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Done until djumbai-send

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This commit is contained in:
Afonso Franco 2024-05-11 12:39:00 +01:00
parent 83bd6fb796
commit da345fc422
Signed by: afonso
SSH key fingerprint: SHA256:PQTRDHPH3yALEGtHXnXBp3Orfcn21pK20t0tS1kHg54
8 changed files with 135 additions and 36 deletions
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3
libs/protocol/protocol.c
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@ -1,11 +1,12 @@
#include "protocol.h"
int new_message(message *m, unsigned int sender, unsigned int receiver, char *content) {
int new_message(message *m, unsigned int sender, unsigned int isgroup, unsigned int receiver, char *content) {
if (strlen(content) > MAX_CONTENT_SIZE) {
return 1;
}
m->header.version = VERSION;
m->header.sender = sender;
m->header.isgroup = isgroup;
m->header.receiver = receiver;
time(&m->header.timestamp);
strncpy(m->content, content, MAX_CONTENT_SIZE);

6
libs/protocol/protocol.h
View file

@ -8,13 +8,15 @@
#define VERSION 1
#define MAX_CONTENT_SIZE (PIPE_BUF - sizeof(struct MessageHeader))
#define MESSAGE_SIZE sizeof(struct Message)
#define MESSAGE_SIZE (sizeof(struct Message))
typedef struct MessageHeader {
// The protocol's version
unsigned int version;
// The sender is a user
unsigned int sender;
// Flag indicating if the receiver is a group
unsigned int isgroup;
// The receiver is either a user or a group
unsigned int receiver;
// The message was sent at this timestamp
@ -29,6 +31,6 @@ typedef struct Message {
} message;
int new_message(message *m, unsigned int sender, unsigned int receiver, char *content);
int new_message(message *m, unsigned int sender, unsigned int isgroup, unsigned int receiver, char *content);
#endif // !PROTOCOL_H