1 files changed, 72 insertions, 0 deletions
diff --git a/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/shared/platform/common/posix/posix_malloc.c b/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/shared/platform/common/posix/posix_malloc.c
new file mode 100644
index 000000000..912998ee0
--- /dev/null
+++ b/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/shared/platform/common/posix/posix_malloc.c
@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2019 Intel Corporation.  All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+ */
+
+#include "platform_api_vmcore.h"
+
+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)
+{
+    int ret = -1;
+    FILE *f;
+    char line[128] = { 0 };
+    unsigned int out_idx = 0;
+
+    if (!out || !size)
+        goto quit;
+
+    f = fopen("/proc/self/status", "r");
+    if (!f) {
+        perror("fopen failed: ");
+        goto quit;
+    }
+
+    memset(out, 0, size);
+
+    while (fgets(line, sizeof(line), f)) {
+#if WASM_ENABLE_MEMORY_PROFILING != 0
+        if (strncmp(line, "Vm", 2) == 0 || strncmp(line, "Rss", 3) == 0) {
+#else
+        if (strncmp(line, "VmRSS", 5) == 0
+            || strncmp(line, "RssAnon", 7) == 0) {
+#endif
+            size_t line_len = strlen(line);
+            if (line_len >= size - 1 - out_idx)
+                goto close_file;
+
+            /* copying without null-terminated byte */
+            memcpy(out + out_idx, line, line_len);
+            out_idx += line_len;
+        }
+    }
+
+    if (ferror(f)) {
+        perror("fgets failed: ");
+        goto close_file;
+    }
+
+    ret = 0;
+close_file:
+    fclose(f);
+quit:
+    return ret;
+}
+\ No newline at end of file