aboutsummaryrefslogtreecommitdiff
path: root/src/json/json.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/json/json.c')
-rw-r--r--src/json/json.c169
1 files changed, 3 insertions, 166 deletions
diff --git a/src/json/json.c b/src/json/json.c
index 7d7e4ecba..fb00fb535 100644
--- a/src/json/json.c
+++ b/src/json/json.c
@@ -62,170 +62,6 @@ contains_real (const json_t *json)
/**
- * Dump character in the low range into @a buf
- * following RFC 8785.
- *
- * @param[in,out] buf buffer to modify
- * @param val value to dump
- */
-static void
-lowdump (struct GNUNET_Buffer *buf,
- unsigned char val)
-{
- char scratch[7];
-
- switch (val)
- {
- case 0x8:
- GNUNET_buffer_write (buf,
- "\\b",
- 2);
- break;
- case 0x9:
- GNUNET_buffer_write (buf,
- "\\t",
- 2);
- break;
- case 0xA:
- GNUNET_buffer_write (buf,
- "\\n",
- 2);
- break;
- case 0xC:
- GNUNET_buffer_write (buf,
- "\\f",
- 2);
- break;
- case 0xD:
- GNUNET_buffer_write (buf,
- "\\r",
- 2);
- break;
- default:
- GNUNET_snprintf (scratch,
- sizeof (scratch),
- "\\u%04x",
- (unsigned int) val);
- GNUNET_buffer_write (buf,
- scratch,
- 6);
- break;
- }
-}
-
-
-/**
- * Re-encode string at @a inp to match RFC 8785 (section 3.2.2.2).
- *
- * @param[in,out] inp pointer to string to re-encode
- * @return number of bytes in resulting @a inp
- */
-static size_t
-rfc8785encode (char **inp)
-{
- struct GNUNET_Buffer buf = { 0 };
- size_t left = strlen (*inp) + 1;
- size_t olen;
- char *in = *inp;
- const char *pos = in;
-
- GNUNET_buffer_prealloc (&buf,
- left + 40);
- buf.warn_grow = 0; /* disable, + 40 is just a wild guess */
- while (1)
- {
- int mbl = u8_mblen ((unsigned char *) pos,
- left);
- unsigned char val;
-
- if (0 == mbl)
- break;
- val = (unsigned char) *pos;
- if ( (1 == mbl) &&
- (val <= 0x1F) )
- {
- /* Should not happen, as input is produced by
- * JSON stringification */
- GNUNET_break (0);
- lowdump (&buf,
- val);
- }
- else if ( (1 == mbl) && ('\\' == *pos) )
- {
- switch (*(pos + 1))
- {
- case '\\':
- mbl = 2;
- GNUNET_buffer_write (&buf,
- pos,
- mbl);
- break;
- case 'u':
- {
- unsigned int num;
- uint32_t n32;
- unsigned char res[8];
- size_t rlen;
-
- GNUNET_assert ( (1 ==
- sscanf (pos + 2,
- "%4x",
- &num)) ||
- (1 ==
- sscanf (pos + 2,
- "%4X",
- &num)) );
- mbl = 6;
- n32 = (uint32_t) num;
- rlen = sizeof (res);
- u32_to_u8 (&n32,
- 1,
- res,
- &rlen);
- if ( (1 == rlen) &&
- (res[0] <= 0x1F) )
- {
- lowdump (&buf,
- res[0]);
- }
- else
- {
- GNUNET_buffer_write (&buf,
- (const char *) res,
- rlen);
- }
- }
- break;
- default:
- mbl = 2;
- GNUNET_buffer_write (&buf,
- pos,
- mbl);
- break;
- }
- }
- else
- {
- GNUNET_buffer_write (&buf,
- pos,
- mbl);
- }
- left -= mbl;
- pos += mbl;
- }
-
- /* 0-terminate buffer */
- GNUNET_buffer_write (&buf,
- "",
- 1);
- GNUNET_free (in);
- *inp = GNUNET_buffer_reap (&buf,
- &olen);
- return olen;
-}
-
-
-/**
* Dump the @a json to a string and hash it.
*
* @param json value to hash
@@ -262,7 +98,7 @@ dump_and_hash (const json_t *json,
GNUNET_break (0);
return GNUNET_SYSERR;
}
- len = rfc8785encode (&wire_enc);
+ len = TALER_rfc8785encode (&wire_enc);
if (NULL == salt)
{
GNUNET_CRYPTO_hash (wire_enc,
@@ -819,6 +655,7 @@ parse_path (json_t *obj,
json_t *next_obj = NULL;
char *next_dot;
+ GNUNET_assert (NULL != id); /* make stupid compiler happy */
if (NULL == next_id)
{
cb (cb_cls,
@@ -1031,7 +868,7 @@ TALER_JSON_canonicalize (const json_t *input)
GNUNET_break (0);
return NULL;
}
- rfc8785encode (&wire_enc);
+ TALER_rfc8785encode (&wire_enc);
return wire_enc;
}