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Questions tagged [libzip]

libzip is a widely used open source library for creating, writing and processing zip files

82 questions
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Creating ZIP archive compression level (libzip)

I am trying to compress files using libzip and I seem to succeed but I cannot seem to figure out a way to change the compression level (zip tool supports values from 1(fastest compression speed) to 9 (smallest archive)) which I must reimplement. Is…
user2026095
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Jenkins Java compile causes Java crash

I've been constantly getting a crash in Java when I try to compile some Java code with Gradle in my Jenkins server. Anyone know any possible solutions? It seems like libzip has some kind of issue... I'm using a Ubuntu server. Full error report:…
Calclavia
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how to build delta-rs python for hdfs support

i would build delta-rs v0.10.1 with HDFS support. for this purpose i have costomized Cargo.toml file and add hdfs feature then building and installing it in environment using make install command. features = ["azure", "gcs", "python", "datafusion",…
Mohammad Esmaeili
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Can libzip reliably write in zip archives from buffers/memory (not files)?

I am creating an archive dynamically an need to write some binary data dynamically as file entries. I am also using the extra_field API to add more metadata. Unfortunately when I write using source_buffer the data written gets corrupted. API calls…
Emanuele
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Binary files get corrupted while unzipping with libzip

I was required to unzip .zip files in my Qt project. So I installed libzip. I wrote a function to unzip a .zip file given its location and destination directory path. The function is correctly able to unzip plain text files (like .json, .txt, and…
Manbir Judge
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zlib linker error on Windows when building libzippp, libzip and zlib via cmake

I'm having strange behavior when trying to build and link libzippp (and zlib) with a library project on Windows. The setup: There are two C++ cmake projects. The first is a library project called ExampleProject. ExampleProject depends on…
Monotomy
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Cross compile libzip for windows

I am on linux and I can cross complie libzip I edited cmakeList and add the standard stuff and I did not generate the .dll.a i used mingw32 I get only .a i need .dll.a Host os :linux Target:Windows
Dan Florescu
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libzip zip_fread on image stops at null byte - corrupt images - c++

When trying to unzip an image file using libzip, I have run across the issue where in the image data, I hit a null byte and libzip zip_fread sees this as EOF and stops reading the file, resulting in a corrupted image. What is the best way to get…
Kevin
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libzip: zip_name_locate() fails on specific filename, even trying all possible encoding combinations

I am trying to build a "failsafe" layer on top of libzip but libzip is giving me some trouble here. First I add a file to my (empty) archive with zip_file_add(...). This has 3 possible user-defined encodings available. Then I try to locate the name…
PinkTurtle
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How to add libzip as dependency in meson build system

I'm building a small app using gtk+-3.0 in Gnome Builder, but I want to use libzip for some functions. But apparently meson is not accepting to add libzip. See my snippet: foo_deps = [ dependency('libzip', version: '>= 1.5.0'), …
Vinícius A. Jorge
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Building Libzip on MacOS with Cmake unable to find right package

I'm building libzip [version 1.7.3]. The package uses CMake. I do the following as initial setup: wget -c https://github.com/nih-at/libzip/releases/download/v1.7.3/libzip-1.7.3.tar.gz tar -zxf libzip-1.7.3.tar.gz cd libzip-1.7.3 mkdir build && cd…
ObiHill
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How to write archive to disk that was created in memory?

I have a zip archive encrypted on disk. I read the file into a buffer, decrypt it (using some custom algorythm), and make a zip out of it in memory. Now I can modify the archive but how do I write back the changes to disk ? Am I missing something ?…
PinkTurtle
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How can I get zip_stat_t for large files

For small files I can get the the zip_stat_t information, but if its a file 40Mb big I can't. zip_stat_t info; zip_stat_index(zipfile, 544, ZIP_FL_ENC_GUESS, &info); printf("%s\n", info.name); eg printing info.name is segfaulting for large files eg…
Bret Joseph
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What could be causing an unexpected_EOF error with libbzip2 readOpen function?

I'm following the bzip2 programming with libbzip2 instructions to make a script for compression/decompression, but I have run into issues with the reading step. Here's my code: int decode = (argv[4][0]=='d'); FILE* f = fopen( argv[2], "rb" ); if(…
Marco Conati
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Installing libzippp library with cmake not working

Trying to install libzippp library in this project is not working for some reason, here is my project's CMakeLists.txt: CMakeLists.txt cmake_minimum_required(VERSION 2.8) project(startProject) set(Leptonica_DIR…
Alejandro Camba
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