/*-
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* BSD 2-Clause License
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*
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* Copyright (c) 2012-2018, Jan Breuer
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* 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 met:
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*
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* * Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/**
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* @file scpi_utils.h
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* @date Thu Nov 15 10:58:45 UTC 2012
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*
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* @brief Conversion routines and string manipulation routines
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*
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*
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*/
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#ifndef SCPI_UTILS_PRIVATE_H
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#define SCPI_UTILS_PRIVATE_H
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#include <stdint.h>
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#include<scpi/config.h>
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#include<scpi/types.h>
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#ifdef _WIN32
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#include <string.h>
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#define strncasecmp _strnicmp
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#else
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#include <strings.h>
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if defined(__GNUC__) && (__GNUC__ >= 4)
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#define LOCAL __attribute__((visibility ("hidden")))
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#else
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#define LOCAL
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#endif
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char * strnpbrk(const char *str, size_t size, const char *set) LOCAL;
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scpi_bool_t compareStr(const char * str1, size_t len1, const char * str2, size_t len2) LOCAL;
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scpi_bool_t compareStrAndNum(const char * str1, size_t len1, const char * str2, size_t len2, int32_t * num) LOCAL;
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size_t UInt32ToStrBaseSign(uint32_t val, char * str, size_t len, int8_t base, scpi_bool_t sign) LOCAL;
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size_t UInt64ToStrBaseSign(uint64_t val, char * str, size_t len, int8_t base, scpi_bool_t sign) LOCAL;
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size_t strBaseToInt32(const char * str, int32_t * val, int8_t base) LOCAL;
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size_t strBaseToUInt32(const char * str, uint32_t * val, int8_t base) LOCAL;
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size_t strBaseToInt64(const char * str, int64_t * val, int8_t base) LOCAL;
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size_t strBaseToUInt64(const char * str, uint64_t * val, int8_t base) LOCAL;
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size_t strToFloat(const char * str, float * val) LOCAL;
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size_t strToDouble(const char * str, double * val) LOCAL;
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scpi_bool_t locateText(const char * str1, size_t len1, const char ** str2, size_t * len2) LOCAL;
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scpi_bool_t locateStr(const char * str1, size_t len1, const char ** str2, size_t * len2) LOCAL;
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size_t skipWhitespace(const char * cmd, size_t len) LOCAL;
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scpi_bool_t matchPattern(const char * pattern, size_t pattern_len, const char * str, size_t str_len, int32_t * num) LOCAL;
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scpi_bool_t matchCommand(const char * pattern, const char * cmd, size_t len, int32_t *numbers, size_t numbers_len, int32_t default_value) LOCAL;
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scpi_bool_t composeCompoundCommand(const scpi_token_t * prev, scpi_token_t * current) LOCAL;
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#define MAX_SEGMENTS 16
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typedef struct {
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bool is_variable; // 是否为可变部分（用[]括起来的）
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bool is_required; // 是否为必选部分（用<>括起来的）
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bool is_option; // 是否为选项组部分（用|分隔）
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char text[32]; // 段内容（不包含[]或<>）
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} Segment;
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//匹配[:MEASure][:VOLTage]
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int parse_pattern(const char* pattern, Segment segments[], int max_segments);
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bool match_command(const char* command, Segment segments[], int seg_count);
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bool test_match(const char* pattern, const char* command);
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#define SCPI_DTOSTRE_UPPERCASE 1
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#define SCPI_DTOSTRE_ALWAYS_SIGN 2
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#define SCPI_DTOSTRE_PLUS_SIGN 4
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char * SCPI_dtostre(double __val, char * __s, size_t __ssize, unsigned char __prec, unsigned char __flags);
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scpi_array_format_t SCPI_GetNativeFormat(void);
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uint16_t SCPI_Swap16(uint16_t val);
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uint32_t SCPI_Swap32(uint32_t val);
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uint64_t SCPI_Swap64(uint64_t val);
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#if !HAVE_STRNLEN
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size_t BSD_strnlen(const char *s, size_t maxlen) LOCAL;
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#endif
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#if !HAVE_STRNCASECMP && !HAVE_STRNICMP
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int OUR_strncasecmp(const char *s1, const char *s2, size_t n) LOCAL;
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#endif
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#if USE_DEVICE_DEPENDENT_ERROR_INFORMATION && !USE_MEMORY_ALLOCATION_FREE
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void scpiheap_init(scpi_error_info_heap_t * heap, char * error_info_heap, size_t error_info_heap_length);
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char * scpiheap_strndup(scpi_error_info_heap_t * heap, const char *s, size_t n) LOCAL;
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void scpiheap_free(scpi_error_info_heap_t * heap, char *s, scpi_bool_t rollback) LOCAL;
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scpi_bool_t scpiheap_get_parts(scpi_error_info_heap_t * heap, const char *s1, size_t * len1, const char ** s2, size_t * len2) LOCAL;
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#endif
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#if !HAVE_STRNDUP
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char *OUR_strndup(const char *s, size_t n);
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#endif
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#ifndef min
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#define min(a, b) (((a) < (b)) ? (a) : (b))
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#endif
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#ifndef max
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#define max(a, b) (((a) > (b)) ? (a) : (b))
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#endif
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#if 0
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#define max(a,b) \
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({ __typeof__ (a) _a = (a); \
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__typeof__ (b) _b = (b); \
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_a > _b ? _a : _b; })
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#define min(a,b) \
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({ __typeof__ (a) _a = (a); \
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__typeof__ (b) _b = (b); \
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_a < _b ? _a : _b; })
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* SCPI_UTILS_PRIVATE_H */
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