| /* |
| * libdpkg - Debian packaging suite library routines |
| * parsedump.h - declarations for in-core database reading/writing |
| * |
| * Copyright © 1995 Ian Jackson <ian@chiark.greenend.org.uk> |
| * Copyright © 2001 Wichert Akkerman |
| * |
| * This is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| */ |
| |
| #ifndef LIBDPKG_PARSEDUMP_H |
| #define LIBDPKG_PARSEDUMP_H |
| |
| struct fieldinfo; |
| |
| struct parsedb_state { |
| enum parsedbflags flags; |
| struct pkginfo *pkg; |
| struct pkgbin *pkgbin; |
| char *data; |
| char *dataptr; |
| char *endptr; |
| const char *filename; |
| int lno; |
| }; |
| |
| #define parse_EOF(ps) ((ps)->dataptr >= (ps)->endptr) |
| #define parse_getc(ps) *(ps)->dataptr++ |
| #define parse_ungetc(c, ps) (ps)->dataptr-- |
| |
| struct field_state { |
| const char *fieldstart; |
| const char *valuestart; |
| struct varbuf value; |
| int fieldlen; |
| int valuelen; |
| int *fieldencountered; |
| }; |
| |
| void parse_open(struct parsedb_state *ps, const char *filename, |
| enum parsedbflags flags); |
| void parse_close(struct parsedb_state *ps); |
| |
| typedef void parse_field_func(struct parsedb_state *ps, struct field_state *fs, |
| void *parse_obj); |
| |
| bool parse_stanza(struct parsedb_state *ps, struct field_state *fs, |
| parse_field_func *parse_field, void *parse_obj); |
| |
| #define PKGIFPOFF(f) (offsetof(struct pkgbin, f)) |
| #define PKGPFIELD(pifp,of,type) (*(type*)((char*)(pifp)+(of))) |
| |
| #define FILEFOFF(f) (offsetof(struct filedetails, f)) |
| #define FILEFFIELD(filedetail,of,type) (*(type*)((char*)(filedetail)+(of))) |
| |
| typedef void freadfunction(struct pkginfo *pigp, struct pkgbin *pifp, |
| struct parsedb_state *ps, |
| const char *value, const struct fieldinfo *fip); |
| freadfunction f_name, f_charfield, f_priority, f_section, f_status, f_filecharf; |
| freadfunction f_boolean, f_dependency, f_conffiles, f_version, f_revision; |
| freadfunction f_configversion; |
| freadfunction f_trigpend, f_trigaw; |
| |
| enum fwriteflags { |
| /* Print field header and trailing newline. */ |
| fw_printheader = 001, |
| }; |
| |
| typedef void fwritefunction(struct varbuf*, |
| const struct pkginfo *, const struct pkgbin *, |
| enum fwriteflags flags, const struct fieldinfo*); |
| fwritefunction w_name, w_charfield, w_priority, w_section, w_status, w_configversion; |
| fwritefunction w_version, w_null, w_booleandefno, w_dependency, w_conffiles; |
| fwritefunction w_filecharf; |
| fwritefunction w_trigpend, w_trigaw; |
| |
| struct fieldinfo { |
| const char *name; |
| freadfunction *rcall; |
| fwritefunction *wcall; |
| size_t integer; |
| }; |
| |
| void parse_db_version(struct parsedb_state *ps, |
| struct versionrevision *version, const char *value, |
| const char *fmt, ...) DPKG_ATTR_PRINTF(4); |
| |
| void parse_error(struct parsedb_state *ps, const char *fmt, ...) |
| DPKG_ATTR_NORET DPKG_ATTR_PRINTF(2); |
| void parse_warn(struct parsedb_state *ps, const char *fmt, ...) |
| DPKG_ATTR_PRINTF(2); |
| void parse_must_have_field(struct parsedb_state *ps, |
| const char *value, const char *what); |
| void parse_ensure_have_field(struct parsedb_state *ps, |
| const char **value, const char *what); |
| |
| #define MSDOS_EOF_CHAR '\032' /* ^Z */ |
| |
| struct nickname { |
| const char *nick; |
| const char *canon; |
| }; |
| |
| extern const struct fieldinfo fieldinfos[]; |
| |
| #endif /* LIBDPKG_PARSEDUMP_H */ |