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These were discovered using the LSAN. http://dev.chromium.org/developers/testing/leaksanitizer
78 lines
2.8 KiB
C
78 lines
2.8 KiB
C
// Copyright 2018 the Deno authors. All rights reserved. MIT license.
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#ifndef DENO_H_
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#define DENO_H_
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#include <stddef.h>
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#include <stdint.h>
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// Neither Rust nor Go support calling directly into C++ functions, therefore
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// the public interface to libdeno is done in C.
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#ifdef __cplusplus
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extern "C" {
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#endif
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// Data that gets transmitted.
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typedef struct {
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uint8_t* alloc_ptr; // Start of memory allocation (returned from `malloc()`).
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size_t alloc_len; // Length of the memory allocation.
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uint8_t* data_ptr; // Start of logical contents (within the allocation).
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size_t data_len; // Length of logical contents.
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} deno_buf;
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typedef struct deno_s Deno;
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// A callback to receive a message from a libdeno.send() javascript call.
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// control_buf is valid for only for the lifetime of this callback.
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// data_buf is valid until deno_respond() is called.
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typedef void (*deno_recv_cb)(void* user_data, int32_t req_id,
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deno_buf control_buf, deno_buf data_buf);
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void deno_init();
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const char* deno_v8_version();
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void deno_set_v8_flags(int* argc, char** argv);
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Deno* deno_new(deno_buf snapshot, deno_buf shared, deno_recv_cb cb);
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Deno* deno_new_snapshotter(deno_buf shared, deno_recv_cb cb,
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const char* js_filename, const char* js_source,
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const char* source_map);
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// Generate a snapshot. The resulting buf can be used with deno_new.
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// The caller must free the returned data by calling delete[] buf.data_ptr.
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deno_buf deno_get_snapshot(Deno* d);
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void deno_delete(Deno* d);
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// Returns false on error.
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// Get error text with deno_last_exception().
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// 0 = fail, 1 = success
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int deno_execute(Deno* d, void* user_data, const char* js_filename,
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const char* js_source);
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// deno_respond sends up to one message back for every deno_recv_cb made.
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//
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// If this is called during deno_recv_cb, the issuing libdeno.send() in
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// javascript will synchronously return the specified buf as an ArrayBuffer (or
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// null if buf is empty).
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//
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// If this is called after deno_recv_cb has returned, the deno_respond
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// will call into the JS callback specified by libdeno.recv().
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//
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// (Ideally, but not currently: After calling deno_respond(), the caller no
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// longer owns `buf` and must not use it; deno_respond() is responsible for
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// releasing its memory.)
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//
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// Calling this function more than once with the same req_id will result in
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// an error.
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//
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// A non-zero return value, means a JS exception was encountered during the
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// libdeno.recv() callback. Check deno_last_exception() for exception text.
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int deno_respond(Deno* d, void* user_data, int32_t req_id, deno_buf buf);
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void deno_check_promise_errors(Deno* d);
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const char* deno_last_exception(Deno* d);
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void deno_terminate_execution(Deno* d);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // DENO_H_
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