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author | r.tyminski <r.tyminski@partner.samsung.com> | 2017-05-29 11:42:10 +0200 |
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committer | r.tyminski <r.tyminski@partner.samsung.com> | 2017-05-29 11:49:50 +0200 |
commit | f9a43781767007462965b21f3f518c4cfc0744c7 (patch) | |
tree | 201509439b1d9798256227794dae6774345adf43 /core/arch/arm/include/kernel/pseudo_ta.h | |
parent | 1fed20f5471aa0dad5e4b4f79d1f2843ac88734f (diff) | |
download | tef-optee_os-f9a43781767007462965b21f3f518c4cfc0744c7.tar.gz tef-optee_os-f9a43781767007462965b21f3f518c4cfc0744c7.tar.bz2 tef-optee_os-f9a43781767007462965b21f3f518c4cfc0744c7.zip |
Initial commit with upstream sources
Change-Id: Ie9460111f21fc955102fd8732a0173b2d0499a4a
Diffstat (limited to 'core/arch/arm/include/kernel/pseudo_ta.h')
-rw-r--r-- | core/arch/arm/include/kernel/pseudo_ta.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/core/arch/arm/include/kernel/pseudo_ta.h b/core/arch/arm/include/kernel/pseudo_ta.h new file mode 100644 index 0000000..98316bd --- /dev/null +++ b/core/arch/arm/include/kernel/pseudo_ta.h @@ -0,0 +1,84 @@ +/* + * Copyright (c) 2015, Linaro Limited + * 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. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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. + */ +#ifndef KERNEL_PSEUDO_TA_H +#define KERNEL_PSEUDO_TA_H + +#include <assert.h> +#include <compiler.h> +#include <kernel/tee_ta_manager.h> +#include <tee_api_types.h> +#include <user_ta_header.h> +#include <util.h> + +#define PTA_MANDATORY_FLAGS (TA_FLAG_SINGLE_INSTANCE | \ + TA_FLAG_MULTI_SESSION | \ + TA_FLAG_INSTANCE_KEEP_ALIVE) + +#define PTA_ALLOWED_FLAGS PTA_MANDATORY_FLAGS +#define PTA_DEFAULT_FLAGS PTA_MANDATORY_FLAGS + +struct pseudo_ta_head { + TEE_UUID uuid; + const char *name; + uint32_t flags; + + TEE_Result (*create_entry_point)(void); + void (*destroy_entry_point)(void); + TEE_Result (*open_session_entry_point)(uint32_t nParamTypes, + TEE_Param pParams[TEE_NUM_PARAMS], + void **ppSessionContext); + void (*close_session_entry_point)(void *pSessionContext); + TEE_Result (*invoke_command_entry_point)(void *pSessionContext, + uint32_t nCommandID, uint32_t nParamTypes, + TEE_Param pParams[TEE_NUM_PARAMS]); +}; + +#define pseudo_ta_register(...) static const struct pseudo_ta_head __head \ + __used __section("ta_head_section") = { __VA_ARGS__ } + + +struct pseudo_ta_ctx { + const struct pseudo_ta_head *pseudo_ta; + struct tee_ta_ctx ctx; +}; + +static inline bool is_pseudo_ta_ctx(struct tee_ta_ctx *ctx) +{ + return !(ctx->flags & TA_FLAG_USER_MODE); +} + +static inline struct pseudo_ta_ctx *to_pseudo_ta_ctx(struct tee_ta_ctx *ctx) +{ + assert(is_pseudo_ta_ctx(ctx)); + return container_of(ctx, struct pseudo_ta_ctx, ctx); +} + +TEE_Result tee_ta_init_pseudo_ta_session(const TEE_UUID *uuid, + struct tee_ta_session *s); + +#endif /* KERNEL_PSEUDO_TA_H */ + |