Annotation of mandoc/ml.c, Revision 1.4
1.4 ! kristaps 1: /* $Id: ml.c,v 1.3 2008/12/03 19:21:58 kristaps Exp $ */
1.1 kristaps 2: /*
3: * Copyright (c) 2008 Kristaps Dzonsons <kristaps@kth.se>
4: *
5: * Permission to use, copy, modify, and distribute this software for any
6: * purpose with or without fee is hereby granted, provided that the
7: * above copyright notice and this permission notice appear in all
8: * copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
11: * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
12: * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
13: * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
14: * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
15: * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
16: * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
17: * PERFORMANCE OF THIS SOFTWARE.
18: */
19: #include <stdlib.h>
20: #include <string.h>
21:
22: #include "libmdocml.h"
23: #include "private.h"
1.2 kristaps 24: #include "ml.h"
1.1 kristaps 25:
1.2 kristaps 26: #ifdef __linux__
27: extern size_t strlcat(char *, const char *, size_t);
28: extern size_t strlcpy(char *, const char *, size_t);
29: #endif
1.1 kristaps 30:
31:
1.2 kristaps 32: int
33: ml_nputstring(struct md_mbuf *p,
34: const char *buf, size_t sz, size_t *pos)
1.1 kristaps 35: {
36: int i;
1.4 ! kristaps 37: const char *seq;
! 38: size_t ssz;
1.1 kristaps 39:
1.2 kristaps 40: for (i = 0; i < (int)sz; i++) {
1.1 kristaps 41: switch (buf[i]) {
1.4 ! kristaps 42:
! 43: /* Ampersand ml-escape. */
1.1 kristaps 44: case ('&'):
1.4 ! kristaps 45: seq = "&";
! 46: ssz = 5;
1.1 kristaps 47: break;
1.4 ! kristaps 48:
! 49: /* Quotation ml-escape. */
1.1 kristaps 50: case ('"'):
1.4 ! kristaps 51: seq = """;
! 52: ssz = 6;
1.1 kristaps 53: break;
1.4 ! kristaps 54:
! 55: /* Lt ml-escape. */
1.1 kristaps 56: case ('<'):
1.4 ! kristaps 57: seq = "<";
! 58: ssz = 4;
1.1 kristaps 59: break;
1.4 ! kristaps 60:
! 61: /* Gt ml-escape. */
1.1 kristaps 62: case ('>'):
1.4 ! kristaps 63: seq = ">";
! 64: ssz = 4;
1.1 kristaps 65: break;
1.4 ! kristaps 66:
1.1 kristaps 67: default:
1.4 ! kristaps 68: seq = &buf[i];
! 69: ssz = 1;
1.1 kristaps 70: break;
71: }
1.4 ! kristaps 72:
! 73: if ( ! ml_nputs(p, seq, ssz, pos))
! 74: return(-1);
1.1 kristaps 75: }
1.2 kristaps 76: return(1);
1.1 kristaps 77: }
78:
79:
1.2 kristaps 80: int
81: ml_nputs(struct md_mbuf *p, const char *buf, size_t sz, size_t *pos)
1.1 kristaps 82: {
83:
1.4 ! kristaps 84: if (0 == sz)
! 85: return(1);
! 86:
1.2 kristaps 87: if ( ! md_buf_puts(p, buf, sz))
88: return(0);
89:
90: *pos += sz;
91: return(1);
1.1 kristaps 92: }
93:
94:
1.2 kristaps 95: int
1.3 kristaps 96: ml_puts(struct md_mbuf *p, const char *buf, size_t *pos)
97: {
98: size_t sz;
99:
1.4 ! kristaps 100: if (0 == (sz = strlen(buf)))
! 101: return(1);
! 102:
1.3 kristaps 103: if ( ! md_buf_puts(p, buf, sz))
104: return(0);
105: *pos += sz;
106: return(1);
107: }
108:
109:
110: int
1.2 kristaps 111: ml_putchars(struct md_mbuf *p, char buf, size_t count, size_t *pos)
1.1 kristaps 112: {
113: size_t i;
114:
1.2 kristaps 115: for (i = 0; i < count; i++)
116: if ( ! ml_nputs(p, &buf, 1, pos))
117: return(0);
1.1 kristaps 118:
1.2 kristaps 119: return(1);
1.1 kristaps 120: }
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