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Follow up to r1609680: further simplify/optimize ap_proxy_strcmp_ematch().

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While at it, same treatment for its mother ap_strcmp_match().


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1826313 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Yann Ylavic
2018-03-09 09:36:18 +00:00
parent 17e80c8f32
commit 2077d6be0a
2 changed files with 8 additions and 9 deletions
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11
modules/proxy/proxy_util.c
View File

@@ -1502,10 +1502,7 @@ static int ap_proxy_strcmp_ematch(const char *str, const char *expected)
apr_size_t x, y;
for (x = 0, y = 0; expected[y]; ++y, ++x) {
int backref = (expected[y] == '$' && apr_isdigit(expected[y + 1]));
if (!str[x] && !backref)
return -1;
if (backref) {
if (expected[y] == '$' && apr_isdigit(expected[y + 1])) {
do {
y += 2;
} while (expected[y] == '$' && apr_isdigit(expected[y + 1]));
@@ -1518,9 +1515,11 @@ static int ap_proxy_strcmp_ematch(const char *str, const char *expected)
}
return -1;
}
else if (expected[y] == '\\') {
else if (!str[x]) {
return -1;
}
else if (expected[y] == '\\' && !expected[++y]) {
/* NUL is an invalid char! */
if (!expected[++y])
return -2;
}
if (str[x] != expected[y])

4
server/util.c
View File

@@ -190,8 +190,6 @@ AP_DECLARE(int) ap_strcmp_match(const char *str, const char *expected)
int x, y;
for (x = 0, y = 0; expected[y]; ++y, ++x) {
if ((!str[x]) && (expected[y] != '*'))
return -1;
if (expected[y] == '*') {
while (expected[++y] == '*');
if (!expected[y])
@@ -203,6 +201,8 @@ AP_DECLARE(int) ap_strcmp_match(const char *str, const char *expected)
}
return -1;
}
else if (!str[x])
return -1;
else if ((expected[y] != '?') && (str[x] != expected[y]))
return 1;
}