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js_file.c 80.7 KiB
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	JSSTRING_TO_STRBUF(cx, str, p->name, sizeof(p->name), NULL);

	if(!JS_SetPrivate(cx, obj, p)) {
		dbprintf(TRUE, p, "JS_SetPrivate failed");
		return(JS_FALSE);
	}

	js_DescribeSyncObject(cx,obj,"Class used for opening, creating, reading, or writing files on the local file system<p>"
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		"Special features include:</h2><ol type=disc>"
			"<li>Exclusive-access files (default) or shared files<ol type=circle>"
				"<li>optional record-locking"
				"<li>buffered or non-buffered I/O"
				"</ol>"
			"<li>Support for binary files<ol type=circle>"
				"<li>native or network byte order (endian)"
				"<li>automatic Unix-to-Unix (<i>UUE</i>), yEncode (<i>yEnc</i>) or Base64 encoding/decoding"
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				"</ol>"
			"<li>Support for ASCII text files<ol type=circle>"
				"<li>supports line-based I/O<ol type=square>"
					"<li>entire file may be read or written as an array of strings"
					"<li>individual lines may be read or written one line at a time"
					"</ol>"
				"<li>supports fixed-length records<ol type=square>"
					"<li>optional end-of-text (<i>etx</i>) character for automatic record padding/termination"
					"<li>Synchronet <tt>.dat</tt> files use an <i>etx</i> value of 3 (Ctrl-C)"
					"</ol>"
				"<li>supports <tt>.ini</tt> formated configuration files<ol type=square>"
					"<li>concept and support of <i>root</i> ini sections added in v3.12"
					"</ol>"
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				"<li>optional ROT13 encoding/translation"
				"</ol>"
			"<li>Dynamically-calculated industry standard checksums (e.g. CRC-16, CRC-32, MD5)"
			"</ol>"
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			);
	js_DescribeSyncConstructor(cx,obj,"To create a new File object: <tt>var f = new File(<i>filename</i>)</tt>");
	js_CreateArrayOfStrings(cx, obj, "_property_desc_list", file_prop_desc, JSPROP_READONLY);
#endif

	dbprintf(FALSE, p, "object constructed");
	return(JS_TRUE);
}

JSObject* DLLCALL js_CreateFileClass(JSContext* cx, JSObject* parent)
{
	JSObject*	obj;
	obj = JS_InitClass(cx, parent, NULL
		,&js_file_class
		,js_file_constructor
		,1		/* number of constructor args */
		,NULL	/* props, set in constructor */
		,NULL	/* funcs, set in constructor */
	return(obj);
JSObject* DLLCALL js_CreateFileObject(JSContext* cx, JSObject* parent, char *name, int fd, const char* mode)
{
	JSObject* obj;
	private_t*	p;
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	int newfd = dup(fd);
	FILE* fp;
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	if (newfd == -1)
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	fp = fdopen(newfd, mode);
	if(fp == NULL) {
		close(newfd);
		return NULL;
	}

	obj = JS_DefineObject(cx, parent, name, &js_file_class, NULL
		,JSPROP_ENUMERATE|JSPROP_READONLY);
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	if((p=(private_t*)calloc(1,sizeof(private_t)))==NULL) {
		fclose(fp);
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	}

	p->fp=fp;
	p->debug=JS_FALSE;

	if(!JS_SetPrivate(cx, obj, p)) {
		dbprintf(TRUE, p, "JS_SetPrivate failed");
		return(NULL);
	}
	dbprintf(FALSE, p, "object created");

	return(obj);
}


#endif	/* JAVSCRIPT */