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-rw-r--r--erts/emulator/beam/break.c31
1 files changed, 27 insertions, 4 deletions
diff --git a/erts/emulator/beam/break.c b/erts/emulator/beam/break.c
index e57be5a595..e4c2801ea2 100644
--- a/erts/emulator/beam/break.c
+++ b/erts/emulator/beam/break.c
@@ -492,9 +492,7 @@ loaded(fmtfn_t to, void *to_arg)
static void
dump_attributes(fmtfn_t to, void *to_arg, byte* ptr, int size)
{
- while (size-- > 0) {
- erts_print(to, to_arg, "%02X", *ptr++);
- }
+ erts_print_base64(to, to_arg, ptr, size);
erts_print(to, to_arg, "\n");
}
@@ -858,7 +856,7 @@ erl_crash_dump_v(char *file, int line, char* fmt, va_list args)
}
time(&now);
- erts_cbprintf(to, to_arg, "=erl_crash_dump:0.4\n%s", ctime(&now));
+ erts_cbprintf(to, to_arg, "=erl_crash_dump:0.5\n%s", ctime(&now));
if (file != NULL)
erts_cbprintf(to, to_arg, "The error occurred in file %s, line %d\n", file, line);
@@ -975,3 +973,28 @@ erl_crash_dump_v(char *file, int line, char* fmt, va_list args)
erts_fprintf(stderr,"done\n");
}
+void
+erts_print_base64(fmtfn_t to, void *to_arg, byte* src, Uint size)
+{
+ static const byte base64_chars[] =
+ "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
+
+ while (size >= 3) {
+ erts_putc(to, to_arg, base64_chars[src[0] >> 2]);
+ erts_putc(to, to_arg, base64_chars[((src[0] & 0x03) << 4) | (src[1] >> 4)]);
+ erts_putc(to, to_arg, base64_chars[((src[1] & 0x0f) << 2) | (src[2] >> 6)]);
+ erts_putc(to, to_arg, base64_chars[src[2] & 0x3f]);
+ size -= 3;
+ src += 3;
+ }
+ if (size == 1) {
+ erts_putc(to, to_arg, base64_chars[src[0] >> 2]);
+ erts_putc(to, to_arg, base64_chars[(src[0] & 0x03) << 4]);
+ erts_print(to, to_arg, "==");
+ } else if (size == 2) {
+ erts_putc(to, to_arg, base64_chars[src[0] >> 2]);
+ erts_putc(to, to_arg, base64_chars[((src[0] & 0x03) << 4) | (src[1] >> 4)]);
+ erts_putc(to, to_arg, base64_chars[(src[1] & 0x0f) << 2]);
+ erts_putc(to, to_arg, '=');
+ }
+}