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author | David Robillard <d@drobilla.net> | 2020-08-14 15:51:12 +0200 |
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committer | David Robillard <d@drobilla.net> | 2020-08-14 19:07:52 +0200 |
commit | 3f5ba5908117cf3351702c144a2509f4bf48d75b (patch) | |
tree | 3b0434d1ee5a6749ea1d4b5fecc7492b0272bbd0 /src/reader.h | |
parent | 45cdfed515dbbcb85c6d54076b6103788d097400 (diff) | |
download | serd-3f5ba5908117cf3351702c144a2509f4bf48d75b.tar.gz serd-3f5ba5908117cf3351702c144a2509f4bf48d75b.tar.bz2 serd-3f5ba5908117cf3351702c144a2509f4bf48d75b.zip |
Clean up and separate internal headers
Diffstat (limited to 'src/reader.h')
-rw-r--r-- | src/reader.h | 94 |
1 files changed, 93 insertions, 1 deletions
diff --git a/src/reader.h b/src/reader.h index adea6651..1b0a80c2 100644 --- a/src/reader.h +++ b/src/reader.h @@ -14,7 +14,11 @@ OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ -#include "serd_internal.h" +#ifndef SERD_READER_H +#define SERD_READER_H + +#include "byte_source.h" +#include "stack.h" #include "serd/serd.h" @@ -23,6 +27,92 @@ #include <stdint.h> #include <stdio.h> +#if defined(__GNUC__) +# define SERD_LOG_FUNC(fmt, arg1) __attribute__((format(printf, fmt, arg1))) +#else +# define SERD_LOG_FUNC(fmt, arg1) +#endif + +SERD_LOG_FUNC(3, 4) +int +r_err(SerdReader* reader, SerdStatus st, const char* fmt, ...); + +#ifdef SERD_STACK_CHECK +# define SERD_STACK_ASSERT_TOP(reader, ref) \ + assert(ref == reader->allocs[reader->n_allocs - 1]); +#else +# define SERD_STACK_ASSERT_TOP(reader, ref) +#endif + +/* Reference to a node in the stack (we can not use pointers since the + stack may be reallocated, invalidating any pointers to elements). +*/ +typedef size_t Ref; + +typedef struct { + Ref graph; + Ref subject; + Ref predicate; + Ref object; + Ref datatype; + Ref lang; + SerdStatementFlags* flags; +} ReadContext; + +struct SerdReaderImpl { + void* handle; + void (*free_handle)(void* ptr); + SerdBaseSink base_sink; + SerdPrefixSink prefix_sink; + SerdStatementSink statement_sink; + SerdEndSink end_sink; + SerdErrorSink error_sink; + void* error_handle; + Ref rdf_first; + Ref rdf_rest; + Ref rdf_nil; + SerdNode default_graph; + SerdByteSource source; + SerdStack stack; + SerdSyntax syntax; + unsigned next_id; + SerdStatus status; + uint8_t* buf; + uint8_t* bprefix; + size_t bprefix_len; + bool strict; ///< True iff strict parsing + bool seen_genid; +#ifdef SERD_STACK_CHECK + Ref* allocs; ///< Stack of push offsets + size_t n_allocs; ///< Number of stack pushes +#endif +}; + +Ref push_node_padded(SerdReader* reader, + size_t maxlen, + SerdType type, + const char* str, + size_t n_bytes); + +Ref push_node(SerdReader* reader, + SerdType type, + const char* str, + size_t n_bytes); + +size_t genid_size(SerdReader* reader); +Ref blank_id(SerdReader* reader); +void set_blank_id(SerdReader* reader, Ref ref, size_t buf_size); + +SerdNode* deref(SerdReader* reader, Ref ref); + +Ref pop_node(SerdReader* reader, Ref ref); + +bool emit_statement(SerdReader* reader, ReadContext ctx, Ref o, Ref d, Ref l); + +bool read_n3_statement(SerdReader* reader); +bool read_nquadsDoc(SerdReader* reader); +bool read_turtleTrigDoc(SerdReader* reader); + static inline int peek_byte(SerdReader* reader) { @@ -97,3 +187,5 @@ push_bytes(SerdReader* reader, Ref ref, const uint8_t* bytes, unsigned len) push_byte(reader, ref, bytes[i]); } } + +#endif // SERD_READER_H |