14ea42b18SMasami Hiramatsu #ifndef _PROBE_FINDER_H 24ea42b18SMasami Hiramatsu #define _PROBE_FINDER_H 34ea42b18SMasami Hiramatsu 4804b3606SMasami Hiramatsu #include <stdbool.h> 54a58e611SArnaldo Carvalho de Melo #include "util.h" 64a58e611SArnaldo Carvalho de Melo 74ea42b18SMasami Hiramatsu #define MAX_PATH_LEN 256 84ea42b18SMasami Hiramatsu #define MAX_PROBE_BUFFER 1024 94ea42b18SMasami Hiramatsu #define MAX_PROBES 128 104ea42b18SMasami Hiramatsu 114ea42b18SMasami Hiramatsu static inline int is_c_varname(const char *name) 124ea42b18SMasami Hiramatsu { 134ea42b18SMasami Hiramatsu /* TODO */ 144ea42b18SMasami Hiramatsu return isalpha(name[0]) || name[0] == '_'; 154ea42b18SMasami Hiramatsu } 164ea42b18SMasami Hiramatsu 174ea42b18SMasami Hiramatsu struct probe_point { 18af663d75SMasami Hiramatsu char *event; /* Event name */ 19af663d75SMasami Hiramatsu char *group; /* Event group */ 20af663d75SMasami Hiramatsu 214ea42b18SMasami Hiramatsu /* Inputs */ 224ea42b18SMasami Hiramatsu char *file; /* File name */ 234ea42b18SMasami Hiramatsu int line; /* Line number */ 244ea42b18SMasami Hiramatsu 254ea42b18SMasami Hiramatsu char *function; /* Function name */ 264ea42b18SMasami Hiramatsu int offset; /* Offset bytes */ 274ea42b18SMasami Hiramatsu 284ea42b18SMasami Hiramatsu int nr_args; /* Number of arguments */ 294ea42b18SMasami Hiramatsu char **args; /* Arguments */ 304ea42b18SMasami Hiramatsu 31253977b0SMasami Hiramatsu int retprobe; /* Return probe */ 32253977b0SMasami Hiramatsu 334ea42b18SMasami Hiramatsu /* Output */ 344ea42b18SMasami Hiramatsu int found; /* Number of found probe points */ 354ea42b18SMasami Hiramatsu char *probes[MAX_PROBES]; /* Output buffers (will be allocated)*/ 364ea42b18SMasami Hiramatsu }; 374ea42b18SMasami Hiramatsu 38631c9defSMasami Hiramatsu /* Line number container */ 39631c9defSMasami Hiramatsu struct line_node { 40631c9defSMasami Hiramatsu struct list_head list; 41631c9defSMasami Hiramatsu unsigned int line; 42631c9defSMasami Hiramatsu }; 43631c9defSMasami Hiramatsu 44631c9defSMasami Hiramatsu /* Line range */ 45631c9defSMasami Hiramatsu struct line_range { 46631c9defSMasami Hiramatsu char *file; /* File name */ 47631c9defSMasami Hiramatsu char *function; /* Function name */ 48631c9defSMasami Hiramatsu unsigned int start; /* Start line number */ 49631c9defSMasami Hiramatsu unsigned int end; /* End line number */ 50804b3606SMasami Hiramatsu int offset; /* Start line offset */ 51631c9defSMasami Hiramatsu char *path; /* Real path name */ 52631c9defSMasami Hiramatsu struct list_head line_list; /* Visible lines */ 53631c9defSMasami Hiramatsu }; 54631c9defSMasami Hiramatsu 55804b3606SMasami Hiramatsu #ifndef NO_DWARF_SUPPORT 5681cb8aa3SMasami Hiramatsu extern int find_probe_point(int fd, struct probe_point *pp); 57631c9defSMasami Hiramatsu extern int find_line_range(int fd, struct line_range *lr); 584ea42b18SMasami Hiramatsu 5927f3b24dSMasami Hiramatsu #include <dwarf.h> 60804b3606SMasami Hiramatsu #include <libdw.h> 614ea42b18SMasami Hiramatsu 624ea42b18SMasami Hiramatsu struct probe_finder { 634ea42b18SMasami Hiramatsu struct probe_point *pp; /* Target probe point */ 644ea42b18SMasami Hiramatsu 654ea42b18SMasami Hiramatsu /* For function searching */ 664ea42b18SMasami Hiramatsu Dwarf_Addr addr; /* Address */ 67804b3606SMasami Hiramatsu const char *fname; /* File name */ 68804b3606SMasami Hiramatsu int lno; /* Line number */ 69804b3606SMasami Hiramatsu void *origin; /* Inline origin addr */ 70b0ef0732SMasami Hiramatsu Dwarf_Die cu_die; /* Current CU */ 714ea42b18SMasami Hiramatsu 724ea42b18SMasami Hiramatsu /* For variable searching */ 73804b3606SMasami Hiramatsu Dwarf_Op *fb_ops; /* Frame base attribute */ 744ea42b18SMasami Hiramatsu Dwarf_Addr cu_base; /* Current CU base address */ 754ea42b18SMasami Hiramatsu const char *var; /* Current variable name */ 764ea42b18SMasami Hiramatsu char *buf; /* Current output buffer */ 774ea42b18SMasami Hiramatsu int len; /* Length of output buffer */ 784ea42b18SMasami Hiramatsu }; 79631c9defSMasami Hiramatsu 80631c9defSMasami Hiramatsu struct line_finder { 81631c9defSMasami Hiramatsu struct line_range *lr; /* Target line range */ 82631c9defSMasami Hiramatsu 83804b3606SMasami Hiramatsu const char *fname; /* File name */ 84804b3606SMasami Hiramatsu int lno_s; /* Start line number */ 85804b3606SMasami Hiramatsu int lno_e; /* End line number */ 86631c9defSMasami Hiramatsu Dwarf_Addr addr_s; /* Start address */ 87631c9defSMasami Hiramatsu Dwarf_Addr addr_e; /* End address */ 88631c9defSMasami Hiramatsu Dwarf_Die cu_die; /* Current CU */ 89631c9defSMasami Hiramatsu int found; 90631c9defSMasami Hiramatsu }; 91631c9defSMasami Hiramatsu 92804b3606SMasami Hiramatsu #endif /* NO_DWARF_SUPPORT */ 934ea42b18SMasami Hiramatsu 944ea42b18SMasami Hiramatsu #endif /*_PROBE_FINDER_H */ 95