71 lines
3.6 KiB
C
71 lines
3.6 KiB
C
/*
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* libpst-types.h
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*
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* Created on: Apr 5, 2020
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* Author: nnosov
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*/
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#ifndef INCLUDE_LIBPST_TYPES_H_
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#define INCLUDE_LIBPST_TYPES_H_
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#include <stdint.h>
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#include <libunwind.h>
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typedef struct {
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char* name; ///< demangled name of the function. NULL if function name resolution failed
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char* file; ///< file name where the function is defined. NULL if library failed to get file name
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int line; ///< line of definition of the function. -1 if library failed to get file line
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unw_word_t pc; ///< address between LowPC & HighPC (plus base address offset). actually, address of currently executed command in function
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unw_word_t lowpc; ///< offset to start of the function against base address
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unw_word_t highpc; ///< offset to the next address after the end of the function against base address
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unw_word_t sp; ///< SP register in function's frame
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unw_word_t cfa; ///< CFA (Canonical Frame Address) of the function. !!! Don't use CFA provided by libunwind, it's not valid !!!
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unw_cursor_t context;///< Function's frame including register's values
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} pst_function_info;
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/// @brief bitmask of parameter's options
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typedef enum {
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// scope & access
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PARAM_CONST = 0x00000001, ///< constant access
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PARAM_GLOBAL = 0x00000002, ///< global scope
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PARAM_STATIC = 0x00000004, ///< parameter defined as static
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PARAM_VOLATILE = 0x00000008,
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PARAM_RETURN = 0x00000010, ///< parameter is return value of a function
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PARAM_VARIABLE = 0x00000020, ///< parameter is variable inside of a function
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// validity
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PARAM_HAS_VALUE = 0x00000040, ///< parameter has a valid value (if not set, then value is undefined)
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PARAM_INVALID = 0x00000080, ///< library failed to dereference pointer
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// base types
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PARAM_TYPE_POINTER = 0x00000100, ///< pointer
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PARAM_TYPE_INT = 0x00000200, ///< integer. to determine size of value, use 'size' field of parameter
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PARAM_TYPE_UINT = 0x00000400, ///< unsigned integer. to determine size of value, use 'size' field of parameter
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PARAM_TYPE_FLOAT = 0x00000800, ///< float
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PARAM_TYPE_BOOL = 0x00001000, ///< boolean
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PARAM_TYPE_VOID = 0x00002000, ///< void
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PARAM_TYPE_CHAR = 0x00004000, ///< character
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PARAM_TYPE_UCHAR = 0x00008000, ///< unsigned character
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PARAM_TYPE_REF = 0x00010000, ///< reference
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PARAM_TYPE_RREF = 0x00020000, ///< rvalue reference
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PARAM_TYPE_STRING = 0x00040000, ///< pointer to C zero terminated string
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PARAM_TYPE_UNSPEC = 0x00080000, ///< variable number of arguments (... in C/C++)
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// complex types
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PARAM_TYPE_ARRAY = 0x00100000, ///< array
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PARAM_TYPE_STRUCT = 0x00200000, ///< structure
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PARAM_TYPE_UNION = 0x00400000, ///< union
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PARAM_TYPE_ENUM = 0x00800000, ///< enumeration
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PARAM_TYPE_CLASS = 0x01000000, ///< class
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PARAM_TYPE_TYPEDEF = 0x02000000, ///< type definition
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PARAM_TYPE_FUNCPTR = 0x04000000, ///< pointer to function
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} pst_param_flags;
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typedef struct {
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char* name; ///< parameter's name
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char* type_name; ///< name of parameter's type
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uint32_t line; ///< line of parameter definition
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unw_word_t size; ///< size of parameter in bits
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unw_word_t value; ///< value of parameter. use 'size' to determine number of actual bits of 'value'
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pst_param_flags flags; ///< flags of various parameter's options
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} pst_parameter_info;
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#endif /* INCLUDE_LIBPST_TYPES_H_ */
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