函数逻辑报告 |
Source Code:lib\zstd\compress.c |
Create Date:2022-07-27 08:03:20 |
| Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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函数名称:ZSTD_compressStream_generic
函数原型:static size_t ZSTD_compressStream_generic(ZSTD_CStream *zcs, void *dst, size_t *dstCapacityPtr, const void *src, size_t *srcSizePtr, ZSTD_flush_e const flush)
返回类型:size_t
参数:
| 类型 | 参数 | 名称 |
|---|---|---|
| ZSTD_CStream * | zcs | |
| void * | dst | |
| size_t * | dstCapacityPtr | |
| const void * | src | |
| size_t * | srcSizePtr | |
| ZSTD_flush_e const | flush |
| 3131 | someMoreWork等于1 |
| 3133 | iend等于istart加srcSizePtr |
| 3136 | oend等于ostart加dstCapacityPtr |
| 3139 | 当someMoreWork循环 |
| 3147 | toLoad等于inBuffTarget减inBuffPos |
| 3151 | 如果inBuffPos恒等于inToCompress或非flush且toLoad不等于loaded则 |
| 3152 | someMoreWork等于0 |
| 3153 | 退出 |
| 3160 | iSize等于inBuffPos减inToCompress |
| 3164 | 否则cDst等于outBuff, oSize等于outBuffSize |
| 3166 | cSize等于如果flush恒等于zsf_end则ZSTD_compressEnd(cctx, cDst, oSize, inBuff + inToCompress, iSize)否则ZSTD_compressContinue(cctx, cDst, oSize, inBuff + inToCompress, iSize) |
| 3168 | 如果ZSTD_isError() - tells if a size_t function result is an error code*@code: The function result to check for error.* Return: Non-zero iff the code is an error.则返回:cSize |
| 3170 | 如果flush恒等于zsf_end则frameEnded等于1 |
| 3173 | inBuffTarget等于inBuffPos加blockSize |
| 3174 | 如果inBuffTarget大于inBuffSize则inBuffPos等于0, inBuffTarget等于blockSize |
| 3176 | inToCompress等于inBuffPos |
| 3181 | outBuffContentSize等于cSize |
| 3182 | outBuffFlushedSize等于0 |
| 3183 | stage等于zcss_flush |
| 3187 | 当:stage恒等于zcss_flush |
| 3189 | flushed等于ZSTD_limitCopy(op, oend - op, outBuff + outBuffFlushedSize, toFlush) |
| 3191 | outBuffFlushedSize加等于flushed |
| 3193 | someMoreWork等于0 |
| 3194 | 退出 |
| 3196 | outBuffContentSize等于outBuffFlushedSize等于0 |
| 3198 | 退出 |
| 3201 | 当:stage恒等于zcss_final |
| 3202 | someMoreWork等于0 |
| 3203 | 退出 |
| 3205 | 默认 |
| 3210 | srcSizePtr等于ip减istart |
| 3211 | dstCapacityPtr等于op减ostart |
| 3212 | inputProcessed加等于srcSizePtr |
| 3213 | 如果frameEnded则返回:0 |
| 3216 | hintInSize等于inBuffTarget减inBuffPos |
| 3217 | 如果hintInSize恒等于0则hintInSize等于blockSize |
| 3219 | 返回:hintInSize |
| 名称 | 描述 |
|---|---|
| ZSTD_compressStream | |
| ZSTD_flushStream | : amount of data remaining to flush |
| ZSTD_endStream |
| 源代码转换工具 开放的插件接口 | X |
|---|---|
| 支持:c/c++/esqlc/java Oracle/Informix/Mysql 插件可实现:逻辑报告 代码生成和批量转换代码 |