exprt next_function, next_parameter function_info, parameter_info to

external interface of the library

include/libpst-types.h

@@ -0,0 +1,31 @@
+/*
+ * libpst-types.h
+ *
+ *  Created on: Apr 5, 2020
+ *      Author: nnosov
+ */
+
+#ifndef INCLUDE_LIBPST_TYPES_H_
+#define INCLUDE_LIBPST_TYPES_H_
+
+#include <stdbool.h>
+#include <libunwind.h>
+
+typedef struct  pst_function_info {
+    char*       name;   ///< demangled name of the function
+    char*       file;   ///< file name where the function is defined
+    int         line;   ///< line of definition of the function
+    unw_word_t  pc;     ///< address between LowPC & HighPC (plus base address offset). actually, address of currently executed command in function
+} pst_function_info;
+
+typedef struct pst_parameter_info {
+    char*           name;           ///< parameter's name
+    uint32_t        line;           ///< line of parameter definition
+    unw_word_t      size;           ///< size of parameter in bytes
+    unw_word_t      value;          ///< value of parameter. currently only base types supported. use 'size' to determine number of actual bytes of value
+    bool            is_return;      ///< whether this parameter is return value of the function
+    bool            is_variable;    ///< whether this parameter is function variable or argument of function
+    bool            has_value;      ///< whether we got value of parameter or not
+} pst_parameter_info;
+
+#endif /* INCLUDE_LIBPST_TYPES_H_ */