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To convert .daa(Direct-Access-Archive) files, use PowerISO for Linux. This is a free utility for linux which can extract, list, and convert image files (including ISO, BIN, DAA, and other formats).

.daa is a disk image format that supports advanced features, such as compression, password protection, and splitting to multiple volumes.

Usage¶

For detailed usage information.

poweriso -? 

Output:

PowerISO   Copyright(C) 2004-2008 PowerISO Computing, Inc
            Type poweriso -? for help

Usage:    poweriso <command> [parameters] [-switches]

<Commands>

 list <image file> <directory>    List files and directories in image file.
     Example:  List all files and directories in root direcory of /home/sam/test.iso .
     Command:  poweriso list /home/sam/test.iso / -r

 extract <image file> <dir/file name>   Extract files/directories from image file.
     Example:  Extract all files and directories in root direcory of /home/sam/test.iso
               to /home/sam/test recursively.
     Command:  poweriso extract /home/sam/test.iso / -od /home/sam/test

 convert <image file>    Convert image file to other format.
     Example:  Convert /home/sam/test.daa to standard iso file 
     Command:  poweriso convert /home/sam/test.daa -o /home/sam/test.iso -ot iso

<Switches>

 -r             List or extract recursively.
 -o             Specify output image file name.
 -od            Specify output folder.
 -ot <iso|daa|bin>    Specify output image file type. If not specified, 
                the image type will be determined by file name suffix.
 -volsize <n>   Split output image file to multiple volumes, and set volume
                size to <n>. Example: -volsize 100M
 -setpassword <password>   Set password for output image file. 
                Example: -setpassword 12345678

Open .daa file¶

Download poweriso here. Or use wget program:
wget http://poweriso.com/poweriso-1.3.tar.gz
tar -zxvf poweriso-1.3.tar.gz
ls

poweriso

List all files and directories in root direcory of
/mnt/iso/example.iso¶

./poweriso list /mnt/iso/example.iso /
./poweriso list /mnt/iso/example.iso / -r

Convert image.daa to standard image.iso file, enter:¶

./poweriso convert image.daa -o image.iso -ot iso

Extract all files and directories in root directory of example.iso to /tmp recursively:¶

./poweriso extract image.iso / -od /tmp