#ifndef _PROBE_FINDER_H #define _PROBE_FINDER_H #include "util.h" #define MAX_PATH_LEN 256 #define MAX_PROBE_BUFFER 1024 #define MAX_PROBES 128 static inline int is_c_varname(const char *name) { /* TODO */ return isalpha(name[0]) || name[0] == '_'; } struct probe_point { char *event; /* Event name */ char *group; /* Event group */ /* Inputs */ char *file; /* File name */ int line; /* Line number */ char *function; /* Function name */ int offset; /* Offset bytes */ int nr_args; /* Number of arguments */ char **args; /* Arguments */ int retprobe; /* Return probe */ /* Output */ int found; /* Number of found probe points */ char *probes[MAX_PROBES]; /* Output buffers (will be allocated)*/ }; /* Line number container */ struct line_node { struct list_head list; unsigned int line; }; /* Line range */ struct line_range { char *file; /* File name */ char *function; /* Function name */ unsigned int start; /* Start line number */ unsigned int end; /* End line number */ unsigned int offset; /* Start line offset */ char *path; /* Real path name */ struct list_head line_list; /* Visible lines */ }; #ifndef NO_LIBDWARF extern int find_probepoint(int fd, struct probe_point *pp); extern int find_line_range(int fd, struct line_range *lr); /* Workaround for undefined _MIPS_SZLONG bug in libdwarf.h: */ #ifndef _MIPS_SZLONG # define _MIPS_SZLONG 0 #endif #include #include struct probe_finder { struct probe_point *pp; /* Target probe point */ /* For function searching */ Dwarf_Addr addr; /* Address */ Dwarf_Unsigned fno; /* File number */ Dwarf_Unsigned lno; /* Line number */ Dwarf_Off inl_offs; /* Inline offset */ Dwarf_Die cu_die; /* Current CU */ /* For variable searching */ Dwarf_Addr cu_base; /* Current CU base address */ Dwarf_Locdesc fbloc; /* Location of Current Frame Base */ const char *var; /* Current variable name */ char *buf; /* Current output buffer */ int len; /* Length of output buffer */ }; struct line_finder { struct line_range *lr; /* Target line range */ Dwarf_Unsigned fno; /* File number */ Dwarf_Unsigned lno_s; /* Start line number */ Dwarf_Unsigned lno_e; /* End line number */ Dwarf_Addr addr_s; /* Start address */ Dwarf_Addr addr_e; /* End address */ Dwarf_Die cu_die; /* Current CU */ int found; }; #endif /* NO_LIBDWARF */ #endif /*_PROBE_FINDER_H */