diff options
Diffstat (limited to 'ml.c')
| -rw-r--r-- | ml.c | 184 |
1 files changed, 184 insertions, 0 deletions
@@ -0,0 +1,184 @@ +/* $Id$ */ +/* + * Copyright (c) 2008 Kristaps Dzonsons <kristaps@kth.se> + * + * 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 WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE + * AUTHOR 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 OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ +#include <stdlib.h> +#include <string.h> + +#include "libmdocml.h" +#include "private.h" + + +#define MAXINDENT 8 + +static ssize_t ml_puts(struct md_mbuf *, const char *); +static ssize_t ml_putchar(struct md_mbuf *, char); +static ssize_t ml_putstring(struct md_mbuf *, const char *); + + +static ssize_t +ml_puts(struct md_mbuf *p, const char *buf) +{ + + return(ml_nputs(p, buf, strlen(buf))); +} + + +static ssize_t +ml_putchar(struct md_mbuf *p, char buf) +{ + + return(ml_nputs(p, &buf, 1)); +} + + +static ssize_t +ml_putstring(struct md_mbuf *p, const char *buf) +{ + + return(ml_nputstring(p, buf, strlen(buf))); +} + + +ssize_t +ml_begintag(struct md_mbuf *p, const char *name, + int *argc, char **argv) +{ + int i; + ssize_t res, sz; + + res = 0; + + if (-1 == (sz = ml_nputs(p, "<", 1))) + return(-1); + res += sz; + + if (-1 == (sz = ml_puts(p, name))) + return(-1); + res += sz; + + for (i = 0; ROFF_ARGMAX != argc[i]; i++) { + if (-1 == (sz = ml_nputs(p, " ", 1))) + return(-1); + res += sz; + + if (-1 == (sz = ml_puts(p, tokargnames[argc[i]]))) + return(-1); + res += sz; + + if (-1 == (sz = ml_nputs(p, "=\"", 2))) + return(-1); + res += sz; + + if (-1 == (sz = ml_putstring(p, argv[i] ? + argv[i] : "true"))) + return(-1); + res += sz; + + if (-1 == (sz = ml_nputs(p, "\"", 1))) + return(-1); + res += sz; + } + + if (-1 == (sz = ml_nputs(p, ">", 1))) + return(-1); + + return(res + sz); +} + + +ssize_t +ml_endtag(struct md_mbuf *p, const char *tag) +{ + ssize_t res, sz; + + res = 0; + + if (-1 == (sz = ml_nputs(p, "</", 2))) + return(-1); + res += sz; + + if (-1 == (sz = ml_puts(p, tag))) + return(-1); + res += sz; + + if (-1 == (sz = ml_nputs(p, ">", 1))) + return(-1); + + return(res + sz); +} + + +ssize_t +ml_nputstring(struct md_mbuf *p, const char *buf, size_t bufsz) +{ + int i; + ssize_t res, sz; + + res = 0; + + for (i = 0; i < (int)bufsz; i++) { + switch (buf[i]) { + case ('&'): + if (-1 == (sz = ml_nputs(p, "&", 5))) + return(-1); + break; + case ('"'): + if (-1 == (sz = ml_nputs(p, """, 6))) + return(-1); + break; + case ('<'): + if (-1 == (sz = ml_nputs(p, "<", 4))) + return(-1); + break; + case ('>'): + if (-1 == (sz = ml_nputs(p, ">", 4))) + return(-1); + break; + default: + if (-1 == (sz = ml_putchar(p, buf[i]))) + return(-1); + break; + } + res += sz; + } + return(res); +} + + +ssize_t +ml_nputs(struct md_mbuf *p, const char *buf, size_t sz) +{ + + return(0 == md_buf_puts(p, buf, sz) ? -1 : (ssize_t)sz); +} + + +ssize_t +ml_indent(struct md_mbuf *p, int indent) +{ + size_t i; + ssize_t res, sz; + + res = sz 0; + + /* LINTED */ + for (i = 0; i < MIN(indent, MAXINDENT); i++, res += sz) + if (-1 == (sz = ml_nputs(p, " ", 4))) + return(-1); + return(res); +} |