diff options
Diffstat (limited to 'winpr/libwinpr/sspi/Kerberos/krb5glue.h')
| -rw-r--r-- | winpr/libwinpr/sspi/Kerberos/krb5glue.h | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/winpr/libwinpr/sspi/Kerberos/krb5glue.h b/winpr/libwinpr/sspi/Kerberos/krb5glue.h new file mode 100644 index 0000000..2874688 --- /dev/null +++ b/winpr/libwinpr/sspi/Kerberos/krb5glue.h @@ -0,0 +1,104 @@ +/** + * FreeRDP: A Remote Desktop Protocol Client + * Kerberos Auth Protocol + * + * Copyright 2022 Isaac Klein <fifthdegree@protonmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef WINPR_SSPI_KERBEROS_GLUE_PRIVATE_H +#define WINPR_SSPI_KERBEROS_GLUE_PRIVATE_H + +#include <winpr/winpr.h> +#include <winpr/sspi.h> + +#include <krb5.h> + +#if defined(WITH_KRB5_MIT) +typedef krb5_key krb5glue_key; +typedef krb5_authenticator* krb5glue_authenticator; + +#define krb5glue_crypto_length(ctx, key, type, size) \ + krb5_c_crypto_length(ctx, krb5_k_key_enctype(ctx, key), type, size) +#define krb5glue_crypto_length_iov(ctx, key, iov, size) \ + krb5_c_crypto_length_iov(ctx, krb5_k_key_enctype(ctx, key), iov, size) +#define krb5glue_encrypt_iov(ctx, key, usage, iov, size) \ + krb5_k_encrypt_iov(ctx, key, usage, NULL, iov, size) +#define krb5glue_decrypt_iov(ctx, key, usage, iov, size) \ + krb5_k_decrypt_iov(ctx, key, usage, NULL, iov, size) +#define krb5glue_make_checksum_iov(ctx, key, usage, iov, size) \ + krb5_k_make_checksum_iov(ctx, 0, key, usage, iov, size) +#define krb5glue_verify_checksum_iov(ctx, key, usage, iov, size, is_valid) \ + krb5_k_verify_checksum_iov(ctx, 0, key, usage, iov, size, is_valid) +#define krb5glue_auth_con_set_cksumtype(ctx, auth_ctx, cksumtype) \ + krb5_auth_con_set_req_cksumtype(ctx, auth_ctx, cksumtype) +#define krb5glue_set_principal_realm(ctx, principal, realm) \ + krb5_set_principal_realm(ctx, principal, realm) +#define krb5glue_free_keytab_entry_contents(ctx, entry) krb5_free_keytab_entry_contents(ctx, entry) +#define krb5glue_auth_con_setuseruserkey(ctx, auth_ctx, keytab) \ + krb5_auth_con_setuseruserkey(ctx, auth_ctx, keytab) +#define krb5glue_free_data_contents(ctx, data) krb5_free_data_contents(ctx, data) +krb5_prompt_type krb5glue_get_prompt_type(krb5_context ctx, krb5_prompt prompts[], int index); + +#define krb5glue_creds_getkey(creds) creds.keyblock + +#elif defined(WITH_KRB5_HEIMDAL) +typedef krb5_crypto krb5glue_key; +typedef krb5_authenticator krb5glue_authenticator; + +krb5_error_code krb5glue_crypto_length(krb5_context ctx, krb5glue_key key, int type, + unsigned int* size); +#define krb5glue_crypto_length_iov(ctx, key, iov, size) krb5_crypto_length_iov(ctx, key, iov, size) +#define krb5glue_encrypt_iov(ctx, key, usage, iov, size) \ + krb5_encrypt_iov_ivec(ctx, key, usage, iov, size, NULL) +#define krb5glue_decrypt_iov(ctx, key, usage, iov, size) \ + krb5_decrypt_iov_ivec(ctx, key, usage, iov, size, NULL) +#define krb5glue_make_checksum_iov(ctx, key, usage, iov, size) \ + krb5_create_checksum_iov(ctx, key, usage, iov, size, NULL) +krb5_error_code krb5glue_verify_checksum_iov(krb5_context ctx, krb5glue_key key, unsigned usage, + krb5_crypto_iov* iov, unsigned int iov_size, + krb5_boolean* is_valid); +#define krb5glue_auth_con_set_cksumtype(ctx, auth_ctx, cksumtype) \ + krb5_auth_con_setcksumtype(ctx, auth_ctx, cksumtype) +#define krb5glue_set_principal_realm(ctx, principal, realm) \ + krb5_principal_set_realm(ctx, principal, realm) +#define krb5glue_free_keytab_entry_contents(ctx, entry) krb5_kt_free_entry(ctx, entry) +#define krb5glue_auth_con_setuseruserkey(ctx, auth_ctx, keytab) \ + krb5_auth_con_setuserkey(ctx, auth_ctx, keytab) +#define krb5glue_free_data_contents(ctx, data) krb5_data_free(data) +#define krb5glue_get_prompt_type(ctx, prompts, index) prompts[index].type + +#define krb5glue_creds_getkey(creds) creds.session +#else +#error "Missing implementation for KRB5 provider" +#endif + +struct krb5glue_keyset +{ + krb5glue_key session_key; + krb5glue_key initiator_key; + krb5glue_key acceptor_key; +}; + +void krb5glue_keys_free(krb5_context ctx, struct krb5glue_keyset* keyset); +krb5_error_code krb5glue_update_keyset(krb5_context ctx, krb5_auth_context auth_ctx, BOOL acceptor, + struct krb5glue_keyset* keyset); +krb5_error_code krb5glue_log_error(krb5_context ctx, krb5_data* msg, const char* tag); +BOOL krb5glue_authenticator_validate_chksum(krb5glue_authenticator authenticator, int cksumtype, + uint32_t* flags); +krb5_error_code krb5glue_get_init_creds(krb5_context ctx, krb5_principal princ, krb5_ccache ccache, + krb5_prompter_fct prompter, char* password, + SEC_WINPR_KERBEROS_SETTINGS* krb_settings); + +#endif /* WINPR_SSPI_KERBEROS_GLUE_PRIVATE_H */ |