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-rw-r--r--html.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/html.c b/html.c
index 1237076..83fc7a9 100644
--- a/html.c
+++ b/html.c
@@ -1,101 +1,106 @@
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)
39{
40 write(htmlfd, data, size);
41}
42
38void html(const char *txt) 43void html(const char *txt)
39{ 44{
40 write(htmlfd, txt, strlen(txt)); 45 write(htmlfd, txt, strlen(txt));
41} 46}
42 47
43void htmlf(const char *format, ...) 48void htmlf(const char *format, ...)
44{ 49{
45 static char buf[65536]; 50 static char buf[65536];
46 va_list args; 51 va_list args;
47 52
48 va_start(args, format); 53 va_start(args, format);
49 vsnprintf(buf, sizeof(buf), format, args); 54 vsnprintf(buf, sizeof(buf), format, args);
50 va_end(args); 55 va_end(args);
51 html(buf); 56 html(buf);
52} 57}
53 58
54void html_status(int code, int more_headers) 59void html_status(int code, int more_headers)
55{ 60{
56 htmlf("Status: %d\n", code); 61 htmlf("Status: %d\n", code);
57 if (!more_headers) 62 if (!more_headers)
58 html("\n"); 63 html("\n");
59} 64}
60 65
61void html_txt(char *txt) 66void html_txt(char *txt)
62{ 67{
63 char *t = txt; 68 char *t = txt;
64 while(t && *t){ 69 while(t && *t){
65 int c = *t; 70 int c = *t;
66 if (c=='<' || c=='>' || c=='&') { 71 if (c=='<' || c=='>' || c=='&') {
67 write(htmlfd, txt, t - txt); 72 write(htmlfd, txt, t - txt);
68 if (c=='>') 73 if (c=='>')
69 html("&gt;"); 74 html("&gt;");
70 else if (c=='<') 75 else if (c=='<')
71 html("&lt;"); 76 html("&lt;");
72 else if (c=='&') 77 else if (c=='&')
73 html("&amp;"); 78 html("&amp;");
74 txt = t+1; 79 txt = t+1;
75 } 80 }
76 t++; 81 t++;
77 } 82 }
78 if (t!=txt) 83 if (t!=txt)
79 html(txt); 84 html(txt);
80} 85}
81 86
82void html_ntxt(int len, char *txt) 87void html_ntxt(int len, char *txt)
83{ 88{
84 char *t = txt; 89 char *t = txt;
85 while(t && *t && len--){ 90 while(t && *t && len--){
86 int c = *t; 91 int c = *t;
87 if (c=='<' || c=='>' || c=='&') { 92 if (c=='<' || c=='>' || c=='&') {
88 write(htmlfd, txt, t - txt); 93 write(htmlfd, txt, t - txt);
89 if (c=='>') 94 if (c=='>')
90 html("&gt;"); 95 html("&gt;");
91 else if (c=='<') 96 else if (c=='<')
92 html("&lt;"); 97 html("&lt;");
93 else if (c=='&') 98 else if (c=='&')
94 html("&amp;"); 99 html("&amp;");
95 txt = t+1; 100 txt = t+1;
96 } 101 }
97 t++; 102 t++;
98 } 103 }
99 if (t!=txt) 104 if (t!=txt)
100 write(htmlfd, txt, t - txt); 105 write(htmlfd, txt, t - txt);
101 if (len<0) 106 if (len<0)