src/usr.bin/ssh/xmalloc.c - diff

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Diff for /src/usr.bin/ssh/xmalloc.c between version 1.6.2.2 and 1.6.2.3

version 1.6.2.2, 2000/11/08 21:31:40

version 1.6.2.3, 2001/03/12 15:44:18

Line 4

* Versions of malloc and friends that check their results, and never return

* failure (they call fatal if they encounter an error).

* As far as I am concerned, the code I have written for this software

* can be used freely for any purpose. Any derived versions of this

* software must be clearly marked as such, and if the derived work is

Line 15

#include "includes.h"

RCSID("$OpenBSD$");

#include "ssh.h"

#include "xmalloc.h"

#include "log.h"

void *

xmalloc(size_t size)

{

void *ptr = malloc(size);

void *ptr;

if (size == 0)

fatal("xmalloc: zero size");

ptr = malloc(size);

if (ptr == NULL)

fatal("xmalloc: out of memory (allocating %d bytes)", (int) size);

fatal("xmalloc: out of memory (allocating %lu bytes)", (u_long) size);

return ptr;

}

Line 31

Line 36

{

void *new_ptr;

if (new_size == 0)

fatal("xrealloc: zero size");

if (ptr == NULL)

fatal("xrealloc: NULL pointer given as argument");

new_ptr = realloc(ptr, new_size);

if (new_ptr == NULL)

fatal("xrealloc: out of memory (new_size %d bytes)", (int) new_size);

fatal("xrealloc: out of memory (new_size %lu bytes)", (u_long) new_size);

return new_ptr;

}

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char *

xstrdup(const char *str)

{

int len = strlen(str) + 1;

size_t len = strlen(str) + 1;

char *cp;

char *cp = xmalloc(len);

if (len == 0)

fatal("xstrdup: zero size");

cp = xmalloc(len);

strlcpy(cp, str, len);

return cp;

}