diff options
Diffstat (limited to 'SoftHSMv2/src/lib/HwInfra/HwInfra.cpp')
| -rw-r--r-- | SoftHSMv2/src/lib/HwInfra/HwInfra.cpp | 814 |
1 files changed, 814 insertions, 0 deletions
diff --git a/SoftHSMv2/src/lib/HwInfra/HwInfra.cpp b/SoftHSMv2/src/lib/HwInfra/HwInfra.cpp new file mode 100644 index 0000000..557630b --- /dev/null +++ b/SoftHSMv2/src/lib/HwInfra/HwInfra.cpp @@ -0,0 +1,814 @@ +/* Copyright 2018 Intel Corporation, Inc +* +* 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. +*/ + +#include <stdio.h> +#include <stdlib.h> +#include <sys/types.h> +#include <dirent.h> +#include <string.h> +#include <dlfcn.h> +#include <sys/stat.h> +#include <fcntl.h> +#include <unistd.h> +#include "HwInfra.h" +#include "hwpluginif.h" +#include "OSAttributes.h" +#include "cryptoki.h" + +char hw_plugins_parent_dir[MAX_PARENT_PATH_NAME+1] = ""; +char *default_hw_plugin_parent_dir = "/tmp/hwparent/"; +void *g_dl_handle; +SSHSM_HW_FUNCTIONS_t g_pluginfuncs; + +/** + Function name : prepareHWPlugin + Description: This function is expected to be called by C_Initialize + of softHSM. This function does following + -- Reads the parent directory entries + -- If the subdirectory entry starts with 'S', then it calls loadHWPlugin + -- if the loadHWPlugin returns failure, then it finds the next subdirectory + that start with 'S' and calls loadHWPlugin. +**/ + +int prepareHWPlugin() +{ + DIR *dirhandle; + struct dirent *entry; + int len; + char *env; + int ret_val = 0; + + LOG("%s() called \n", __func__); + /** check if there is any envrionment variable defined to represent + ** hw plugin parent directory. + **/ + env = getenv("SSHSM_HW_PLUGINS_PARENT_DIR"); + if (env != NULL) + { + len = strlen(env); + if (len > MAX_PARENT_PATH_NAME) + { + LOG("SSHSM_HW_PLUGINS_PARENT_DIR environment is too long %d \n", len); + return(SSHSM_HW_PLUGIN_ERROR_BASE + ENVIRONMENT_TOO_LONG); + } + strcpy(hw_plugins_parent_dir, env); + } + else + { + strcpy(hw_plugins_parent_dir, default_hw_plugin_parent_dir); + } + + /**Read parent directory entries **/ + ret_val = -1; + dirhandle = opendir (hw_plugins_parent_dir); + if (dirhandle != NULL) + { + int count = 0; + while (NULL != (entry = readdir (dirhandle)) ) + { + count++; + /**Check if it is directory **/ + if (entry->d_type == DT_DIR) + { + /** See if it starts with 'S' **/ + if ((entry->d_name[0] == 'S') || + (entry->d_name[0] == 's') ) + { + /** Load plugin.so file if it exists in the subdirectory + load it and check whether the HW is present by calling + init function **/ + ret_val = loadHWPlugin( hw_plugins_parent_dir, + entry->d_name); + if(ret_val == 0) + { + break; + } + } + } + } + } + else + { + LOG ("Couldn't open the directory \n"); + return ret_val; + } + + closedir(dirhandle); + return ret_val; +} + +/** + Function name : loadHWPlugin + Description: It first checks whether there is plugin.so file, activate + directory and at least one key directory. if any of them not present, then + it returns error. If all three are present, then it calls + of softHSM. It calls HwPlugin_Initiate_Activate_and_load_key() function. +**/ + +int loadHWPlugin(char *parent_dir, char *pluginsubdir) +{ + char fullpath[256+1]; + DIR *dirhandle; + struct dirent *entry; + char so_present, activate_dir_present, key_dir_present; + hwpluginentries_t *entries; + int ret_val = -1; + + if (strlen(parent_dir) + strlen(pluginsubdir) > 256 ) + { + LOG("hwpluing path is too long \n"); + return(SSHSM_HW_PLUGIN_ERROR_BASE + PLUGIN_PATH_TOO_LONG); + } + + strcpy(fullpath, parent_dir); + strcat(fullpath, pluginsubdir); + + dirhandle = opendir(fullpath); + + entries = (hwpluginentries_t*)malloc(sizeof(hwpluginentries_t)); + if (entries == NULL ) + { + LOG("Could not allocate entries \n"); + closedir(dirhandle); + return(SSHSM_HW_PLUGIN_ERROR_BASE + ALLOCATION_ERROR); + } + memset(entries, 0, sizeof(hwpluginentries_t)); + + if (dirhandle != NULL) + { + so_present = 0; + activate_dir_present = 0; + key_dir_present = 0; + while (NULL != (entry = readdir (dirhandle)) ) + { + /** Ensure that the directory has plugin.so file, activate directory, + ** at least one key directory + **/ + + if ((entry->d_type == DT_REG) && + (strcmp(entry->d_name, "plugin.so") == 0)) + { + so_present = 1; + if (strlen(fullpath) + strlen("/")+ strlen(entry->d_name) > 256) + { + LOG("plugin so path is too long \n"); + ret_val = (SSHSM_HW_PLUGIN_ERROR_BASE + PLUGIN_PATH_TOO_LONG); + break; + } + strcpy(entries->so_full_path, fullpath); + strcat(entries->so_full_path, "/"); + strcat(entries->so_full_path, entry->d_name); + } + + if ((entry->d_type == DT_DIR) && + (strcmp(entry->d_name, "activate") == 0 )) + { + activate_dir_present = 1; + if (strlen(fullpath) + 2*strlen("/")+ strlen(entry->d_name) > 256) + { + LOG("activate path is too long \n"); + ret_val = (SSHSM_HW_PLUGIN_ERROR_BASE + PLUGIN_PATH_TOO_LONG); + break; + } + strcpy(entries->activate_dir_full_path, fullpath); + strcat(entries->activate_dir_full_path, "/"); + strcat(entries->activate_dir_full_path, entry->d_name); + strcat(entries->activate_dir_full_path, "/"); + } + + if ((entry->d_type == DT_DIR) && + (strncmp(entry->d_name, "key", 3) == 0 )) + { + key_dir_present = 1; + if (strlen(fullpath) + 2*strlen("/")+ strlen(entry->d_name) > 256) + { + LOG("activate path is too long \n"); + ret_val = (SSHSM_HW_PLUGIN_ERROR_BASE + PLUGIN_PATH_TOO_LONG); + break; + } + strcpy(entries->key_dir_full_path[entries->num_key_dirs], + fullpath); + strcat(entries->key_dir_full_path[entries->num_key_dirs], "/"); + strcat(entries->key_dir_full_path[entries->num_key_dirs], + entry->d_name); + strcat(entries->key_dir_full_path[entries->num_key_dirs], "/"); + entries->num_key_dirs++; + } + + if (so_present && activate_dir_present && key_dir_present) + { + printf("so dir path: %s \n", entries->so_full_path); + printf("activate dir path: %s \n", entries->activate_dir_full_path); + ret_val = HwPlugin_Initiate_Activate_and_load_keys(entries); + break; + } + } + + if (!so_present || !activate_dir_present || !key_dir_present) + { + LOG("Minimum set of entries not present hwplugin dir plugindir %s so_present %d activate present %d key present %d \n", fullpath, so_present, activate_dir_present, key_dir_present); + return(SSHSM_HW_PLUGIN_ERROR_BASE + INCOMPLETE_PLUGIN_DIR); + } + } + else + { + LOG("Could not open hwplugin directory %s \n", fullpath); + return(SSHSM_HW_PLUGIN_ERROR_BASE + PLUGIN_PATH_OPEN_ERROR); + } + free(entries); + closedir(dirhandle); + return(ret_val); +} + + +/** +** Function name: HWPlugin_Initiate_Activate_and_load_keys +** Description: This function loads plugin, gets the function pointers, +** activates the plugin and then finally loads the keys +**/ +int HwPlugin_Initiate_Activate_and_load_keys(hwpluginentries_t *entries) +{ + int ret_val; + + ret_val = load_hw_plugin_and_get_function_pointers(entries->so_full_path, + &g_pluginfuncs); + if(ret_val != 0) + return(ret_val); + + ret_val = init_hw_plugin(&g_pluginfuncs); + if(ret_val != 0 ) + return(ret_val); + + ret_val = activate_hw_plugin(entries, &g_pluginfuncs); + if (ret_val != 0 ) + return(ret_val); + + ret_val = load_keys_in_hw_plugin(entries, &g_pluginfuncs); + if (ret_val != 0 ) + return(ret_val); + + return(0); +} + + +/** + Function name : load_hw_plugin_and_get_function_pointers +**/ + +int load_hw_plugin_and_get_function_pointers(char *so_path, + SSHSM_HW_FUNCTIONS_t *funcs) +{ + int (*functogetpluginfuncs)(SSHSM_HW_FUNCTIONS_t *fs); + int ret_val; + + g_dl_handle = dlopen(so_path, RTLD_NOW); + if(g_dl_handle == NULL ) + { + LOG("dlopen on %s failed: %s \n", so_path, dlerror()); + return(SSHSM_HW_PLUGIN_ERROR_BASE + PLUGIN_DL_OPEN_ERROR); + } + + functogetpluginfuncs = NULL; + functogetpluginfuncs = (int (*)(SSHSM_HW_FUNCTIONS_t *)) dlsym(g_dl_handle, + "sshsm_hw_plugin_get_plugin_functions"); + + if (functogetpluginfuncs == NULL) + { + LOG("dlsym of sshsm_hw_plugin_get_plugin_functions : %s \n", dlerror() ); + return(SSHSM_HW_PLUGIN_ERROR_BASE + PLUGIN_DL_SYM_ERROR); + } + + ret_val = functogetpluginfuncs(funcs); + + return ret_val; +} + +int init_hw_plugin(SSHSM_HW_FUNCTIONS_t *funcs) +{ + int ret_val; + + ret_val = (funcs->xxx_init)(); + + if(ret_val != 0 ) + { + LOG("HWPlugin init failed \n" ); + return(SSHSM_HW_PLUGIN_ERROR_BASE + PLUGIN_INIT_ERROR); + + } + return(ret_val); +} + + +int activate_hw_plugin(hwpluginentries_t *entries, SSHSM_HW_FUNCTIONS_t *funcs) +{ + int ret_val; + + if( (entries == NULL) || (funcs == NULL) ) + { + ret_val = -1; + LOG("activate_hw_plugin: Input values are NULL \n"); + return ret_val; + } + /** Read all files starting with 'A' and pass the information to + ** plugin + **/ + + SSHSM_HW_PLUGIN_ACTIVATE_LOAD_IN_INFO_t comp_buffers; + + memset(&comp_buffers, 0, sizeof(SSHSM_HW_PLUGIN_ACTIVATE_LOAD_IN_INFO_t)); + + ret_val = get_all_file_contents(entries->activate_dir_full_path, 'A', + &comp_buffers); + + if (ret_val == 0 ) + { + ret_val = (funcs->xxx_activate)(&comp_buffers); + //free_buffers(&comp_buffers); + } + + return(ret_val); +} + +int load_keys_in_hw_plugin(hwpluginentries_t *entries, + SSHSM_HW_FUNCTIONS_t *funcs) +{ + + int ret_val; + void *key_handle; + int ii; + //unsigned long hwkeyhandle=987654321; + //key_handle = (void *) &hwkeyhandle; + + SSHSM_HW_PLUGIN_ACTIVATE_LOAD_IN_INFO_t comp_buffers; + SSHSM_HW_PLUGIN_IMPORT_PUBLIC_KEY_INFO_t import_public_key; + + /** + Travese through all key directories and load the key in plugin + **/ + + ret_val = -1; + for(ii = 0; ii < entries->num_key_dirs; ii++) + { + memset(&comp_buffers, 0, + sizeof(SSHSM_HW_PLUGIN_ACTIVATE_LOAD_IN_INFO_t)); + + ret_val = get_all_file_contents(entries->key_dir_full_path[ii], 'K', + &comp_buffers); + + if(ret_val == 0) + { + ret_val = (funcs->xxx_load_key)(&comp_buffers, &key_handle, + &import_public_key); + //free_buffers(&comp_buffers); + if(ret_val == 0) + { + /** Get PKCS11 information **/ + /** Call SoftHSM functions to create private key object */ + if (ret_val == 0) { + ret_val = program_pkcs11_info(entries->key_dir_full_path[ii], + &key_handle, &import_public_key); + if (import_public_key.modulus != NULL) + free(import_public_key.modulus); + if (import_public_key.exponent != NULL) + free(import_public_key.exponent); + } + } + } + + } + + return(ret_val); +} + +int get_all_file_contents(char *dirpath, char starting_char, + SSHSM_HW_PLUGIN_ACTIVATE_LOAD_IN_INFO_t *c_buffers ) +{ + DIR *dirhandle; + struct dirent *entry; + + buffer_info_t *buffer; + char *token; + + struct stat st; + int fd; + + int ret_val = 0; + + + char fullpath[256+1]; + + dirhandle = opendir(dirpath); + if (dirhandle != NULL) + { + while (NULL != (entry = readdir (dirhandle))) + { + if ((entry->d_type == DT_REG) && + (entry->d_name[0] == starting_char)) + { + buffer = (buffer_info_t*) malloc(sizeof(buffer_info_t)); + if (buffer == NULL ) + { + LOG("Could not allocate entries \n"); + ret_val = (SSHSM_HW_PLUGIN_ERROR_BASE + ALLOCATION_ERROR); + break; + } + token = strchr(entry->d_name, '.'); + strcpy(buffer->id, token+1); + + /** get full path of the file **/ + if ((strlen(dirpath) + strlen(entry->d_name)) > 256) + { + LOG("file path is too long \n"); + ret_val = (SSHSM_HW_PLUGIN_ERROR_BASE + PLUGIN_PATH_TOO_LONG); + free(buffer); + break; + } + strcpy(fullpath,dirpath); + strcat(fullpath, entry->d_name); + stat(fullpath, &st); + buffer->buffer = (unsigned char*) malloc(st.st_size); + if(buffer->buffer == NULL) + { + LOG("Could not allocate entries \n"); + ret_val = (SSHSM_HW_PLUGIN_ERROR_BASE + ALLOCATION_ERROR); + free(buffer); + break; + } + buffer->length_of_buffer = st.st_size; + fd = open(fullpath, O_RDONLY); + if (fd == -1 ) + { + LOG("Could not open file %s \n", fullpath); + ret_val = (SSHSM_HW_PLUGIN_ERROR_BASE + ALLOCATION_ERROR); + free(buffer->buffer); + free(buffer); + break; + } + + if(read(fd, buffer->buffer, st.st_size) < 0) + { + LOG("Reading from file %s failed \n", fullpath); + continue; + } + + close(fd); + + /** Now write this buffer in c_buffers **/ + c_buffers->buffer_info[c_buffers->num_buffers] = buffer; + c_buffers->num_buffers++; + + } + } + } + else + { + LOG("Could not open hwplugin directory %s \n", dirpath); + return(SSHSM_HW_PLUGIN_ERROR_BASE + PLUGIN_PATH_OPEN_ERROR); + } + + closedir(dirhandle); + //if (ret_val != 0 ) + //free_buffers(c_buffers); + + return(ret_val); +} + +void free_buffers ( SSHSM_HW_PLUGIN_ACTIVATE_LOAD_IN_INFO_t *c_buffers ) +{ + int ii; + + for(ii = 0; ii < c_buffers->num_buffers; ii++) + { + free(c_buffers->buffer_info[ii]->buffer); + free(c_buffers->buffer_info[ii]); + } +} + +int program_pkcs11_info (char *dirpath, void *key_handle, + SSHSM_HW_PLUGIN_IMPORT_PUBLIC_KEY_INFO_t *import_public_key) +{ + DIR *dirhandle; + struct dirent *entry; + + char fullpath[256+1]; + int ret_val = 0; + + FILE *fp; + char buffer[80+1]; + + unsigned int slot_id = 0; + unsigned char upin[64+1]; + int upin_len = 0; + unsigned char keyid[64+1]; + int key_id_len = 0; + unsigned char key_label[64+1] = ""; + char *valuep; + char *endvalue; + + + dirhandle = opendir(dirpath); + if (dirhandle != NULL) + { + while (NULL != (entry = readdir (dirhandle))) + { + if (strcmp(entry->d_name, "pkcs11.cfg") == 0 ) + { + /** get full path of the file **/ + if ((strlen(dirpath) + strlen(entry->d_name)) > 256) + { + LOG("file path is too long \n"); + ret_val = (SSHSM_HW_PLUGIN_ERROR_BASE + PLUGIN_PATH_TOO_LONG); + break; + } + strcpy(fullpath,dirpath); + strcat(fullpath, entry->d_name); + + fp = fopen(fullpath, "r"); + if(fp == NULL ) + { + ret_val = (SSHSM_HW_PLUGIN_ERROR_BASE + PLUGIN_PATH_TOO_LONG); + break; + } + while (fgets(buffer, 80, fp) != NULL) + { + valuep = strchr(buffer, ':'); + if(valuep == NULL) + continue; + valuep[0] = '\0'; + + /** Looks like \n is part of buffer that is read via fgets + ** Replacce tha with 0 **/ + endvalue = strchr(valuep+1, '\n'); + if(endvalue != NULL) + endvalue[0] = '\0'; + if (strcmp(buffer, "slot") == 0) + { + slot_id = strtoul(valuep+1, NULL, 10); + continue; + } + if(strcmp(buffer, "key_id") == 0 ) + { + strcpy((char*)keyid, valuep+1); + key_id_len = strlen((char*)keyid); + continue; + } + if(strcmp(buffer, "key_label") == 0 ) + { + strcpy((char*)key_label, valuep+1); + continue; + } + if(strcmp(buffer, "upin") == 0 ) + { + strcpy((char*) upin, valuep+1); + upin_len = strlen((char *) upin); + continue; + } + } + fclose(fp); + + /** Program key in SoftHSM **/ + ret_val = PrepareKeyInSoftHSM(slot_id, upin, upin_len, keyid, + key_id_len, key_label, key_handle, import_public_key); + + break; + } + + } + } + + return ret_val; +} + + +void long_to_byte_string(const unsigned long longValue, unsigned char *out, size_t *outlen) +{ + unsigned long setValue = longValue; + unsigned char byteStrIn[8]; + size_t i; + + for (i = 0; i < 8; i++) + { + byteStrIn[7-i] = (unsigned char) (setValue & 0xFF); + setValue >>= 8; + } + for (i = 0; i < 8; i++) + { + if (byteStrIn[i]) + break; + } + memcpy(out, &byteStrIn[i], 8-i); + *outlen = 8-i; +} + + + +/*** PrepareKeyInSoftHSM +** Description: It creates the object in softhsm with given key id and +** key label and also stores the keyhandle that was returned by hardware plugin +** Inputs: +** - Slot ID +** - Key ID +** - Key Label +** - upin +** - pluginkeyHandle +** Output: +** - None +** Renturs +** - SUCCESS or FAILURE +*****/ +int PrepareKeyInSoftHSM(unsigned int slot_id, + unsigned char *upin, int upin_len, + unsigned char *key_id, int key_id_len, + unsigned char *key_label, void *key_handle, + SSHSM_HW_PLUGIN_IMPORT_PUBLIC_KEY_INFO_t *import_public_key) +{ + CK_SESSION_HANDLE hSession; + CK_RV ret_val; + int ii; + CK_OBJECT_HANDLE hKey; + unsigned char key_handle_str[32] = {0}; + + printf ("slot %ul upin %s key_id %s key_label %s \n", slot_id, upin, key_id, + key_label); + if(!key_handle) + { + printf("Input Key handle is NULL ! \n"); + return (SSHSM_HW_PLUGIN_ERROR_BASE + INVALID_KEY_ERROR); + } + if (import_public_key->modulus == NULL || + import_public_key->exponent == NULL) + { + return (SSHSM_HW_PLUGIN_ERROR_BASE + INVALID_KEY_ERROR); + } + + /** For creating the key object, first the session needs to be opened + C_OpenSession is used to open the session + **/ + ret_val = C_OpenSession(slot_id, CKF_SERIAL_SESSION | CKF_RW_SESSION, + NULL_PTR, NULL_PTR, &hSession); + + if (ret_val != CKR_OK) + { + printf("OpenSession failed for slot %x \n", slot_id); + return(ret_val); + } + + /** Next step is login + ** C_Login is used to login to the session + **/ + ret_val = C_Login(hSession, CKU_USER, upin, upin_len); + if (ret_val != CKR_OK) + { + printf("Login failed: 0x%lx | for slot %x upin below \n", ret_val, slot_id); + for (ii = 0; ii < upin_len; ii++ ) + printf("%2x %c \n", upin[ii], upin[ii]); + return(ret_val); + } + + CK_OBJECT_CLASS privClass = CKO_PRIVATE_KEY; + CK_KEY_TYPE keyType = CKK_RSA; + CK_BBOOL ckTrue = CK_TRUE, ckFalse = CK_FALSE ; + + unsigned long int key_id_int = atol( (const char*) key_id ); + unsigned char byte_str[8]; + size_t outlen; + long_to_byte_string(key_id_int, byte_str, &outlen); + + CK_ATTRIBUTE keyTemplate[] = { + { CKA_CLASS, &privClass, sizeof(privClass) }, + { CKA_KEY_TYPE, &keyType, sizeof(keyType) }, + { CKA_LABEL, key_label, strlen((char *) key_label) }, + { CKA_ID, byte_str, outlen }, + { CKA_SIGN, &ckTrue, sizeof(ckTrue) }, + { CKA_DECRYPT, &ckTrue, sizeof(ckTrue) }, + { CKA_UNWRAP, &ckFalse, sizeof(ckFalse) }, + { CKA_TOKEN, &ckTrue, sizeof(ckTrue) }, + { CKA_PRIVATE, &ckTrue, sizeof(ckTrue) }, + { CKA_EXTRACTABLE, &ckFalse, sizeof(ckFalse) }, + { CKA_SENSITIVE, &ckFalse, sizeof(ckFalse) }, + { CKA_PUBLIC_EXPONENT, import_public_key->exponent, import_public_key->exponent_size}, + //{ CKA_MODULUS, pN, sizeof(pN) }, + { CKA_MODULUS, import_public_key->modulus, import_public_key->modulus_size }, + { CKA_PRIVATE_EXPONENT, 0, 0 }, + { CKA_PRIME_2, 0, 0}, + { CKA_EXPONENT_1, 0, 0}, + { CKA_EXPONENT_2, 0, 0}, + { CKA_COEFFICIENT, 0, 0}, + { CKA_OS_PRIVATE_HANDLE, (CK_VOID_PTR ) *((CK_ULONG*)key_handle), sizeof(CK_ULONG) } + }; + + + CK_OBJECT_HANDLE hObject; + CK_ULONG ulObjectCount; + CK_RV rv; + + rv = C_FindObjectsInit(hSession, keyTemplate, 0); + if(rv != CKR_OK) { + LOG ("C_FindObjectsInit rv %ld\n", rv); + } + rv = C_FindObjects(hSession, &hObject, 16, &ulObjectCount); + printf("PrepareKeyInSoftHSM: ulObjectCount %ld\n", ulObjectCount); + if(rv != CKR_OK || ulObjectCount == 0) { + ret_val = C_CreateObject(hSession, keyTemplate, + sizeof(keyTemplate)/sizeof(CK_ATTRIBUTE),&hKey); + if (ret_val != CKR_OK) + { + printf("CreateObject failed: 0x%lx | for slot %x | keylabel %s | keyid below \n", + ret_val, slot_id, key_label); + for (ii = 0; ii < key_id_len; ii++ ) + printf("%2x %c \n", key_id[ii], key_id[ii]); + //return(ret_val); + } + } + else { + printf("PrepareKeyInSoftHSM: Object already exists\n"); + } + + rv = C_FindObjectsFinal(hSession); + if(rv != CKR_OK) { + LOG ("C_FindObjectsFinal rv %ld\n", rv); + } + + ret_val = C_Logout(hSession); + if (ret_val != CKR_OK) + { + printf("Logout failed 0x%lx | for slot %x \n", ret_val, slot_id); + return(ret_val); + } + + ret_val = C_CloseSession(hSession); + if (ret_val != CKR_OK) + { + printf("C_CloseSession failed for slot %x \n", slot_id); + return(ret_val); + } + + return ret_val; +} + +int HwInfraSignInit(void *keyHandle, unsigned long mechanism, + void* param, int paramLen, void **hwCryptoOpaque) +{ + if (g_pluginfuncs.xxx_rsa_sign_init == NULL) + return(SSHSM_HW_PLUGIN_ERROR_BASE + PLUGIN_INIT_ERROR); + + return (g_pluginfuncs.xxx_rsa_sign_init(keyHandle, mechanism, param, + paramLen, hwCryptoOpaque)) ; + +} + +int HwInfraSign(void *keyHandle, unsigned long mechanism, + unsigned char *msg, int msg_len, void *hwCryptoOpaque, + unsigned char *outsig, int *outsiglen) +{ + if (g_pluginfuncs.xxx_rsa_sign == NULL) + return(SSHSM_HW_PLUGIN_ERROR_BASE + PLUGIN_INIT_ERROR); + + return ( g_pluginfuncs.xxx_rsa_sign(keyHandle, mechanism, msg, msg_len, + hwCryptoOpaque, outsig, outsiglen) ); +} + +int HwInfraSignUpdate(void *keyHandle, unsigned long mechanism, + unsigned char *param, int paramLen, void *hwCryptoOpaque) +{ + if (g_pluginfuncs.xxx_rsa_sign_update == NULL) + return(SSHSM_HW_PLUGIN_ERROR_BASE + PLUGIN_INIT_ERROR); + + int x = ( g_pluginfuncs.xxx_rsa_sign_update(keyHandle, mechanism, param, + paramLen, hwCryptoOpaque) ); + return 0; +} + +int HwInfraSignFinal(void *keyHandle, unsigned long mechanism, + void *hwCryptoOpaque, + unsigned char *outsig, int *outsiglen) +{ + if (g_pluginfuncs.xxx_rsa_sign_final == NULL) + return(SSHSM_HW_PLUGIN_ERROR_BASE + PLUGIN_INIT_ERROR); + + return ( g_pluginfuncs.xxx_rsa_sign_final(keyHandle, mechanism, + hwCryptoOpaque, outsig, outsiglen) ); +} + +int HwInfraSignCleanup(void *keyHandle, unsigned long mechanism, + void *hwCryptoOpaque) +{ + if (g_pluginfuncs.xxx_rsa_sign_cleanup == NULL) + return(SSHSM_HW_PLUGIN_ERROR_BASE + PLUGIN_INIT_ERROR); + + return ( g_pluginfuncs.xxx_rsa_sign_cleanup(keyHandle, mechanism, + hwCryptoOpaque) ); +} + |