Add hashcash, a tool used to sign email with a token guaranteeing that

it took some computation to send.

PR:		ports/62138
Submitted by:	David Bremner <bremner@unb.ca>

6 files changed, 61 insertions, 0 deletions

diff --git a/mail/hashcash/Makefile b/mail/hashcash/Makefile
new file mode 100644
index 000000000000..d24df2c9caf5
--- /dev/null
+++ b/mail/hashcash/Makefile
@@ -0,0 +1,19 @@
+# New ports collection makefile for:	hashcash
+# Date created:				Jan 30, 2003
+# Whom:					bremner@unb.ca
+#
+# $FreeBSD$
+#
+
+PORTNAME=	hashcash
+PORTVERSION=	0.28
+CATEGORIES=	mail
+MASTER_SITES=	http://www.cypherspace.org/hashcash/source/
+EXTRACT_SUFX=	.tgz
+
+MAINTAINER=	bremner@unb.ca
+COMMENT=	Anti-spam / denial of service counter-measure tool
+
+MAN1=		hashcash.1 sha1.1
+
+.include <bsd.port.mk>
diff --git a/mail/hashcash/distinfo b/mail/hashcash/distinfo
new file mode 100644
index 000000000000..47697baa82b7
--- /dev/null
+++ b/mail/hashcash/distinfo
@@ -0,0 +1 @@
+MD5 (hashcash-0.28.tgz) = 8c929d963fcb6240af251cca5990d741
diff --git a/mail/hashcash/files/patch-Makefile b/mail/hashcash/files/patch-Makefile
new file mode 100644
index 000000000000..d5de85cba777
--- /dev/null
+++ b/mail/hashcash/files/patch-Makefile
@@ -0,0 +1,16 @@
+--- Makefile.orig	Fri Sep 26 07:28:03 2003
++++ Makefile	Sun Feb  1 18:23:29 2004
+@@ -1,10 +1,9 @@
+ HC_VERS = 0.28
+-INSTALL_PATH = /usr/local/bin
+-MAN_INSTALL_PATH = /usr/share/man/man1
++INSTALL_PATH = ${PREFIX}/bin
++MAN_INSTALL_PATH = ${PREFIX}/man/man1
+ MAKEDEPEND = makedepend
+-COPT = -O3
+ LDFLAGS = $(CARCH)
+-CFLAGS = $(COPT) $(CWARN) $(CARCH)
++CFLAGS += $(CWARN) $(CARCH)
+ EXES = hashcash sha1 sha1test
+ INSTALL = /usr/bin/install
+ POD2MAN = pod2man
diff --git a/mail/hashcash/files/patch-hashcash-h b/mail/hashcash/files/patch-hashcash-h
new file mode 100644
index 000000000000..42496fec9e37
--- /dev/null
+++ b/mail/hashcash/files/patch-hashcash-h
@@ -0,0 +1,19 @@
+*** hashcash.h~	Fri Sep 26 02:28:03 2003
+--- hashcash.h	Fri Jan 30 14:13:22 2004
+***************
+*** 130,136 ****
+  /* simple function calling hashcash_parse, hashcash_count for convenience */
+  
+  int hashcash_check( const char* token, const char* resource, time_t now_time, 
+! 		    time_t validity_period, long grace_period, 
+  		    int required_bits );
+  
+  /* return how many tries per second the machine can do */
+--- 130,136 ----
+  /* simple function calling hashcash_parse, hashcash_count for convenience */
+  
+  int hashcash_check( const char* token, const char* resource, time_t now_time, 
+! 		    time_t validity_period, time_t grace_period, 
+  		    int required_bits );
+  
+  /* return how many tries per second the machine can do */
diff --git a/mail/hashcash/pkg-descr b/mail/hashcash/pkg-descr
new file mode 100644
index 000000000000..aee2f9f740a7
--- /dev/null
+++ b/mail/hashcash/pkg-descr
@@ -0,0 +1,4 @@
+The hashcash tool allows you to create hashcash tokens to attach to
+emails you send, and to verify hashcash tokens attached to emails you
+receive. A hashcash token constitutes a proof-of-work which takes a
+parameterizable amount of work to compute for the sender.  
diff --git a/mail/hashcash/pkg-plist b/mail/hashcash/pkg-plist
new file mode 100644
index 000000000000..3a4b284ea95b
--- /dev/null
+++ b/mail/hashcash/pkg-plist
@@ -0,0 +1,2 @@
+bin/hashcash
+bin/sha1