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authorLev Walkin <vlm@lionet.info>2004-10-26 13:47:34 +0000
committerLev Walkin <vlm@lionet.info>2004-10-26 13:47:34 +0000
commit6550fd59a71c4216cd75b429fb8207407103a8fb (patch)
tree833ac41a561d7f92d7a4e4a1d50cc4addf622704 /asn1c/unber.c
parent1e3ccbb27c1aa0abd5805d4057cbc45d7250249b (diff)
pretty-print more
Diffstat (limited to 'asn1c/unber.c')
-rw-r--r--asn1c/unber.c24
1 files changed, 19 insertions, 5 deletions
diff --git a/asn1c/unber.c b/asn1c/unber.c
index ba0ae309..a2280f31 100644
--- a/asn1c/unber.c
+++ b/asn1c/unber.c
@@ -439,6 +439,13 @@ print_V(const char *fname, FILE *fp, ber_tlv_tag_t tlv_tag, ber_tlv_len_t tlv_le
(etype & ASN_STRING_MASK)
||
(etype == ASN_BASIC_OCTET_STRING)
+ ||
+ /*
+ * AUTOMATIC TAGS or IMPLICIT TAGS in effect,
+ * Treat this primitive type as OCTET_STRING.
+ */
+ (BER_TAG_CLASS(tlv_tag) != ASN_TAG_CLASS_UNIVERSAL
+ && pretty_printing)
) && (tlv_len > 0 && tlv_len < 128 * 1024)) {
vbuf = malloc(tlv_len + 1);
/* Not checking is intentional */
@@ -450,7 +457,8 @@ print_V(const char *fname, FILE *fp, ber_tlv_tag_t tlv_tag, ber_tlv_len_t tlv_le
if(!vbuf) printf(special_format ? " F>" : ">");
/*
- * Print the value in binary or text form.
+ * Print the value in binary or text form,
+ * or collect the bytes into vbuf.
*/
for(i = 0; i < tlv_len; i++) {
int ch = fgetc(fp);
@@ -479,7 +487,7 @@ print_V(const char *fname, FILE *fp, ber_tlv_tag_t tlv_tag, ber_tlv_len_t tlv_le
break;
}
/* Fall through */
- case '<': case '>': case '&':
+ case 0x3c: case 0x3e: case 0x26:
printf("&#x%02x;", ch);
}
break;
@@ -559,6 +567,8 @@ print_V(const char *fname, FILE *fp, ber_tlv_tag_t tlv_tag, ber_tlv_len_t tlv_le
/*
* If the buffer was not consumed, print it out.
+ * It might be an OCTET STRING or other primitive type,
+ * which might actually be printable, but we need to figure it out.
*/
if(vbuf) {
int binary;
@@ -566,13 +576,13 @@ print_V(const char *fname, FILE *fp, ber_tlv_tag_t tlv_tag, ber_tlv_len_t tlv_le
/*
* Check whether the data could be represented as text
*/
- binary = -1 * (tlv_len >> 2); /* Threshold is 25% binary */
+ binary = -1 * (tlv_len >> 3); /* Threshold is 12.5% binary */
for(i = 0; i < tlv_len; i++) {
switch(vbuf[i]) {
case 0x1b: binary = 1; break;
case 0x09: case 0x0a: case 0x0d: continue;
default:
- if(vbuf[i] < 0x20 || (vbuf[i] & 0x80))
+ if(vbuf[i] < 0x20 || vbuf[i] >= 0x7f)
if(++binary > 0) /* Way too many */
break;
continue;
@@ -581,7 +591,11 @@ print_V(const char *fname, FILE *fp, ber_tlv_tag_t tlv_tag, ber_tlv_len_t tlv_le
}
printf(">");
for(i = 0; i < tlv_len; i++) {
- if(binary > 0 || vbuf[i] < 0x20 || (vbuf[i] & 0x80))
+ if(binary > 0 || vbuf[i] < 0x20 || vbuf[i] >= 0x7f
+ || vbuf[i] == 0x26 /* '&' */
+ || vbuf[i] == 0x3c /* '<' */
+ || vbuf[i] == 0x3e /* '>' */
+ )
printf("&#x%02x;", vbuf[i]);
else
printf("%c", vbuf[i]);