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New "find" command.

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* NEWS: Document find command and qSearch:memory packet.
	* Makefile.in (SFILES): Add findcmd.c.
	(COMMON_OBJS): Add findcmd.o.
	(findcmd.o): New rule.
	* findcmd.c: New file.
	* target.h (target_ops): New member to_search_memory.
	(simple_search_memory): Declare.
	(target_search_memory): Declare.
	* target.c (simple_search_memory): New fn.
	(target_search_memory): New fn.
	* remote.c (PACKET_qSearch_memory): New packet kind.
	(remote_search_memory): New fn.
	(init_remote_ops): Init to_search_memory.
	(init_extended_remote_ops): Ditto.
	(_initialize_remote): Add qSearch:memory packet config command.

	* gdbserver/server.h (decode_search_memory_packet): Declare.
	* gdbserver/remote-utils.c (decode_search_memory_packet): New fn.
	* gdbserver/server.c (handle_search_memory_1): New fn.
	(handle_search_memory): New fn.
	(handle_query): Process qSearch:memory packets.

	* doc/gdb.texinfo: Document "find" command, qSearch:memory packet.

	* testsuite/gdb.base/find.exp: New file.
	* testsuite/gdb.base/find.c: New file.
This commit is contained in:
Doug Evans
2008-05-09 17:02:03 +00:00
parent 7010a0c901
commit 08388c79d5
16 changed files with 1204 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

26
gdb/target.h
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@ -505,6 +505,17 @@ struct target_ops
int (*to_auxv_parse) (struct target_ops *ops, gdb_byte **readptr,
gdb_byte *endptr, CORE_ADDR *typep, CORE_ADDR *valp);
/* Search SEARCH_SPACE_LEN bytes beginning at START_ADDR for the
sequence of bytes in PATTERN with length PATTERN_LEN.
The result is 1 if found, 0 if not found, and -1 if there was an error
requiring halting of the search (e.g. memory read error).
If the pattern is found the address is recorded in FOUND_ADDRP. */
int (*to_search_memory) (struct target_ops *ops,
CORE_ADDR start_addr, ULONGEST search_space_len,
const gdb_byte *pattern, ULONGEST pattern_len,
CORE_ADDR *found_addrp);
int to_magic;
/* Need sub-structure for target machine related rather than comm related?
*/
@ -1102,6 +1113,21 @@ extern int target_stopped_data_address_p (struct target_ops *);
extern const struct target_desc *target_read_description (struct target_ops *);
/* Utility implementation of searching memory. */
extern int simple_search_memory (struct target_ops* ops,
CORE_ADDR start_addr,
ULONGEST search_space_len,
const gdb_byte *pattern,
ULONGEST pattern_len,
CORE_ADDR *found_addrp);
/* Main entry point for searching memory. */
extern int target_search_memory (CORE_ADDR start_addr,
ULONGEST search_space_len,
const gdb_byte *pattern,
ULONGEST pattern_len,
CORE_ADDR *found_addrp);
/* Command logging facility. */
#define target_log_command(p) \