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authorAndrew Tridgell <tridge@samba.org>2009-06-10 11:44:47 +1000
committerAndrew Tridgell <tridge@samba.org>2009-06-10 11:45:53 +1000
commitd42019644bdad2b0810d054e72378026a02dc295 (patch)
treed6d64095d6af58943be93f402aa31fa628930914 /lib
parent9e7501b2cbc52db8f63f75876a966110e35fba9f (diff)
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added asn1 functions for handling booleans in a simple context
Diffstat (limited to 'lib')
-rw-r--r--lib/util/asn1.c23
-rw-r--r--lib/util/asn1.h2
2 files changed, 25 insertions, 0 deletions
diff --git a/lib/util/asn1.c b/lib/util/asn1.c
index c687f8dc9a..aadaf8643a 100644
--- a/lib/util/asn1.c
+++ b/lib/util/asn1.c
@@ -332,6 +332,29 @@ bool asn1_read_BOOLEAN(struct asn1_data *data, bool *v)
return !data->has_error;
}
+/* write a BOOLEAN in a simple context */
+bool asn1_write_BOOLEAN_context(struct asn1_data *data, bool v, int context)
+{
+ asn1_push_tag(data, ASN1_CONTEXT_SIMPLE(context));
+ asn1_write_uint8(data, v ? 0xFF : 0);
+ asn1_pop_tag(data);
+ return !data->has_error;
+}
+
+bool asn1_read_BOOLEAN_context(struct asn1_data *data, bool *v, int context)
+{
+ uint8_t tmp = 0;
+ asn1_start_tag(data, ASN1_CONTEXT_SIMPLE(context));
+ asn1_read_uint8(data, &tmp);
+ if (tmp == 0xFF) {
+ *v = true;
+ } else {
+ *v = false;
+ }
+ asn1_end_tag(data);
+ return !data->has_error;
+}
+
/* check a BOOLEAN */
bool asn1_check_BOOLEAN(struct asn1_data *data, bool v)
{
diff --git a/lib/util/asn1.h b/lib/util/asn1.h
index 8ecb85cb81..0f41ae33e5 100644
--- a/lib/util/asn1.h
+++ b/lib/util/asn1.h
@@ -70,6 +70,8 @@ bool asn1_write_ContextSimple(struct asn1_data *data, uint8_t num, DATA_BLOB *bl
bool asn1_write_BOOLEAN(struct asn1_data *data, bool v);
bool asn1_read_BOOLEAN(struct asn1_data *data, bool *v);
bool asn1_check_BOOLEAN(struct asn1_data *data, bool v);
+bool asn1_write_BOOLEAN_context(struct asn1_data *data, bool v, int context);
+bool asn1_read_BOOLEAN_context(struct asn1_data *data, bool *v, int context);
bool asn1_load(struct asn1_data *data, DATA_BLOB blob);
bool asn1_peek(struct asn1_data *data, void *p, int len);
bool asn1_read(struct asn1_data *data, void *p, int len);