#ifndef TARGET_H
#define TARGET_H
+#include <sys/types.h> /* for mode_t */
#include "target/target.h"
#include "target/resume.h"
#include "target/wait.h"
int (*create_inferior) (char *program, char **args);
+ /* Architecture-specific setup. */
+ void (*arch_setup) (void);
+
/* Attach to a running process.
PID is the process ID to attach to, specified by the user
HW breakpoint triggering. */
int (*supports_stopped_by_hw_breakpoint) (void);
- /* Returns true if the target can evaluate conditions of
- breakpoints. */
- int (*supports_conditional_breakpoints) (void);
+ /* Returns true if the target can do hardware single step. */
+ int (*supports_hardware_single_step) (void);
/* Returns 1 if target was stopped due to a watchpoint hit, 0 otherwise. */
/* Returns true if vfork events are supported. */
int (*supports_vfork_events) (void);
+ /* Returns true if exec events are supported. */
+ int (*supports_exec_events) (void);
+
/* Allows target to re-initialize connection-specific settings. */
void (*handle_new_gdb_connection) (void);
int (*read_loadmap) (const char *annex, CORE_ADDR offset,
unsigned char *myaddr, unsigned int len);
- /* Target specific qSupported support. */
- void (*process_qsupported) (const char *);
+ /* Target specific qSupported support. FEATURES is an array of
+ features with COUNT elements. */
+ void (*process_qsupported) (char **features, int count);
/* Return 1 if the target supports tracepoints, 0 (or leave the
callback NULL) otherwise. */
Returns zero on success, non-zero otherwise. */
int (*disable_btrace) (struct btrace_target_info *tinfo);
- /* Read branch trace data into buffer. We use an int to specify the type
- to break a cyclic dependency.
+ /* Read branch trace data into buffer.
Return 0 on success; print an error message into BUFFER and return -1,
otherwise. */
- int (*read_btrace) (struct btrace_target_info *, struct buffer *, int type);
+ int (*read_btrace) (struct btrace_target_info *, struct buffer *,
+ enum btrace_read_type type);
/* Read the branch trace configuration into BUFFER.
Return 0 on success; print an error message into BUFFER and return -1
string should be copied into a buffer by the client if the string
will not be immediately used, or if it must persist. */
char *(*pid_to_exec_file) (int pid);
+
+ /* Multiple-filesystem-aware open. Like open(2), but operating in
+ the filesystem as it appears to process PID. Systems where all
+ processes share a common filesystem should set this to NULL.
+ If NULL, the caller should fall back to open(2). */
+ int (*multifs_open) (int pid, const char *filename,
+ int flags, mode_t mode);
+
+ /* Multiple-filesystem-aware unlink. Like unlink(2), but operates
+ in the filesystem as it appears to process PID. Systems where
+ all processes share a common filesystem should set this to NULL.
+ If NULL, the caller should fall back to unlink(2). */
+ int (*multifs_unlink) (int pid, const char *filename);
+
+ /* Multiple-filesystem-aware readlink. Like readlink(2), but
+ operating in the filesystem as it appears to process PID.
+ Systems where all processes share a common filesystem should
+ set this to NULL. If NULL, the caller should fall back to
+ readlink(2). */
+ ssize_t (*multifs_readlink) (int pid, const char *filename,
+ char *buf, size_t bufsiz);
+
+ /* Return the breakpoint kind for this target based on PC. The PCPTR is
+ adjusted to the real memory location in case a flag (e.g., the Thumb bit on
+ ARM) was present in the PC. */
+ int (*breakpoint_kind_from_pc) (CORE_ADDR *pcptr);
+
+ /* Return the software breakpoint from KIND. KIND can have target
+ specific meaning like the Z0 kind parameter.
+ SIZE is set to the software breakpoint's length in memory. */
+ const gdb_byte *(*sw_breakpoint_from_kind) (int kind, int *size);
+
+ /* Return the thread's name, or NULL if the target is unable to determine it.
+ The returned value must not be freed by the caller. */
+ const char *(*thread_name) (ptid_t thread);
};
extern struct target_ops *the_target;
#define create_inferior(program, args) \
(*the_target->create_inferior) (program, args)
+#define target_arch_setup() \
+ do \
+ { \
+ if (the_target->arch_setup != NULL) \
+ (*the_target->arch_setup) (); \
+ } while (0)
+
#define myattach(pid) \
(*the_target->attach) (pid)
(the_target->supports_vfork_events ? \
(*the_target->supports_vfork_events) () : 0)
-#define target_handle_new_gdb_connection() \
- (the_target->handle_new_gdb_connection ? \
- (*the_target->handle_new_gdb_connection) () : 0)
+#define target_supports_exec_events() \
+ (the_target->supports_exec_events ? \
+ (*the_target->supports_exec_events) () : 0)
+
+#define target_handle_new_gdb_connection() \
+ do \
+ { \
+ if (the_target->handle_new_gdb_connection != NULL) \
+ (*the_target->handle_new_gdb_connection) (); \
+ } while (0)
#define detach_inferior(pid) \
(*the_target->detach) (pid)
(the_target->supports_multi_process ? \
(*the_target->supports_multi_process) () : 0)
-#define target_process_qsupported(query) \
+#define target_process_qsupported(features, count) \
do \
{ \
if (the_target->process_qsupported) \
- the_target->process_qsupported (query); \
+ the_target->process_qsupported (features, count); \
} while (0)
#define target_supports_tracepoints() \
(the_target->supports_stopped_by_hw_breakpoint ? \
(*the_target->supports_stopped_by_hw_breakpoint) () : 0)
-#define target_supports_conditional_breakpoints() \
- (the_target->supports_conditional_breakpoints ? \
- (*the_target->supports_conditional_breakpoints) () : 0)
+#define target_supports_hardware_single_step() \
+ (the_target->supports_hardware_single_step ? \
+ (*the_target->supports_hardware_single_step) () : 0)
#define target_stopped_by_hw_breakpoint() \
(the_target->stopped_by_hw_breakpoint ? \
(*the_target->stopped_by_hw_breakpoint) () : 0)
+#define target_breakpoint_kind_from_pc(pcptr) \
+ (the_target->breakpoint_kind_from_pc \
+ ? (*the_target->breakpoint_kind_from_pc) (pcptr) \
+ : default_breakpoint_kind_from_pc (pcptr))
+
/* Start non-stop mode, returns 0 on success, -1 on failure. */
int start_non_stop (int nonstop);
(the_target->core_of_thread ? (*the_target->core_of_thread) (ptid) \
: -1)
+#define target_thread_name(ptid) \
+ (the_target->thread_name ? (*the_target->thread_name) (ptid) \
+ : NULL)
+
int read_inferior_memory (CORE_ADDR memaddr, unsigned char *myaddr, int len);
int write_inferior_memory (CORE_ADDR memaddr, const unsigned char *myaddr,
int len);
-void set_desired_thread (int id);
+int set_desired_thread (int id);
const char *target_pid_to_str (ptid_t);
+int target_can_do_hardware_single_step (void);
+
+int default_breakpoint_kind_from_pc (CORE_ADDR *pcptr);
+
#endif /* TARGET_H */