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Comment:Added basic support for HTTP responses
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SHA1: 7dfe29c1bc36cef488f5161e451d29df3777fec4
User & Date: rkeene on 2014-02-04 09:53:18
Other Links: manifest | tags
Context
2014-02-04
10:18
Added basic support for HTTP requests check-in: 4bbee8f607 user: rkeene tags: trunk
09:53
Added basic support for HTTP responses check-in: 7dfe29c1bc user: rkeene tags: trunk
07:43
Implemented basic stubs for sending files check-in: bdec14db58 user: rkeene tags: trunk
Changes
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Modified filed.c from [263f67c7ab] to [a1927fba4d].

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	/* XXX:TODO: Unimplemented */
	return(0);
}

struct filed_fileinfo {
	int fd;
	size_t len;
	char *lastmod;
	char *type;
};

static struct filed_fileinfo *filed_open_file(const char *path, struct filed_fileinfo *buffer) {
	/* XXX:TODO: Cache file descriptors */

	off_t len;
	int fd;

	fd = open(path, O_RDONLY);
	if (fd < 0) {
		return(NULL);
	}

	len = lseek(fd, 0, SEEK_END);
	lseek(fd, 0, SEEK_SET);

	buffer->fd = fd;
	buffer->len = len;

	/* XXX:TODO: Determine */
	buffer->type = "text/plain";
	buffer->lastmod = "Now";

	return(buffer);
}

static char *filed_get_http_request(FILE *fp, char *buffer, size_t buffer_len) {
	/* XXX:TODO: Unimplemented */
	setlinebuf(fp);

	/* XXX:TODO: Unimplemented */
	fp = fp;
	buffer = buffer;
	buffer_len = buffer_len;

	fflush(fp);

	return("./hello_world.txt");
}

static void filed_handle_client(int fd) {
	struct filed_fileinfo *fileinfo, fileinfo_b;
	char *path, path_b[1010];
	char *date_current;
	FILE *fp;

	/* XXX:TODO: Determine */
	date_current = "Now";

	/* Open socket as ANSI I/O for ease of use */
	fp = fdopen(fd, "w+b");
	if (fp == NULL) {
		close(fd);

		return;
	}

	path = filed_get_http_request(fp, path_b, sizeof(path_b));
	if (path == NULL) {
		fclose(fp);

		return;
	}

	fileinfo = filed_open_file(path, &fileinfo_b);
	if (fileinfo == NULL) {
		/* XXX: TODO: Return error page */
	} else {
		fprintf(fp, "HTTP/1.1 200 OK\r\nDate: %s\r\nServer: filed\r\nLast-Modified: %s\r\nContent-Length: %llu\r\nContent-Type: %s\r\nConnection: close\r\n\r\n",
			date_current,
			fileinfo->lastmod,
			(unsigned long long) fileinfo->len,
			fileinfo->type
		);
		/* XXX: TODO: Send HTTP response header */

		sendfile(fd, fileinfo->fd, NULL, fileinfo->len);

		close(fileinfo->fd);
	}

	fclose(fp);
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