Minimal changes

[idzebra-moved-to-github.git] / bfile / bfile.c

diff --git a/bfile/bfile.c b/bfile/bfile.c
index 983929c..ece60e6 100644 (file)
--- a/bfile/bfile.c
+++ b/bfile/bfile.c
@@ -4,15 +4,26 @@
  * Sebastian Hammer, Adam Dickmeiss
  *
  * $Log: bfile.c,v $
- * Revision 1.1  1994-08-17 13:55:08  quinn
- * Deleted
+ * Revision 1.5  1994-08-18 08:10:08  quinn
+ * Minimal changes
+ *
+ * Revision 1.4  1994/08/17  14:27:32  quinn
+ * last mods
+ *
+ * Revision 1.2  1994/08/17  14:09:32  quinn
+ * Compiles cleanly (still only dummy).
+ *
+ * Revision 1.1  1994/08/17  13:55:08  quinn
+ * New blocksystem. dummy only
  *
  */
 
 #include <util.h>
+#include <bfile.h>
 #include <sys/types.h>
 #include <fcntl.h>
 #include <unistd.h>
+#include <stdlib.h>
 
 int bf_close (BFile bf)
 {
@@ -21,20 +32,27 @@ int bf_close (BFile bf)
     return(0);
 }
 
-BFile bf_open (const char *name, int block_size, int cache, wflag)
+BFile bf_open (const char *name, int block_size, int wflag)
 {
     BFile tmp = xmalloc(sizeof(BFile_struct));
 
     if ((tmp->fd = open(name, wflag ? O_RDWR : O_RDONLY, 0666)) < 0)
     {
         log(LOG_FATAL, "open: %s"); 
-       return(-1);
+       return(0);
     }
+    tmp->block_size = block_size;
     return(tmp);
 }
 
-int bf_read (BFile bf, int no, int offset, int no, void *buf);
+int bf_read (BFile bf, int no, int offset, int num, void *buf)
+{
+    lseek(bf->fd, no * bf->block_size + offset, 0);
+    return(read(bf->fd, buf, num ? num : bf->block_size));
+}
+
+int bf_write (BFile bf, int no, int offset, int num, const void *buf)
 {
-    if (seek
+    lseek(bf->fd, no * bf->block_size + offset, 0);
+    return(write(bf->fd, buf, num ? num : bf->block_size));
 }
-int bf_write (BFile bf, int no, int offset, int no, const void *buf);