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-rw-r--r--tests/server/fake_ntlm.c76
1 files changed, 75 insertions, 1 deletions
diff --git a/tests/server/fake_ntlm.c b/tests/server/fake_ntlm.c
index 686264b1e..2fff0b3e8 100644
--- a/tests/server/fake_ntlm.c
+++ b/tests/server/fake_ntlm.c
@@ -49,6 +49,71 @@
const char *serverlogfile = DEFAULT_LOGFILE;
+/*
+ * Returns an allocated buffer with printable representation of input
+ * buffer contents or returns NULL on out of memory condition.
+ */
+static char *printable(char *inbuf, size_t inlength)
+{
+ char *outbuf;
+ char *newbuf;
+ size_t newsize;
+ size_t outsize;
+ size_t outincr = 0;
+ size_t i, o = 0;
+
+#define HEX_FMT_STR "[0x%02X]"
+#define HEX_STR_LEN 6
+#define NOTHING_STR "[NOTHING]"
+#define NOTHING_LEN 9
+
+ if(!inlength)
+ inlength = strlen(inbuf);
+
+ if(inlength) {
+ outincr = ((inlength/2) < (HEX_STR_LEN+1)) ? HEX_STR_LEN+1 : inlength/2;
+ outsize = inlength + outincr;
+ }
+ else
+ outsize = NOTHING_LEN + 1;
+
+ outbuf = malloc(outsize);
+ if(!outbuf)
+ return NULL;
+
+ if(!inlength) {
+ sprintf(&outbuf[0], "%s", NOTHING_STR);
+ return outbuf;
+ }
+
+ for(i=0; i<inlength; i++) {
+
+ if(o > outsize - (HEX_STR_LEN + 1)) {
+ newsize = outsize + outincr;
+ newbuf = realloc(outbuf, newsize);
+ if(!newbuf) {
+ free(outbuf);
+ return NULL;
+ }
+ outbuf = newbuf;
+ outsize = newsize;
+ }
+
+ if((inbuf[i] > 0x20) && (inbuf[i] < 0x7F)) {
+ outbuf[o] = inbuf[i];
+ o++;
+ }
+ else {
+ sprintf(&outbuf[o], HEX_FMT_STR, inbuf[i]);
+ o += HEX_STR_LEN;
+ }
+
+ }
+ outbuf[o] = '\0';
+
+ return outbuf;
+}
+
int main(int argc, char *argv[])
{
char buf[1024];
@@ -65,6 +130,9 @@ int main(int argc, char *argv[])
char *helper_proto = (char *)"unknown";
char *helper_domain = (char *)"unknown";
bool use_cached_creds = FALSE;
+ char *msgbuf;
+
+ buf[0] = '\0';
while(argc > arg) {
if(!strcmp("--use-cached-creds", argv[arg])) {
@@ -197,7 +265,13 @@ int main(int argc, char *argv[])
}
else {
printf("Unknown request\n");
- logmsg("invalid input: %s\n", buf);
+ msgbuf = printable(buf, 0);
+ if(msgbuf) {
+ logmsg("invalid input: '%s'\n", msgbuf);
+ free(msgbuf);
+ }
+ else
+ logmsg("OOM formatting invalid input: '%s'\n", buf);
exit(1);
}
}