diff options
Diffstat (limited to 'fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/shared/platform/esp-idf/espidf_malloc.c')
-rw-r--r-- | fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/shared/platform/esp-idf/espidf_malloc.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/shared/platform/esp-idf/espidf_malloc.c b/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/shared/platform/esp-idf/espidf_malloc.c new file mode 100644 index 000000000..08ec88305 --- /dev/null +++ b/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/shared/platform/esp-idf/espidf_malloc.c @@ -0,0 +1,84 @@ +/* + * Copyright (C) 2019 Intel Corporation. All rights reserved. + * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception + */ + +#include "platform_api_vmcore.h" +#include "platform_api_extension.h" + +void * +os_malloc(unsigned size) +{ + void *buf_origin; + void *buf_fixed; + uintptr_t *addr_field; + + buf_origin = malloc(size + 8 + sizeof(uintptr_t)); + if (!buf_origin) { + return NULL; + } + buf_fixed = buf_origin + sizeof(void *); + if ((uintptr_t)buf_fixed & (uintptr_t)0x7) { + buf_fixed = (void *)((uintptr_t)(buf_fixed + 8) & (~(uintptr_t)7)); + } + + addr_field = buf_fixed - sizeof(uintptr_t); + *addr_field = (uintptr_t)buf_origin; + + return buf_fixed; +} + +void * +os_realloc(void *ptr, unsigned size) +{ + void *mem_origin; + void *mem_new; + void *mem_new_fixed; + uintptr_t *addr_field; + + if (!ptr) { + return os_malloc(size); + } + + addr_field = ptr - sizeof(uintptr_t); + mem_origin = (void *)(*addr_field); + mem_new = realloc(mem_origin, size + 8 + sizeof(uintptr_t)); + if (!mem_new) { + return NULL; + } + + if (mem_origin != mem_new) { + mem_new_fixed = mem_new + sizeof(uintptr_t); + if ((uint32)mem_new_fixed & 0x7) { + mem_new_fixed = + (void *)((uintptr_t)(mem_new + 8) & (~(uintptr_t)7)); + } + + addr_field = mem_new_fixed - sizeof(uintptr_t); + *addr_field = (uintptr_t)mem_new; + + return mem_new_fixed; + } + + return ptr; +} + +void +os_free(void *ptr) +{ + void *mem_origin; + uintptr_t *addr_field; + + if (ptr) { + addr_field = ptr - sizeof(uintptr_t); + mem_origin = (void *)(*addr_field); + + free(mem_origin); + } +} + +int +os_dumps_proc_mem_info(char *out, unsigned int size) +{ + return -1; +} |