67 lines
1.8 KiB
C
67 lines
1.8 KiB
C
/* PipeWire */
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/* SPDX-FileCopyrightText: Copyright © 2018 Wim Taymans */
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/* SPDX-License-Identifier: MIT */
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#ifndef PIPEWIRE_PERMISSION_H
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#define PIPEWIRE_PERMISSION_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <spa/utils/defs.h>
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/** \defgroup pw_permission Permission
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*
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* Permissions are kept for a client and describe what the client is
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* allowed to do with an object.
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*
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* See \ref page_core_api
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*/
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/**
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* \addtogroup pw_permission
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* \{
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*/
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#define PW_PERM_R 0400 /**< object can be seen and events can be received */
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#define PW_PERM_W 0200 /**< methods can be called that modify the object */
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#define PW_PERM_X 0100 /**< methods can be called on the object. The W flag must be
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* present in order to call methods that modify the object. */
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#define PW_PERM_M 0010 /**< metadata can be set on object, Since 0.3.9 */
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#define PW_PERM_RWX (PW_PERM_R|PW_PERM_W|PW_PERM_X)
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#define PW_PERM_RWXM (PW_PERM_RWX|PW_PERM_M)
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#define PW_PERM_IS_R(p) (((p)&PW_PERM_R) == PW_PERM_R)
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#define PW_PERM_IS_W(p) (((p)&PW_PERM_W) == PW_PERM_W)
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#define PW_PERM_IS_X(p) (((p)&PW_PERM_X) == PW_PERM_X)
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#define PW_PERM_IS_M(p) (((p)&PW_PERM_M) == PW_PERM_M)
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#define PW_PERM_ALL PW_PERM_RWXM
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#define PW_PERM_INVALID (uint32_t)(0xffffffff)
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struct pw_permission {
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uint32_t id; /**< id of object, PW_ID_ANY for default permission */
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uint32_t permissions; /**< bitmask of above permissions */
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};
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#define PW_PERMISSION_INIT(id,p) ((struct pw_permission){ (id), (p) })
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#define PW_PERMISSION_FORMAT "%c%c%c%c"
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#define PW_PERMISSION_ARGS(permission) \
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(permission) & PW_PERM_R ? 'r' : '-', \
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(permission) & PW_PERM_W ? 'w' : '-', \
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(permission) & PW_PERM_X ? 'x' : '-', \
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(permission) & PW_PERM_M ? 'm' : '-'
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/**
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* \}
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif /* PIPEWIRE_PERMISSION_H */
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