{"id":55,"date":"2008-10-09T17:51:23","date_gmt":"2008-10-09T17:51:23","guid":{"rendered":"http:\/\/kumouse.aafox.com\/?p=55"},"modified":"2008-10-09T17:51:23","modified_gmt":"2008-10-09T17:51:23","slug":"%e6%a0%87%e5%87%86%e5%86%85%e5%ad%98%e7%ae%a1%e7%90%86%e5%87%bd%e6%95%b0","status":"publish","type":"post","link":"https:\/\/www.kumouse.com\/?p=55","title":{"rendered":"\u6807\u51c6\u5185\u5b58\u7ba1\u7406\u51fd\u6570"},"content":{"rendered":"<p>\u6807\u51c6\u5185\u5b58\u7ba1\u7406\u51fd\u6570<br \/>GlobalAlloc,GlobalFree,GlobalReAlloc,GlobalLock,GlobalUnlock,GlobalDiscard,GlobalFlags,GlobalHandle,GlobalSize<\/p>\n<p>1.\u56fa\u5b9a\u7684\u5185\u5b58\u5757<\/p>\n<blockquote><p>invoke GlobalAlloc,GMEM_FIXED or GMEM_ZEROINIT,dwBytes<br \/>.if eax<br \/>    mov lpMemory,eax<br \/>.endif<\/p><\/blockquote>\n<p>\u7533\u8bf7\u5931\u8d25eax\u8fd4\u56deNULL,\u6210\u529f\u8fd4\u56de\u6307\u5411\u7533\u8bf7\u5185\u5b58\u8d77\u59cb\u5730\u5740\u7684\u6307\u9488.GPTR<\/p>\n<p>\u91ca\u653e\u56fa\u5b9a\u5185\u5b58\u5757<\/p>\n<blockquote><p>invoke GlobalFree,lpMemory<\/p><\/blockquote>\n<p>\u91ca\u653e\u6210\u529f\u8fd4\u56deNULL,\u8fd4\u5426\u8fd4\u56de\u8f93\u5165\u7684lpMemory<\/p>\n<p>\u6539\u53d8\u5185\u5b58\u5757\u5927\u5c0f<\/p>\n<blockquote><p>invoke GlobalReAlloc,lpMemory,dwBytes,uFlags<br \/>.if eax<br \/>    mov lpNewMemory,eax<br \/>.endif<\/p><\/blockquote>\n<p>lpMemory\u662f\u5148\u524d\u7533\u8bf7\u7684\u5185\u5b58\u6307\u9488,dwBytes\u662f\u65b0\u5927\u5c0f,uFlags\u53ef\u4ee5\u662f\u7a7a<br \/>uFlags\u6765\u89c4\u5b9a\u662f\u5426\u5141\u8bb8\u79fb\u52a8\u5185\u5b58\u5757,\u5f53\u4e3aGMEM_MOVEABLE\u9009\u9879\u65f6,\u5982\u679c\u9700\u8981\u79fb\u52a8\u5185\u5b58\u5757windows\u4f1a\u5728\u5176\u5b83\u5730\u65b9\u65b0\u5f00\u4e00\u4e2a\u5185\u5b58\u5757,\u5e76\u628a\u539f\u6765\u7684\u5185\u5bb9\u81ea\u52a8\u590d\u5236\u5230\u65b0\u5185\u5b58\u4e2d,\u8fd9\u65f6\u51fd\u6570\u4f1a\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684\u6307\u9488,\u539f\u6765\u7684\u6307\u9488\u4f5c\u5e9f<br \/>\u5982\u679c\u4e0d\u6307\u5b9aGMEM_MOVEABLE,\u5f53\u540e\u9762\u7684\u7a7a\u95f4\u4e0d\u8db3\u65f6,\u51fd\u6570\u5931\u8d25\u5e76\u8fd4\u56deNULL,\u539f\u6765\u7684\u6307\u9488\u7ee7\u7eed\u6709\u6548.<br \/>\u6539\u53d8\u5185\u5b58\u5927\u5c0f\u65f6,\u5efa\u610f\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801<\/p>\n<blockquote><p>invoke GlobalReAlloc,lpMemory,dwBytes,GMEM_ZEROINIT or GMEM_MOVEABLE<br \/>.if eax<br \/>    mov lpMemory,eax<br \/>.endif<\/p><\/blockquote>\n<p>2.\u53ef\u79fb\u52a8\u7684\u5185\u5b58\u5757<br \/>\u7533\u8bf7\u53ef\u79fb\u52a8\u7684\u5185\u5b58\u5757<\/p>\n<blockquote><p>invoke GlobalAlloc,GMEM_MOVEABLE or GMEM_ZEROINIT,dwBytes<br \/>.if eax<br \/>    mov hMemory,eax<br \/>.endif<\/p><\/blockquote>\n<p>GMEM_MOVEABLE or GMEM_ZEROINIT = GHND<br \/>\u7533\u8bf7\u5931\u8d25eax\u8fd4\u56deNULL,\u6210\u529f\u8fd4\u56de\u4e00\u4e2a\u53e5\u67c4.\u53ef\u79fb\u52a8\u5185\u5b58\u5757\u4e0d\u80fd\u8d85\u8fc765536\u4e2a,\u56fa\u5b9a\u5185\u5b58\u5757\u6570\u91cf\u65e0\u9650\u5236<\/p>\n<p>\u9500\u5b9a\u53ef\u79fb\u52a8\u5185\u5b58:<\/p>\n<blockquote><p>invoke GlobalLock,hMemory<br \/>.if eax<br \/>    mov lpMemory,eax<br \/>.endif<\/p><\/blockquote>\n<p>\u9500\u5b9a\u5931\u8d25\u8fd4\u56deNULL,\u6210\u529f\u8fd4\u56de\u4e00\u4e2a\u6307\u9488<br \/>\u5f53\u4e0d\u4f7f\u7528\u65f6\u8981\u89e3\u9500<\/p>\n<blockquote><p>invoke GlobalUnlock,hMemory<\/p><\/blockquote>\n<p>\u89e3\u9500\u6210\u529f\u8fd4\u56de\u975e0\u503c<\/p>\n<p>\u91ca\u653e\u53ef\u79fb\u52a8\u5185\u5b58\u5757<\/p>\n<blockquote><p>invoke GlobalFree,hMemory<\/p><\/blockquote>\n<p>\u91ca\u653e\u6210\u529f\u8fd4\u56deNULL<\/p>\n<p>\u8c03\u6574\u53ef\u79fb\u52a8\u5185\u5b58\u5757\u5927\u5c0f<\/p>\n<blockquote><p>invoke GlobalReAlloc,hMemory,dwBytes,GHND<\/p><\/blockquote>\n<p>\u5982\u679c\u6210\u529f\u8fd4\u56dehMemory,\u5931\u8d25\u8fd4\u56deNULL<br \/>\u6ce8\u610f\u6700\u597d\u5148\u89e3\u9500\u518d\u8c03\u6574\u5927\u5c0f<\/p>\n<p>3.\u53ef\u4e22\u5f03\u7684\u5185\u5b58\u5757<br \/>\u53ef\u4e22\u5f03\u7684\u5185\u5b58\u5757\u5fc5\u987b\u662f\u53ef\u79fb\u52a8\u7684\u5185\u5b58\u5757<\/p>\n<blockquote><p>invoke GlobalAlloc,GHND or GMEM_DISCARDABLE,dwBytes<br \/>.if eax<br \/>    mov hMemory,eax<br \/>.endif<\/p><\/blockquote>\n<p>\u5982\u679cGlobalLock\u5185\u5b58\u8fd4\u56deNULL,\u8bf4\u660e\u5185\u5b58\u4ee5\u88ab\u4e22\u5f03\u4e86,\u4f46\u53e5\u67c4\u8fd8\u662f\u6709\u6548\u7684,\u5982\u679c\u8fd8\u8981\u4f7f\u7528\u8fd9\u4e2a\u53e5\u67c4,\u53ef\u4ee5\u4f7f\u7528<br \/>GlobalReAlloc\u6765\u91cd\u65b0\u5206\u914d\u5185\u5b58,\u5f53\u9500\u5b9a\u8ba1\u6570\u4e3a0\u65f6,\u53ef\u4ee5\u4f7f\u7528GlobalDiscard\u4e3b\u52a8\u5c06\u5b83\u4e22\u5f03.<\/p>\n<p>4.\u83b7\u53d6\u5185\u5b58\u5757\u7684\u4fe1\u606f<br \/>GlobalFlags\u4e3b\u8981\u7528\u6765\u53d6\u5f97\u53ef\u79fb\u52a8\u5185\u5b58\u7684\u8ba1\u6570,\u4e5f\u53ef\u4ee5\u68c0\u6d4b\u53ef\u4e22\u5f03\u5185\u5b58\u662f\u5426\u88ab\u4e22\u5f03.<\/p>\n<blockquote><p>invoke GlobalFlags,hMemory<br \/>and    eax,GMEM_LOCKCOUNT<br \/>mov   dwLockCount,eax<\/p><\/blockquote>\n<p>\u8fd4\u56de\u503c\u4e0d\u662fGMEM_INVALID_HANDLE\u8bf4\u660e\u8c03\u7528\u6210\u529f,\u8fd9\u65f6\u8fd4\u56de\u503c\u4f4e8\u4f4d\u662f\u5185\u5b58\u5757\u7684\u9500\u5b9a\u8ba1\u6570<br \/>GMEM_DISCARDABLE    \u8868\u793a\u5185\u5b58\u5757\u662f\u53ef\u4e22\u5f03\u5185\u5b58\u5757<br \/>GMEM_DISCARDED       \u8868\u793a\u5185\u5b58\u5757\u4ee5\u88ab\u5931\u5f03<\/p>\n<p>GlobalHandle\u53ef\u4ee5\u4eceGlobalLock\u5f97\u5230\u7684lpMemory\u503c\u83b7\u53d6\u5bf9\u5e94\u7684hMemory<br \/>GlobalSize\u53ef\u4ee5\u83b7\u53d6\u4e00\u4e2a\u5185\u5b58\u5757\u7684\u5c3a\u5bf8<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6807\u51c6\u5185\u5b58\u7ba1\u7406\u51fd\u6570GlobalAlloc,GlobalFree,GlobalReAlloc,GlobalLock [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[],"class_list":["post-55","post","type-post","status-publish","format-standard","hentry","category-12"],"_links":{"self":[{"href":"https:\/\/www.kumouse.com\/index.php?rest_route=\/wp\/v2\/posts\/55","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kumouse.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kumouse.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kumouse.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kumouse.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=55"}],"version-history":[{"count":0,"href":"https:\/\/www.kumouse.com\/index.php?rest_route=\/wp\/v2\/posts\/55\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.kumouse.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=55"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kumouse.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=55"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kumouse.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=55"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}