= The stdlib library =

The [source:soft/giet_vm/giet_libs/stdlib.c stdlib.c] and [source:soft/giet_vm/giet_libs/stdlib.h stdlib.h] 
files define a set of useful functions that does not require a system call.

 * '''int atoi( char * string )'''
This function translate a character string to a signed integer. All characters (but the first) must be digits.
For a negative value, the  first character must be the '-' (minus) character.

 *'''void* memcpy( void* dst, const void* src, unsigned int size )'''
This function copies ''size'' bytes from the ''src'' source buffer to the ''dst'' destination buffer.

 * '''void* memset( void* dst, int s, unsigned int size )'''
This function initializes ''size'' bytes in the ''dst'' destination buffer, with the value defined by ''(char)s''.