changes from plan 9. some clean-up.

1 files changed, 29 insertions, 1 deletions

diff --git a/src/libsec/port/decodepem.c b/src/libsec/port/decodepem.c
index 194a4558..a0b00946 100644
--- a/src/libsec/port/decodepem.c
+++ b/src/libsec/port/decodepem.c
@@ -6,7 +6,7 @@
 #define STRLEN(s)	(sizeof(s)-1)
 
 uchar*
-decodepem(char *s, char *type, int *len)
+decodepem(char *s, char *type, int *len, char **news)
 {
 	uchar *d;
 	char *t, *e, *tt;
@@ -44,6 +44,8 @@ decodepem(char *s, char *type, int *len)
 		return nil;
 	}
 
+	if(news)
+		*news = tt+1;
 	n = ((tt - t) * 6 + 7) / 8;
 	d = malloc(n);
 	if(d == nil){
@@ -59,3 +61,29 @@ decodepem(char *s, char *type, int *len)
 	*len = n;
 	return d;
 }
+
+PEMChain*
+decodepemchain(char *s, char *type)
+{
+	PEMChain *first = nil, *last = nil, *chp;
+	uchar *d;
+	char *e;
+	int n;
+
+	e = strchr(s, '\0');
+	while (s < e) {
+		d = decodepem(s, type, &n, &s);
+		if(d == nil)
+			break;
+		chp = malloc(sizeof(PEMChain));
+		chp->next = nil;
+		chp->pem = d;
+		chp->pemlen = n;
+		if (first == nil)
+			first = chp;
+		else
+			last->next = chp;
+		last = chp;
+	}
+	return first;
+}