52 lines
1.8 KiB
C++
52 lines
1.8 KiB
C++
//---
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// fxos.load: Data file lexers and loaders
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//---
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#ifndef LIBFXOS_LOAD_H
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#define LIBFXOS_LOAD_H
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#include <fxos/util.h>
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#include <fxos/target.h>
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#include <fxos/symbols.h>
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#include <string>
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#include <map>
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namespace FxOS {
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using Header = std::map<std::string, std::string>;
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/* Load the header of a data file.
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@file Data file, assumed with an fxos header type-specific contents
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@offset Will be set to the byte offset where content starts
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@line Will be set to the liner number where content starts
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This function is used when reading all data files for fxos. The header
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indicates the file type, thus the syntax of the contents. Some metadata can
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also be specified here.
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The parameters [offset] and [line] are set to reflect the location in the
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file where the raw content starts. These parameters are used to initialize
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the lexers in all other load functions. */
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Header load_header(Buffer const &file, size_t &offset, int &line);
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/* Load an assembly instruction table for the disassembler. This function
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directly feeds the disassembler and does not return anything.
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@file Data file, presumably analyzed with lex_header()
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@offset Offset of assembly data in the file (as set by load_header)
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@line Line where assembly data starts in the file (idem) */
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int load_asm(Buffer const &file, size_t offset, size_t line);
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/* Load a target description into the target database. This function returns
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the complete target description */
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TargetDescription load_target(Buffer const &file, size_t offset, size_t line);
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/* Load a symbol table. This function returns the full table, which may contain
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duplicates or unused syscall numbers and addresses. */
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SymbolTable load_symbols(Buffer const &file, size_t offset, size_t line);
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} /* namespace FxOS */
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#endif /* LIBFXOS_LOAD_H */
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