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fuzz_printf and fuzz_conversation can be stubs.

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This commit is contained in:
Todd C. Miller
2021-02-24 11:31:43 -07:00
parent 9f5aed70a1
commit f35d9c8be1
1 changed files with 1 additions and 50 deletions
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51
plugins/sudoers/regress/fuzz/fuzz_policy.c
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@@ -125,62 +125,13 @@ static int
fuzz_conversation(int num_msgs, const struct sudo_conv_message msgs[], fuzz_conversation(int num_msgs, const struct sudo_conv_message msgs[],
struct sudo_conv_reply replies[], struct sudo_conv_callback *callback) struct sudo_conv_reply replies[], struct sudo_conv_callback *callback)
{ {
int n;
for (n = 0; n < num_msgs; n++) {
const struct sudo_conv_message *msg = &msgs[n];
FILE *fp = stdout;
switch (msg->msg_type & 0xff) {
case SUDO_CONV_PROMPT_ECHO_ON:
case SUDO_CONV_PROMPT_MASK:
case SUDO_CONV_PROMPT_ECHO_OFF:
/* input not supported */
return -1;
case SUDO_CONV_ERROR_MSG:
fp = stderr;
FALLTHROUGH;
case SUDO_CONV_INFO_MSG:
if (msg->msg != NULL) {
size_t len = strlen(msg->msg);
if (len == 0)
break;
if (fwrite(msg->msg, 1, len, fp) == 0 || fputc('\n', fp) == EOF)
return -1;
}
break;
default:
return -1;
}
}
return 0; return 0;
} }
static int static int
fuzz_printf(int msg_type, const char *fmt, ...) fuzz_printf(int msg_type, const char *fmt, ...)
{ {
FILE *fp = stdout; return 0;
va_list ap;
int len;
switch (msg_type & 0xff) {
case SUDO_CONV_ERROR_MSG:
fp = stderr;
FALLTHROUGH;
case SUDO_CONV_INFO_MSG:
va_start(ap, fmt);
len = vfprintf(fp, fmt, ap);
va_end(ap);
break;
default:
len = -1;
errno = EINVAL;
break;
}
return len;
} }
int int