54 lines
1.3 KiB
C
54 lines
1.3 KiB
C
#ifndef RPC_H
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#define RPC_H
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#include <sys/types.h>
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#include <stddef.h>
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typedef void (*rpc_func)(void*); //!< Type of an RPC function
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/**
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* Call an RPC function
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* \param pid The PID of the process with the RPC function
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* \param name The name of the function to call
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* \param buf The argument buffer to provide
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* \param size The size of the argument buffer
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* \return the return buffer of the RPC functiom
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*/
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void* rpc_call(pid_t pid,char* name,void* buf,size_t size);
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/**
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* Register an RPC function
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* \param name The name of the function
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* \param code The code of the function
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*/
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void rpc_register_func(char* name,rpc_func code);
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/**
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* Deallocate an RPC return buffer
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* \param buf The buffer to deallocate
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* \param size The size of the buffer to deallocate
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*/
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void rpc_deallocate_buf(void* buf,size_t size);
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/**
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* Set the RPC return buffer for the calling thread & unblock the calling thread
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* \param buf The return buffer
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* \param size The size of the return buffer
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* \note This function must only be called from an RPC thread
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*/
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void rpc_return(void* buf,size_t size);
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/**
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* Mark the current process as ready to accept RPC calls
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*/
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void rpc_mark_as_init();
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/**
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* Check if a process is ready to accept RPC calls
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* \param pid The pid to check
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* \return whether the process is ready
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*/
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char rpc_is_init(pid_t pid);
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#endif
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