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debug templates - improved support for pstring/gsstring/cstring.

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This commit is contained in:
Kelvin Sherlock 2019-03-22 00:14:09 -04:00
parent 6f7d6629bb
commit 90bf447606
1 changed files with 46 additions and 0 deletions
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46
src/debug_template.re2c
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@ -296,6 +296,49 @@ static int record_search(const void *a, const void *b) {
return strcasecmp(a, r->name);
}
static void print_string(int type, word32 address) {
unsigned c;
unsigned length;
unsigned more = 0;
if (!address) return;
fputc('"', stdout);
switch(type) {
case 5:
length = 32;
break;
case 6:
length = get_memory_c(address, 0);
++address;
break;
case 7:
length = get_memory16_c(address, 0);
address += 2;
break;
}
if (length > 32) {
length = 32;
more = 1;
}
for (unsigned i = 0; i < length; ++i) {
c = get_memory_c(address++, 0);
if (type == 5 && c == 0) break;
if ((~c & 0x80) && isprint(c)) {
fputc(c, stdout);
} else fprintf(stdout, "\\x%02x", c);
}
if (type == 5 && c != 0) more = 1;
if (more) fputs("...", stdout);
fputc('"', stdout);
fputc(' ', stdout);
}
word32 debug_apply_template(word32 address, const char *name) {
/* 1 - lookup template */
struct record *r;
@ -341,6 +384,9 @@ word32 debug_apply_template(word32 address, const char *name) {
value = get_memory24_c(address, 0);
address += 4;
printf("%08x ", value);
if (type > 4) {
print_string(type, value);
}
break;
}
address &= 0xffffff;