51 lines
1.9 KiB
Diff
51 lines
1.9 KiB
Diff
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diff -Nrup a/nss/nsswitch.h b/nss/nsswitch.h
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--- a/nss/nsswitch.h 2012-06-30 13:12:34.000000000 -0600
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+++ b/nss/nsswitch.h 2012-10-16 12:43:09.377834729 -0600
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@@ -198,4 +198,8 @@ extern int __nss_hostname_digits_dots (c
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int *h_errnop);
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libc_hidden_proto (__nss_hostname_digits_dots)
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+/* Maximum number of aliases we allow. */
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+#define MAX_NR_ALIASES 48
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+#define MAX_NR_ADDRS 48
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+
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#endif /* nsswitch.h */
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diff -Nrup a/resolv/nss_dns/dns-host.c b/resolv/nss_dns/dns-host.c
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--- a/resolv/nss_dns/dns-host.c 2012-06-30 13:12:34.000000000 -0600
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+++ b/resolv/nss_dns/dns-host.c 2012-10-16 12:43:09.379834766 -0600
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@@ -88,10 +88,6 @@
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#define RESOLVSORT
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-/* Maximum number of aliases we allow. */
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-#define MAX_NR_ALIASES 48
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-#define MAX_NR_ADDRS 48
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-
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#if PACKETSZ > 65536
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# define MAXPACKET PACKETSZ
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#else
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diff -Nrup a/sysdeps/posix/getaddrinfo.c b/sysdeps/posix/getaddrinfo.c
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--- a/sysdeps/posix/getaddrinfo.c 2012-10-16 12:42:34.398174840 -0600
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+++ b/sysdeps/posix/getaddrinfo.c 2012-10-16 12:43:09.381834802 -0600
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@@ -568,7 +568,10 @@ gaih_inet (const char *name, const struc
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IPv6 scope ids, nor retrieving the canonical name. */
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if (req->ai_family == AF_INET && (req->ai_flags & AI_CANONNAME) == 0)
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{
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- size_t tmpbuflen = 512;
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+ /* Add room for struct host_data in resolv/nss_dns/dns-host.c */
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+ size_t tmpbuflen = 512 + (MAX_NR_ALIASES+MAX_NR_ADDRS+1)*sizeof(char*)
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+ + 16 * sizeof(char);
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+
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assert (tmpbuf == NULL);
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tmpbuf = alloca_account (tmpbuflen, alloca_used);
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int rc;
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@@ -811,7 +814,7 @@ gaih_inet (const char *name, const struc
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old_res_options = _res.options;
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_res.options &= ~RES_USE_INET6;
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- size_t tmpbuflen = 1024;
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+ size_t tmpbuflen = 1024 + sizeof(struct gaih_addrtuple);
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malloc_tmpbuf = !__libc_use_alloca (alloca_used + tmpbuflen);
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assert (tmpbuf == NULL);
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if (!malloc_tmpbuf)
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