mirror of
https://gitlab.com/kicad/code/kicad.git
synced 2025-09-14 02:03:12 +02:00
d17cef95fd
The previous converter (maddy) is still available, during some time. We therefore have the time to choose between them. sundown is better to convert a md text, but is written to C maddy has a few issues to convert a md text, but is written to C++ Both have no dependency.
90 lines
2.2 KiB
C
90 lines
2.2 KiB
C
#include <assert.h>
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#include <stdio.h>
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#include <string.h>
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#include "houdini.h"
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#define ESCAPE_GROW_FACTOR( x ) ( ( (x) * 12 ) / 10 ) /* this is very scientific, yes */
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/**
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* According to the OWASP rules:
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*
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* & --> &
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* < --> <
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* > --> >
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* " --> "
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* ' --> ' ' is not recommended
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* / --> / forward slash is included as it helps end an HTML entity
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*
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*/
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static const char HTML_ESCAPE_TABLE[] =
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{
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 1, 0, 0, 0, 2, 3, 0, 0, 0, 0, 0, 0, 0, 4,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5, 0, 6, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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};
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static const char* HTML_ESCAPES[] =
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{
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"",
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""",
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"&",
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"'",
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"/",
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"<",
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">"
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};
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void houdini_escape_html0( struct buf* ob, const uint8_t* src, size_t size, int secure )
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{
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size_t i = 0, org, esc = 0;
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bufgrow( ob, ESCAPE_GROW_FACTOR( size ) );
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while( i < size )
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{
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org = i;
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while( i < size && (esc = HTML_ESCAPE_TABLE[src[i]]) == 0 )
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i++;
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if( i > org )
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bufput( ob, src + org, i - org );
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/* escaping */
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if( i >= size )
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break;
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/* The forward slash is only escaped in secure mode */
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if( src[i] == '/' && !secure )
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{
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bufputc( ob, '/' );
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}
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else
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{
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bufputs( ob, HTML_ESCAPES[esc] );
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}
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i++;
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}
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}
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void houdini_escape_html( struct buf* ob, const uint8_t* src, size_t size )
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{
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houdini_escape_html0( ob, src, size, 1 );
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}
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