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added hcl_json_feeduchars() and hcl_json_feedbchars()

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This commit is contained in:
hyung-hwan 2025-06-09 08:07:03 +09:00
parent 87fd48b713
commit 02748cd24d
2 changed files with 83 additions and 10 deletions
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25
lib/hcl-json.h
View File

@ -122,13 +122,28 @@ HCL_EXPORT void hcl_json_reset (
hcl_json_t* json hcl_json_t* json
); );
HCL_EXPORT int hcl_json_feed ( HCL_EXPORT int hcl_json_feedbchars (
hcl_json_t* json, hcl_json_t* json,
const void* ptr, const hcl_bch_t* ptr,
hcl_oow_t len, hcl_oow_t len,
hcl_oow_t* xlen hcl_oow_t* xlen
); );
HCL_EXPORT int hcl_json_feeduchars (
hcl_json_t* json,
const hcl_uch_t* ptr,
hcl_oow_t len,
hcl_oow_t* xlen
);
#if defined(HCL_OOCH_IS_UCH)
# define hcl_json_feed hcl_json_feeduchars
#else
# define hcl_json_feed hcl_json_feedbchars
#endif
HCL_EXPORT hcl_json_state_t hcl_json_getstate ( HCL_EXPORT hcl_json_state_t hcl_json_getstate (
hcl_json_t* json hcl_json_t* json
); );

68
lib/json.c
View File

@ -816,7 +816,7 @@ start_over:
/* ========================================================================= */ /* ========================================================================= */
static int feed_json_data (hcl_json_t* json, const hcl_bch_t* data, hcl_oow_t len, hcl_oow_t* xlen) static int feed_json_data_b (hcl_json_t* json, const hcl_bch_t* data, hcl_oow_t len, hcl_oow_t* xlen)
{ {
const hcl_bch_t* ptr; const hcl_bch_t* ptr;
const hcl_bch_t* end; const hcl_bch_t* end;
@ -867,6 +867,47 @@ oops:
return -1; return -1;
} }
/* ========================================================================= */
static int feed_json_data_u (hcl_json_t* json, const hcl_uch_t* data, hcl_oow_t len, hcl_oow_t* xlen)
{
const hcl_uch_t* ptr;
const hcl_uch_t* end;
ptr = data;
end = ptr + len;
while (ptr < end)
{
hcl_ooci_t c;
#if defined(HCL_OOCH_IS_UCH)
c = *ptr++;
/* handle a single character */
if (handle_char(json, c) <= -1) goto oops;
#else
hcl_bch_t bcsbuf[HCL_BCSIZE_MAX];
hcl_oow_t mlen = 0;
hcl_oow_t n, i;
n = json->_gem.cmgr->uctobc(*ptr++, bcsbuf, HCL_COUNTOF(bcsbuf));
if (n == 0) goto oops; // illegal character
for (i = 0; i < n; i++)
{
if (handle_char(json, bcsbuf[i]) <= -1) goto oops;
}
#endif
}
*xlen = ptr - data;
return 1;
oops:
/* TODO: compute the number of processed bytes so far and return it via a parameter??? */
/*printf ("feed oops....\n");*/
return -1;
}
/* ========================================================================= */ /* ========================================================================= */
@ -1105,17 +1146,34 @@ void hcl_json_reset (hcl_json_t* json)
json->state_stack->state = HCL_JSON_STATE_START; json->state_stack->state = HCL_JSON_STATE_START;
} }
int hcl_json_feed (hcl_json_t* json, const void* ptr, hcl_oow_t len, hcl_oow_t* xlen) int hcl_json_feedbchars (hcl_json_t* json, const hcl_bch_t* ptr, hcl_oow_t len, hcl_oow_t* xlen)
{ {
int x; int x;
hcl_oow_t total, ylen; hcl_oow_t total, ylen;
const hcl_bch_t* buf;
buf = (const hcl_bch_t*)ptr;
total = 0; total = 0;
while (total < len) while (total < len)
{ {
x = feed_json_data(json, &buf[total], len - total, &ylen); x = feed_json_data_b(json, &ptr[total], len - total, &ylen);
if (x <= -1) return -1;
total += ylen;
if (x == 0) break; /* incomplete sequence encountered */
}
*xlen = total;
return 0;
}
int hcl_json_feeduchars (hcl_json_t* json, const hcl_uch_t* ptr, hcl_oow_t len, hcl_oow_t* xlen)
{
int x;
hcl_oow_t total, ylen;
total = 0;
while (total < len)
{
x = feed_json_data_u(json, &ptr[total], len - total, &ylen);
if (x <= -1) return -1; if (x <= -1) return -1;
total += ylen; total += ylen;