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https://review.haiku-os.org/haiku
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47 lines
974 B
C++
47 lines
974 B
C++
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/*
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* function to compare 2 BMessages
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*/
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#include <string.h>
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#include <Message.h>
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/* returns true if == */
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bool CompareMessages(BMessage &a, BMessage &b)
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{
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void *cookie = NULL;
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const char *name;
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type_code code;
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int32 count, i;
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const void *adata, *bdata;
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ssize_t asize, bsize;
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if (a.what != b.what)
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return false;
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while (a.GetNextName(&cookie, &name, &code, &count) == B_OK) {
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for (i = 0; i < count; i++) {
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if (a.FindData(name, code, i, &adata, &asize) != B_OK)
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return false;
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if (b.FindData(name, code, i, &bdata, &bsize) != B_OK)
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return false;
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if (asize != bsize)
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return false;
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if (memcmp(adata, bdata, asize))
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return false;
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}
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}
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cookie = NULL;
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/* cross compare */
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while (b.GetNextName(&cookie, &name, &code, &count) == B_OK) {
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type_code acode;
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int32 acount;
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if (a.GetInfo(name, &acode, &acount) < B_OK)
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return false;
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if (code != acode)
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return false;
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if (count != acount)
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return false;
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}
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return true;
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}
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