1 files changed, 259 insertions, 0 deletions
diff --git a/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/shared/platform/nuttx/nuttx_platform.c b/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/shared/platform/nuttx/nuttx_platform.c
new file mode 100644
index 000000000..9cb123e01
--- /dev/null
+++ b/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/shared/platform/nuttx/nuttx_platform.c
@@ -0,0 +1,259 @@
+/*
+ * Copyright (C) 2020 XiaoMi Corporation.  All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+ */
+
+#include "platform_api_extension.h"
+#include "platform_api_vmcore.h"
+
+#if defined(CONFIG_ARCH_USE_TEXT_HEAP)
+#include <nuttx/arch.h>
+#endif
+
+int
+bh_platform_init()
+{
+    return 0;
+}
+
+void
+bh_platform_destroy()
+{}
+
+void *
+os_malloc(unsigned size)
+{
+    return malloc(size);
+}
+
+void *
+os_realloc(void *ptr, unsigned size)
+{
+    return realloc(ptr, size);
+}
+
+void
+os_free(void *ptr)
+{
+    free(ptr);
+}
+
+int
+os_dumps_proc_mem_info(char *out, unsigned int size)
+{
+    return -1;
+}
+
+void *
+os_mmap(void *hint, size_t size, int prot, int flags)
+{
+#if defined(CONFIG_ARCH_USE_TEXT_HEAP)
+    if ((prot & MMAP_PROT_EXEC) != 0) {
+        return up_textheap_memalign(sizeof(void *), size);
+    }
+#endif
+
+    if ((uint64)size >= UINT32_MAX)
+        return NULL;
+    return malloc((uint32)size);
+}
+
+void
+os_munmap(void *addr, size_t size)
+{
+#if defined(CONFIG_ARCH_USE_TEXT_HEAP)
+    if (up_textheap_heapmember(addr)) {
+        up_textheap_free(addr);
+        return;
+    }
+#endif
+    return free(addr);
+}
+
+int
+os_mprotect(void *addr, size_t size, int prot)
+{
+    return 0;
+}
+
+void
+os_dcache_flush()
+{}
+
+/* If AT_FDCWD is provided, maybe we have openat family */
+#if !defined(AT_FDCWD)
+
+int
+openat(int fd, const char *path, int oflags, ...)
+{
+    errno = ENOSYS;
+    return -1;
+}
+
+int
+fstatat(int fd, const char *path, struct stat *buf, int flag)
+{
+    errno = ENOSYS;
+    return -1;
+}
+
+int
+mkdirat(int fd, const char *path, mode_t mode)
+{
+    errno = ENOSYS;
+    return -1;
+}
+
+ssize_t
+readlinkat(int fd, const char *path, char *buf, size_t bufsize)
+{
+    errno = ENOSYS;
+    return -1;
+}
+
+int
+linkat(int fd1, const char *path1, int fd2, const char *path2, int flag)
+{
+    errno = ENOSYS;
+    return -1;
+}
+
+int
+renameat(int fromfd, const char *from, int tofd, const char *to)
+{
+    errno = ENOSYS;
+    return -1;
+}
+int
+symlinkat(const char *target, int fd, const char *path)
+{
+    errno = ENOSYS;
+    return -1;
+}
+int
+unlinkat(int fd, const char *path, int flag)
+{
+    errno = ENOSYS;
+    return -1;
+}
+int
+utimensat(int fd, const char *path, const struct timespec ts[2], int flag)
+{
+    errno = ENOSYS;
+    return -1;
+}
+
+#endif /* !defined(AT_FDCWD) */
+
+#ifndef CONFIG_NET
+
+#include <netdb.h>
+
+int
+accept(int sockfd, FAR struct sockaddr *addr, FAR socklen_t *addrlen)
+{
+    errno = ENOTSUP;
+    return -1;
+}
+
+int
+bind(int sockfd, FAR const struct sockaddr *addr, socklen_t addrlen)
+{
+    errno = ENOTSUP;
+    return -1;
+}
+
+int
+listen(int sockfd, int backlog)
+{
+    errno = ENOTSUP;
+    return -1;
+}
+
+int
+connect(int sockfd, FAR const struct sockaddr *addr, socklen_t addrlen)
+{
+    errno = ENOTSUP;
+    return -1;
+}
+
+ssize_t
+recvfrom(int sockfd, FAR void *buf, size_t len, int flags,
+         FAR struct sockaddr *from, FAR socklen_t *fromlen)
+{
+    errno = ENOTSUP;
+    return -1;
+}
+
+ssize_t
+send(int sockfd, FAR const void *buf, size_t len, int flags)
+{
+    errno = ENOTSUP;
+    return -1;
+}
+
+ssize_t
+sendto(int sockfd, FAR const void *buf, size_t len, int flags,
+       FAR const struct sockaddr *to, socklen_t tolen)
+{
+    errno = ENOTSUP;
+    return -1;
+}
+
+int
+socket(int domain, int type, int protocol)
+{
+    errno = ENOTSUP;
+    return -1;
+}
+
+int
+shutdown(int sockfd, int how)
+{
+    errno = ENOTSUP;
+    return -1;
+}
+
+int
+getaddrinfo(FAR const char *nodename, FAR const char *servname,
+            FAR const struct addrinfo *hints, FAR struct addrinfo **res)
+{
+    errno = ENOTSUP;
+    return -1;
+}
+
+void
+freeaddrinfo(FAR struct addrinfo *ai)
+{}
+
+int
+setsockopt(int sockfd, int level, int option, FAR const void *value,
+           socklen_t value_len)
+{
+    errno = ENOTSUP;
+    return -1;
+}
+
+int
+getsockopt(int sockfd, int level, int option, FAR void *value,
+           FAR socklen_t *value_len)
+{
+    errno = ENOTSUP;
+    return -1;
+}
+
+int
+getpeername(int sockfd, FAR struct sockaddr *addr, FAR socklen_t *addrlen)
+{
+    errno = ENOTSUP;
+    return -1;
+}
+
+int
+getsockname(int sockfd, FAR struct sockaddr *addr, FAR socklen_t *addrlen)
+{
+    errno = ENOTSUP;
+    return -1;
+}
+
+#endif