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-rw-r--r--arch/arm/probes/kprobes/checkers.h55
1 files changed, 55 insertions, 0 deletions
diff --git a/arch/arm/probes/kprobes/checkers.h b/arch/arm/probes/kprobes/checkers.h
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+/*
+ * arch/arm/probes/kprobes/checkers.h
+ *
+ * Copyright (C) 2014 Huawei Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+#ifndef _ARM_KERNEL_PROBES_CHECKERS_H
+#define _ARM_KERNEL_PROBES_CHECKERS_H
+
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include "../decode.h"
+
+extern probes_check_t checker_stack_use_none;
+extern probes_check_t checker_stack_use_unknown;
+#ifdef CONFIG_THUMB2_KERNEL
+extern probes_check_t checker_stack_use_imm_0xx;
+#else
+extern probes_check_t checker_stack_use_imm_x0x;
+#endif
+extern probes_check_t checker_stack_use_imm_xxx;
+extern probes_check_t checker_stack_use_stmdx;
+
+enum {
+ STACK_USE_NONE,
+ STACK_USE_UNKNOWN,
+#ifdef CONFIG_THUMB2_KERNEL
+ STACK_USE_FIXED_0XX,
+ STACK_USE_T32STRD,
+#else
+ STACK_USE_FIXED_X0X,
+#endif
+ STACK_USE_FIXED_XXX,
+ STACK_USE_STMDX,
+ NUM_STACK_USE_TYPES
+};
+
+extern const union decode_action stack_check_actions[];
+
+#ifndef CONFIG_THUMB2_KERNEL
+extern const struct decode_checker arm_stack_checker[];
+extern const struct decode_checker arm_regs_checker[];
+#else
+#endif
+extern const struct decode_checker t32_stack_checker[];
+extern const struct decode_checker t16_stack_checker[];
+#endif