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adb3a55703
Too many dict items could cause an integer overflow leading to a stack-based buffer overflow.
96 lines
2.9 KiB
C
96 lines
2.9 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_PROTOCOL_NATIVE_CONNECTION_H
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#define PIPEWIRE_PROTOCOL_NATIVE_CONNECTION_H
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#include <spa/utils/defs.h>
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#include <spa/utils/hook.h>
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#include <pipewire/extensions/protocol-native.h>
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#define MAX_DICT 1024
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#define MAX_PARAM_INFO 128
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#define MAX_PERMISSIONS 4096
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct pw_protocol_native_connection_events {
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#define PW_VERSION_PROTOCOL_NATIVE_CONNECTION_EVENTS 0
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uint32_t version;
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void (*destroy) (void *data);
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void (*error) (void *data, int error);
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void (*need_flush) (void *data);
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void (*start) (void *data, uint32_t version);
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};
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/** \class pw_protocol_native_connection
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*
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* \brief Manages the connection between client and server
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*
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* The \ref pw_protocol_native_connection handles the connection between client
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* and server on a given socket.
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*/
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struct pw_protocol_native_connection {
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int fd; /**< the socket */
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struct spa_hook_list listener_list;
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};
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static inline void
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pw_protocol_native_connection_add_listener(struct pw_protocol_native_connection *conn,
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struct spa_hook *listener,
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const struct pw_protocol_native_connection_events *events,
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void *data)
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{
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spa_hook_list_append(&conn->listener_list, listener, events, data);
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}
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struct pw_protocol_native_connection *
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pw_protocol_native_connection_new(struct pw_context *context, int fd);
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int pw_protocol_native_connection_set_fd(struct pw_protocol_native_connection *conn, int fd);
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void
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pw_protocol_native_connection_destroy(struct pw_protocol_native_connection *conn);
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int
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pw_protocol_native_connection_get_next(struct pw_protocol_native_connection *conn,
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const struct pw_protocol_native_message **msg);
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uint32_t pw_protocol_native_connection_add_fd(struct pw_protocol_native_connection *conn, int fd);
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int pw_protocol_native_connection_get_fd(struct pw_protocol_native_connection *conn, uint32_t index);
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struct spa_pod_builder *
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pw_protocol_native_connection_begin(struct pw_protocol_native_connection *conn,
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uint32_t id, uint8_t opcode,
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struct pw_protocol_native_message **msg);
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int
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pw_protocol_native_connection_end(struct pw_protocol_native_connection *conn,
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struct spa_pod_builder *builder);
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int
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pw_protocol_native_connection_flush(struct pw_protocol_native_connection *conn);
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int
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pw_protocol_native_connection_clear(struct pw_protocol_native_connection *conn);
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void pw_protocol_native_connection_enter(struct pw_protocol_native_connection *conn);
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void pw_protocol_native_connection_leave(struct pw_protocol_native_connection *conn);
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struct spa_pod *pw_protocol_native_connection_get_footer(struct pw_protocol_native_connection *conn,
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const struct pw_protocol_native_message *msg);
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /* PIPEWIRE_PROTOCOL_NATIVE_CONNECTION_H */
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