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Commit	Line	Data
	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	#ifdef HAVE_CHECK_H
	11	#include <check.h>
	12	#else
	13	#include "minicheck.h"
	14	#endif
	15
	16	#include <assert.h>
	17	#include <stdio.h>
	18	#include <string.h>
	19
	20	#include "chardata.h"
	21
	22
	23	static int
	24	xmlstrlen(const XML_Char *s)
	25	{
	26	int len = 0;
	27	assert(s != NULL);
	28	while (s[len] != 0)
	29	++len;
	30	return len;
	31	}
	32
	33
	34	void
	35	CharData_Init(CharData *storage)
	36	{
	37	assert(storage != NULL);
	38	storage->count = -1;
	39	}
	40
	41	void
	42	CharData_AppendString(CharData storage, const char s)
	43	{
	44	int maxchars = sizeof(storage->data) / sizeof(storage->data[0]);
	45	int len;
	46
	47	assert(s != NULL);
	48	len = strlen(s);
	49	if (storage->count < 0)
	50	storage->count = 0;
	51	if ((len + storage->count) > maxchars) {
	52	len = (maxchars - storage->count);
	53	}
	54	if (len + storage->count < sizeof(storage->data)) {
	55	memcpy(storage->data + storage->count, s, len);
	56	storage->count += len;
	57	}
	58	}
	59
	60	void
	61	CharData_AppendXMLChars(CharData storage, const XML_Char s, int len)
	62	{
	63	int maxchars;
	64
	65	assert(storage != NULL);
	66	assert(s != NULL);
	67	maxchars = sizeof(storage->data) / sizeof(storage->data[0]);
	68	if (storage->count < 0)
	69	storage->count = 0;
	70	if (len < 0)
	71	len = xmlstrlen(s);
	72	if ((len + storage->count) > maxchars) {
	73	len = (maxchars - storage->count);
	74	}
	75	if (len + storage->count < sizeof(storage->data)) {
	76	memcpy(storage->data + storage->count, s,
	77	len * sizeof(storage->data[0]));
	78	storage->count += len;
	79	}
	80	}
	81
	82	int
	83	CharData_CheckString(CharData storage, const char expected)
	84	{
	85	char buffer[1280];
	86	int len;
	87	int count;
	88
	89	assert(storage != NULL);
	90	assert(expected != NULL);
	91	count = (storage->count < 0) ? 0 : storage->count;
	92	len = strlen(expected);
	93	if (len != count) {
	94	if (sizeof(XML_Char) == 1)
	95	sprintf(buffer, "wrong number of data characters:"
	96	" got %d, expected %d:\n%s", count, len, storage->data);
	97	else
	98	sprintf(buffer,
	99	"wrong number of data characters: got %d, expected %d",
	100	count, len);
	101	fail(buffer);
	102	return 0;
	103	}
	104	if (memcmp(expected, storage->data, len) != 0) {
	105	fail("got bad data bytes");
	106	return 0;
	107	}
	108	return 1;
	109	}
	110
	111	int
	112	CharData_CheckXMLChars(CharData storage, const XML_Char expected)
	113	{
	114	char buffer[1024];
	115	int len = xmlstrlen(expected);
	116	int count;
	117
	118	assert(storage != NULL);
	119	count = (storage->count < 0) ? 0 : storage->count;
	120	if (len != count) {
	121	sprintf(buffer, "wrong number of data characters: got %d, expected %d",
	122	count, len);
	123	fail(buffer);
	124	return 0;
	125	}
	126	if (memcmp(expected, storage->data, len * sizeof(storage->data[0])) != 0) {
	127	fail("got bad data bytes");
	128	return 0;
	129	}
	130	return 1;
	131	}