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fbflut
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fix the memory leak by not using calloc 

yay its slightly faster now too

thanks to rber and AmyMalik on libera dot chat :3
This commit is contained in:
xfnw 2021-09-03 15:23:55 -04:00
parent 4de517562f
commit 0893d2dd3a
1 changed files with 3 additions and 5 deletions
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8
fbflut.c
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@ -25,7 +25,7 @@ char *safestrtok(char *str, const char *delim) {
void *handle_connection(void *socket_desc) {
int sock = *(int*)socket_desc;
int read_size, read_to;
char *message, *command, client_message[36];
char *command, message[36], client_message[36];
while ((read_size = recv(sock, client_message, 36, MSG_PEEK)) > 0) {
client_message[read_size] = '\0';
@ -43,8 +43,7 @@ void *handle_connection(void *socket_desc) {
if (xpos >= 0 && ypos >= 0 && xpos < fb_width && ypos < fb_height) {
if (colorcode[0] == '\0') {
message = calloc(sizeof(char), 36);
asprintf(&message, "PX %i %i %X\n",xpos,ypos,fbdata[ypos*fb_length+xpos]);
sprintf(message, "PX %i %i %X\n",xpos,ypos,fbdata[ypos*fb_length+xpos]);
write(sock, message, strlen(message));
continue;
} else {
@ -57,13 +56,12 @@ void *handle_connection(void *socket_desc) {
continue;
}
if (!strcmp("SIZE", command)) {
message = calloc(sizeof(char), 36);
sprintf(message, "SIZE %i %i\n\0", fb_width, fb_height);
write(sock, message, strlen(message));
continue;
}
if (!strcmp("HELP", command)) {
message = "HELP\nSIZE\nPX x y [color]\n";
memcpy(message, "HELP\nSIZE\nPX x y [color]\n", 26);
write(sock, message, strlen(message));
continue;
}