xref: /linux/tools/perf/jvmti/jvmti_agent.h (revision 307797159ac25fe5a2048bf5c6a5718298edca57)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __JVMTI_AGENT_H__
3 #define __JVMTI_AGENT_H__
4 
5 #include <sys/types.h>
6 #include <stdint.h>
7 #include <jvmti.h>
8 
9 #if defined(__cplusplus)
10 extern "C" {
11 #endif
12 
13 typedef struct {
14 	unsigned long	pc;
15 	int		line_number;
16 	int		discrim; /* discriminator -- 0 for now */
17 	jmethodID	methodID;
18 } jvmti_line_info_t;
19 
20 void *jvmti_open(void);
21 int   jvmti_close(void *agent);
22 int   jvmti_write_code(void *agent, char const *symbol_name,
23 		       uint64_t vma, void const *code,
24 		       const unsigned int code_size);
25 
26 int   jvmti_write_debug_info(void *agent, uint64_t code, int nr_lines,
27 			     jvmti_line_info_t *li,
28 			     const char * const * file_names);
29 
30 #if defined(__cplusplus)
31 }
32 
33 #endif
34 #endif /* __JVMTI_H__ */
35