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9eb3603299
Text parts returned by `g_mime_stream_mem_get_byte_array()' are not NULL terminated strings - add `json_quote_chararray()' to handle them correctly.
109 lines
3.4 KiB
C
109 lines
3.4 KiB
C
/* notmuch - Not much of an email program, (just index and search)
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*
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* Copyright © 2009 Dave Gamble
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* Copyright © 2009 Scott Robinson
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see http://www.gnu.org/licenses/ .
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*
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* Authors: Dave Gamble
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* Scott Robinson <scott@quadhome.com>
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*
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*/
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#include "notmuch-client.h"
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/* This function was derived from the print_string_ptr function of
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* cJSON (http://cjson.sourceforge.net/) and is used by permission of
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* the following license:
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*
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* Copyright (c) 2009 Dave Gamble
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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char *
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json_quote_chararray(const void *ctx, const char *str, const size_t len)
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{
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const char *ptr;
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char *ptr2;
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char *out;
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size_t loop;
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size_t required;
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if (len == 0)
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return (char *)"\"\"";
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for (loop = 0, required = 0, ptr = str;
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loop < len;
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loop++, required++, ptr++) {
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if (*ptr < 32 || *ptr == '\"' || *ptr == '\\')
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required++;
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}
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/*
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* + 3 for:
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* - leading quotation mark,
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* - trailing quotation mark,
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* - trailing NULL.
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*/
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out = talloc_array (ctx, char, required + 3);
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ptr = str;
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ptr2 = out;
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*ptr2++ = '\"';
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for (loop = 0; loop < len; loop++) {
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if (*ptr > 31 && *ptr != '\"' && *ptr != '\\') {
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*ptr2++ = *ptr++;
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} else {
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*ptr2++ = '\\';
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switch (*ptr++) {
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case '\"': *ptr2++ = '\"'; break;
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case '\\': *ptr2++ = '\\'; break;
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case '\b': *ptr2++ = 'b'; break;
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case '\f': *ptr2++ = 'f'; break;
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case '\n': *ptr2++ = 'n'; break;
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case '\r': *ptr2++ = 'r'; break;
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case '\t': *ptr2++ = 't'; break;
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default: ptr2--; break;
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}
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}
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}
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*ptr2++ = '\"';
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*ptr2++ = '\0';
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return out;
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}
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char *
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json_quote_str(const void *ctx, const char *str)
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{
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return (json_quote_chararray (ctx, str, strlen (str)));
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}
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