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// Copyright (c) Meta Platforms, Inc. and affiliates.
// SPDX-License-Identifier: LGPL-2.1-or-later
#ifndef DRGN_LINUX_KERNEL_H
#define DRGN_LINUX_KERNEL_H
#include "drgn_internal.h"
struct drgn_debug_info_options;
struct drgn_standard_debug_info_find_state;
struct drgn_error *drgn_program_finish_set_kernel(struct drgn_program *prog);
struct drgn_error *read_memory_via_pgtable(void *buf, uint64_t address,
size_t count, uint64_t offset,
void *arg, bool physical);
struct drgn_error *drgn_program_parse_vmcoreinfo(struct drgn_program *prog,
const char *desc,
size_t descsz);
struct drgn_error *proc_kallsyms_symbol_addr(const char *name,
unsigned long *ret);
struct drgn_error *read_vmcoreinfo_fallback(struct drgn_program *prog);
struct drgn_error *
linux_kernel_loaded_module_iterator_create(struct drgn_program *prog,
struct drgn_module_iterator **ret);
struct drgn_error *
drgn_module_try_vmlinux_files(struct drgn_module *module,
const struct drgn_debug_info_options *options);
struct drgn_error *
drgn_module_try_linux_kmod_files(struct drgn_module *module,
const struct drgn_debug_info_options *options,
struct drgn_standard_debug_info_find_state *state);
struct drgn_error *
drgn_program_is_irq_regs(struct drgn_program *prog, uint64_t addr,
bool *ret);
#define KDUMP_SIGNATURE "KDUMP "
#define KDUMP_SIG_LEN (sizeof(KDUMP_SIGNATURE) - 1)
#define FLATTENED_SIGNATURE "makedumpfile"
#define FLATTENED_SIG_LEN (sizeof(FLATTENED_SIGNATURE) - 1)
#ifdef WITH_LIBKDUMPFILE
struct drgn_error *drgn_program_cache_kdump_threads(struct drgn_program *prog);
struct drgn_error *drgn_program_set_kdump(struct drgn_program *prog);
#else
static inline struct drgn_error *
drgn_program_set_kdump(struct drgn_program *prog)
{
return drgn_error_create(DRGN_ERROR_INVALID_ARGUMENT,
"drgn was built without libkdumpfile support");
}
#endif
#endif /* DRGN_LINUX_KERNEL_H */
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