53 lines
1.5 KiB
Diff
53 lines
1.5 KiB
Diff
auth_rimap: provide naive memmem implementation if missing
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read_response uses memmem, which is not available on e.g. Solaris 10
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Bug: https://github.com/cyrusimap/cyrus-sasl/pull/551
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Signed-off-by: Fabian Groffen <grobian@gentoo.org>
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--- a/saslauthd/auth_rimap.c
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+++ b/saslauthd/auth_rimap.c
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@@ -367,6 +367,32 @@
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/* END FUNCTION: process_login_reply */
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+#ifndef HAVE_MEMMEM
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+static void *memmem(
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+ const void *big, size_t big_len,
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+ const void *little, size_t little_len)
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+{
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+ const char *bp = (const char *)big;
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+ const char *lp = (const char *)little;
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+ size_t l;
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+
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+ if (big_len < little_len || little_len == 0 || big_len == 0)
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+ return NULL;
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+
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+ while (big_len > 0) {
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+ for (l = 0; l < little_len; l++) {
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+ if (bp[l] != lp[l])
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+ break;
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+ }
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+ if (l == little_len)
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+ return (void *)bp;
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+ bp++;
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+ }
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+
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+ return NULL;
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+}
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+#endif
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+
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static int read_response(int s, char *rbuf, int buflen, const char *tag)
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{
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int rc = 0;
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--- a/configure.ac
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+++ b/configure.ac
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@@ -1292,7 +1292,7 @@
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#AC_FUNC_MEMCMP
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#AC_FUNC_VPRINTF
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-AC_CHECK_FUNCS(gethostname getdomainname getpwnam getspnam gettimeofday inet_aton memcpy mkdir select socket strchr strdup strerror strspn strstr strtol jrand48 getpassphrase asprintf strlcat strlcpy)
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+AC_CHECK_FUNCS(gethostname getdomainname getpwnam getspnam gettimeofday inet_aton memcpy memmem mkdir select socket strchr strdup strerror strspn strstr strtol jrand48 getpassphrase asprintf strlcat strlcpy)
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if test $ac_cv_func_getspnam = yes; then
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AC_MSG_CHECKING(if getpwnam_r/getspnam_r take 5 arguments)
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