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path: root/html.c
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-rw-r--r--html.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/html.c b/html.c
index 83fc7a9..36e9a2f 100644
--- a/html.c
+++ b/html.c
@@ -1,125 +1,125 @@
1/* html.c: helper functions for html output 1/* html.c: helper functions for html output
2 * 2 *
3 * Copyright (C) 2006 Lars Hjemli 3 * Copyright (C) 2006 Lars Hjemli
4 * 4 *
5 * Licensed under GNU General Public License v2 5 * Licensed under GNU General Public License v2
6 * (see COPYING for full license text) 6 * (see COPYING for full license text)
7 */ 7 */
8 8
9#include <unistd.h> 9#include <unistd.h>
10#include <stdio.h> 10#include <stdio.h>
11#include <stdlib.h> 11#include <stdlib.h>
12#include <stdarg.h> 12#include <stdarg.h>
13#include <string.h> 13#include <string.h>
14#include <errno.h> 14#include <errno.h>
15 15
16int htmlfd = STDOUT_FILENO; 16int htmlfd = STDOUT_FILENO;
17 17
18char *fmt(const char *format, ...) 18char *fmt(const char *format, ...)
19{ 19{
20 static char buf[8][1024]; 20 static char buf[8][1024];
21 static int bufidx; 21 static int bufidx;
22 int len; 22 int len;
23 va_list args; 23 va_list args;
24 24
25 bufidx++; 25 bufidx++;
26 bufidx &= 7; 26 bufidx &= 7;
27 27
28 va_start(args, format); 28 va_start(args, format);
29 len = vsnprintf(buf[bufidx], sizeof(buf[bufidx]), format, args); 29 len = vsnprintf(buf[bufidx], sizeof(buf[bufidx]), format, args);
30 va_end(args); 30 va_end(args);
31 if (len>sizeof(buf[bufidx])) { 31 if (len>sizeof(buf[bufidx])) {
32 fprintf(stderr, "[html.c] string truncated: %s\n", format); 32 fprintf(stderr, "[html.c] string truncated: %s\n", format);
33 exit(1); 33 exit(1);
34 } 34 }
35 return buf[bufidx]; 35 return buf[bufidx];
36} 36}
37 37
38void html_raw(const char *data, size_t size) 38void html_raw(const char *data, size_t size)
39{ 39{
40 write(htmlfd, data, size); 40 write(htmlfd, data, size);
41} 41}
42 42
43void html(const char *txt) 43void html(const char *txt)
44{ 44{
45 write(htmlfd, txt, strlen(txt)); 45 write(htmlfd, txt, strlen(txt));
46} 46}
47 47
48void htmlf(const char *format, ...) 48void htmlf(const char *format, ...)
49{ 49{
50 static char buf[65536]; 50 static char buf[65536];
51 va_list args; 51 va_list args;
52 52
53 va_start(args, format); 53 va_start(args, format);
54 vsnprintf(buf, sizeof(buf), format, args); 54 vsnprintf(buf, sizeof(buf), format, args);
55 va_end(args); 55 va_end(args);
56 html(buf); 56 html(buf);
57} 57}
58 58
59void html_status(int code, int more_headers) 59void html_status(int code, const char *msg, int more_headers)
60{ 60{
61 htmlf("Status: %d\n", code); 61 htmlf("Status: %d %s\n", code, msg);
62 if (!more_headers) 62 if (!more_headers)
63 html("\n"); 63 html("\n");
64} 64}
65 65
66void html_txt(char *txt) 66void html_txt(char *txt)
67{ 67{
68 char *t = txt; 68 char *t = txt;
69 while(t && *t){ 69 while(t && *t){
70 int c = *t; 70 int c = *t;
71 if (c=='<' || c=='>' || c=='&') { 71 if (c=='<' || c=='>' || c=='&') {
72 write(htmlfd, txt, t - txt); 72 write(htmlfd, txt, t - txt);
73 if (c=='>') 73 if (c=='>')
74 html("&gt;"); 74 html("&gt;");
75 else if (c=='<') 75 else if (c=='<')
76 html("&lt;"); 76 html("&lt;");
77 else if (c=='&') 77 else if (c=='&')
78 html("&amp;"); 78 html("&amp;");
79 txt = t+1; 79 txt = t+1;
80 } 80 }
81 t++; 81 t++;
82 } 82 }
83 if (t!=txt) 83 if (t!=txt)
84 html(txt); 84 html(txt);
85} 85}
86 86
87void html_ntxt(int len, char *txt) 87void html_ntxt(int len, char *txt)
88{ 88{
89 char *t = txt; 89 char *t = txt;
90 while(t && *t && len--){ 90 while(t && *t && len--){
91 int c = *t; 91 int c = *t;
92 if (c=='<' || c=='>' || c=='&') { 92 if (c=='<' || c=='>' || c=='&') {
93 write(htmlfd, txt, t - txt); 93 write(htmlfd, txt, t - txt);
94 if (c=='>') 94 if (c=='>')
95 html("&gt;"); 95 html("&gt;");
96 else if (c=='<') 96 else if (c=='<')
97 html("&lt;"); 97 html("&lt;");
98 else if (c=='&') 98 else if (c=='&')
99 html("&amp;"); 99 html("&amp;");
100 txt = t+1; 100 txt = t+1;
101 } 101 }
102 t++; 102 t++;
103 } 103 }
104 if (t!=txt) 104 if (t!=txt)
105 write(htmlfd, txt, t - txt); 105 write(htmlfd, txt, t - txt);
106 if (len<0) 106 if (len<0)
107 html("..."); 107 html("...");
108} 108}
109 109
110void html_attr(char *txt) 110void html_attr(char *txt)
111{ 111{
112 char *t = txt; 112 char *t = txt;
113 while(t && *t){ 113 while(t && *t){
114 int c = *t; 114 int c = *t;
115 if (c=='<' || c=='>' || c=='\'') { 115 if (c=='<' || c=='>' || c=='\'') {
116 write(htmlfd, txt, t - txt); 116 write(htmlfd, txt, t - txt);
117 if (c=='>') 117 if (c=='>')
118 html("&gt;"); 118 html("&gt;");
119 else if (c=='<') 119 else if (c=='<')
120 html("&lt;"); 120 html("&lt;");
121 else if (c=='\'') 121 else if (c=='\'')
122 html("&quote;"); 122 html("&quote;");
123 txt = t+1; 123 txt = t+1;
124 } 124 }
125 t++; 125 t++;