wm: teppich

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login: don't print characters, fix some oveflow issues as well

--- a/cmd/login.c

+++ b/cmd/login.c

@@ -76,12 +76,20 @@

 	i = 0;

 	p = malloc(PASSWD_MAX);

-	while(i < PASSWD_MAX - 1)

+	while(1)

 	{

+		

 		c = ps2_getc();

-		if(c == '\b')

+		if(c == '\r')

 		{

+			p[i] = '\0';

+			break;

+		}

+		else if(i >= PASSWD_MAX - 1) /* silently ignore */

+			continue;

+		else if(c == '\b')

+		{

 			if(i)

 				i--;

 			p[i] = '\0';

@@ -88,19 +96,14 @@

 			printf("\b");

 			continue;

 		}

-		else if(c == '\r')

-		{

-			p[i] = '\0';

-			break;

-		}

+

 		p[i] = c;

-		printf("*");

 		i++;

 	}

 	printf("\n");

-	if(i > PASSWD_MAX)

+	if(i > PASSWD_MAX - 1)

 	{

 		printf("\noverflow!\n");

 		return OVERFLOW;

@@ -113,7 +116,8 @@

 	}

 	else

 	{

-		printf("%s", answers[(i) % (sizeof(answers) / sizeof(char*))]);

+		printf("%s", answers[i % (sizeof(answers) / sizeof(char*))]);

 		return AUTH_FAILED;

 	}

 }

+