sedlák | 2b214ac | 2019-06-06 16:11:03 +0200 | [diff] [blame] | 342 | yin_parse_attribute(xml_ctx, data, YIN_ARG_NAME, &(*mod)->mod->name); |
David Sedlák | 1873013 | 2019-03-15 15:51:34 +0100 | [diff] [blame] | 343 | |
David Sedlák | 2b214ac | 2019-06-06 16:11:03 +0200 | [diff] [blame] | 344 | LY_CHECK_ERR_RET(!(*mod)->mod->name, LOGVAL_YANG(xml_ctx, LYVE_SYNTAX_YIN, "Missing argument name of a module"), LY_EVALID); |
David Sedlák | c136b97 | 2019-03-08 13:39:06 +0100 | [diff] [blame] | 345 | ret = lyxml_get_string(xml_ctx, data, &buf, &buf_len, &out, &out_len, &dynamic); |
David Sedlák | 1873013 | 2019-03-15 15:51:34 +0100 | [diff] [blame] | 346 | LY_CHECK_ERR_RET(ret != LY_EINVAL, LOGVAL_YANG(xml_ctx, LYVE_SYNTAX_YIN, "Expected new xml element after module element."), LY_EINVAL); |
David Sedlák | 4a4c072 | 2018-11-26 17:03:10 +0100 | [diff] [blame] | 347 | |
David Sedlák | 736fd0d | 2019-02-15 16:06:31 +0100 | [diff] [blame] | 348 | /* loop over all elements and parse them */ |
David Sedlák | c136b97 | 2019-03-08 13:39:06 +0100 | [diff] [blame] | 349 | while (xml_ctx->status != LYXML_END) { |
David Sedlák | 4b4713f | 2019-02-15 13:47:45 +0100 | [diff] [blame] | 350 | #define CHECK_ORDER(SECTION) \ |
| 351 | if (mod_stmt > SECTION) {return LY_EVALID;}mod_stmt = SECTION |
| 352 | |
| 353 | switch (kw) { |
| 354 | /* module header */ |
| 355 | case YANG_NAMESPACE: |
| 356 | case YANG_PREFIX: |
| 357 | CHECK_ORDER(Y_MOD_MODULE_HEADER); |
| 358 | break; |
| 359 | case YANG_YANG_VERSION: |
| 360 | CHECK_ORDER(Y_MOD_MODULE_HEADER); |
| 361 | break; |
| 362 | /* linkage */ |
| 363 | case YANG_INCLUDE: |
| 364 | case YANG_IMPORT: |
| 365 | CHECK_ORDER(Y_MOD_LINKAGE); |
| 366 | break; |
| 367 | /* meta */ |
| 368 | case YANG_ORGANIZATION: |
| 369 | case YANG_CONTACT: |
| 370 | case YANG_DESCRIPTION: |
| 371 | case YANG_REFERENCE: |
| 372 | CHECK_ORDER(Y_MOD_META); |
| 373 | break; |
| 374 | |
| 375 | /* revision */ |
| 376 | case YANG_REVISION: |
| 377 | CHECK_ORDER(Y_MOD_REVISION); |
| 378 | break; |
| 379 | /* body */ |
| 380 | case YANG_ANYDATA: |
| 381 | case YANG_ANYXML: |
| 382 | case YANG_AUGMENT: |
| 383 | case YANG_CHOICE: |
| 384 | case YANG_CONTAINER: |
| 385 | case YANG_DEVIATION: |
| 386 | case YANG_EXTENSION: |
| 387 | case YANG_FEATURE: |
| 388 | case YANG_GROUPING: |
| 389 | case YANG_IDENTITY: |
| 390 | case YANG_LEAF: |
| 391 | case YANG_LEAF_LIST: |
| 392 | case YANG_LIST: |
| 393 | case YANG_NOTIFICATION: |
| 394 | case YANG_RPC: |
| 395 | case YANG_TYPEDEF: |
| 396 | case YANG_USES: |
| 397 | case YANG_CUSTOM: |
| 398 | mod_stmt = Y_MOD_BODY; |
| 399 | break; |
| 400 | default: |
| 401 | /* error will be handled in the next switch */ |
| 402 | break; |
| 403 | } |
| 404 | #undef CHECK_ORDER |
| 405 | |
David Sedlák | 6882673 | 2019-06-05 10:50:58 +0200 | [diff] [blame] | 406 | LY_CHECK_RET(lyxml_get_element(xml_ctx, data, &prefix, &prefix_len, &name, &name_len)); |
David Sedlák | 4a4c072 | 2018-11-26 17:03:10 +0100 | [diff] [blame] | 407 | |
David Sedlák | c136b97 | 2019-03-08 13:39:06 +0100 | [diff] [blame] | 408 | if (name) { |
David Sedlák | 1bccdfa | 2019-06-17 15:55:27 +0200 | [diff] [blame^] | 409 | kw = yin_match_keyword(name, name_len, prefix_len); |
David Sedlák | c136b97 | 2019-03-08 13:39:06 +0100 | [diff] [blame] | 410 | switch (kw) { |
David Sedlák | 736fd0d | 2019-02-15 16:06:31 +0100 | [diff] [blame] | 411 | |
David Sedlák | c136b97 | 2019-03-08 13:39:06 +0100 | [diff] [blame] | 412 | /* module header */ |
| 413 | case YANG_NAMESPACE: |
David Sedlák | 6882673 | 2019-06-05 10:50:58 +0200 | [diff] [blame] | 414 | LY_CHECK_RET(yin_parse_attribute(xml_ctx, data, YIN_ARG_URI, &(*mod)->mod->ns)); |
David Sedlák | c136b97 | 2019-03-08 13:39:06 +0100 | [diff] [blame] | 415 | break; |
| 416 | case YANG_PREFIX: |
David Sedlák | 6882673 | 2019-06-05 10:50:58 +0200 | [diff] [blame] | 417 | LY_CHECK_RET(yin_parse_attribute(xml_ctx, data, YIN_ARG_VALUE, &(*mod)->mod->prefix)); |
David Sedlák | c136b97 | 2019-03-08 13:39:06 +0100 | [diff] [blame] | 418 | break; |
David Sedlák | 4a4c072 | 2018-11-26 17:03:10 +0100 | [diff] [blame] | 419 | |
David Sedlák | c136b97 | 2019-03-08 13:39:06 +0100 | [diff] [blame] | 420 | /* linkage */ |
| 421 | case YANG_IMPORT: |
David Sedlák | 81e0402 | 2019-04-05 15:05:46 +0200 | [diff] [blame] | 422 | yin_parse_import(xml_ctx, (*mod)->mod->prefix, data, &(*mod)->imports); |
David Sedlák | c136b97 | 2019-03-08 13:39:06 +0100 | [diff] [blame] | 423 | break; |
David Sedlák | 736fd0d | 2019-02-15 16:06:31 +0100 | [diff] [blame] | 424 | |
David Sedlák | c136b97 | 2019-03-08 13:39:06 +0100 | [diff] [blame] | 425 | /* meta */ |
| 426 | case YANG_ORGANIZATION: |
David Sedlák | ecf5eb8 | 2019-06-03 14:12:44 +0200 | [diff] [blame] | 427 | LY_CHECK_RET(parse_text_element(xml_ctx, data, &(*mod)->mod->org)); |
David Sedlák | c136b97 | 2019-03-08 13:39:06 +0100 | [diff] [blame] | 428 | break; |
| 429 | case YANG_CONTACT: |
David Sedlák | ecf5eb8 | 2019-06-03 14:12:44 +0200 | [diff] [blame] | 430 | LY_CHECK_RET(parse_text_element(xml_ctx, data, &(*mod)->mod->contact)); |
David Sedlák | c136b97 | 2019-03-08 13:39:06 +0100 | [diff] [blame] | 431 | break; |
| 432 | case YANG_DESCRIPTION: |
David Sedlák | ecf5eb8 | 2019-06-03 14:12:44 +0200 | [diff] [blame] | 433 | LY_CHECK_RET(parse_text_element(xml_ctx, data, &(*mod)->mod->dsc)); |
David Sedlák | c136b97 | 2019-03-08 13:39:06 +0100 | [diff] [blame] | 434 | break; |
| 435 | case YANG_REFERENCE: |
David Sedlák | ecf5eb8 | 2019-06-03 14:12:44 +0200 | [diff] [blame] | 436 | LY_CHECK_RET(parse_text_element(xml_ctx, data, &(*mod)->mod->ref)); |
David Sedlák | c136b97 | 2019-03-08 13:39:06 +0100 | [diff] [blame] | 437 | break; |
David Sedlák | 736fd0d | 2019-02-15 16:06:31 +0100 | [diff] [blame] | 438 | |
David Sedlák | c136b97 | 2019-03-08 13:39:06 +0100 | [diff] [blame] | 439 | default: |
David Sedlák | 1873013 | 2019-03-15 15:51:34 +0100 | [diff] [blame] | 440 | return LY_EVALID; |
David Sedlák | c136b97 | 2019-03-08 13:39:06 +0100 | [diff] [blame] | 441 | break; |
| 442 | } |
David Sedlák | 4a4c072 | 2018-11-26 17:03:10 +0100 | [diff] [blame] | 443 | } |
| 444 | } |
| 445 | |
David Sedlák | 6882673 | 2019-06-05 10:50:58 +0200 | [diff] [blame] | 446 | return LY_SUCCESS; |
David Sedlák | 3b4db24 | 2018-10-19 16:11:01 +0200 | [diff] [blame] | 447 | } |
| 448 | |
David Sedlák | d5318ee | 2019-02-15 10:14:50 +0100 | [diff] [blame] | 449 | /** |
| 450 | * @brief Parse yin submodule. |
| 451 | * |
| 452 | * @param[in] ctx Context of YANG schemas. |
David Sedlák | b666bcc | 2019-06-05 15:00:05 +0200 | [diff] [blame] | 453 | * @param[in,out] data Data to read from. |
| 454 | * @param[out] submod Parsed submodule structure. |
David Sedlák | d5318ee | 2019-02-15 10:14:50 +0100 | [diff] [blame] | 455 | * |
| 456 | * @return LY_ERR values. |
| 457 | */ |
| 458 | LY_ERR |
| 459 | yin_parse_submodule(struct ly_ctx *ctx, const char *data, struct lysp_submodule **submod) |
| 460 | { |
| 461 | LY_ERR ret = LY_SUCCESS; |
| 462 | enum yang_keyword kw = YANG_NONE; |
| 463 | struct lyxml_context xml_ctx; |
| 464 | struct lysp_submodule *mod_p = NULL; |
| 465 | const char *prefix, *name; |
| 466 | size_t prefix_len, name_len; |
David Sedlák | 3017da4 | 2019-02-15 09:48:04 +0100 | [diff] [blame] | 467 | |
David Sedlák | d5318ee | 2019-02-15 10:14:50 +0100 | [diff] [blame] | 468 | /* initialize xml context */ |
| 469 | memset(&xml_ctx, 0, sizeof xml_ctx); |
| 470 | xml_ctx.ctx = ctx; |
| 471 | xml_ctx.line = 1; |
David Sedlák | 3017da4 | 2019-02-15 09:48:04 +0100 | [diff] [blame] | 472 | |
David Sedlák | d5318ee | 2019-02-15 10:14:50 +0100 | [diff] [blame] | 473 | /* check submodule */ |
| 474 | ret = lyxml_get_element(&xml_ctx, &data, &prefix, &prefix_len, &name, &name_len); |
| 475 | LY_CHECK_GOTO(ret != LY_SUCCESS, cleanup); |
David Sedlák | 1bccdfa | 2019-06-17 15:55:27 +0200 | [diff] [blame^] | 476 | kw = yin_match_keyword(name, name_len, prefix_len); |
David Sedlák | d5318ee | 2019-02-15 10:14:50 +0100 | [diff] [blame] | 477 | if (kw == YANG_MODULE) { |
| 478 | LOGERR(ctx, LY_EDENIED, "Input data contains module in situation when a submodule is expected."); |
| 479 | ret = LY_EINVAL; |
| 480 | goto cleanup; |
| 481 | } else if (kw != YANG_SUBMODULE) { |
David Sedlák | 0a875b4 | 2019-03-07 22:24:05 +0100 | [diff] [blame] | 482 | LOGVAL_YANG(&xml_ctx, LYVE_SYNTAX, "Invalid keyword \"%s\", expected \"module\" or \"submodule\".", |
| 483 | ly_stmt2str(kw)); |
David Sedlák | d5318ee | 2019-02-15 10:14:50 +0100 | [diff] [blame] | 484 | ret = LY_EVALID; |
| 485 | goto cleanup; |
| 486 | } |
David Sedlák | 3017da4 | 2019-02-15 09:48:04 +0100 | [diff] [blame] | 487 | |
David Sedlák | d5318ee | 2019-02-15 10:14:50 +0100 | [diff] [blame] | 488 | /* allocate module */ |
| 489 | mod_p = calloc(1, sizeof *mod_p); |
| 490 | LY_CHECK_ERR_GOTO(!mod_p, LOGMEM(ctx), cleanup); |
| 491 | mod_p->parsing = 1; |
David Sedlák | 3017da4 | 2019-02-15 09:48:04 +0100 | [diff] [blame] | 492 | |
David Sedlák | d5318ee | 2019-02-15 10:14:50 +0100 | [diff] [blame] | 493 | /* parser submodule substatements */ |
David Sedlák | b666bcc | 2019-06-05 15:00:05 +0200 | [diff] [blame] | 494 | /* ret = parse_submod(&xml_ctx, &data, mod_p); */ |
David Sedlák | d5318ee | 2019-02-15 10:14:50 +0100 | [diff] [blame] | 495 | LY_CHECK_GOTO(ret, cleanup); |
David Sedlák | 3017da4 | 2019-02-15 09:48:04 +0100 | [diff] [blame] | 496 | |
David Sedlák | d5318ee | 2019-02-15 10:14:50 +0100 | [diff] [blame] | 497 | mod_p->parsing = 0; |
| 498 | *submod = mod_p; |
David Sedlák | 3017da4 | 2019-02-15 09:48:04 +0100 | [diff] [blame] | 499 | |
David Sedlák | d5318ee | 2019-02-15 10:14:50 +0100 | [diff] [blame] | 500 | cleanup: |
| 501 | if (ret) { |
| 502 | lysp_submodule_free(ctx, mod_p); |
| 503 | } |
David Sedlák | 3017da4 | 2019-02-15 09:48:04 +0100 | [diff] [blame] | 504 | |
David Sedlák | d5318ee | 2019-02-15 10:14:50 +0100 | [diff] [blame] | 505 | lyxml_context_clear(&xml_ctx); |
| 506 | return ret; |
| 507 | } |
David Sedlák | 3017da4 | 2019-02-15 09:48:04 +0100 | [diff] [blame] | 508 | |
David Sedlák | 3b4db24 | 2018-10-19 16:11:01 +0200 | [diff] [blame] | 509 | LY_ERR |
David Sedlák | 3017da4 | 2019-02-15 09:48:04 +0100 | [diff] [blame] | 510 | yin_parse_module(struct ly_ctx *ctx, const char *data, struct lys_module *mod) |
David Sedlák | 3b4db24 | 2018-10-19 16:11:01 +0200 | [diff] [blame] | 511 | { |
David Sedlák | e488991 | 2018-11-02 09:52:40 +0100 | [diff] [blame] | 512 | LY_ERR ret = LY_SUCCESS; |
| 513 | enum yang_keyword kw = YANG_NONE; |
David Sedlák | ecf5eb8 | 2019-06-03 14:12:44 +0200 | [diff] [blame] | 514 | struct lys_parser_ctx parser_ctx; |
David Sedlák | aadab9c | 2019-04-05 15:01:27 +0200 | [diff] [blame] | 515 | struct lyxml_context *xml_ctx = (struct lyxml_context *)&parser_ctx; |
David Sedlák | 3017da4 | 2019-02-15 09:48:04 +0100 | [diff] [blame] | 516 | struct lysp_module *mod_p = NULL; |
| 517 | const char *prefix, *name; |
| 518 | size_t prefix_len, name_len; |
David Sedlák | 3b4db24 | 2018-10-19 16:11:01 +0200 | [diff] [blame] | 519 | |
David Sedlák | 3017da4 | 2019-02-15 09:48:04 +0100 | [diff] [blame] | 520 | /* initialize xml context */ |
David Sedlák | aadab9c | 2019-04-05 15:01:27 +0200 | [diff] [blame] | 521 | memset(&parser_ctx, 0, sizeof parser_ctx); |
| 522 | xml_ctx->ctx = ctx; |
| 523 | xml_ctx->line = 1; |
David Sedlák | e488991 | 2018-11-02 09:52:40 +0100 | [diff] [blame] | 524 | |
David Sedlák | 3017da4 | 2019-02-15 09:48:04 +0100 | [diff] [blame] | 525 | /* check submodule */ |
David Sedlák | aadab9c | 2019-04-05 15:01:27 +0200 | [diff] [blame] | 526 | ret = lyxml_get_element(xml_ctx, &data, &prefix, &prefix_len, &name, &name_len); |
David Sedlák | 3017da4 | 2019-02-15 09:48:04 +0100 | [diff] [blame] | 527 | LY_CHECK_GOTO(ret != LY_SUCCESS, cleanup); |
David Sedlák | 1bccdfa | 2019-06-17 15:55:27 +0200 | [diff] [blame^] | 528 | kw = yin_match_keyword(name, name_len, prefix_len); |
David Sedlák | e488991 | 2018-11-02 09:52:40 +0100 | [diff] [blame] | 529 | if (kw == YANG_SUBMODULE) { |
David Sedlák | 3017da4 | 2019-02-15 09:48:04 +0100 | [diff] [blame] | 530 | LOGERR(ctx, LY_EDENIED, "Input data contains submodule which cannot be parsed directly without its main module."); |
| 531 | ret = LY_EINVAL; |
| 532 | goto cleanup; |
| 533 | } else if (kw != YANG_MODULE) { |
David Sedlák | aadab9c | 2019-04-05 15:01:27 +0200 | [diff] [blame] | 534 | LOGVAL_YANG(xml_ctx, LYVE_SYNTAX, "Invalid keyword \"%s\", expected \"module\" or \"submodule\".", |
David Sedlák | 79e50cb | 2019-06-05 16:33:09 +0200 | [diff] [blame] | 535 | ly_stmt2str(kw)); |
David Sedlák | 3017da4 | 2019-02-15 09:48:04 +0100 | [diff] [blame] | 536 | ret = LY_EVALID; |
| 537 | goto cleanup; |
David Sedlák | e488991 | 2018-11-02 09:52:40 +0100 | [diff] [blame] | 538 | } |
| 539 | |
David Sedlák | 3017da4 | 2019-02-15 09:48:04 +0100 | [diff] [blame] | 540 | /* allocate module */ |
| 541 | mod_p = calloc(1, sizeof *mod_p); |
| 542 | LY_CHECK_ERR_GOTO(!mod_p, LOGMEM(ctx), cleanup); |
| 543 | mod_p->mod = mod; |
| 544 | mod_p->parsing = 1; |
David Sedlák | e488991 | 2018-11-02 09:52:40 +0100 | [diff] [blame] | 545 | |
David Sedlák | 3017da4 | 2019-02-15 09:48:04 +0100 | [diff] [blame] | 546 | /* parser module substatements */ |
David Sedlák | aadab9c | 2019-04-05 15:01:27 +0200 | [diff] [blame] | 547 | ret = parse_mod(xml_ctx, &data, &mod_p); |
David Sedlák | 3017da4 | 2019-02-15 09:48:04 +0100 | [diff] [blame] | 548 | LY_CHECK_GOTO(ret, cleanup); |
David Sedlák | 2e41142 | 2018-12-17 02:35:39 +0100 | [diff] [blame] | 549 | |
David Sedlák | 3017da4 | 2019-02-15 09:48:04 +0100 | [diff] [blame] | 550 | mod_p->parsing = 0; |
| 551 | mod->parsed = mod_p; |
| 552 | |
| 553 | cleanup: |
| 554 | if (ret) { |
| 555 | lysp_module_free(mod_p); |
| 556 | } |
| 557 | |
David Sedlák | aadab9c | 2019-04-05 15:01:27 +0200 | [diff] [blame] | 558 | lyxml_context_clear(xml_ctx); |
David Sedlák | 2e41142 | 2018-12-17 02:35:39 +0100 | [diff] [blame] | 559 | return ret; |
David Sedlák | 3b4db24 | 2018-10-19 16:11:01 +0200 | [diff] [blame] | 560 | } |