diff -r 000000000000 -r ae7b3fa753dc xml_attached_file.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/xml_attached_file.c	Thu Nov 16 08:30:26 2006 +0000
@@ -0,0 +1,144 @@
+/*
+ * This program converts an attached file (which has previously been
+ * downloaded from sourceforge) into bugzilla-style XML.
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#ifdef __linux__
+#include <getopt.h>
+#endif
+
+#ifdef __linux__
+static struct option long_options[] = {
+    {"type", 1, 0, 't'},
+    {"id", 1, 0, 'i'},
+    {"patch", 0, 0, 'p'},
+    {0, 0, 0, 0}
+};
+
+static char *long_option_str(char opt)
+{
+    int i;
+    static char buf[100];
+    for(i=0;long_options[i].name;i++)
+	if (long_options[i].val==opt)
+	{
+	    sprintf(buf,", --%s",long_options[i].name);
+	    return buf;
+	}
+    return "";
+}
+#else
+#define long_option_str(opt)    ""
+#endif
+
+usage()
+{
+    fprintf(stderr,"Usage: xml_attached_file [OPTION] file\n");
+    fprintf(stderr,"\n");
+    fprintf(stderr,"  -t%s=MIME-type	    MIME type to use\n",
+      long_option_str('t'));
+    fprintf(stderr,"  -i%s=ID	            Attachment ID to use\n",
+      long_option_str('i'));
+    fprintf(stderr,"  -p%s	            Mark attachment as a patch\n",
+      long_option_str('p'));
+    exit(1);
+}
+
+/* Note that we limit line lengths to 76 characters following RFC 2045
+ * (bugzilla uses MIME::Base64). This isn't strictly compliant with RFC 4648.
+ */
+static void base64_encode(FILE *in,FILE *out)
+{
+    int ng=0;		/* 76 characters == 19 groups */
+    size_t nb;
+    unsigned char bytes[3];
+    const char alphabet[64]=
+      "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
+    while ((nb=fread(bytes,1,3,in))==3)
+    {
+	if (ng++>=19)
+	{
+	    putc('\n',out);
+	    ng=1;
+	}
+	putc(alphabet[bytes[0]>>2],out);
+	putc(alphabet[(bytes[0]<<4|bytes[1]>>4)&0x3F],out);
+	putc(alphabet[(bytes[1]<<2|bytes[2]>>6)&0x3F],out);
+	putc(alphabet[bytes[2]&0x3F],out);
+    }
+    if (nb)
+    {
+	if (ng>=19)
+	    putc('\n',out);
+	putc(alphabet[bytes[0]>>2],out);
+	if (nb==2)
+	{
+	    putc(alphabet[(bytes[0]<<4|bytes[1]>>4)&0x3F],out);
+	    putc(alphabet[bytes[1]<<2&0x3F],out);
+	}
+	else
+	{
+	    putc(alphabet[bytes[0]<<4&0x3F],out);
+	    putc('=',out);
+	}
+	putc('=',out);
+    }
+}
+
+int main(int argc,char **argv)
+{
+    int c;
+    FILE *fp;
+    unsigned long id=0;
+    int ispatch=0;
+    char *type=NULL;
+    for(;;)
+    {
+#ifdef __linux__
+	int option_index=0;
+	c=getopt_long(argc,argv,"t:i:p",long_options,&option_index);
+#else
+	c=getopt(argc,argv,"t:i:p");
+#endif
+	if (c<0)
+	    break;
+	switch(c)
+	{
+	    case 't':
+		type=optarg;
+		break;
+	    case 'i':
+		id=strtoul(optarg,NULL,10);
+		break;
+	    case 'p':
+		ispatch=1;
+		break;
+	    default:
+		usage();
+	}
+    }
+    if (optind<argc)
+    {
+	fp=fopen(argv[optind],"rb");
+	if (!fp)
+	{
+	    perror(argv[optind]);
+	    exit(1);
+	}
+    }
+    else
+	fp=stdin;
+    printf("<attachment ispatch=\"%d\">\n",ispatch);
+    if (id)
+	printf("  <attachid>%lu</attachid>\n",id);
+    if (type)
+	printf("  <type>%s</type>\n",type);
+    printf("  <data encoding=\"base64\">\n");
+    base64_encode(fp,stdout);
+    printf("\n  </data>\n");
+    printf("</attachment>\n");
+    exit(0);
+}