Initial commit

sdb.h

@@ -0,0 +1,52 @@
+#pragma once
+
+#include <stdint.h>
+#include <stdbool.h>
+#include <stddef.h>
+#include <sys/user.h>
+
+#define INSTRUCTION_COUNT 5
+
+enum instruction {
+	INST_NOP     = 0x00,
+	INST_EXIT    = 0x01,
+	INST_LOAD    = 0x02,
+
+	INST_SHOW    = 0x10,
+	INST_INFO    = 0x11,
+	
+	INST_BREAK   = 0x20,
+	INST_DELETE  = 0x21,
+	INST_PATCH   = 0x22,
+
+	INST_SI      = 0x30,
+	INST_CONT    = 0x31,
+	INST_SYSCALL = 0x32,
+
+	INST_INVALID = 0xff,
+};
+
+void sync_regs(void);
+uint8_t poke(uint64_t addr, uint8_t data);
+
+void run(const char *filename);
+void disassemble();
+
+void inst_load(char **filename);
+void inst_si(void);
+void inst_cont(void);
+void inst_info(void);
+void inst_info_reg(void);
+void inst_info_break(void);
+void inst_break(void);
+void inst_delete(void);
+void inst_patch(void);
+void inst_syscall(void);
+
+extern int child;
+extern int status;
+
+extern struct user_regs_struct regs;
+extern uint64_t disassemble_addr;
+
+extern long syscall_nr;