From 546c8bd55babb60a4fcd8da361baf734987771f3 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Love=20H=C3=B6rnquist=20=C3=85strand?= Date: Wed, 14 Sep 2005 15:51:29 +0000 Subject: [PATCH] Starting point for a pkcs11 module. git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@16067 ec53bebd-3082-4978-b11e-865c3cabbd6b --- lib/hx509/ks_p11.c | 306 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 306 insertions(+) create mode 100644 lib/hx509/ks_p11.c diff --git a/lib/hx509/ks_p11.c b/lib/hx509/ks_p11.c new file mode 100644 index 000000000..5baae15d7 --- /dev/null +++ b/lib/hx509/ks_p11.c @@ -0,0 +1,306 @@ +/* + * Copyright (c) 2004 - 2005 Kungliga Tekniska Högskolan + * (Royal Institute of Technology, Stockholm, Sweden). + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * 3. Neither the name of the Institute nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include "hx_locl.h" +RCSID("$Id$"); +#include + +#include "pkcs11u.h" +#include "pkcs11.h" + +struct p11_module { + hx509_certs certs; + void *dl_handle; + CK_FUNCTION_LIST_PTR funcs; + CK_ULONG num_slots; + CK_ULONG selected_slot; + /* slot info */ + struct p11_slot { + int flags; +#define P11_SESSION 1 +#define P11_LOGIN_REQ 2 +#define P11_LOGIN_DONE 4 + CK_SESSION_HANDLE session; + CK_SLOT_ID id; + CK_BBOOL token; + char *name; + char *pin; + } slot; +}; + +#define P11SESSION(module) ((module)->session) +#define P11FUNC(module,f,args) (*(module)->funcs->C_##f)args + + +static int +p11_init_slot(struct p11_module *p, CK_SLOT_ID id, struct p11_slot *slot) +{ + CK_SLOT_INFO slot_info; + CK_TOKEN_INFO token_info; + int ret, i; + + printf("slot = id %d\n", (int)id); + + slot->id = id; + + ret = P11FUNC(p, GetSlotInfo, (slot->id, &slot_info)); + if (ret) + return ret; + + for (i = sizeof(slot_info.slotDescription) - 1; i > 0; i--) { + char c = slot_info.slotDescription[i]; + if (c == ' ' || c == '\t' || c == '\n' || c == '\r' || c == '\0') + continue; + i++; + break; + } + + asprintf(&slot->name, "%.*s", + i, slot_info.slotDescription); + + printf("description: %s\n", slot->name); + + printf("manufacturer: %.*s\n", + (int)sizeof(slot_info.manufacturerID), + slot_info.manufacturerID); + + if ((slot_info.flags & CKF_TOKEN_PRESENT) == 0) { + printf("no token present\n"); + return 0; + } + + ret = P11FUNC(p, GetTokenInfo, (slot->id, &token_info)); + if (ret) + return ret; + + printf("token present\n"); + + printf("label: %.*s\n", + (int)sizeof(token_info.label), + token_info.label); + printf("manufacturer: %.*s\n", + (int)sizeof(token_info.manufacturerID), + token_info.manufacturerID); + printf("model: %.*s\n", + (int)sizeof(token_info.model), + token_info.model); + printf("serialNumber: %.*s\n", + (int)sizeof(token_info.serialNumber), + token_info.serialNumber); + + printf("flags: 0x%04x\n", (unsigned int)token_info.flags); + + if (token_info.flags & CKF_LOGIN_REQUIRED) { + printf("login required\n"); + slot->flags |= P11_LOGIN_REQ; + } + + return 0; +} + + +static int +p11_init_module(const char *fn, struct p11_module **module) +{ + CK_C_GetFunctionList getFuncs; + struct p11_module *p; + int ret; + + *module = NULL; + + printf("p11 init\n"); + + p = calloc(1, sizeof(*p)); + if (p == NULL) + return ENOMEM; + + p->selected_slot = 0; + + p->dl_handle = dlopen(fn, RTLD_NOW); + if (p->dl_handle == NULL) { + ret = EINVAL; /* XXX */ + goto out; + } + + getFuncs = dlsym(p->dl_handle, "C_GetFunctionList"); + if (getFuncs == NULL) { + ret = EINVAL; + goto out; + } + + ret = (*getFuncs)(&p->funcs); + if (ret) { + ret = EINVAL; + goto out; + } + + ret = P11FUNC(p, Initialize, (NULL_PTR)); + if (ret != CKR_OK) { + ret = EINVAL; + goto out; + } + + { + CK_INFO info; + + ret = P11FUNC(p, GetInfo, (&info)); + if (ret != CKR_OK) { + ret = EINVAL; + goto out; + } + + printf("module information:\n"); + printf("version: %04x.%04x\n", + (unsigned int)info.cryptokiVersion.major, + (unsigned int)info.cryptokiVersion.minor); + printf("manufacturer: %.*s\n", + (int)sizeof(info.manufacturerID) - 1, + info.manufacturerID); + printf("flags: 0x%04x\n", (unsigned int)info.flags); + printf("library description: %.*s\n", + (int)sizeof(info.libraryDescription) - 1, + info.libraryDescription); + printf("version: %04x.%04x\n", + (unsigned int)info.libraryVersion.major, + (unsigned int)info.libraryVersion.minor); + + } + + ret = P11FUNC(p, GetSlotList, (FALSE, NULL, &p->num_slots)); + if (ret) { + ret = EINVAL; + goto out; + } + + printf("num slots: %ld\n", (long)p->num_slots); + + if (p->selected_slot > p->num_slots) { + ret = EINVAL; + goto out; + } + + { + CK_SLOT_ID_PTR slot_ids; + + slot_ids = malloc(p->num_slots * sizeof(*slot_ids)); + if (slot_ids == NULL) { + ret = ENOMEM; + goto out; + } + + ret = P11FUNC(p, GetSlotList, (FALSE, slot_ids, &p->num_slots)); + if (ret) { + free(slot_ids); + ret = EINVAL; + goto out; + } + + ret = p11_init_slot(p, slot_ids[p->selected_slot], &p->slot); + + free(slot_ids); + } + + *module = p; + + return 0; + out: + if (p->dl_handle) + dlclose(p->dl_handle); + free(p); + return ret; +} + +static int +p11_init(hx509_certs certs, void **data, int flags, + const char *residue, hx509_lock lock) +{ + struct p11_module *p; + int ret; + + ret = p11_init_module(residue, &p); + if (ret) + return ret; + + *data = p; + return 0; +} + +static int +p11_free(hx509_certs certs, void *data) +{ + struct p11_module *p = data; + + if (p->dl_handle) + dlclose(p->dl_handle); + free(p); + return 0; +} + +static int +p11_iter_start(hx509_certs certs, void *data, void **cursor) +{ + *cursor = NULL; + return 0; +} + +static int +p11_iter(hx509_certs certs, void *data, void *cursor, hx509_cert *cert) +{ + *cert = NULL; + return 0; +} + +static int +p11_iter_end(hx509_certs certs, void *data, void *cursor) +{ + return 0; + +} + +static struct hx509_keyset_ops keyset_pkcs11 = { + "PKCS11", + 0, + p11_init, + p11_free, + NULL, + NULL, + p11_iter_start, + p11_iter, + p11_iter_end +}; + +void +_hx509_ks_pkcs11_register(void) +{ + _hx509_ks_register(&keyset_pkcs11); +}