stiti/MiniProjet2
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Correction de la génération de montants de transfert et amélioration de la gestion des temporisations aléatoires

Browse Source
This commit is contained in:
Moncef STITI 2024-12-03 18:52:56 +01:00
parent 0e1da17bee
commit 5756c775a2
1 changed files with 4 additions and 3 deletions

7
Secured/secured_transaction.c

@ -63,7 +63,7 @@ void perform_transaction(int fd, int account_count) {
// Calculer un montant aléatoire à transférer (max 20% du solde source) // Calculer un montant aléatoire à transférer (max 20% du solde source)
int max_transfer = from_balance / 5; int max_transfer = from_balance / 5;
if (max_transfer > 0) { if (max_transfer > 0) {
int transfer_amount = rand() % max_transfer; int transfer_amount = rand() % max_transfer + 1;
// Effectuer la transaction // Effectuer la transaction
from_balance -= transfer_amount; from_balance -= transfer_amount;
@ -89,7 +89,7 @@ void process_transactions(int transactions, int account_count) {
for (int i = 0; i < transactions; i++) { for (int i = 0; i < transactions; i++) {
perform_transaction(fd, account_count); perform_transaction(fd, account_count);
//usleep(rand() % 100000); // Temporisation aléatoire usleep(rand() % 100000); // Temporisation aléatoire
} }
close(fd); close(fd);
@ -127,7 +127,8 @@ int main(int argc, char *argv[]) {
int num_processes = atoi(argv[1]); int num_processes = atoi(argv[1]);
int transactions_per_process = atoi(argv[2]); int transactions_per_process = atoi(argv[2]);
srand(time(NULL)); unsigned int seed = getpid() ^ time(NULL);
int random_value = rand_r(&seed);
// Calcul du solde total initial // Calcul du solde total initial
int initial_balance = calculate_total_balance(); int initial_balance = calculate_total_balance();