66 lines
1.9 KiB
C++
66 lines
1.9 KiB
C++
#pragma once
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#include <signal.h>
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#include <string.h>
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#include <stdlib.h>
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#include <vector>
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#include <algorithm>
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#include <string>
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#include <stdio.h>
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#if defined(WIN32) || defined(_WIN64)
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#define bzero(b, s) memset(b, 0, s)
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#else
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#include <iconv.h>
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#endif
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#include "../sdk/hginclude/huagaoxxx_warraper_ex.h"
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#include "sane/sane_ex.h"
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#include "json.h"
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namespace local_utility
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{
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void* acquire_memory(size_t bytes, const char* info);
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void free_memory(void* m);
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};
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class sane_std_opts
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{
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typedef struct _sane_opt
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{
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SANE_Option_Descriptor* desc;
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int opt;
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}SANEOPT;
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typedef struct _opt_map
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{
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SANEOPT known;
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SANEOPT user;
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std::string init;
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}OPTMAP;
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std::vector<OPTMAP> known_opts_;
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int opt_num_base_;
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int page_width_;
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int page_height_;
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SANE_Option_Descriptor* get_known_option(int opt, int* ind = nullptr);
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SANE_Option_Descriptor* get_known_option(const char* name, int* ind = nullptr);
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void to_known_opt_value(OPTMAP* opmap, const void* data, void* known_data);
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void* from_known_opt_value(OPTMAP* opmap, const void* known_data, long* len);
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public:
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sane_std_opts(int opt_base);
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~sane_std_opts();
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public:
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static json* get_opt_json(scanner_handle h, int opt); // call delete to free the returned object
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static void* get_current_value(scanner_handle h, int opt); // call local_utility::free_memory to free the returned buffer
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public:
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void init_known_opt(int option, SANE_Option_Descriptor* desc);
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SANE_Option_Descriptor* get_option(int option);
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void clear(void);
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bool is_known_option(int opt, SANE_Option_Descriptor** user = nullptr);
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void* get_default_value(scanner_handle h, int opt); // call local_utility::free_memory to free the returned buffer
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scanner_err get_value(scanner_handle h, int opt, void* buf); // call this ONLY when is_known_option returnning true
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scanner_err set_value(scanner_handle h, int opt, void* buf); // call this ONLY when is_known_option returnning true
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};
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