ZIP_SOURCE_READ(3) | Library Functions Manual | ZIP_SOURCE_READ(3)

# NAME

`zip_source_read` — read data from zip source

# LIBRARY

libzip (-lzip)

# SYNOPSIS

`#include <zip.h>`

zip_int64_t
`zip_source_read`(zip_source_t *source, void *data, zip_uint64_t len);

# DESCRIPTION

The function `zip_source_read`() reads up to len bytes of data from source at the current read offset into the buffer data.

The zip source source has to be opened for reading by calling zip_source_open(3) first.

# RETURN VALUES

Upon successful completion the number of bytes read is returned. When `zip_source_read`() is called after reaching the end of the file, 0 is returned. Otherwise, -1 is returned and the error information in source is set to indicate the error.

# SEE ALSO

libzip(3), zip_source(5), zip_source_seek(3), zip_source_tell(3), zip_source_write(3)

# HISTORY

`zip_source_read`() was added in libzip 1.0.

# AUTHORS

Dieter Baron <dillo@nih.at> and Thomas Klausner <wiz@gatalith.at>

September 28, 2021 | NiH