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Generate C preprocessor code to hide things not on Windows

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This commit is contained in:
Mark McCaskey
2019-11-11 14:45:14 -08:00
parent 2343075bd9
commit e121c47f18
5 changed files with 101 additions and 1 deletions
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37
lib/runtime-c-api/wasmer.hh
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@ -1,3 +1,20 @@
#ifndef WASMER_H_MACROS
#define WASMER_H_MACROS
#if MSVC
#ifdef _M_AMD64
#define ARCH_X86_64
#endif
#endif
#if GCC
#ifdef __x86_64__
#define ARCH_X86_64
#endif
#endif
#endif // WASMER_H_MACROS
#ifndef WASMER_H
#define WASMER_H
@ -146,17 +163,23 @@ struct wasmer_serialized_module_t {
};
#if (!defined(_WIN32) && defined(ARCH_X86_64))
struct wasmer_trampoline_buffer_builder_t {
};
#endif
#if (!defined(_WIN32) && defined(ARCH_X86_64))
struct wasmer_trampoline_callable_t {
};
#endif
#if (!defined(_WIN32) && defined(ARCH_X86_64))
struct wasmer_trampoline_buffer_t {
};
#endif
/// Opens a directory that's visible to the WASI module as `alias` but
/// is backed by the host file at `host_file_path`
@ -612,32 +635,46 @@ uint32_t wasmer_table_length(wasmer_table_t *table);
/// and `wasmer_last_error_message` to get an error message.
wasmer_result_t wasmer_table_new(wasmer_table_t **table, wasmer_limits_t limits);
#if (!defined(_WIN32) && defined(ARCH_X86_64))
/// Adds a callinfo trampoline to the builder.
uintptr_t wasmer_trampoline_buffer_builder_add_callinfo_trampoline(wasmer_trampoline_buffer_builder_t *builder,
const wasmer_trampoline_callable_t *func,
const void *ctx,
uint32_t num_params);
#endif
#if (!defined(_WIN32) && defined(ARCH_X86_64))
/// Adds a context trampoline to the builder.
uintptr_t wasmer_trampoline_buffer_builder_add_context_trampoline(wasmer_trampoline_buffer_builder_t *builder,
const wasmer_trampoline_callable_t *func,
const void *ctx);
#endif
#if (!defined(_WIN32) && defined(ARCH_X86_64))
/// Finalizes the trampoline builder into an executable buffer.
wasmer_trampoline_buffer_t *wasmer_trampoline_buffer_builder_build(wasmer_trampoline_buffer_builder_t *builder);
#endif
#if (!defined(_WIN32) && defined(ARCH_X86_64))
/// Creates a new trampoline builder.
wasmer_trampoline_buffer_builder_t *wasmer_trampoline_buffer_builder_new();
#endif
#if (!defined(_WIN32) && defined(ARCH_X86_64))
/// Destroys the trampoline buffer if not null.
void wasmer_trampoline_buffer_destroy(wasmer_trampoline_buffer_t *buffer);
#endif
#if (!defined(_WIN32) && defined(ARCH_X86_64))
/// Returns the callable pointer for the trampoline with index `idx`.
const wasmer_trampoline_callable_t *wasmer_trampoline_buffer_get_trampoline(const wasmer_trampoline_buffer_t *buffer,
uintptr_t idx);
#endif
#if (!defined(_WIN32) && defined(ARCH_X86_64))
/// Returns the context added by `add_context_trampoline`, from within the callee function.
void *wasmer_trampoline_get_context();
#endif
/// Returns true for valid wasm bytes and false for invalid bytes
bool wasmer_validate(const uint8_t *wasm_bytes, uint32_t wasm_bytes_len);