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