122 lines
4.9 KiB
C++
122 lines
4.9 KiB
C++
/* Copyright (c) 2011-2012, 2015, 2020 The Linux Foundation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* * Neither the name of The Linux Foundation, nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef LOC_LOG_H
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#define LOC_LOG_H
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#include <ctype.h>
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#include <stdlib.h>
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#include <unordered_map>
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#include <string>
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#include "loc_target.h"
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#include "loc_misc_utils.h"
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using std::string;
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using std::unordered_map;
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typedef unordered_map<int64_t, string> NameValTbl;
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#define NAME_VAL(x) {x, "" #x ""}
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#define DECLARE_TBL(T) static const NameValTbl T##_tbl
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extern const string gEmptyStr;
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extern const string gUnknownStr;
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#define CHECK_MASK(type, value, mask_var, mask) \
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(((mask_var) & (mask)) ? (type) (value) : (type) (-1))
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#define LOC_TABLE_SIZE(table) (sizeof(table)/sizeof((table)[0]))
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#define FIELDVAL_DEC(field) \
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loc_put_tag_val(#field, to_string(field))
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#define FIELDVAL_DEC_ARR(field) \
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loc_put_tag_val(#field, \
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loc_parenthesize(loc_prim_arr_to_string(field, \
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sizeof(field)/sizeof(field[0]))))
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#define FIELDVAL_HEX(field) \
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loc_put_tag_val(#field, to_string_hex(field))
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#define FIELDVAL_HEX_ARR(field) \
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loc_put_tag_val(#field, \
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loc_parenthesize(loc_prim_arr_to_string(field, \
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sizeof(field)/sizeof(field[0]), \
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false)))
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#define FIELDVAL_ENUM(field, tbl) \
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loc_put_tag_val(#field, \
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loc_get_name_from_tbl(tbl, field, gUnknownStr))
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#define FIELDVAL_MASK(field, tbl) \
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loc_put_tag_val(#field, \
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to_string_hex((uint64_t)field) + " " + \
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loc_parenthesize(loc_get_bit_defs(field, tbl)))
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/* get from a table of strings with index */
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/* tbl - map of <int, string> entries
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key - key to the matching entry
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defalt - default pointer in case of incorrect parameters
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*/
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inline static const string& loc_get_name_from_tbl(const NameValTbl& tbl, int64_t key,
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const string& defalt = gEmptyStr) {
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auto item = tbl.find(key);
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if (item != tbl.end()) {
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return item->second;
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} else {
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return defalt;
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}
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}
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/* puts to string formatted "TAG: VAL" with option ending string, default to newline */
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inline string loc_put_tag_val(const string& tag, const string& val, const string& eol = "\n") {
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return tag + ": " + val + eol;
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}
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inline string loc_parenthesize(const string& str) {
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return "(" + str + ")";
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}
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/* Get names from value */
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inline const char* loc_get_name_from_val(const NameValTbl& table, int64_t value) {
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return loc_get_name_from_tbl(table, value, gUnknownStr).c_str();
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}
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inline const char* log_succ_fail_string(int is_succ) {
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return is_succ? "successful" : "failed";
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}
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/* prints mask into a string with bit definitions from tbl */
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/* mask - bit mask, to be expanded into " BIT_NAMEx | BIT_NAMEy ... "
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tbl - a table with defs for each bit, defined as <bit, name> entries
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{{bit0, "BIT0_NAME"}, {bit1, "BIT1_NAME"}, .... {bitn, "BITn_NAME"} }
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entries - number of strings in the table
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*/
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string loc_get_bit_defs(uint64_t mask, const NameValTbl& tbl);
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uint64_t loc_get_least_bit(uint64_t& mask, bool clearThebit = true);
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const char* loc_get_msg_q_status(int status);
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const char* loc_get_target_name(unsigned int target);
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char *loc_get_time(char *time_string, size_t buf_size);
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#endif /* LOC_LOG_H */
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