87 lines
2.1 KiB
C
87 lines
2.1 KiB
C
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/*
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* Basic APIs for streaming typelib structures from disk.
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*/
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#ifndef __xpt_xdr_h__
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#define __xpt_xdr_h__
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#include "xpt_struct.h"
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#include "mozilla/NotNull.h"
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using mozilla::NotNull;
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct XPTState XPTState;
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typedef struct XPTCursor XPTCursor;
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extern XPT_PUBLIC_API(bool)
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XPT_SkipStringInline(NotNull<XPTCursor*> cursor);
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extern XPT_PUBLIC_API(bool)
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XPT_DoCString(XPTArena *arena, NotNull<XPTCursor*> cursor, char **strp,
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bool ignore = false);
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extern XPT_PUBLIC_API(bool)
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XPT_DoIID(NotNull<XPTCursor*> cursor, nsID *iidp);
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extern XPT_PUBLIC_API(bool)
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XPT_Do64(NotNull<XPTCursor*> cursor, int64_t *u64p);
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extern XPT_PUBLIC_API(bool)
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XPT_Do32(NotNull<XPTCursor*> cursor, uint32_t *u32p);
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extern XPT_PUBLIC_API(bool)
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XPT_Do16(NotNull<XPTCursor*> cursor, uint16_t *u16p);
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extern XPT_PUBLIC_API(bool)
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XPT_Do8(NotNull<XPTCursor*> cursor, uint8_t *u8p);
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extern XPT_PUBLIC_API(bool)
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XPT_DoHeader(XPTArena *arena, NotNull<XPTCursor*> cursor, XPTHeader **headerp);
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typedef enum {
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XPT_HEADER = 0,
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XPT_DATA = 1
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} XPTPool;
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struct XPTState {
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uint32_t data_offset;
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uint32_t next_cursor[2];
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char *pool_data;
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uint32_t pool_allocated;
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};
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struct XPTCursor {
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XPTState *state;
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XPTPool pool;
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uint32_t offset;
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uint8_t bits;
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};
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extern XPT_PUBLIC_API(void)
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XPT_InitXDRState(XPTState* state, char* data, uint32_t len);
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extern XPT_PUBLIC_API(bool)
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XPT_MakeCursor(XPTState *state, XPTPool pool, uint32_t len,
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NotNull<XPTCursor*> cursor);
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extern XPT_PUBLIC_API(bool)
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XPT_SeekTo(NotNull<XPTCursor*> cursor, uint32_t offset);
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extern XPT_PUBLIC_API(void)
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XPT_SetDataOffset(XPTState *state, uint32_t data_offset);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __xpt_xdr_h__ */
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