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authorFabio Alessandrelli <fabio.alessandrelli@gmail.com>2019-03-06 01:07:13 +0100
committerFabio Alessandrelli <fabio.alessandrelli@gmail.com>2019-03-06 02:02:52 +0100
commit90210c48627692d281554d6185b5db17a86c852a (patch)
tree03ed5d7c6fe18975466bf933bfa9586a012f0efa /thirdparty/libwebsockets/misc/lejp.c
parentf43ee4aff8e5f72c24cfbd8f1ff90703714857e0 (diff)
Update libwebsockets to 3.1 (plus UWP patch)
Diffstat (limited to 'thirdparty/libwebsockets/misc/lejp.c')
-rw-r--r--thirdparty/libwebsockets/misc/lejp.c753
1 files changed, 0 insertions, 753 deletions
diff --git a/thirdparty/libwebsockets/misc/lejp.c b/thirdparty/libwebsockets/misc/lejp.c
deleted file mode 100644
index 99142b9553..0000000000
--- a/thirdparty/libwebsockets/misc/lejp.c
+++ /dev/null
@@ -1,753 +0,0 @@
-/*
- * Lightweight Embedded JSON Parser
- *
- * Copyright (C) 2013-2017 Andy Green <andy@warmcat.com>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation:
- * version 2.1 of the License.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
- * MA 02110-1301 USA
- */
-
-#include <libwebsockets.h>
-#include "core/private.h"
-#include <string.h>
-#include <stdio.h>
-
-/**
- * lejp_construct - prepare a struct lejp_ctx for use
- *
- * \param ctx: pointer to your struct lejp_ctx
- * \param callback: your user callback which will received parsed tokens
- * \param user: optional user data pointer untouched by lejp
- * \param paths: your array of name elements you are interested in
- * \param count_paths: LWS_ARRAY_SIZE() of @paths
- *
- * Prepares your context struct for use with lejp
- */
-
-void
-lejp_construct(struct lejp_ctx *ctx,
- signed char (*callback)(struct lejp_ctx *ctx, char reason), void *user,
- const char * const *paths, unsigned char count_paths)
-{
- ctx->st[0].s = 0;
- ctx->st[0].p = 0;
- ctx->st[0].i = 0;
- ctx->st[0].b = 0;
- ctx->sp = 0;
- ctx->ipos = 0;
- ctx->ppos = 0;
- ctx->path_match = 0;
- ctx->path[0] = '\0';
- ctx->callback = callback;
- ctx->user = user;
- ctx->paths = paths;
- ctx->count_paths = count_paths;
- ctx->line = 1;
- ctx->callback(ctx, LEJPCB_CONSTRUCTED);
-}
-
-/**
- * lejp_destruct - retire a previously constructed struct lejp_ctx
- *
- * \param ctx: pointer to your struct lejp_ctx
- *
- * lejp does not perform any allocations, but since your user code might, this
- * provides a one-time LEJPCB_DESTRUCTED callback at destruction time where
- * you can clean up in your callback.
- */
-
-void
-lejp_destruct(struct lejp_ctx *ctx)
-{
- /* no allocations... just let callback know what it happening */
- ctx->callback(ctx, LEJPCB_DESTRUCTED);
-}
-
-/**
- * lejp_change_callback - switch to a different callback from now on
- *
- * \param ctx: pointer to your struct lejp_ctx
- * \param callback: your user callback which will received parsed tokens
- *
- * This tells the old callback it was destroyed, in case you want to take any
- * action because that callback "lost focus", then changes to the new
- * callback and tells it first that it was constructed, and then started.
- *
- * Changing callback is a cheap and powerful trick to split out handlers
- * according to information earlier in the parse. For example you may have
- * a JSON pair "schema" whose value defines what can be expected for the rest
- * of the JSON. Rather than having one huge callback for all cases, you can
- * have an initial one looking for "schema" which then calls
- * lejp_change_callback() to a handler specific for the schema.
- *
- * Notice that afterwards, you need to construct the context again anyway to
- * parse another JSON object, and the callback is reset then to the main,
- * schema-interpreting one. The construction action is very lightweight.
- */
-
-void
-lejp_change_callback(struct lejp_ctx *ctx,
- signed char (*callback)(struct lejp_ctx *ctx, char reason))
-{
- ctx->callback(ctx, LEJPCB_DESTRUCTED);
- ctx->callback = callback;
- ctx->callback(ctx, LEJPCB_CONSTRUCTED);
- ctx->callback(ctx, LEJPCB_START);
-}
-
-static void
-lejp_check_path_match(struct lejp_ctx *ctx)
-{
- const char *p, *q;
- int n;
-
- /* we only need to check if a match is not active */
- for (n = 0; !ctx->path_match && n < ctx->count_paths; n++) {
- ctx->wildcount = 0;
- p = ctx->path;
- q = ctx->paths[n];
- while (*p && *q) {
- if (*q != '*') {
- if (*p != *q)
- break;
- p++;
- q++;
- continue;
- }
- ctx->wild[ctx->wildcount++] = p - ctx->path;
- q++;
- /*
- * if * has something after it, match to .
- * if ends with *, eat everything.
- * This implies match sequences must be ordered like
- * x.*.*
- * x.*
- * if both options are possible
- */
- while (*p && (*p != '.' || !*q))
- p++;
- }
- if (*p || *q)
- continue;
-
- ctx->path_match = n + 1;
- ctx->path_match_len = ctx->ppos;
- return;
- }
-
- if (!ctx->path_match)
- ctx->wildcount = 0;
-}
-
-int
-lejp_get_wildcard(struct lejp_ctx *ctx, int wildcard, char *dest, int len)
-{
- int n;
-
- if (wildcard >= ctx->wildcount || !len)
- return 0;
-
- n = ctx->wild[wildcard];
-
- while (--len && n < ctx->ppos &&
- (n == ctx->wild[wildcard] || ctx->path[n] != '.'))
- *dest++ = ctx->path[n++];
-
- *dest = '\0';
- n++;
-
- return n - ctx->wild[wildcard];
-}
-
-/**
- * lejp_parse - interpret some more incoming data incrementally
- *
- * \param ctx: previously constructed parsing context
- * \param json: char buffer with the new data to interpret
- * \param len: amount of data in the buffer
- *
- * Because lejp is a stream parser, it incrementally parses as new data
- * becomes available, maintaining all state in the context struct. So an
- * incomplete JSON is a normal situation, getting you a LEJP_CONTINUE
- * return, signalling there's no error but to call again with more data when
- * it comes to complete the parsing. Successful parsing completes with a
- * 0 or positive integer indicating how much of the last input buffer was
- * unused.
- */
-
-int
-lejp_parse(struct lejp_ctx *ctx, const unsigned char *json, int len)
-{
- unsigned char c, n, s, ret = LEJP_REJECT_UNKNOWN;
- static const char esc_char[] = "\"\\/bfnrt";
- static const char esc_tran[] = "\"\\/\b\f\n\r\t";
- static const char tokens[] = "rue alse ull ";
-
- if (!ctx->sp && !ctx->ppos)
- ctx->callback(ctx, LEJPCB_START);
-
- while (len--) {
- c = *json++;
- s = ctx->st[ctx->sp].s;
-
- /* skip whitespace unless we should care */
- if (c == ' ' || c == '\t' || c == '\n' || c == '\r' || c == '#') {
- if (c == '\n') {
- ctx->line++;
- ctx->st[ctx->sp].s &= ~LEJP_FLAG_WS_COMMENTLINE;
- }
- if (!(s & LEJP_FLAG_WS_KEEP)) {
- if (c == '#')
- ctx->st[ctx->sp].s |=
- LEJP_FLAG_WS_COMMENTLINE;
- continue;
- }
- }
-
- if (ctx->st[ctx->sp].s & LEJP_FLAG_WS_COMMENTLINE)
- continue;
-
- switch (s) {
- case LEJP_IDLE:
- if (c != '{') {
- ret = LEJP_REJECT_IDLE_NO_BRACE;
- goto reject;
- }
- if (ctx->callback(ctx, LEJPCB_OBJECT_START)) {
- ret = LEJP_REJECT_CALLBACK;
- goto reject;
- }
- ctx->st[ctx->sp].s = LEJP_MEMBERS;
- break;
- case LEJP_MEMBERS:
- if (c == '}') {
- ctx->st[ctx->sp].s = LEJP_IDLE;
- ret = LEJP_REJECT_MEMBERS_NO_CLOSE;
- goto reject;
- }
- ctx->st[ctx->sp].s = LEJP_M_P;
- goto redo_character;
- case LEJP_M_P:
- if (c != '\"') {
- ret = LEJP_REJECT_MP_NO_OPEN_QUOTE;
- goto reject;
- }
- /* push */
- ctx->st[ctx->sp].s = LEJP_MP_DELIM;
- c = LEJP_MP_STRING;
- goto add_stack_level;
-
- case LEJP_MP_STRING:
- if (c == '\"') {
- if (!ctx->sp) { /* JSON can't end on quote */
- ret = LEJP_REJECT_MP_STRING_UNDERRUN;
- goto reject;
- }
- if (ctx->st[ctx->sp - 1].s != LEJP_MP_DELIM) {
- ctx->buf[ctx->npos] = '\0';
- if (ctx->callback(ctx,
- LEJPCB_VAL_STR_END) < 0) {
- ret = LEJP_REJECT_CALLBACK;
- goto reject;
- }
- }
- /* pop */
- ctx->sp--;
- break;
- }
- if (c == '\\') {
- ctx->st[ctx->sp].s = LEJP_MP_STRING_ESC;
- break;
- }
- if (c < ' ') {/* "control characters" not allowed */
- ret = LEJP_REJECT_MP_ILLEGAL_CTRL;
- goto reject;
- }
- goto emit_string_char;
-
- case LEJP_MP_STRING_ESC:
- if (c == 'u') {
- ctx->st[ctx->sp].s = LEJP_MP_STRING_ESC_U1;
- ctx->uni = 0;
- break;
- }
- for (n = 0; n < sizeof(esc_char); n++) {
- if (c != esc_char[n])
- continue;
- /* found it */
- c = esc_tran[n];
- ctx->st[ctx->sp].s = LEJP_MP_STRING;
- goto emit_string_char;
- }
- ret = LEJP_REJECT_MP_STRING_ESC_ILLEGAL_ESC;
- /* illegal escape char */
- goto reject;
-
- case LEJP_MP_STRING_ESC_U1:
- case LEJP_MP_STRING_ESC_U2:
- case LEJP_MP_STRING_ESC_U3:
- case LEJP_MP_STRING_ESC_U4:
- ctx->uni <<= 4;
- if (c >= '0' && c <= '9')
- ctx->uni |= c - '0';
- else
- if (c >= 'a' && c <= 'f')
- ctx->uni = c - 'a' + 10;
- else
- if (c >= 'A' && c <= 'F')
- ctx->uni = c - 'A' + 10;
- else {
- ret = LEJP_REJECT_ILLEGAL_HEX;
- goto reject;
- }
- ctx->st[ctx->sp].s++;
- switch (s) {
- case LEJP_MP_STRING_ESC_U2:
- if (ctx->uni < 0x08)
- break;
- /*
- * 0x08-0xff (0x0800 - 0xffff)
- * emit 3-byte UTF-8
- */
- c = 0xe0 | ((ctx->uni >> 4) & 0xf);
- goto emit_string_char;
-
- case LEJP_MP_STRING_ESC_U3:
- if (ctx->uni >= 0x080) {
- /*
- * 0x080 - 0xfff (0x0800 - 0xffff)
- * middle 3-byte seq
- * send ....XXXXXX..
- */
- c = 0x80 | ((ctx->uni >> 2) & 0x3f);
- goto emit_string_char;
- }
- if (ctx->uni < 0x008)
- break;
- /*
- * 0x008 - 0x7f (0x0080 - 0x07ff)
- * start 2-byte seq
- */
- c = 0xc0 | (ctx->uni >> 2);
- goto emit_string_char;
-
- case LEJP_MP_STRING_ESC_U4:
- if (ctx->uni >= 0x0080)
- /* end of 2 or 3-byte seq */
- c = 0x80 | (ctx->uni & 0x3f);
- else
- /* literal */
- c = (unsigned char)ctx->uni;
-
- ctx->st[ctx->sp].s = LEJP_MP_STRING;
- goto emit_string_char;
- default:
- break;
- }
- break;
-
- case LEJP_MP_DELIM:
- if (c != ':') {
- ret = LEJP_REJECT_MP_DELIM_MISSING_COLON;
- goto reject;
- }
- ctx->st[ctx->sp].s = LEJP_MP_VALUE;
- ctx->path[ctx->ppos] = '\0';
-
- lejp_check_path_match(ctx);
- if (ctx->callback(ctx, LEJPCB_PAIR_NAME)) {
- ret = LEJP_REJECT_CALLBACK;
- goto reject;
- }
- break;
-
- case LEJP_MP_VALUE:
- if (c >= '0' && c <= '9') {
- ctx->npos = 0;
- ctx->dcount = 0;
- ctx->f = 0;
- ctx->st[ctx->sp].s = LEJP_MP_VALUE_NUM_INT;
- goto redo_character;
- }
- switch (c) {
- case'\"':
- /* push */
- ctx->st[ctx->sp].s = LEJP_MP_COMMA_OR_END;
- c = LEJP_MP_STRING;
- ctx->npos = 0;
- ctx->buf[0] = '\0';
- if (ctx->callback(ctx, LEJPCB_VAL_STR_START)) {
- ret = LEJP_REJECT_CALLBACK;
- goto reject;
- }
- goto add_stack_level;
-
- case '{':
- /* push */
- ctx->st[ctx->sp].s = LEJP_MP_COMMA_OR_END;
- c = LEJP_MEMBERS;
- lejp_check_path_match(ctx);
- if (ctx->callback(ctx, LEJPCB_OBJECT_START)) {
- ret = LEJP_REJECT_CALLBACK;
- goto reject;
- }
- ctx->path_match = 0;
- goto add_stack_level;
-
- case '[':
- /* push */
- ctx->st[ctx->sp].s = LEJP_MP_ARRAY_END;
- c = LEJP_MP_VALUE;
- ctx->path[ctx->ppos++] = '[';
- ctx->path[ctx->ppos++] = ']';
- ctx->path[ctx->ppos] = '\0';
- if (ctx->callback(ctx, LEJPCB_ARRAY_START)) {
- ret = LEJP_REJECT_CALLBACK;
- goto reject;
- }
- ctx->i[ctx->ipos++] = 0;
- if (ctx->ipos > LWS_ARRAY_SIZE(ctx->i)) {
- ret = LEJP_REJECT_MP_DELIM_ISTACK;
- goto reject;
- }
- goto add_stack_level;
-
- case ']':
- /* pop */
- if (!ctx->sp) { /* JSON can't end on ] */
- ret = LEJP_REJECT_MP_C_OR_E_UNDERF;
- goto reject;
- }
- ctx->sp--;
- if (ctx->st[ctx->sp].s != LEJP_MP_ARRAY_END) {
- ret = LEJP_REJECT_MP_C_OR_E_NOTARRAY;
- goto reject;
- }
- /* drop the path [n] bit */
- if (ctx->sp) {
- ctx->ppos = ctx->st[ctx->sp - 1].p;
- ctx->ipos = ctx->st[ctx->sp - 1].i;
- }
- ctx->path[ctx->ppos] = '\0';
- if (ctx->path_match &&
- ctx->ppos <= ctx->path_match_len)
- /*
- * we shrank the path to be
- * smaller than the matching point
- */
- ctx->path_match = 0;
- goto array_end;
-
- case 't': /* true */
- ctx->uni = 0;
- ctx->st[ctx->sp].s = LEJP_MP_VALUE_TOK;
- break;
-
- case 'f':
- ctx->uni = 4;
- ctx->st[ctx->sp].s = LEJP_MP_VALUE_TOK;
- break;
-
- case 'n':
- ctx->uni = 4 + 5;
- ctx->st[ctx->sp].s = LEJP_MP_VALUE_TOK;
- break;
- default:
- ret = LEJP_REJECT_MP_DELIM_BAD_VALUE_START;
- goto reject;
- }
- break;
-
- case LEJP_MP_VALUE_NUM_INT:
- if (!ctx->npos && c == '-') {
- ctx->f |= LEJP_SEEN_MINUS;
- goto append_npos;
- }
-
- if (ctx->dcount < 10 && c >= '0' && c <= '9') {
- if (ctx->f & LEJP_SEEN_POINT)
- ctx->f |= LEJP_SEEN_POST_POINT;
- ctx->dcount++;
- goto append_npos;
- }
- if (c == '.') {
- if (!ctx->dcount || (ctx->f & LEJP_SEEN_POINT)) {
- ret = LEJP_REJECT_MP_VAL_NUM_FORMAT;
- goto reject;
- }
- ctx->f |= LEJP_SEEN_POINT;
- goto append_npos;
- }
- /*
- * before exponent, if we had . we must have had at
- * least one more digit
- */
- if ((ctx->f &
- (LEJP_SEEN_POINT | LEJP_SEEN_POST_POINT)) ==
- LEJP_SEEN_POINT) {
- ret = LEJP_REJECT_MP_VAL_NUM_INT_NO_FRAC;
- goto reject;
- }
- if (c == 'e' || c == 'E') {
- if (ctx->f & LEJP_SEEN_EXP) {
- ret = LEJP_REJECT_MP_VAL_NUM_FORMAT;
- goto reject;
- }
- ctx->f |= LEJP_SEEN_EXP;
- ctx->st[ctx->sp].s = LEJP_MP_VALUE_NUM_EXP;
- goto append_npos;
- }
- /* if none of the above, did we even have a number? */
- if (!ctx->dcount) {
- ret = LEJP_REJECT_MP_VAL_NUM_FORMAT;
- goto reject;
- }
-
- ctx->buf[ctx->npos] = '\0';
- if (ctx->f & LEJP_SEEN_POINT) {
- if (ctx->callback(ctx, LEJPCB_VAL_NUM_FLOAT)) {
- ret = LEJP_REJECT_CALLBACK;
- goto reject;
- }
- } else {
- if (ctx->callback(ctx, LEJPCB_VAL_NUM_INT)) {
- ret = LEJP_REJECT_CALLBACK;
- goto reject;
- }
- }
-
- /* then this is the post-number character, loop */
- ctx->st[ctx->sp].s = LEJP_MP_COMMA_OR_END;
- goto redo_character;
-
- case LEJP_MP_VALUE_NUM_EXP:
- ctx->st[ctx->sp].s = LEJP_MP_VALUE_NUM_INT;
- if (c >= '0' && c <= '9')
- goto redo_character;
- if (c == '+' || c == '-')
- goto append_npos;
- ret = LEJP_REJECT_MP_VAL_NUM_EXP_BAD_EXP;
- goto reject;
-
- case LEJP_MP_VALUE_TOK: /* true, false, null */
- if (c != tokens[ctx->uni]) {
- ret = LEJP_REJECT_MP_VAL_TOK_UNKNOWN;
- goto reject;
- }
- ctx->uni++;
- if (tokens[ctx->uni] != ' ')
- break;
- switch (ctx->uni) {
- case 3:
- ctx->buf[0] = '1';
- ctx->buf[1] = '\0';
- if (ctx->callback(ctx, LEJPCB_VAL_TRUE)) {
- ret = LEJP_REJECT_CALLBACK;
- goto reject;
- }
- break;
- case 8:
- ctx->buf[0] = '0';
- ctx->buf[1] = '\0';
- if (ctx->callback(ctx, LEJPCB_VAL_FALSE)) {
- ret = LEJP_REJECT_CALLBACK;
- goto reject;
- }
- break;
- case 12:
- ctx->buf[0] = '\0';
- if (ctx->callback(ctx, LEJPCB_VAL_NULL)) {
- ret = LEJP_REJECT_CALLBACK;
- goto reject;
- }
- break;
- }
- ctx->st[ctx->sp].s = LEJP_MP_COMMA_OR_END;
- break;
-
- case LEJP_MP_COMMA_OR_END:
- ctx->path[ctx->ppos] = '\0';
- if (c == ',') {
- /* increment this stack level's index */
- ctx->st[ctx->sp].s = LEJP_M_P;
- if (!ctx->sp) {
- ctx->ppos = 0;
- /*
- * since we came back to root level,
- * no path can still match
- */
- ctx->path_match = 0;
- break;
- }
- ctx->ppos = ctx->st[ctx->sp - 1].p;
- ctx->path[ctx->ppos] = '\0';
- if (ctx->path_match &&
- ctx->ppos <= ctx->path_match_len)
- /*
- * we shrank the path to be
- * smaller than the matching point
- */
- ctx->path_match = 0;
-
- if (ctx->st[ctx->sp - 1].s != LEJP_MP_ARRAY_END)
- break;
- /* top level is definitely an array... */
- if (ctx->ipos)
- ctx->i[ctx->ipos - 1]++;
- ctx->st[ctx->sp].s = LEJP_MP_VALUE;
- break;
- }
- if (c == ']') {
- if (!ctx->sp) { /* JSON can't end on ] */
- ret = LEJP_REJECT_MP_C_OR_E_UNDERF;
- goto reject;
- }
- /* pop */
- ctx->sp--;
- if (ctx->st[ctx->sp].s != LEJP_MP_ARRAY_END) {
- ret = LEJP_REJECT_MP_C_OR_E_NOTARRAY;
- goto reject;
- }
- /* drop the path [n] bit */
- if (ctx->sp) {
- ctx->ppos = ctx->st[ctx->sp - 1].p;
- ctx->ipos = ctx->st[ctx->sp - 1].i;
- }
- ctx->path[ctx->ppos] = '\0';
- if (ctx->path_match &&
- ctx->ppos <= ctx->path_match_len)
- /*
- * we shrank the path to be
- * smaller than the matching point
- */
- ctx->path_match = 0;
-
- /* do LEJP_MP_ARRAY_END processing */
- goto redo_character;
- }
- if (c == '}') {
- if (!ctx->sp) {
- lejp_check_path_match(ctx);
- if (ctx->callback(ctx, LEJPCB_OBJECT_END)) {
- ret = LEJP_REJECT_CALLBACK;
- goto reject;
- }
- ctx->callback(ctx, LEJPCB_COMPLETE);
- /* done, return unused amount */
- return len;
- }
- /* pop */
- ctx->sp--;
- if (ctx->sp) {
- ctx->ppos = ctx->st[ctx->sp - 1].p;
- ctx->ipos = ctx->st[ctx->sp - 1].i;
- }
- ctx->path[ctx->ppos] = '\0';
- if (ctx->path_match &&
- ctx->ppos <= ctx->path_match_len)
- /*
- * we shrank the path to be
- * smaller than the matching point
- */
- ctx->path_match = 0;
- lejp_check_path_match(ctx);
- if (ctx->callback(ctx, LEJPCB_OBJECT_END)) {
- ret = LEJP_REJECT_CALLBACK;
- goto reject;
- }
- break;
- }
-
- ret = LEJP_REJECT_MP_C_OR_E_NEITHER;
- goto reject;
-
- case LEJP_MP_ARRAY_END:
-array_end:
- ctx->path[ctx->ppos] = '\0';
- if (c == ',') {
- /* increment this stack level's index */
- if (ctx->ipos)
- ctx->i[ctx->ipos - 1]++;
- ctx->st[ctx->sp].s = LEJP_MP_VALUE;
- if (ctx->sp)
- ctx->ppos = ctx->st[ctx->sp - 1].p;
- ctx->path[ctx->ppos] = '\0';
- break;
- }
- if (c != ']') {
- ret = LEJP_REJECT_MP_ARRAY_END_MISSING;
- goto reject;
- }
-
- ctx->st[ctx->sp].s = LEJP_MP_COMMA_OR_END;
- ctx->callback(ctx, LEJPCB_ARRAY_END);
- break;
- }
-
- continue;
-
-emit_string_char:
- if (!ctx->sp || ctx->st[ctx->sp - 1].s != LEJP_MP_DELIM) {
- /* assemble the string value into chunks */
- ctx->buf[ctx->npos++] = c;
- if (ctx->npos == sizeof(ctx->buf) - 1) {
- if (ctx->callback(ctx, LEJPCB_VAL_STR_CHUNK)) {
- ret = LEJP_REJECT_CALLBACK;
- goto reject;
- }
- ctx->npos = 0;
- }
- continue;
- }
- /* name part of name:value pair */
- ctx->path[ctx->ppos++] = c;
- continue;
-
-add_stack_level:
- /* push on to the object stack */
- if (ctx->ppos && ctx->st[ctx->sp].s != LEJP_MP_COMMA_OR_END &&
- ctx->st[ctx->sp].s != LEJP_MP_ARRAY_END)
- ctx->path[ctx->ppos++] = '.';
-
- ctx->st[ctx->sp].p = ctx->ppos;
- ctx->st[ctx->sp].i = ctx->ipos;
- if (++ctx->sp == LWS_ARRAY_SIZE(ctx->st)) {
- ret = LEJP_REJECT_STACK_OVERFLOW;
- goto reject;
- }
- ctx->path[ctx->ppos] = '\0';
- ctx->st[ctx->sp].s = c;
- ctx->st[ctx->sp].b = 0;
- continue;
-
-append_npos:
- if (ctx->npos >= sizeof(ctx->buf)) {
- ret = LEJP_REJECT_NUM_TOO_LONG;
- goto reject;
- }
- ctx->buf[ctx->npos++] = c;
- continue;
-
-redo_character:
- json--;
- len++;
- }
-
- return LEJP_CONTINUE;
-
-reject:
- ctx->callback(ctx, LEJPCB_FAILED);
- return ret;
-}