Setup

• Nginx
• php-fpm
• php-redis
• php-curl
• Redis

Nginx handler

location ~ "^\/([0-9a-z\.]{36,40})$" {
	try_files $uri /src/php/handler.php?h=download&hash=$1;
}

Void Binary File Format (VBF)

Name	Type	Description
version	uint8_t	Binary file format version
hash	32 byte hash	The hash of the unencrypted file
payload	>EOF	The encrypted payload

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VBF Payload Format

Name	Type	Description
header_length	uint16_t	Length of the header section
header	string	The header json
file	>EOF	The file