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基于Redis网络模型的简易网络库

Redis 网络库剖析

解析 sdshdr8 #pragma pack(1) struct __attribute__((__packed__)) sdshdr8 { uint8_t len; /* used */ uint8_t alloc; /* excluding the header and null terminator */ unsigned char flags; /* 3 lsb of type, 5 unused bits */ char buf[]; }; 1字节对齐，sdshdr8结构体有