122 lines
3.8 KiB
C++
122 lines
3.8 KiB
C++
#include "sane_hg_mdw.h"
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#include "../sdk/hginclude/huagaoxxx_warraper_ex.h" // for log-api
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#include "../sdk/hginclude/utils.h" // for log-level
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/// <summary>
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/// SANE API entrance ...
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/// </summary>
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extern "C" { // avoid compiler exporting name in C++ style !!!
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const char* inner_sane_err_desc(SANE_Status err)
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{
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return hg_scanner_err_description(local_utility::sane_statu_2_scanner_err(err));
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}
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SANE_Status inner_sane_init(SANE_Int* version_code, SANE_Auth_Callback authorize)
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{
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hg_sane_middleware::set_app_callback((void*)authorize);
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if (!hg_sane_middleware::instance()->is_ready())
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return (SANE_Status)SCANNER_ERR_LANG_PAK_LOST;
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hg_sane_middleware::get_version(version_code);
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return SANE_STATUS_GOOD;
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}
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void inner_sane_exit(void)
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{
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hg_sane_middleware::clear();
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}
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SANE_Status inner_sane_get_devices(const SANE_Device*** device_list, SANE_Bool local_only)
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{
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SANE_Status code = hg_sane_middleware::instance()->get_devices(device_list, local_only);
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return code;
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}
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SANE_Status inner_sane_open(SANE_String_Const devicename, SANE_Handle* handle)
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{
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return hg_sane_middleware::instance()->open_device(devicename, handle);
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}
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void inner_sane_close(SANE_Handle handle)
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{
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hg_sane_middleware::instance()->close_device(handle);
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}
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const SANE_Option_Descriptor*
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inner_sane_get_option_descriptor(SANE_Handle handle, const void* option)
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{
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return hg_sane_middleware::instance()->get_option_descriptor(handle, option);
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}
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SANE_Status inner_sane_control_option(SANE_Handle handle, const void* option, SANE_Action action, void* value, SANE_Int* info)
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{
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return hg_sane_middleware::instance()->control_option(handle, option, action, value, info);
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}
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SANE_Status inner_sane_get_parameters(SANE_Handle handle, SANE_Parameters* params)
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{
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return hg_sane_middleware::instance()->get_image_parameters(handle, params);
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}
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SANE_Status inner_sane_start(SANE_Handle handle)
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{
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utils::to_log_with_api(hg_scanner_log_is_enable, hg_scanner_log, LOG_LEVEL_ALL, "sane_start\n");
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return hg_sane_middleware::instance()->start(handle, NULL);
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}
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SANE_Status inner_sane_read(SANE_Handle handle, SANE_Byte* data, SANE_Int max_length, SANE_Int* length)
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{
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if (!length)
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length = &max_length;
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else
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*length = max_length;
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return hg_sane_middleware::instance()->read(handle, data, length);
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}
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void inner_sane_cancel(SANE_Handle handle)
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{
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utils::to_log_with_api(hg_scanner_log_is_enable, hg_scanner_log, LOG_LEVEL_ALL, "sane_cancel\n");
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hg_sane_middleware::instance()->stop(handle);
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}
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SANE_Status inner_sane_set_io_mode(SANE_Handle handle, SANE_Bool non_blocking)
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{
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utils::to_log_with_api(hg_scanner_log_is_enable, hg_scanner_log, LOG_LEVEL_ALL, "sane_set_io_mode\n");
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return non_blocking ? SANE_STATUS_UNSUPPORTED : SANE_STATUS_GOOD;
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}
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SANE_Status inner_sane_get_select_fd(SANE_Handle handle, SANE_Int* fd)
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{
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return SANE_STATUS_UNSUPPORTED;
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}
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SANE_String_Const inner_sane_strstatus(SANE_Status status)
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{
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// return hg_scanner_err_name(status);
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return inner_sane_err_desc(status);
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}
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void sanei_debug_msg(int level, int max_level, const char* be, const char* fmt, va_list ap)
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{
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}
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/// following are extensions for standard ...
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SANE_Status inner_sane_init_ex(SANE_Int* version_code, sane_callback cb, void* param)
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{
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hg_sane_middleware::set_app_callback((void*)cb, param, hg_sane_middleware::APP_CALLBACK_EX);
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if (!hg_sane_middleware::instance()->is_ready())
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return (SANE_Status)SCANNER_ERR_LANG_PAK_LOST;
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hg_sane_middleware::get_version(version_code);
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return SANE_STATUS_GOOD;
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}
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SANE_Status inner_sane_io_control(SANE_Handle h, unsigned long code, void* data, unsigned* len)
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{
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return hg_sane_middleware::instance()->ex_io_control(h, code, data, len);
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}
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SANE_Status inner_sane_read_ext(SANE_Img_Ext_Info* ext_info, SANE_Int* len)
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{
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return SANE_STATUS_UNSUPPORTED;
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}
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}
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