Anope Stable Branch

git-svn-id: http://anope.svn.sourceforge.net/svnroot/anope/stable@1902 5417fbe8-f217-4b02-8779-1006273d7864

1 files changed, 71 insertions, 0 deletions

diff --git a/include/datafiles.h b/include/datafiles.h
new file mode 100644
index 000000000..71f269252
--- /dev/null
+++ b/include/datafiles.h
@@ -0,0 +1,71 @@
+/* Database file descriptor structure and file handling routine prototypes.
+ *
+ * (C) 2003-2008 Anope Team
+ * Contact us at info@anope.org
+ *
+ * Please read COPYING and README for furhter details.
+ *
+ * Based on the original code of Epona by Lara.
+ * Based on the original code of Services by Andy Church. 
+ * 
+ * $Id$ 
+ *
+ */
+
+#ifndef DATAFILES_H
+#define DATAFILES_H
+
+#ifndef _WIN32
+#include <sys/param.h>
+#endif
+
+/*************************************************************************/
+
+typedef struct dbFILE_ dbFILE;
+struct dbFILE_ {
+    int mode;			/* 'r' for reading, 'w' for writing */
+    FILE *fp;			/* The normal file descriptor */
+    FILE *backupfp;		/* Open file pointer to a backup copy of
+				 *    the database file (if non-NULL) */
+    char filename[MAXPATHLEN];	/* Name of the database file */
+    char backupname[MAXPATHLEN];	/* Name of the backup file */
+};
+
+/*************************************************************************/
+
+/* Prototypes and macros: */
+
+E void check_file_version(dbFILE *f);
+E int get_file_version(dbFILE *f);
+E int write_file_version(dbFILE *f, uint32 version);
+
+E dbFILE *open_db(const char *service, const char *filename, const char *mode, uint32 version);
+E void restore_db(dbFILE *f);	/* Restore to state before open_db() */
+E void close_db(dbFILE *f);
+E void backup_databases(void); 
+
+#define read_db(f,buf,len)	(fread((buf),1,(len),(f)->fp))
+#define write_db(f,buf,len)	(fwrite((buf),1,(len),(f)->fp))
+#define getc_db(f)		(fgetc((f)->fp))
+
+E int read_int16(uint16 *ret, dbFILE *f);
+E int write_int16(uint16 val, dbFILE *f);
+E int read_int32(uint32 *ret, dbFILE *f);
+E int write_int32(uint32 val, dbFILE *f);
+E int read_ptr(void **ret, dbFILE *f);
+E int write_ptr(const void *ptr, dbFILE *f);
+E int read_string(char **ret, dbFILE *f);
+E int write_string(const char *s, dbFILE *f);
+
+#define read_int8(ret,f)	((*(ret)=fgetc((f)->fp))==EOF ? -1 : 0)
+#define write_int8(val,f)	(fputc((val),(f)->fp)==EOF ? -1 : 0)
+#define read_buffer(buf,f)	(read_db((f),(buf),sizeof(buf)) == sizeof(buf))
+#define write_buffer(buf,f)	(write_db((f),(buf),sizeof(buf)) == sizeof(buf))
+#define read_buflen(buf,len,f)	(read_db((f),(buf),(len)) == (len))
+#define write_buflen(buf,len,f)	(write_db((f),(buf),(len)) == (len))
+#define read_variable(var,f)	(read_db((f),&(var),sizeof(var)) == sizeof(var))
+#define write_variable(var,f)	(write_db((f),&(var),sizeof(var)) == sizeof(var))
+
+/*************************************************************************/
+
+#endif	/* DATAFILES_H */