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Convert the data the snifftest is about to print into printable text.

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Anything that isprint() or isspace() is kept, anything else is changed
to a period.
This commit is contained in:
John Safranek
2019-08-30 17:09:11 -07:00
parent 725243b132
commit 841e469340
1 changed files with 7 additions and 0 deletions
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7
sslSniffer/sslSnifferTest/snifftest.c
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@ -54,6 +54,7 @@ int main(void)
#include <stdlib.h> /* EXIT_SUCCESS */ #include <stdlib.h> /* EXIT_SUCCESS */
#include <string.h> /* strcmp */ #include <string.h> /* strcmp */
#include <signal.h> /* signal */ #include <signal.h> /* signal */
#include <ctype.h> /* isprint */
#include <cyassl/sniffer.h> #include <cyassl/sniffer.h>
@ -513,6 +514,12 @@ int main(int argc, char** argv)
hadBadPacket = 1; hadBadPacket = 1;
} }
if (ret > 0) { if (ret > 0) {
int j;
/* Convert non-printable data to periods. */
for (j = 0; j < ret; j++) {
if (isprint(data[j]) || isspace(data[j])) continue;
data[j] = '.';
}
data[ret] = 0; data[ret] = 0;
printf("SSL App Data(%d:%d):%s\n", packetNumber, ret, data); printf("SSL App Data(%d:%d):%s\n", packetNumber, ret, data);
ssl_FreeZeroDecodeBuffer(&data, ret, err); ssl_FreeZeroDecodeBuffer(&data, ret, err);