diff --git a/ssheven-constants.r b/ssheven-constants.r
new file mode 100644
index 0000000..4436939
--- /dev/null
+++ b/ssheven-constants.r
@@ -0,0 +1,29 @@
+/* used as both a C and resource file include, so keep it simple */
+
+#ifndef __SSHEVEN_CONSTANTS_R__
+#define __SSHEVEN_CONSTANTS_R__
+
+/* so many versions */
+#define SSHEVEN_VERSION             "0.1.0"
+#define SSHEVEN_LONG_VERSION        "0.1.0 prerelease, by cy384"
+#define SSHEVEN_DESCRIPTION         "ssheven 0.1.0 by cy384"
+#define SSHEVEN_VERSION_MAJOR       0x00
+#define SSHEVEN_VERSION_MINOR       0x10
+#define SSHEVEN_VERSION_PRERELEASE  0x01
+
+/* options: development, alpha, beta, release */
+#define SSHEVEN_RELEASE_TYPE        development
+#define SSHEVEN_RELEASE_REGION      verUS
+
+/* requested number of bytes for RAM, used in SIZE resource */
+#define SSHEVEN_MINIMUM_PARTITION  1024*1024
+#define SSHEVEN_REQUIRED_PARTITION SSHEVEN_MINIMUM_PARTITION
+
+/* size for recv and send thread buffers */
+#define SSHEVEN_BUFFER_SIZE 4096
+
+/* terminal type to send over ssh, determines features etc.
+ * "vanilla" supports basically nothing, which is good for us here */
+#define SSHEVEN_TERMINAL_TYPE "vanilla"
+
+#endif
diff --git a/ssheven.c b/ssheven.c
index 661234d..0b84b79 100644
--- a/ssheven.c
+++ b/ssheven.c
@@ -57,7 +57,7 @@ static pascal void yield_notifier(void* contextPtr, OTEventCode code, OTResult r
 // read from the channel and print to console
 void ssh_read(void)
 {
-	int rc = libssh2_channel_read(ssh_con.channel, ssh_con.recv_buffer, BUFFER_SIZE);
+	int rc = libssh2_channel_read(ssh_con.channel, ssh_con.recv_buffer, SSHEVEN_BUFFER_SIZE);
 
 	if (rc == 0) return;
 
@@ -352,7 +352,7 @@ void ssh_setup_terminal(void)
 {
 	int rc = 0;
 
-	SSH_CHECK(libssh2_channel_request_pty(ssh_con.channel, TERMINAL_TYPE));
+	SSH_CHECK(libssh2_channel_request_pty(ssh_con.channel, SSHEVEN_TERMINAL_TYPE));
 	SSH_CHECK(libssh2_channel_shell(ssh_con.channel));
 }
 
@@ -492,8 +492,8 @@ int main(int argc, char** argv)
 
 	if (ok)
 	{
-		ssh_con.recv_buffer = OTAllocMem(BUFFER_SIZE);
-		ssh_con.send_buffer = OTAllocMem(BUFFER_SIZE);
+		ssh_con.recv_buffer = OTAllocMem(SSHEVEN_BUFFER_SIZE);
+		ssh_con.send_buffer = OTAllocMem(SSHEVEN_BUFFER_SIZE);
 
 		if (ssh_con.recv_buffer == NULL || ssh_con.send_buffer == NULL)
 		{
diff --git a/ssheven.h b/ssheven.h
index 2c61704..9e7cf64 100644
--- a/ssheven.h
+++ b/ssheven.h
@@ -22,15 +22,8 @@
 // libssh2
 #include <libssh2.h>
 
-// version string
-#define SSHEVEN_VERSION "0.1.0"
-
-// size for recv and send thread buffers
-#define BUFFER_SIZE 4096
-
-// terminal type to send over ssh, determines features etc.
-// "vanilla" supports basically nothing, which is good for us here
-#define TERMINAL_TYPE "vanilla"
+// ssheven constants
+#include "ssheven-constants.r"
 
 // sinful globals
 struct ssheven_console
diff --git a/ssheven.r b/ssheven.r
index e8f799c..e393e7b 100644
--- a/ssheven.r
+++ b/ssheven.r
@@ -1,3 +1,5 @@
+#include "ssheven-constants.r"
+
 #include "Dialogs.r"
 
 resource 'DLOG' (128) {
@@ -61,29 +63,36 @@ resource 'SIZE' (-1) {
 	reserved,
 	reserved,
 	reserved,
-	1024 * 1024,
-	1024 * 1024
+	SSHEVEN_MINIMUM_PARTITION,
+	SSHEVEN_REQUIRED_PARTITION
 };
 
 
 #include "MacTypes.r"
 /* see macintosh tb essentials page 7-31 */
+/* yes, we need two */
+/* first one displayed in version field of info window */
 resource 'vers' (1, purgeable) {
-	0x01, 0x00, development, 0x01, verUS,
-	"0.1.0",
-	"0.1.0 prerelease, by cy384"
+	SSHEVEN_VERSION_MAJOR, SSHEVEN_VERSION_MINOR,
+	SSHEVEN_RELEASE_TYPE, SSHEVEN_VERSION_PRERELEASE,
+	SSHEVEN_RELEASE_REGION,
+	SSHEVEN_VERSION,
+	SSHEVEN_LONG_VERSION
 };
 
+/* second one displayed beneath icon at top of info window */
 resource 'vers' (2, purgeable) {
-	0x01, 0x00, development, 0x01, verUS,
-	"0.1.0",
-	"0.1.0 prerelease, by cy384"
+	SSHEVEN_VERSION_MAJOR, SSHEVEN_VERSION_MINOR,
+	SSHEVEN_RELEASE_TYPE, SSHEVEN_VERSION_PRERELEASE,
+	SSHEVEN_RELEASE_REGION,
+	SSHEVEN_VERSION,
+	SSHEVEN_LONG_VERSION
 };
 
 /* signature resource */
 type 'SSH7' as 'STR ';
 resource 'SSH7' (0, purgeable) {
-	"ssheven 0.1.0 by cy384"
+	SSHEVEN_DESCRIPTION
 };
 
 #include "Finder.r"