1 /* Copyright (c) 1998-2003 Thai Open Source Software Center Ltd
2 See the file COPYING for copying permission.
3
4 chardata.c
5 */
6
7 #ifdef HAVE_EXPAT_CONFIG_H
8 #include <expat_config.h>
9 #endif
10 #include "minicheck.h"
11
12 #include <assert.h>
13 #include <stdio.h>
14 #include <string.h>
15
16 #include "chardata.h"
17
18
19 static int
xmlstrlen(const XML_Char * s)20 xmlstrlen(const XML_Char *s)
21 {
22 int len = 0;
23 assert(s != NULL);
24 while (s[len] != 0)
25 ++len;
26 return len;
27 }
28
29
30 void
CharData_Init(CharData * storage)31 CharData_Init(CharData *storage)
32 {
33 assert(storage != NULL);
34 storage->count = -1;
35 }
36
37 void
CharData_AppendString(CharData * storage,const char * s)38 CharData_AppendString(CharData *storage, const char *s)
39 {
40 int maxchars = sizeof(storage->data) / sizeof(storage->data[0]);
41 int len;
42
43 assert(s != NULL);
44 len = strlen(s);
45 if (storage->count < 0)
46 storage->count = 0;
47 if ((len + storage->count) > maxchars) {
48 len = (maxchars - storage->count);
49 }
50 if (len + storage->count < (int)sizeof(storage->data)) {
51 memcpy(storage->data + storage->count, s, len);
52 storage->count += len;
53 }
54 }
55
56 void
CharData_AppendXMLChars(CharData * storage,const XML_Char * s,int len)57 CharData_AppendXMLChars(CharData *storage, const XML_Char *s, int len)
58 {
59 int maxchars;
60
61 assert(storage != NULL);
62 assert(s != NULL);
63 maxchars = sizeof(storage->data) / sizeof(storage->data[0]);
64 if (storage->count < 0)
65 storage->count = 0;
66 if (len < 0)
67 len = xmlstrlen(s);
68 if ((len + storage->count) > maxchars) {
69 len = (maxchars - storage->count);
70 }
71 if (len + storage->count < (int)sizeof(storage->data)) {
72 memcpy(storage->data + storage->count, s,
73 len * sizeof(storage->data[0]));
74 storage->count += len;
75 }
76 }
77
78 int
CharData_CheckString(CharData * storage,const char * expected)79 CharData_CheckString(CharData *storage, const char *expected)
80 {
81 char buffer[1280];
82 int len;
83 int count;
84
85 assert(storage != NULL);
86 assert(expected != NULL);
87 count = (storage->count < 0) ? 0 : storage->count;
88 len = strlen(expected);
89 if (len != count) {
90 if (sizeof(XML_Char) == 1)
91 sprintf(buffer, "wrong number of data characters:"
92 " got %d, expected %d:\n%s", count, len, storage->data);
93 else
94 sprintf(buffer,
95 "wrong number of data characters: got %d, expected %d",
96 count, len);
97 fail(buffer);
98 return 0;
99 }
100 if (memcmp(expected, storage->data, len) != 0) {
101 fail("got bad data bytes");
102 return 0;
103 }
104 return 1;
105 }
106
107 int
CharData_CheckXMLChars(CharData * storage,const XML_Char * expected)108 CharData_CheckXMLChars(CharData *storage, const XML_Char *expected)
109 {
110 char buffer[1024];
111 int len = xmlstrlen(expected);
112 int count;
113
114 assert(storage != NULL);
115 count = (storage->count < 0) ? 0 : storage->count;
116 if (len != count) {
117 sprintf(buffer, "wrong number of data characters: got %d, expected %d",
118 count, len);
119 fail(buffer);
120 return 0;
121 }
122 if (memcmp(expected, storage->data, len * sizeof(storage->data[0])) != 0) {
123 fail("got bad data bytes");
124 return 0;
125 }
126 return 1;
127 }
128