gitee.com/mysnapcore/mysnapd@v0.1.0/cmd/libsnap-confine-private/infofile.h (about) 1 /* 2 * Copyright (C) 2019 Canonical Ltd 3 * 4 * This program is free software: you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License version 3 as 6 * published by the Free Software Foundation. 7 * 8 * This program is distributed in the hope that it will be useful, 9 * but WITHOUT ANY WARRANTY; without even the implied warranty of 10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11 * GNU General Public License for more details. 12 * 13 * You should have received a copy of the GNU General Public License 14 * along with this program. If not, see <http://www.gnu.org/licenses/>. 15 * 16 */ 17 18 #ifndef SNAP_CONFINE_INFOFILE_H 19 #define SNAP_CONFINE_INFOFILE_H 20 21 #include <stdio.h> 22 23 #include "../libsnap-confine-private/error.h" 24 25 /** 26 * sc_infofile_get_key extracts a single value of a key=value pair from a given 27 * stream. 28 * 29 * On success the return value is zero and err_out, if not NULL, is deferences 30 * and set to NULL. On failure the return value is -1 is and detailed error 31 * information is stored by dereferencing err_out. If an error occurs and 32 * err_out is NULL then the program dies, printing the error message. 33 **/ 34 int sc_infofile_get_key(FILE *stream, const char *key, char **value, sc_error **err_out); 35 36 /** 37 * sc_infofile_get_ini_section_key extracts a single value of a key=value pair 38 * from a given ini section of the stream. 39 * 40 * On success the return value is zero and err_out, if not NULL, is deferences 41 * and set to NULL. On failure the return value is -1 is and detailed error 42 * information is stored by dereferencing err_out. If an error occurs and 43 * err_out is NULL then the program dies, printing the error message. 44 **/ 45 int sc_infofile_get_ini_section_key(FILE *stream, const char *section, const char *key, char **value, 46 sc_error **err_out); 47 48 #endif