X-Git-Url: https://git.sommitrealweird.co.uk/onak.git/blobdiff_plain/3b5b9db0bc2dbe93b3b79e722997606c71ecafb9..156fd1c31592b821c170b5567b2fc81060359232:/parsekey.c

diff --git a/parsekey.c b/parsekey.c
index 4109bb8..9cdb90c 100644
--- a/parsekey.c
+++ b/parsekey.c
@@ -4,6 +4,8 @@
  * Jonathan McDowell <noodles@earth.li>
  *
  * Copyright 2002 Project Purple
+ *
+ * $Id: parsekey.c,v 1.12 2003/09/30 17:40:41 noodles Exp $
  */
 
 #include <assert.h>
@@ -177,6 +179,12 @@ int read_openpgp_stream(int (*getchar_func)(void *ctx, size_t count,
 	bool				 inpacket = false;
 
 	assert(packets != NULL);
+	curpacket = *packets;
+	if (curpacket != NULL) {
+		while (curpacket->next != NULL) {
+			curpacket = curpacket->next;
+		}
+	}
 
 	while (!rc && !getchar_func(ctx, 1, &curchar)) {
 		if (!inpacket && (curchar & 0x80)) {
@@ -201,7 +209,9 @@ int read_openpgp_stream(int (*getchar_func)(void *ctx, size_t count,
 
 			curpacket->packet->newformat = (curchar & 0x40);
 
-			// TODO: Better error checking on getchar_func.
+			/*
+			 * TODO: Better error checking on getchar_func.
+			 */
 			if (curpacket->packet->newformat) {
 				curpacket->packet->tag = (curchar & 0x3F);
 				rc = getchar_func(ctx, 1, &curchar);
@@ -215,7 +225,9 @@ int read_openpgp_stream(int (*getchar_func)(void *ctx, size_t count,
 					curpacket->packet->length += 192;
 				} else if (curpacket->packet->length > 223 &&
 					curpacket->packet->length < 255) {
-					printf("Partial length; not supported.\n");
+					logthing(LOGTHING_NOTICE,
+						"Partial length;"
+						" not supported.\n");
 				} else if (curpacket->packet->length == 255) {
 					/*
 					 * 5 byte length; ie 255 followed by 3
@@ -274,9 +286,16 @@ int read_openpgp_stream(int (*getchar_func)(void *ctx, size_t count,
 				curpacket->packet->data =
 					malloc(curpacket->packet->length *
 					sizeof(unsigned char));
-				rc = getchar_func(ctx,
-					curpacket->packet->length,
-					curpacket->packet->data);
+				if (curpacket->packet->data == NULL) {
+					logthing(LOGTHING_ERROR, 
+						"Can't allocate memory for "
+						"packet!");
+					rc = -1;
+				} else {
+					rc = getchar_func(ctx,
+						curpacket->packet->length,
+						curpacket->packet->data);
+				}
 			}
 			inpacket = false;
 		} else {
@@ -354,10 +373,8 @@ int write_openpgp_stream(int (*putchar_func)(void *ctx, size_t count,
 			}
 		}
 
-		putchar_func(ctx, packets->packet->length, packets->packet->data);
-//		for (i = 0; i < packets->packet->length; i++) {
-//			putchar_func(ctx, packets->packet->data[i]);
-//		}
+		putchar_func(ctx, packets->packet->length,
+				packets->packet->data);
 		packets = packets->next;
 	}
 	return 0;