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c10a8dee07
_in_ to it, as well as the one it returns. Why have I never thought of doing that before?! [originally from svn r9539]
44 lines
1.4 KiB
C
44 lines
1.4 KiB
C
/*
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* PuTTY memory-handling header.
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*/
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#ifndef PUTTY_PUTTYMEM_H
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#define PUTTY_PUTTYMEM_H
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#include <stddef.h> /* for size_t */
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#include <string.h> /* for memcpy() */
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/* #define MALLOC_LOG do this if you suspect putty of leaking memory */
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#ifdef MALLOC_LOG
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#define smalloc(z) (mlog(__FILE__,__LINE__), safemalloc(z,1))
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#define snmalloc(z,s) (mlog(__FILE__,__LINE__), safemalloc(z,s))
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#define srealloc(y,z) (mlog(__FILE__,__LINE__), saferealloc(y,z,1))
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#define snrealloc(y,z,s) (mlog(__FILE__,__LINE__), saferealloc(y,z,s))
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#define sfree(z) (mlog(__FILE__,__LINE__), safefree(z))
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void mlog(char *, int);
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#else
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#define smalloc(z) safemalloc(z,1)
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#define snmalloc safemalloc
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#define srealloc(y,z) saferealloc(y,z,1)
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#define snrealloc saferealloc
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#define sfree safefree
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#endif
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void *safemalloc(size_t, size_t);
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void *saferealloc(void *, size_t, size_t);
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void safefree(void *);
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/*
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* Direct use of smalloc within the code should be avoided where
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* possible, in favour of these type-casting macros which ensure
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* you don't mistakenly allocate enough space for one sort of
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* structure and assign it to a different sort of pointer.
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*/
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#define snew(type) ((type *)snmalloc(1, sizeof(type)))
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#define snewn(n, type) ((type *)snmalloc((n), sizeof(type)))
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#define sresize(ptr, n, type) \
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((type *)snrealloc((sizeof((type *)0 == (ptr)), (ptr)), (n), sizeof(type)))
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#endif
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