diff options
| -rw-r--r-- | lib/util/asn1.c | 23 | ||||
| -rw-r--r-- | lib/util/asn1.h | 2 |
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); |