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ASN1: use a talloc context in read_contextSimple

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Pair-programmed-with: Garming Sam <garming@catalyst.net.nz>
Signed-off-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Garming Sam <garming@catalyst.net.nz>
This commit is contained in:
Douglas Bagnall 2015-12-30 12:07:35 +13:00 committed by Andrew Bartlett
parent 8b650a5ab3
commit 8ca1e349eb
3 changed files with 9 additions and 8 deletions
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5
lib/util/asn1.c
View File

@ -927,7 +927,8 @@ bool asn1_read_OctetString(struct asn1_data *data, TALLOC_CTX *mem_ctx, DATA_BLO
return false;
}
bool asn1_read_ContextSimple(struct asn1_data *data, uint8_t num, DATA_BLOB *blob)
bool asn1_read_ContextSimple(struct asn1_data *data, TALLOC_CTX *mem_ctx, uint8_t num,
DATA_BLOB *blob)
{
int len;
ZERO_STRUCTP(blob);
@ -937,7 +938,7 @@ bool asn1_read_ContextSimple(struct asn1_data *data, uint8_t num, DATA_BLOB *blo
data->has_error = true;
return false;
}
*blob = data_blob(NULL, len);
*blob = data_blob_talloc(mem_ctx, NULL, len);
if ((len != 0) && (!blob->data)) {
data->has_error = true;
return false;

2
lib/util/asn1.h
View File

@ -87,7 +87,7 @@ bool asn1_check_OID(struct asn1_data *data, const char *OID);
bool asn1_read_LDAPString(struct asn1_data *data, TALLOC_CTX *mem_ctx, char **s);
bool asn1_read_GeneralString(struct asn1_data *data, TALLOC_CTX *mem_ctx, char **s);
bool asn1_read_OctetString(struct asn1_data *data, TALLOC_CTX *mem_ctx, DATA_BLOB *blob);
bool asn1_read_ContextSimple(struct asn1_data *data, uint8_t num, DATA_BLOB *blob);
bool asn1_read_ContextSimple(struct asn1_data *data, TALLOC_CTX *mem_ctx, uint8_t num, DATA_BLOB *blob);
bool asn1_read_implicit_Integer(struct asn1_data *data, int *i);
bool asn1_read_Integer(struct asn1_data *data, int *i);
bool asn1_read_BitString(struct asn1_data *data, TALLOC_CTX *mem_ctx, DATA_BLOB *blob, uint8_t *padding);

10
libcli/ldap/ldap_message.c
View File

@ -1232,7 +1232,7 @@ _PUBLIC_ NTSTATUS ldap_decode(struct asn1_data *data,
if (!ldap_decode_response(msg, data, &r->response)) goto prot_err;
if (asn1_peek_tag(data, ASN1_CONTEXT_SIMPLE(7))) {
DATA_BLOB tmp_blob = data_blob(NULL, 0);
if (!asn1_read_ContextSimple(data, 7, &tmp_blob)) goto prot_err;
if (!asn1_read_ContextSimple(data, msg, 7, &tmp_blob)) goto prot_err;
r->SASL.secblob = talloc(msg, DATA_BLOB);
if (!r->SASL.secblob) {
return NT_STATUS_LDAP(LDAP_OPERATIONS_ERROR);
@ -1501,7 +1501,7 @@ _PUBLIC_ NTSTATUS ldap_decode(struct asn1_data *data,
msg->type = LDAP_TAG_ExtendedRequest;
if (!asn1_start_tag(data,tag)) goto prot_err;
if (!asn1_read_ContextSimple(data, 0, &tmp_blob)) {
if (!asn1_read_ContextSimple(data, msg, 0, &tmp_blob)) {
goto prot_err;
}
r->oid = blob2string_talloc(msg, tmp_blob);
@ -1511,7 +1511,7 @@ _PUBLIC_ NTSTATUS ldap_decode(struct asn1_data *data,
}
if (asn1_peek_tag(data, ASN1_CONTEXT_SIMPLE(1))) {
if (!asn1_read_ContextSimple(data, 1, &tmp_blob)) goto prot_err;
if (!asn1_read_ContextSimple(data, msg, 1, &tmp_blob)) goto prot_err;
r->value = talloc(msg, DATA_BLOB);
if (!r->value) {
return NT_STATUS_LDAP(LDAP_OPERATIONS_ERROR);
@ -1535,7 +1535,7 @@ _PUBLIC_ NTSTATUS ldap_decode(struct asn1_data *data,
if (!ldap_decode_response(msg, data, &r->response)) goto prot_err;
if (asn1_peek_tag(data, ASN1_CONTEXT_SIMPLE(10))) {
if (!asn1_read_ContextSimple(data, 1, &tmp_blob)) goto prot_err;
if (!asn1_read_ContextSimple(data, msg, 1, &tmp_blob)) goto prot_err;
r->oid = blob2string_talloc(msg, tmp_blob);
data_blob_free(&tmp_blob);
if (!r->oid) {
@ -1546,7 +1546,7 @@ _PUBLIC_ NTSTATUS ldap_decode(struct asn1_data *data,
}
if (asn1_peek_tag(data, ASN1_CONTEXT_SIMPLE(11))) {
if (!asn1_read_ContextSimple(data, 1, &tmp_blob)) goto prot_err;
if (!asn1_read_ContextSimple(data, msg, 1, &tmp_blob)) goto prot_err;
r->value = talloc(msg, DATA_BLOB);
if (!r->value) {
return NT_STATUS_LDAP(LDAP_OPERATIONS_ERROR);