src/utils.c

changeset 971
cc204fc56c9c
parent 970
c9b02747cfc5
child 972
a9a1d07a6840
--- a/src/utils.c	Sat Nov 02 13:38:51 2024 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,99 +0,0 @@
-/*
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
- *
- * Copyright 2021 Mike Becker, Olaf Wintermann All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- *   1. Redistributions of source code must retain the above copyright
- *      notice, this list of conditions and the following disclaimer.
- *
- *   2. Redistributions in binary form must reproduce the above copyright
- *      notice, this list of conditions and the following disclaimer in the
- *      documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "cx/utils.h"
-
-#ifndef CX_STREAM_BCOPY_BUF_SIZE
-#define CX_STREAM_BCOPY_BUF_SIZE 8192
-#endif
-
-#ifndef CX_STREAM_COPY_BUF_SIZE
-#define CX_STREAM_COPY_BUF_SIZE 1024
-#endif
-
-size_t cx_stream_bncopy(
-        void *src,
-        void *dest,
-        cx_read_func rfnc,
-        cx_write_func wfnc,
-        char *buf,
-        size_t bufsize,
-        size_t n
-) {
-    if (n == 0) {
-        return 0;
-    }
-
-    char *lbuf;
-    size_t ncp = 0;
-
-    if (buf) {
-        if (bufsize == 0) return 0;
-        lbuf = buf;
-    } else {
-        if (bufsize == 0) bufsize = CX_STREAM_BCOPY_BUF_SIZE;
-        lbuf = malloc(bufsize);
-        if (lbuf == NULL) {
-            return 0;
-        }
-    }
-
-    size_t r;
-    size_t rn = bufsize > n ? n : bufsize;
-    while ((r = rfnc(lbuf, 1, rn, src)) != 0) {
-        r = wfnc(lbuf, 1, r, dest);
-        ncp += r;
-        n -= r;
-        rn = bufsize > n ? n : bufsize;
-        if (r == 0 || n == 0) {
-            break;
-        }
-    }
-
-    if (lbuf != buf) {
-        free(lbuf);
-    }
-
-    return ncp;
-}
-
-size_t cx_stream_ncopy(
-        void *src,
-        void *dest,
-        cx_read_func rfnc,
-        cx_write_func wfnc,
-        size_t n
-) {
-    char buf[CX_STREAM_COPY_BUF_SIZE];
-    return cx_stream_bncopy(src, dest, rfnc, wfnc,
-                            buf, CX_STREAM_COPY_BUF_SIZE, n);
-}
-
-#ifndef CX_SZMUL_BUILTIN
-#include "szmul.c"
-#endif

mercurial