some fixes with dictionary; add aliases

modbus_params/dictionary.h

@@ -0,0 +1,63 @@
+/*
+ * This file is part of the modbus_param project.
+ * Copyright 2025 Edward V. Emelianov <edward.emelianoff@gmail.com>.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include <stddef.h>
+#include <stdint.h>
+
+typedef struct{
+    char *code;             // mnemonic code
+    char *help;             // help message (all after '#')
+    uint16_t value;         // value
+    uint16_t reg;           // register number
+    uint8_t readonly;       // ==1 if can't be changed
+} dicentry_t;
+
+typedef struct{
+    char *name;             // alias name
+    char *expr;             // expression to run
+    char *help;             // help message
+} alias_t;
+
+int opendict(const char *dic);
+void closedict();
+int chkdict();
+size_t get_dictsize();
+char *dicentry_descr(dicentry_t *entry, char *buf, size_t bufsize);
+char *dicentry_descrN(size_t N, char *buf, size_t bufsize);
+
+dicentry_t *findentry_by_code(const char *code);
+dicentry_t *findentry_by_reg(uint16_t reg);
+
+int setdumppars(char **pars);
+int opendumpfile(const char *name);
+void closedumpfile();
+int setDumpT(double dT);
+int rundump();
+char *getdumpname();
+
+int read_dict_entries(const char *outdic);
+
+int openaliases(const char *filename);
+int chkaliases();
+void closealiases();
+size_t get_aliasessize();
+alias_t *find_alias(const char *name);
+char *alias_descr(alias_t *entry, char *buf, size_t bufsize);
+char *alias_descrN(size_t N, char *buf, size_t bufsize);