69 lines
2.5 KiB
C
69 lines
2.5 KiB
C
/*
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* QEMU Host file guest access
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*
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* Copyright (c) 2020 Jonathan Afek <jonyafek@me.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef HW_ARM_GUEST_SERVICES_FILE_H
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#define HW_ARM_GUEST_SERVICES_FILE_H
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#ifndef OUT_OF_TREE_BUILD
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#include "qemu/osdep.h"
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#else
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#include "sys/types.h"
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#endif
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#define MAX_FILE_FDS (8)
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#define MAX_FILE_TRANSACTION_LEN (0x2000)
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wredundant-decls"
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extern int32_t guest_svcs_errno;
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#pragma GCC diagnostic pop
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typedef struct __attribute__((packed)) {
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uint64_t buffer_guest_ptr;
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uint64_t length;
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uint64_t offset;
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uint64_t index;
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} qc_write_file_args_t, qc_read_file_args_t;
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typedef struct __attribute__((packed)) {
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uint64_t index;
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} qc_size_file_args_t;
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#ifndef OUT_OF_TREE_BUILD
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void qc_file_open(uint64_t index, const char *filename);
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int64_t qc_handle_write_file(CPUState *cpu, uint64_t buffer_guest_ptr,
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uint64_t length, uint64_t offset, uint64_t index);
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int64_t qc_handle_read_file(CPUState *cpu, uint64_t buffer_guest_ptr,
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uint64_t length, uint64_t offset, uint64_t index);
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int64_t qc_handle_size_file(uint64_t index);
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#else
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int64_t qc_write_file(void *buffer_guest_ptr, uint64_t length,
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uint64_t offset, uint64_t index);
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int64_t qc_read_file(void *buffer_guest_ptr, uint64_t length,
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uint64_t offset, uint64_t index);
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int64_t qc_size_file(uint64_t index);
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#endif
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#endif
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