Update libarchive sources to 3.6.0 release

Release details:
https://github.com/libarchive/libarchive/releases/tag/v3.6.0

Change-Id: Ia3d322ffbea70aad2713b7641832f6a56bb75645
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
Reviewed-by: Iikka Eklund <iikka.eklund@qt.io>
Reviewed-by: Katja Marttila <katja.marttila@qt.io>

1 files changed, 28 insertions, 35 deletions

diff --git a/src/libs/3rdparty/libarchive/archive_read_support_filter_program.c b/src/libs/3rdparty/libarchive/archive_read_support_filter_program.c
index bf5b6f2b3..885b2c205 100644
--- a/src/libs/3rdparty/libarchive/archive_read_support_filter_program.c
+++ b/src/libs/3rdparty/libarchive/archive_read_support_filter_program.c
@@ -98,7 +98,7 @@ struct program_bidder {
 static int	program_bidder_bid(struct archive_read_filter_bidder *,
 		    struct archive_read_filter *upstream);
 static int	program_bidder_init(struct archive_read_filter *);
-static int	program_bidder_free(struct archive_read_filter_bidder *);
+static void	program_bidder_free(struct archive_read_filter_bidder *);
 
 /*
  * The actual filter needs to track input and output data.
@@ -123,43 +123,21 @@ static ssize_t	program_filter_read(struct archive_read_filter *,
 static int	program_filter_close(struct archive_read_filter *);
 static void	free_state(struct program_bidder *);
 
-static int
-set_bidder_signature(struct archive_read_filter_bidder *bidder,
-    struct program_bidder *state, const void *signature, size_t signature_len)
-{
-
-	if (signature != NULL && signature_len > 0) {
-		state->signature_len = signature_len;
-		state->signature = malloc(signature_len);
-		memcpy(state->signature, signature, signature_len);
-	}
-
-	/*
-	 * Fill in the bidder object.
-	 */
-	bidder->data = state;
-	bidder->bid = program_bidder_bid;
-	bidder->init = program_bidder_init;
-	bidder->options = NULL;
-	bidder->free = program_bidder_free;
-	return (ARCHIVE_OK);
-}
+static const struct archive_read_filter_bidder_vtable
+program_bidder_vtable = {
+	.bid = program_bidder_bid,
+	.init = program_bidder_init,
+	.free = program_bidder_free,
+};
 
 int
 archive_read_support_filter_program_signature(struct archive *_a,
     const char *cmd, const void *signature, size_t signature_len)
 {
 	struct archive_read *a = (struct archive_read *)_a;
-	struct archive_read_filter_bidder *bidder;
 	struct program_bidder *state;
 
 	/*
-	 * Get a bidder object from the read core.
-	 */
-	if (__archive_read_get_bidder(a, &bidder) != ARCHIVE_OK)
-		return (ARCHIVE_FATAL);
-
-	/*
 	 * Allocate our private state.
 	 */
 	state = (struct program_bidder *)calloc(1, sizeof (*state));
@@ -169,20 +147,31 @@ archive_read_support_filter_program_signature(struct archive *_a,
 	if (state->cmd == NULL)
 		goto memerr;
 
-	return set_bidder_signature(bidder, state, signature, signature_len);
+	if (signature != NULL && signature_len > 0) {
+		state->signature_len = signature_len;
+		state->signature = malloc(signature_len);
+		memcpy(state->signature, signature, signature_len);
+	}
+
+	if (__archive_read_register_bidder(a, state, NULL,
+				&program_bidder_vtable) != ARCHIVE_OK) {
+		free_state(state);
+		return (ARCHIVE_FATAL);
+	}
+	return (ARCHIVE_OK);
+
 memerr:
 	free_state(state);
 	archive_set_error(_a, ENOMEM, "Can't allocate memory");
 	return (ARCHIVE_FATAL);
 }
 
-static int
+static void
 program_bidder_free(struct archive_read_filter_bidder *self)
 {
 	struct program_bidder *state = (struct program_bidder *)self->data;
 
 	free_state(state);
-	return (ARCHIVE_OK);
 }
 
 static void
@@ -393,6 +382,12 @@ child_read(struct archive_read_filter *self, char *buf, size_t buf_len)
 	}
 }
 
+static const struct archive_read_filter_vtable
+program_reader_vtable = {
+	.read = program_filter_read,
+	.close = program_filter_close,
+};
+
 int
 __archive_read_program(struct archive_read_filter *self, const char *cmd)
 {
@@ -439,9 +434,7 @@ __archive_read_program(struct archive_read_filter *self, const char *cmd)
 	}
 
 	self->data = state;
-	self->read = program_filter_read;
-	self->skip = NULL;
-	self->close = program_filter_close;
+	self->vtable = &program_reader_vtable;
 
 	/* XXX Check that we can read at least one byte? */
 	return (ARCHIVE_OK);