LwIP協議棧學習--內存管理

 源碼算法 case PBUF_POOL: p = memp_malloc(MEMP_PBUF_POOL);緩存 case PBUF_RAM: p = (struct pbuf*)mem_malloc(LWIP_MEM_ALIGN_SIZE(SIZEOF_STRUCT_PBUF + offset) + LWIP_MEM_ALIGN_SIZE(length));網絡  case PBUF_ROM:

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