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https://github.com/veracrypt/VeraCrypt.git
synced 2025-11-11 19:08:26 -06:00
Update Libzip to latest 1.9.2 (#1071)
* Libzip 1.9.2 Updated Libzip to latest version 1.9.2 and changed version number in the config.h from 1.7.3 to 1.9.2. Not sure if anything else needs to be tweaked :) * Modified Libzip to work with Visual studio * Update README.md Update libzip copyright. * Added the missing files. I've added the missing files zipconf.h and config.h, I've missed those sorry for that!
This commit is contained in:
@@ -1,9 +1,9 @@
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/*
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zip_buffer.c -- bounds checked access to memory buffer
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Copyright (C) 2014-2019 Dieter Baron and Thomas Klausner
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Copyright (C) 2014-2021 Dieter Baron and Thomas Klausner
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This file is part of libzip, a library to manipulate ZIP archives.
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The authors can be contacted at <libzip@nih.at>
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The authors can be contacted at <info@libzip.org>
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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@@ -45,11 +45,11 @@ _zip_buffer_data(zip_buffer_t *buffer) {
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void
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_zip_buffer_free(zip_buffer_t *buffer) {
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if (buffer == NULL) {
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return;
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return;
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}
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if (buffer->free_data) {
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free(buffer->data);
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free(buffer->data);
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}
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free(buffer);
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@@ -69,7 +69,7 @@ _zip_buffer_get(zip_buffer_t *buffer, zip_uint64_t length) {
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data = _zip_buffer_peek(buffer, length);
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if (data != NULL) {
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buffer->offset += length;
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buffer->offset += length;
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}
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return data;
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@@ -81,7 +81,7 @@ _zip_buffer_get_16(zip_buffer_t *buffer) {
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zip_uint8_t *data = _zip_buffer_get(buffer, 2);
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if (data == NULL) {
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return 0;
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return 0;
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}
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return (zip_uint16_t)(data[0] + (data[1] << 8));
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@@ -93,7 +93,7 @@ _zip_buffer_get_32(zip_buffer_t *buffer) {
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zip_uint8_t *data = _zip_buffer_get(buffer, 4);
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if (data == NULL) {
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return 0;
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return 0;
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}
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return ((((((zip_uint32_t)data[3] << 8) + data[2]) << 8) + data[1]) << 8) + data[0];
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@@ -105,7 +105,7 @@ _zip_buffer_get_64(zip_buffer_t *buffer) {
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zip_uint8_t *data = _zip_buffer_get(buffer, 8);
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if (data == NULL) {
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return 0;
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return 0;
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}
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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];
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@@ -117,7 +117,7 @@ _zip_buffer_get_8(zip_buffer_t *buffer) {
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zip_uint8_t *data = _zip_buffer_get(buffer, 1);
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if (data == NULL) {
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return 0;
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return 0;
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}
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return data[0];
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@@ -133,7 +133,7 @@ _zip_buffer_left(zip_buffer_t *buffer) {
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zip_uint64_t
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_zip_buffer_read(zip_buffer_t *buffer, zip_uint8_t *data, zip_uint64_t length) {
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if (_zip_buffer_left(buffer) < length) {
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length = _zip_buffer_left(buffer);
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length = _zip_buffer_left(buffer);
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}
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memcpy(data, _zip_buffer_get(buffer, length), length);
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@@ -148,16 +148,16 @@ _zip_buffer_new(zip_uint8_t *data, zip_uint64_t size) {
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zip_buffer_t *buffer;
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if (data == NULL) {
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if ((data = (zip_uint8_t *)malloc(size)) == NULL) {
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return NULL;
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}
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if ((data = (zip_uint8_t *)malloc(size)) == NULL) {
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return NULL;
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}
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}
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if ((buffer = (zip_buffer_t *)malloc(sizeof(*buffer))) == NULL) {
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if (free_data) {
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free(data);
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}
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return NULL;
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if (free_data) {
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free(data);
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}
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return NULL;
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}
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buffer->ok = true;
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@@ -175,13 +175,13 @@ _zip_buffer_new_from_source(zip_source_t *src, zip_uint64_t size, zip_uint8_t *b
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zip_buffer_t *buffer;
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if ((buffer = _zip_buffer_new(buf, size)) == NULL) {
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zip_error_set(error, ZIP_ER_MEMORY, 0);
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return NULL;
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zip_error_set(error, ZIP_ER_MEMORY, 0);
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return NULL;
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}
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if (_zip_read(src, buffer->data, size, error) < 0) {
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_zip_buffer_free(buffer);
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return NULL;
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_zip_buffer_free(buffer);
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return NULL;
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}
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return buffer;
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@@ -205,8 +205,8 @@ _zip_buffer_peek(zip_buffer_t *buffer, zip_uint64_t length) {
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zip_uint8_t *data;
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if (!buffer->ok || buffer->offset + length < length || buffer->offset + length > buffer->size) {
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buffer->ok = false;
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return NULL;
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buffer->ok = false;
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return NULL;
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}
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data = buffer->data + buffer->offset;
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@@ -218,7 +218,7 @@ _zip_buffer_put(zip_buffer_t *buffer, const void *src, size_t length) {
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zip_uint8_t *dst = _zip_buffer_get(buffer, length);
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if (dst == NULL) {
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return -1;
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return -1;
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}
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memcpy(dst, src, length);
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@@ -231,7 +231,7 @@ _zip_buffer_put_16(zip_buffer_t *buffer, zip_uint16_t i) {
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zip_uint8_t *data = _zip_buffer_get(buffer, 2);
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if (data == NULL) {
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return -1;
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return -1;
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}
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data[0] = (zip_uint8_t)(i & 0xff);
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@@ -246,7 +246,7 @@ _zip_buffer_put_32(zip_buffer_t *buffer, zip_uint32_t i) {
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zip_uint8_t *data = _zip_buffer_get(buffer, 4);
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if (data == NULL) {
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return -1;
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return -1;
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}
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data[0] = (zip_uint8_t)(i & 0xff);
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@@ -263,7 +263,7 @@ _zip_buffer_put_64(zip_buffer_t *buffer, zip_uint64_t i) {
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zip_uint8_t *data = _zip_buffer_get(buffer, 8);
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if (data == NULL) {
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return -1;
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return -1;
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}
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data[0] = (zip_uint8_t)(i & 0xff);
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@@ -284,7 +284,7 @@ _zip_buffer_put_8(zip_buffer_t *buffer, zip_uint8_t i) {
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zip_uint8_t *data = _zip_buffer_get(buffer, 1);
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if (data == NULL) {
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return -1;
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return -1;
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}
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data[0] = i;
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@@ -296,8 +296,8 @@ _zip_buffer_put_8(zip_buffer_t *buffer, zip_uint8_t i) {
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int
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_zip_buffer_set_offset(zip_buffer_t *buffer, zip_uint64_t offset) {
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if (offset > buffer->size) {
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buffer->ok = false;
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return -1;
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buffer->ok = false;
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return -1;
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}
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buffer->ok = true;
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@@ -312,8 +312,8 @@ _zip_buffer_skip(zip_buffer_t *buffer, zip_uint64_t length) {
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zip_uint64_t offset = buffer->offset + length;
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if (offset < buffer->offset) {
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buffer->ok = false;
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return -1;
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buffer->ok = false;
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return -1;
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}
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return _zip_buffer_set_offset(buffer, offset);
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}
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