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Increased maximum option length from 511 to 2047 bytes

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Gerhard Rieger 2020-11-28 20:19:47 +01:00
parent 0dccf48d69
commit 411b658939
2 changed files with 5 additions and 1 deletions
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4
CHANGES
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@ -39,6 +39,10 @@ Corrections:
Tests: UNIX_SENDTO_UNLINK UNIX_CONNECT_UNLINK Tests: UNIX_SENDTO_UNLINK UNIX_CONNECT_UNLINK
Thanks to Nico Williams for reporting this major issue. Thanks to Nico Williams for reporting this major issue.
Length of single address options was limited to 511 bytes. This value
is now increased to 2047 bytes.
Change suggested by Mario Camou.
Porting: Porting:
In gcc version 10 the default changed from -fcommon to -fno-common. In gcc version 10 the default changed from -fcommon to -fno-common.
Consequently, linking filan and procan failed with error Consequently, linking filan and procan failed with error

2
xioopts.c
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@ -1821,7 +1821,7 @@ int parseopts_table(const char **a, unsigned int groups, struct opt **opts,
unsigned long ulongval; unsigned long ulongval;
long slongval; long slongval;
long long slonglongval; long long slonglongval;
char token[512], *tokp; size_t len; char token[2048], *tokp; size_t len;
int parsres; int parsres;
int result; int result;
char optbuf[256]; size_t optlen; char optbuf[256]; size_t optlen;