Apple-2gs-SW
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tcpsnooper
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add more stuff 

- hexdump all the handles
- tuning table
- error table.
This commit is contained in:
Kelvin Sherlock 2019-01-17 20:17:24 -05:00
parent 35f2326f3c
commit 20dbaed874
1 changed files with 151 additions and 30 deletions
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181
snooper.c
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@ -224,13 +224,21 @@ void hexdump(const void *data, Word length) {
buffer[j++] = 0;
text[x++] = 0;
printf("%04x: %s%s\r", i & ~0x0f, buffer, text);
printf("%04x: %s%s\r", i & ~0x0f, buffer, text);
}
}
void print_tab(const char *name, unsigned len) {
putchar(0x0c);
putchar(30);
putchar(32 + ((80 - len) >> 1));
putchar(32 + 0);
fputs(name, stdout);
putchar('\r');
putchar('\r');
#if 0
static const char *underscore80 =
"________________________________________"
"________________________________________";
@ -239,33 +247,32 @@ void print_tab(const char *name, unsigned len) {
printf(" %.*s\r", len + 2, underscore80);
printf("_/ %s \\", name);
printf("%.*s\r\r", 80 - len - 5, underscore80);
#endif
}
void DisplayQueue(Word which, const userRecord *rec) {
Handle h;
void dump_handle(Handle h) {
Word size;
void *address;
putchar(0x0c);
if (which == 'S') {
address = 0;
size = 0;
print_tab("Send Queue", 10);
h = (Handle)rec->uwTCPDataOut;
} else {
print_tab("Receive Queue", 13);
h = (Handle)rec->uwTCPDataIn;
}
printf(" Handle: $%08lx Address: $%08lx Size: $%04x\r\r", (LongWord)h,
(LongWord)address, size);
if (h) {
size = GetHandleSize(h);
printf("Size: $%04x\r\r", size);
hexdump(*h, size);
address = *(void **)h;
}
if (size) {
hexdump(address, size);
}
}
void DisplayDP(void) {
Word dp;
putchar(0x0c);
print_tab("Direct Page", 11);
@ -281,7 +288,6 @@ void DisplayLinkLayer(void) {
TCPIPGetLinkLayer(&link);
lv = TCPIPGetLinkVariables();
putchar(0x0c);
print_tab("Link Layer Status", 17);
printf(" MethodID: $%04x\r", link.liMethodID);
@ -306,7 +312,6 @@ void DisplayTCP(void) {
static DNSRec dns;
Long l;
putchar(0x0c);
print_tab("TCP Status", 10);
// version
@ -337,9 +342,8 @@ void DisplayTCP(void) {
printf(" Login Count: %d\r", TCPIPGetLoginCount());
}
void DisplayIpid2(unsigned page, userRecord *rec) {
print_tab("User Record", 11);
if (page == 0) {
@ -347,11 +351,13 @@ void DisplayIpid2(unsigned page, userRecord *rec) {
printf(" uwUserID: $%04x\r", rec->uwUserID);
printf(" uwDestIP: $%08lx (%b)\r", rec->uwDestIP, buffer);
printf(" uwDestPort: $%04x (%u)\r", rec->uwDestPort, rec->uwDestPort);
printf(" uwDestPort: $%04x (%u)\r", rec->uwDestPort,
rec->uwDestPort);
printf(" uwIP_TOS: $%04x\r", rec->uwIP_TOS);
printf(" uwIP_TTL: $%04x\r", rec->uwIP_TTL);
printf(" uwSourcePort: $%04x (%u)\r", rec->uwSourcePort, rec->uwSourcePort);
printf(" uwSourcePort: $%04x (%u)\r", rec->uwSourcePort,
rec->uwSourcePort);
printf(" uwLogoutPending: $%04x\r", rec->uwLogoutPending);
printf(" uwICMPQueue: $%08lx\r", rec->uwICMPQueue);
printf(" uwTCPQueue: $%08lx\r", rec->uwTCPQueue);
@ -417,26 +423,25 @@ void DisplayIpid2(unsigned page, userRecord *rec) {
int DisplayIpid(unsigned ipid) {
/* extended debug information */
enum { MAX_PAGE = 4 };
enum { MAX_PAGE = 8 };
Handle h;
Word size;
unsigned page = 0;
userRecord *rec;
unsigned c;
if ((ipid > 100) || (ipid & 0x01)) return -1;
if ((ipid > 100) || (ipid & 0x01))
return -1;
h = (Handle)TCPIPGetUserRecord(ipid);
if (_toolErr || !h) return -1;
if (_toolErr || !h)
return -1;
size = (Word)GetHandleSize(h);
rec = (userRecord *)*h;
for (;;) {
putchar(0x0c);
switch (page) {
case 0:
case 1:
@ -444,10 +449,28 @@ int DisplayIpid(unsigned ipid) {
DisplayIpid2(page, rec);
break;
case 3:
DisplayQueue('R', rec);
print_tab("TCP Data In", 11);
dump_handle((Handle)rec->uwTCPDataIn);
break;
case 4:
DisplayQueue('S', rec);
print_tab("TCP Data Out", 12);
dump_handle((Handle)rec->uwTCPDataOut);
break;
case 5:
print_tab("ICMP Queue", 10);
dump_handle((Handle)rec->uwICMPQueue);
break;
case 6:
print_tab("TCP Queue", 9);
dump_handle((Handle)rec->uwTCPQueue);
break;
case 7:
print_tab("TCP Data In Queue", 17);
dump_handle((Handle)rec->uwTCPDataInQ);
break;
case 8:
print_tab("UDP Queue", 9);
dump_handle((Handle)rec->uwUDPQueue);
break;
}
@ -511,6 +534,98 @@ void DisplayIpids(void) {
}
}
void DisplayTuning(void) {
/* clang-format off */
static char *tuneStrings[] = {
"COUNT: ",
"IP USER POLL CT: ",
"IP RUNQ FREQ: ",
"IP RUNQ CT: ",
"TCP USER POLL: "
};
/* clang-format on */
static Word tune[5];
unsigned count;
unsigned i;
print_tab("Tuning", 6);
TCPIPGetTuningTable((tunePtr)tune);
count = tune[0] >> 1;
if (count > sizeof(tuneStrings) / 4)
count = sizeof(tuneStrings) / 4;
for (i = 1; i < count; i++) {
printf(" %s %u\r", tuneStrings[i], tune[i]);
}
}
void DisplayErrors(void) {
/* clang-format off */
static char *errStrings[] =
{
"TBLEN: ",
"TOTAL: ",
"FRAGS IN: ",
"FRAGS LOST: ",
"BUILT: ",
"OK: ",
"BAD CHK: ",
"BAD HEADLEN: ",
"BAD PROTO: ",
"BAD IP: ",
"ICMP: ",
"ICMP USER: ",
"ICMP KERNEL: ",
"ICMP BAD: ",
"ICMP BAD TYPE: ",
"ICMP BAD CODE: ",
"ICMP ECHO RQ: ",
"ICMP ECHO RQ OUT: ",
"ICMP ECHO RP: ",
"ICMP ECHO RP BAD ID: ",
"UDP: ",
"UDP BAD: ",
"UDP NOPORT: ",
"TCP: ",
"TCP BAD: ",
"TCP NOPORT: ",
"TCP QUEUED: ",
"TCP OLD: ",
"OFRAGMENTS: ",
"FRAGMENTED: "
};
/* clang-format on */
LongWord *ptr;
unsigned count;
unsigned i;
print_tab("Error Table", 11);
ptr = (LongWord *)TCPIPGetErrorTable();
if (!ptr) return;
count = ptr[0] >> 2;
if (count > sizeof(errStrings) / sizeof(errStrings[0]))
count = sizeof(errStrings) / sizeof(errStrings[0]);
if (count == 0) /* marinetti bug */
count = sizeof(errStrings) / sizeof(errStrings[0]);
for (i = 1; i < count; ++i) {
printf(" %s %-9lu", errStrings[i], ptr[i]);
if (!(i & 0x01)) putchar('\r');
else putchar(' ');
}
putchar('\r');
}
/*
putchar(30);
putchar(32 + 0);
@ -520,7 +635,7 @@ putchar(29);
#define status_line() fputs("\x1e\x20\x37\x1d", stdout)
void DisplayMain(void) {
enum { MAX_PAGE = 3 };
enum { MAX_PAGE = 5 };
char c;
unsigned page = 0;
@ -537,6 +652,12 @@ void DisplayMain(void) {
DisplayLinkLayer();
break;
case 3:
DisplayErrors();
break;
case 4:
DisplayTuning();
break;
case 5:
DisplayDP();
break;
}