Remove bundled libzip

1 files changed, 0 insertions, 321 deletions

diff --git a/ext/zip/lib/zip_buffer.c b/ext/zip/lib/zip_buffer.c
deleted file mode 100644
index eae6b66ee9..0000000000
--- a/ext/zip/lib/zip_buffer.c
+++ /dev/null
@@ -1,321 +0,0 @@
-/*
- zip_buffer.c -- bounds checked access to memory buffer
- Copyright (C) 2014 Dieter Baron and Thomas Klausner
-
- This file is part of libzip, a library to manipulate ZIP archives.
- The authors can be contacted at <libzip@nih.at>
-
- 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.
- 3. The names of the authors may not be used to endorse or promote
- products derived from this software without specific prior
- written permission.
-
- THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``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 AUTHORS 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 <stdlib.h>
-#include <string.h>
-
-#include "zipint.h"
-
-zip_uint8_t *
-_zip_buffer_data(zip_buffer_t *buffer)
-{
-    return buffer->data;
-}
-
-
-void
-_zip_buffer_free(zip_buffer_t *buffer)
-{
-    if (buffer == NULL) {
-        return;
-    }
-
-    if (buffer->free_data) {
-        free(buffer->data);
-    }
-
-    free(buffer);
-}
-
-
-bool
-_zip_buffer_eof(zip_buffer_t *buffer)
-{
-    return buffer->ok && buffer->offset == buffer->size;
-}
-
-
-zip_uint8_t *
-_zip_buffer_get(zip_buffer_t *buffer, zip_uint64_t length)
-{
-    zip_uint8_t *data;
-
-    if (!buffer->ok || buffer->offset + length < length || buffer->offset + length > buffer->size) {
-        buffer->ok = false;
-        return NULL;
-    }
-
-    data = buffer->data + buffer->offset;
-    buffer->offset += length;
-    return data;
-}
-
-
-zip_uint16_t
-_zip_buffer_get_16(zip_buffer_t *buffer)
-{
-    zip_uint8_t *data = _zip_buffer_get(buffer, 2);
-
-    if (data == NULL) {
-        return 0;
-    }
-
-    return (zip_uint16_t)(data[0] + (data[1] << 8));
-}
-
-
-zip_uint32_t
-_zip_buffer_get_32(zip_buffer_t *buffer)
-{
-    zip_uint8_t *data = _zip_buffer_get(buffer, 4);
-
-    if (data == NULL) {
-        return 0;
-    }
-
-    return ((((((zip_uint32_t)data[3] << 8) + data[2]) << 8) + data[1]) << 8) + data[0];
-}
-
-
-zip_uint64_t
-_zip_buffer_get_64(zip_buffer_t *buffer)
-{
-    zip_uint8_t *data = _zip_buffer_get(buffer, 8);
-
-    if (data == NULL) {
-        return 0;
-    }
-
-    return ((zip_uint64_t)data[7] << 56) + ((zip_uint64_t)data[6] << 48) + ((zip_uint64_t)data[5] << 40) + ((zip_uint64_t)data[4] << 32) + ((zip_uint64_t)data[3] << 24) + ((zip_uint64_t)data[2] << 16) + ((zip_uint64_t)data[1] << 8) + (zip_uint64_t)data[0];
-}
-
-
-
-zip_uint8_t
-_zip_buffer_get_8(zip_buffer_t *buffer)
-{
-    zip_uint8_t *data = _zip_buffer_get(buffer, 1);
-
-    if (data == NULL) {
-        return 0;
-    }
-
-    return data[0];
-}
-
-
-zip_uint64_t
-_zip_buffer_left(zip_buffer_t *buffer)
-{
-    return buffer->ok ? buffer->size - buffer->offset : 0;
-}
-
-
-zip_buffer_t *
-_zip_buffer_new(zip_uint8_t *data, zip_uint64_t size)
-{
-    bool free_data = (data == NULL);
-    zip_buffer_t *buffer;
-
-    if (data == NULL) {
-        if ((data = (zip_uint8_t *)malloc(size)) == NULL) {
-            return NULL;
-        }
-    }
-
-    if ((buffer = (zip_buffer_t *)malloc(sizeof(*buffer))) == NULL) {
-        if (free_data) {
-            free(data);
-        }
-        return NULL;
-    }
-
-    buffer->ok = true;
-    buffer->data = data;
-    buffer->size = size;
-    buffer->offset = 0;
-    buffer->free_data = free_data;
-
-    return buffer;
-}
-
-
-zip_buffer_t *
-_zip_buffer_new_from_source(zip_source_t *src, zip_uint64_t size, zip_uint8_t *buf, zip_error_t *error)
-{
-    zip_buffer_t *buffer;
-
-    if ((buffer = _zip_buffer_new(buf, size)) == NULL) {
-        zip_error_set(error, ZIP_ER_MEMORY, 0);
-        return NULL;
-    }
-
-    if (_zip_read(src, buffer->data, size, error) < 0) {
-        _zip_buffer_free(buffer);
-        return NULL;
-    }
-
-    return buffer;
-}
-
-
-zip_uint64_t
-_zip_buffer_offset(zip_buffer_t *buffer)
-{
-    return buffer->ok ? buffer->offset : 0;
-}
-
-
-bool
-_zip_buffer_ok(zip_buffer_t *buffer)
-{
-    return buffer->ok;
-}
-
-
-int
-_zip_buffer_put(zip_buffer_t *buffer, const void *src, size_t length)
-{
-    zip_uint8_t *dst = _zip_buffer_get(buffer, length);
-
-    if (dst == NULL) {
-        return -1;
-    }
-
-    memcpy(dst, src, length);
-    return 0;
-}
-
-
-int
-_zip_buffer_put_16(zip_buffer_t *buffer, zip_uint16_t i)
-{
-    zip_uint8_t *data = _zip_buffer_get(buffer, 2);
-
-    if (data == NULL) {
-        return -1;
-    }
-
-    data[0] = (zip_uint8_t)(i & 0xff);
-    data[1] = (zip_uint8_t)((i >> 8) & 0xff);
-
-    return 0;
-}
-
-
-int
-_zip_buffer_put_32(zip_buffer_t *buffer, zip_uint32_t i)
-{
-    zip_uint8_t *data = _zip_buffer_get(buffer, 4);
-
-    if (data == NULL) {
-        return -1;
-    }
-
-    data[0] = (zip_uint8_t)(i & 0xff);
-    data[1] = (zip_uint8_t)((i >> 8) & 0xff);
-    data[2] = (zip_uint8_t)((i >> 16) & 0xff);
-    data[3] = (zip_uint8_t)((i >> 24) & 0xff);
-
-    return 0;
-}
-
-
-int
-_zip_buffer_put_64(zip_buffer_t *buffer, zip_uint64_t i)
-{
-    zip_uint8_t *data = _zip_buffer_get(buffer, 8);
-
-    if (data == NULL) {
-        return -1;
-    }
-
-    data[0] = (zip_uint8_t)(i & 0xff);
-    data[1] = (zip_uint8_t)((i >> 8) & 0xff);
-    data[2] = (zip_uint8_t)((i >> 16) & 0xff);
-    data[3] = (zip_uint8_t)((i >> 24) & 0xff);
-    data[4] = (zip_uint8_t)((i >> 32) & 0xff);
-    data[5] = (zip_uint8_t)((i >> 40) & 0xff);
-    data[6] = (zip_uint8_t)((i >> 48) & 0xff);
-    data[7] = (zip_uint8_t)((i >> 56) & 0xff);
-
-    return 0;
-}
-
-
-int
-_zip_buffer_put_8(zip_buffer_t *buffer, zip_uint8_t i)
-{
-    zip_uint8_t *data = _zip_buffer_get(buffer, 1);
-
-    if (data == NULL) {
-        return -1;
-    }
-
-    data[0] = i;
-
-    return 0;
-}
-
-
-int
-_zip_buffer_set_offset(zip_buffer_t *buffer, zip_uint64_t offset)
-{
-    if (offset > buffer->size) {
-        buffer->ok = false;
-        return -1;
-    }
-
-    buffer->ok = true;
-    buffer->offset = offset;
-
-    return 0;
-}
-
-
-int
-_zip_buffer_skip(zip_buffer_t *buffer, zip_uint64_t length) {
-    zip_uint64_t offset = buffer->offset + length;
-
-    if (offset < buffer->offset) {
-        buffer->ok = false;
-        return -1;
-    }
-    return _zip_buffer_set_offset(buffer, offset);
-}
-
-zip_uint64_t
-_zip_buffer_size(zip_buffer_t *buffer)
-{
-    return buffer->size;
-}