Last change
on this file since 450 was
444,
checked in by satin@…, 6 years ago
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add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc
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File size:
435 bytes
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Line | |
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1 | #define _GNU_SOURCE |
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2 | #include <sys/cdefs.h> |
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3 | #include <ssp/ssp.h> |
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4 | #include <string.h> |
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5 | |
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6 | #undef mempcpy |
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7 | |
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8 | void *__mempcpy_chk(void * __restrict, const void * __restrict, size_t, size_t); |
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9 | |
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10 | void * |
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11 | __mempcpy_chk(void * __restrict dst, const void * __restrict src, size_t len, |
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12 | size_t slen) |
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13 | { |
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14 | if (len > slen) |
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15 | __chk_fail(); |
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16 | |
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17 | if (__ssp_overlap((const char *)src, (const char *)dst, len)) |
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18 | __chk_fail(); |
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19 | |
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20 | return mempcpy(dst, src, len); |
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21 | } |
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