From d600a6b5b358c28d482b01f10bfa3292b17f5d12 Mon Sep 17 00:00:00 2001
From: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Tue, 16 Sep 1997 16:25:59 -0300
Subject: a generic input stream interface

---
 zio.c | 79 -------------------------------------------------------------------
 1 file changed, 79 deletions(-)
 delete mode 100644 zio.c

(limited to 'zio.c')

diff --git a/zio.c b/zio.c
deleted file mode 100644
index c0b25daa..00000000
--- a/zio.c
+++ /dev/null
@@ -1,79 +0,0 @@
-/*
-* zio.c
-* a generic input stream interface
-* $Id: zio.c,v 1.1 1997/06/16 16:50:22 roberto Exp roberto $
-*/
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include "zio.h"
-
-
-/* ----------------------------------------------------- memory buffers --- */
-
-static int zmfilbuf(ZIO* z)
-{
- return EOZ;
-}
-
-ZIO* zmopen(ZIO* z, char* b, int size)
-{
- if (b==NULL) return NULL;
- z->n=size;
- z->p= (unsigned char *)b;
- z->filbuf=zmfilbuf;
- z->u=NULL;
- return z;
-}
-
-/* ------------------------------------------------------------ strings --- */
-
-ZIO* zsopen(ZIO* z, char* s)
-{
- if (s==NULL) return NULL;
- return zmopen(z,s,strlen(s));
-}
-
-/* -------------------------------------------------------------- FILEs --- */
-
-static int zffilbuf(ZIO* z)
-{
- int n=fread(z->buffer,1,ZBSIZE,z->u);
- if (n==0) return EOZ;
- z->n=n-1;
- z->p=z->buffer;
- return *(z->p++);
-}
-
-
-ZIO* zFopen(ZIO* z, FILE* f)
-{
- if (f==NULL) return NULL;
- z->n=0;
- z->p=z->buffer;
- z->filbuf=zffilbuf;
- z->u=f;
- return z;
-}
-
-
-/* --------------------------------------------------------------- read --- */
-int zread(ZIO *z, void *b, int n)
-{
-  while (n) {
-    int m;
-    if (z->n == 0) {
-      if (z->filbuf(z) == EOZ)
-        return n;  /* retorna quantos faltaram ler */
-      zungetc(z);  /* poe o resultado de filbuf no buffer */
-    }
-    m = (n <= z->n) ? n : z->n;  /* minimo de n e z->n */
-    memcpy(b, z->p, m);
-    z->n -= m;
-    z->p += m;
-    b = (char *)b + m;
-    n -= m;
-  }
-  return 0;
-}
-- 
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