// // Log functions header file for libcupsfilters. // // Copyright 2020-2022 by Till Kamppeter. // // Licensed under Apache License v2.0. See the file "LICENSE" for more // information. // #ifndef _CUPS_FILTERS_LOG_H_ # define _CUPS_FILTERS_LOG_H_ # ifdef __cplusplus extern "C" { # endif // __cplusplus // // Types... // typedef enum cf_loglevel_e // Log levels, same as PAPPL, similar { // to CUPS CF_LOGLEVEL_UNSPEC = -1, // Not specified CF_LOGLEVEL_DEBUG, // Debug message CF_LOGLEVEL_INFO, // Informational message CF_LOGLEVEL_WARN, // Warning message CF_LOGLEVEL_ERROR, // Error message CF_LOGLEVEL_FATAL, // Fatal message CF_LOGLEVEL_CONTROL // Control message } cf_loglevel_t; typedef void (*cf_logfunc_t)(void *data, cf_loglevel_t level, const char *message, ...); # ifdef __cplusplus } # endif // __cplusplus #endif // !_CUPS_FILTERS_LOG_H_