M2_SETI/T2/tp/exercice-1/msg.h
2022-11-18 15:07:43 +01:00

28 lines
604 B
C
Executable file

#ifndef MSG_H
#define MSG_H
//Message data size
#define DATA_SIZE 256
//message type definition
typedef struct MSG_BLOCK_TAG
{
unsigned int checksum;
unsigned int mData[DATA_SIZE];
} MSG_BLOCK;
/**
* Displays the message content
* @param mBlock the message pointer
* @return 1 if the checksum is ok, 0 otherwise
*/
unsigned int messageCheck(volatile MSG_BLOCK* mBlock);
/**
* Adds to the src message the content of add message
* @param src the message pointer
* @param add the message to add
*/
void messageAdd(volatile MSG_BLOCK* src, volatile MSG_BLOCK* add);
#endif