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3584240b9c
Rename all uds_log_* to vdo_log_*. Signed-off-by: Mike Snitzer <snitzer@kernel.org> Signed-off-by: Chung Chung <cchung@redhat.com> Signed-off-by: Matthew Sakai <msakai@redhat.com>
74 lines
2.1 KiB
C
74 lines
2.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright 2023 Red Hat
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*/
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#ifndef UDS_ERRORS_H
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#define UDS_ERRORS_H
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#include <linux/compiler.h>
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#include <linux/types.h>
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/* Custom error codes and error-related utilities */
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#define VDO_SUCCESS 0
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/* Valid status codes for internal UDS functions. */
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enum uds_status_codes {
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/* Successful return */
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UDS_SUCCESS = VDO_SUCCESS,
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/* Used as a base value for reporting internal errors */
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UDS_ERROR_CODE_BASE = 1024,
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/* Index overflow */
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UDS_OVERFLOW = UDS_ERROR_CODE_BASE,
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/* Invalid argument passed to internal routine */
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UDS_INVALID_ARGUMENT,
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/* UDS data structures are in an invalid state */
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UDS_BAD_STATE,
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/* Attempt to enter the same name into an internal structure twice */
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UDS_DUPLICATE_NAME,
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/* An assertion failed */
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UDS_ASSERTION_FAILED,
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/* A request has been queued for later processing (not an error) */
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UDS_QUEUED,
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/* This error range has already been registered */
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UDS_ALREADY_REGISTERED,
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/* Attempt to read or write data outside the valid range */
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UDS_OUT_OF_RANGE,
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/* The index session is disabled */
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UDS_DISABLED,
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/* The index configuration or volume format is no longer supported */
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UDS_UNSUPPORTED_VERSION,
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/* Some index structure is corrupt */
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UDS_CORRUPT_DATA,
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/* No index state found */
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UDS_NO_INDEX,
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/* Attempt to access incomplete index save data */
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UDS_INDEX_NOT_SAVED_CLEANLY,
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/* One more than the last UDS_INTERNAL error code */
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UDS_ERROR_CODE_LAST,
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/* One more than the last error this block will ever use */
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UDS_ERROR_CODE_BLOCK_END = UDS_ERROR_CODE_BASE + 440,
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};
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enum {
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VDO_MAX_ERROR_NAME_SIZE = 80,
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VDO_MAX_ERROR_MESSAGE_SIZE = 128,
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};
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struct error_info {
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const char *name;
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const char *message;
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};
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const char * __must_check uds_string_error(int errnum, char *buf, size_t buflen);
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const char *uds_string_error_name(int errnum, char *buf, size_t buflen);
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int uds_status_to_errno(int error);
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int uds_register_error_block(const char *block_name, int first_error,
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int last_reserved_error, const struct error_info *infos,
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size_t info_size);
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#endif /* UDS_ERRORS_H */
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