=================================================================== RCS file: /cvs/mandoc/html.c,v retrieving revision 1.177 retrieving revision 1.193 diff -u -p -r1.177 -r1.193 --- mandoc/html.c 2014/10/26 17:12:03 1.177 +++ mandoc/html.c 2017/01/08 16:38:26 1.193 @@ -1,15 +1,15 @@ -/* $Id: html.c,v 1.177 2014/10/26 17:12:03 schwarze Exp $ */ +/* $Id: html.c,v 1.193 2017/01/08 16:38:26 schwarze Exp $ */ /* * Copyright (c) 2008-2011, 2014 Kristaps Dzonsons - * Copyright (c) 2011, 2012, 2013, 2014 Ingo Schwarze + * Copyright (c) 2011-2015 Ingo Schwarze * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF @@ -30,9 +30,9 @@ #include "mandoc.h" #include "mandoc_aux.h" -#include "libmandoc.h" #include "out.h" #include "html.h" +#include "manconf.h" #include "main.h" struct htmldata { @@ -122,67 +122,30 @@ static const char *const roffscales[SCALE_MAX] = { }; static void bufncat(struct html *, const char *, size_t); -static void print_ctag(struct html *, enum htmltag); +static void print_ctag(struct html *, struct tag *); static int print_escape(char); static int print_encode(struct html *, const char *, int); static void print_metaf(struct html *, enum mandoc_esc); static void print_attr(struct html *, const char *, const char *); -static void *ml_alloc(char *); -static void * -ml_alloc(char *outopts) +void * +html_alloc(const struct manoutput *outopts) { struct html *h; - const char *toks[5]; - char *v; - toks[0] = "style"; - toks[1] = "man"; - toks[2] = "includes"; - toks[3] = "fragment"; - toks[4] = NULL; - h = mandoc_calloc(1, sizeof(struct html)); h->tags.head = NULL; - h->symtab = mchars_alloc(); + h->style = outopts->style; + h->base_man = outopts->man; + h->base_includes = outopts->includes; + if (outopts->fragment) + h->oflags |= HTML_FRAGMENT; - while (outopts && *outopts) - switch (getsubopt(&outopts, UNCONST(toks), &v)) { - case 0: - h->style = v; - break; - case 1: - h->base_man = v; - break; - case 2: - h->base_includes = v; - break; - case 3: - h->oflags |= HTML_FRAGMENT; - break; - default: - break; - } - - return(h); + return h; } -void * -html_alloc(char *outopts) -{ - - return(ml_alloc(outopts)); -} - -void * -xhtml_alloc(char *outopts) -{ - - return(ml_alloc(outopts)); -} - void html_free(void *p) { @@ -196,9 +159,6 @@ html_free(void *p) free(tag); } - if (h->symtab) - mchars_free(h->symtab); - free(h); } @@ -256,13 +216,11 @@ print_metaf(struct html *h, enum mandoc_esc deco) font = HTMLFONT_BI; break; case ESCAPE_FONT: - /* FALLTHROUGH */ case ESCAPE_FONTROMAN: font = HTMLFONT_NONE; break; default: abort(); - /* NOTREACHED */ } if (h->metaf) { @@ -320,12 +278,11 @@ html_strlen(const char *cp) cp++; switch (mandoc_escape(&cp, NULL, NULL)) { case ESCAPE_ERROR: - return(sz); + return sz; case ESCAPE_UNICODE: - /* FALLTHROUGH */ case ESCAPE_NUMBERED: - /* FALLTHROUGH */ case ESCAPE_SPECIAL: + case ESCAPE_OVERSTRIKE: if (skip) skip = 0; else @@ -338,7 +295,7 @@ html_strlen(const char *cp) break; } } - return(sz); + return sz; } static int @@ -359,17 +316,17 @@ print_escape(char c) printf("""); break; case ASCII_NBRSP: - putchar('-'); + printf(" "); break; case ASCII_HYPH: putchar('-'); - /* FALLTHROUGH */ + break; case ASCII_BREAK: break; default: - return(0); + return 0; } - return(1); + return 1; } static int @@ -408,15 +365,10 @@ print_encode(struct html *h, const char *p, int norecu switch (esc) { case ESCAPE_FONT: - /* FALLTHROUGH */ case ESCAPE_FONTPREV: - /* FALLTHROUGH */ case ESCAPE_FONTBOLD: - /* FALLTHROUGH */ case ESCAPE_FONTITALIC: - /* FALLTHROUGH */ case ESCAPE_FONTBI: - /* FALLTHROUGH */ case ESCAPE_FONTROMAN: if (0 == norecurse) print_metaf(h, esc); @@ -437,42 +389,39 @@ print_encode(struct html *h, const char *p, int norecu case ESCAPE_UNICODE: /* Skip past "u" header. */ c = mchars_num2uc(seq + 1, len - 1); - - /* - * XXX Security warning: - * For now, forbid Unicode obfuscation of ASCII - * characters. An audit of the callers is - * required before this can be removed. - */ - - if (c < 0x80) - c = 0xFFFD; - - printf("&#x%x;", c); break; case ESCAPE_NUMBERED: c = mchars_num2char(seq, len); - if ( ! ('\0' == c || print_escape(c))) - putchar(c); + if (c < 0) + continue; break; case ESCAPE_SPECIAL: - c = mchars_spec2cp(h->symtab, seq, len); - if (c > 0) - printf("&#%d;", c); - else if (-1 == c && 1 == len && - !print_escape(*seq)) - putchar((int)*seq); + c = mchars_spec2cp(seq, len); + if (c <= 0) + continue; break; case ESCAPE_NOSPACE: if ('\0' == *p) nospace = 1; + continue; + case ESCAPE_OVERSTRIKE: + if (len == 0) + continue; + c = seq[len - 1]; break; default: - break; + continue; } + if ((c < 0x20 && c != 0x09) || + (c > 0x7E && c < 0xA0)) + c = 0xFFFD; + if (c > 0x7E) + printf("&#%d;", c); + else if ( ! print_escape(c)) + putchar(c); } - return(nospace); + return nospace; } static void @@ -534,18 +483,30 @@ print_otag(struct html *h, enum htmltag tag, if ((HTML_AUTOCLOSE | HTML_CLRLINE) & htmltags[tag].flags) putchar('\n'); - return(t); + return t; } static void -print_ctag(struct html *h, enum htmltag tag) +print_ctag(struct html *h, struct tag *tag) { - printf("", htmltags[tag].name); - if (HTML_CLRLINE & htmltags[tag].flags) { + /* + * Remember to close out and nullify the current + * meta-font and table, if applicable. + */ + if (tag == h->metaf) + h->metaf = NULL; + if (tag == h->tblt) + h->tblt = NULL; + + printf("", htmltags[tag->tag].name); + if (HTML_CLRLINE & htmltags[tag->tag].flags) { h->flags |= HTML_NOSPACE; putchar('\n'); } + + h->tags.head = tag->next; + free(tag); } void @@ -589,8 +550,9 @@ print_text(struct html *h, const char *word) if ( ! print_encode(h, word, 0)) { if ( ! (h->flags & HTML_NONOSPACE)) h->flags &= ~HTML_NOSPACE; + h->flags &= ~HTML_NONEWLINE; } else - h->flags |= HTML_NOSPACE; + h->flags |= HTML_NOSPACE | HTML_NONEWLINE; if (h->metaf) { print_tagq(h, h->metaf); @@ -606,17 +568,7 @@ print_tagq(struct html *h, const struct tag *until) struct tag *tag; while ((tag = h->tags.head) != NULL) { - /* - * Remember to close out and nullify the current - * meta-font and table, if applicable. - */ - if (tag == h->metaf) - h->metaf = NULL; - if (tag == h->tblt) - h->tblt = NULL; - print_ctag(h, tag->tag); - h->tags.head = tag->next; - free(tag); + print_ctag(h, tag); if (until && tag == until) return; } @@ -630,17 +582,7 @@ print_stagq(struct html *h, const struct tag *suntil) while ((tag = h->tags.head) != NULL) { if (suntil && tag == suntil) return; - /* - * Remember to close out and nullify the current - * meta-font and table, if applicable. - */ - if (tag == h->metaf) - h->metaf = NULL; - if (tag == h->tblt) - h->tblt = NULL; - print_ctag(h, tag->tag); - h->tags.head = tag->next; - free(tag); + print_ctag(h, tag); } } @@ -720,7 +662,7 @@ buffmt_includes(struct html *h, const char *name) while (NULL != (p = strchr(pp, '%'))) { bufncat(h, pp, (size_t)(p - pp)); switch (*(p + 1)) { - case'I': + case 'I': bufcat(h, name); break; default: @@ -778,8 +720,8 @@ void bufcat_id(struct html *h, const char *src) { - /* Cf. . */ + /* Cf. . */ - while ('\0' != *src) - bufcat_fmt(h, "%.2x", *src++); + for (; '\0' != *src; src++) + bufncat(h, *src == ' ' ? "_" : src, 1); }