| /* Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "testutil.h" |
| |
| #include <stdlib.h> |
| #include <stdio.h> |
| #include <string.h> |
| |
| #if APR_HAVE_LIMITS_H |
| #include <limits.h> |
| #endif |
| |
| #include "apr_general.h" |
| #include "apr_strings.h" |
| #include "apr_cstr.h" |
| #include "apr_errno.h" |
| |
| /* I haven't bothered to check for APR_ENOTIMPL here, AFAIK, all string |
| * functions exist on all platforms. |
| */ |
| |
| static void test_strtok(abts_case *tc, void *data) |
| { |
| struct { |
| char *input; |
| char *sep; |
| } |
| cases[] = { |
| { |
| "", |
| "Z" |
| }, |
| { |
| " asdf jkl; 77889909 \r\n\1\2\3Z", |
| " \r\n\3\2\1" |
| }, |
| { |
| NULL, /* but who cares if apr_strtok() segfaults? */ |
| " \t" |
| }, |
| #if 0 /* don't do this... you deserve to segfault */ |
| { |
| "a b c ", |
| NULL |
| }, |
| #endif |
| { |
| " a b c ", |
| "" |
| }, |
| { |
| "a b c ", |
| " " |
| } |
| }; |
| int curtc; |
| |
| for (curtc = 0; curtc < sizeof cases / sizeof cases[0]; curtc++) { |
| char *retval1, *retval2; |
| char *str1, *str2; |
| char *state; |
| |
| str1 = apr_pstrdup(p, cases[curtc].input); |
| str2 = apr_pstrdup(p, cases[curtc].input); |
| |
| do { |
| retval1 = apr_strtok(str1, cases[curtc].sep, &state); |
| retval2 = strtok(str2, cases[curtc].sep); |
| |
| if (!retval1) { |
| ABTS_TRUE(tc, retval2 == NULL); |
| } |
| else { |
| ABTS_TRUE(tc, retval2 != NULL); |
| ABTS_STR_EQUAL(tc, retval2, retval1); |
| } |
| |
| str1 = str2 = NULL; /* make sure we pass NULL on subsequent calls */ |
| } while (retval1); |
| } |
| } |
| |
| static void snprintf_noNULL(abts_case *tc, void *data) |
| { |
| char buff[100]; |
| char *testing = apr_palloc(p, 10); |
| |
| testing[0] = 't'; |
| testing[1] = 'e'; |
| testing[2] = 's'; |
| testing[3] = 't'; |
| testing[4] = 'i'; |
| testing[5] = 'n'; |
| testing[6] = 'g'; |
| |
| /* If this test fails, we are going to seg fault. */ |
| apr_snprintf(buff, sizeof(buff), "%.*s", 7, testing); |
| ABTS_STR_NEQUAL(tc, buff, testing, 7); |
| } |
| |
| static void snprintf_0NULL(abts_case *tc, void *data) |
| { |
| int rv; |
| |
| rv = apr_snprintf(NULL, 0, "%sBAR", "FOO"); |
| ABTS_INT_EQUAL(tc, 6, rv); |
| } |
| |
| static void snprintf_0nonNULL(abts_case *tc, void *data) |
| { |
| int rv; |
| char *buff = "testing"; |
| |
| rv = apr_snprintf(buff, 0, "%sBAR", "FOO"); |
| ABTS_INT_EQUAL(tc, 6, rv); |
| ABTS_ASSERT(tc, "buff unmangled", strcmp(buff, "FOOBAR") != 0); |
| } |
| |
| static void snprintf_underflow(abts_case *tc, void *data) |
| { |
| char buf[20]; |
| int rv; |
| |
| rv = apr_snprintf(buf, sizeof buf, "%.2f", (double)0.0001); |
| ABTS_INT_EQUAL(tc, 4, rv); |
| ABTS_STR_EQUAL(tc, "0.00", buf); |
| |
| rv = apr_snprintf(buf, sizeof buf, "%.2f", (double)0.001); |
| ABTS_INT_EQUAL(tc, 4, rv); |
| ABTS_STR_EQUAL(tc, "0.00", buf); |
| |
| rv = apr_snprintf(buf, sizeof buf, "%.2f", (double)0.01); |
| ABTS_INT_EQUAL(tc, 4, rv); |
| ABTS_STR_EQUAL(tc, "0.01", buf); |
| } |
| |
| static void string_error(abts_case *tc, void *data) |
| { |
| char buf[128], *rv; |
| apr_status_t n; |
| |
| buf[0] = '\0'; |
| rv = apr_strerror(APR_ENOENT, buf, sizeof buf); |
| ABTS_PTR_EQUAL(tc, buf, rv); |
| ABTS_TRUE(tc, strlen(buf) > 0); |
| |
| rv = apr_strerror(APR_TIMEUP, buf, sizeof buf); |
| ABTS_PTR_EQUAL(tc, buf, rv); |
| ABTS_STR_EQUAL(tc, "The timeout specified has expired", buf); |
| |
| /* throw some randomish numbers at it to check for robustness */ |
| for (n = 1; n < 1000000; n *= 2) { |
| apr_strerror(n, buf, sizeof buf); |
| } |
| } |
| |
| #define SIZE 180000 |
| static void string_long(abts_case *tc, void *data) |
| { |
| char s[SIZE + 1]; |
| |
| memset(s, 'A', SIZE); |
| s[SIZE] = '\0'; |
| |
| apr_psprintf(p, "%s", s); |
| } |
| |
| /* ### FIXME: apr.h/apr_strings.h should provide these! */ |
| #define MY_LLONG_MAX (APR_INT64_C(9223372036854775807)) |
| #define MY_LLONG_MIN (-MY_LLONG_MAX - APR_INT64_C(1)) |
| |
| static void string_strtoi64(abts_case *tc, void *data) |
| { |
| static const struct { |
| int errnum, base; |
| const char *in, *end; |
| apr_int64_t result; |
| } ts[] = { |
| |
| /* base 10 tests */ |
| { 0, 10, "123545", NULL, APR_INT64_C(123545) }, |
| { 0, 10, " 123545", NULL, APR_INT64_C(123545) }, |
| { 0, 10, " +123545", NULL, APR_INT64_C(123545) }, |
| { 0, 10, "-123545", NULL, APR_INT64_C(-123545) }, |
| { 0, 10, " 00000123545", NULL, APR_INT64_C(123545) }, |
| { 0, 10, "123545ZZZ", "ZZZ", APR_INT64_C(123545) }, |
| { 0, 10, " 123545 ", " ", APR_INT64_C(123545) }, |
| |
| /* base 16 tests */ |
| { 0, 16, "1E299", NULL, APR_INT64_C(123545) }, |
| { 0, 16, "1e299", NULL, APR_INT64_C(123545) }, |
| { 0, 16, "0x1e299", NULL, APR_INT64_C(123545) }, |
| { 0, 16, "0X1E299", NULL, APR_INT64_C(123545) }, |
| { 0, 16, "+1e299", NULL, APR_INT64_C(123545) }, |
| { 0, 16, "-1e299", NULL, APR_INT64_C(-123545) }, |
| { 0, 16, " -1e299", NULL, APR_INT64_C(-123545) }, |
| |
| /* automatic base detection tests */ |
| { 0, 0, "123545", NULL, APR_INT64_C(123545) }, |
| { 0, 0, "0x1e299", NULL, APR_INT64_C(123545) }, |
| { 0, 0, " 0x1e299", NULL, APR_INT64_C(123545) }, |
| { 0, 0, "+0x1e299", NULL, APR_INT64_C(123545) }, |
| { 0, 0, "-0x1e299", NULL, APR_INT64_C(-123545) }, |
| |
| /* large number tests */ |
| { 0, 10, "8589934605", NULL, APR_INT64_C(8589934605) }, |
| { 0, 10, "-8589934605", NULL, APR_INT64_C(-8589934605) }, |
| { 0, 16, "0x20000000D", NULL, APR_INT64_C(8589934605) }, |
| { 0, 16, "-0x20000000D", NULL, APR_INT64_C(-8589934605) }, |
| { 0, 16, " 0x20000000D", NULL, APR_INT64_C(8589934605) }, |
| { 0, 16, " 0x20000000D", NULL, APR_INT64_C(8589934605) }, |
| |
| /* error cases */ |
| { ERANGE, 10, "999999999999999999999999999999999", "", MY_LLONG_MAX }, |
| { ERANGE, 10, "-999999999999999999999999999999999", "", MY_LLONG_MIN }, |
| |
| #if 0 |
| /* C99 doesn't require EINVAL for an invalid range. */ |
| { EINVAL, 99, "", (void *)-1 /* don't care */, 0 }, |
| #endif |
| |
| /* some strtoll implementations give EINVAL when no conversion |
| * is performed. */ |
| { -1 /* don't care */, 10, "zzz", "zzz", APR_INT64_C(0) }, |
| { -1 /* don't care */, 10, "", NULL, APR_INT64_C(0) } |
| |
| }; |
| int n; |
| |
| for (n = 0; n < sizeof(ts)/sizeof(ts[0]); n++) { |
| char *end = "end ptr not changed"; |
| apr_int64_t result; |
| int errnum; |
| |
| errno = 0; |
| result = apr_strtoi64(ts[n].in, &end, ts[n].base); |
| errnum = errno; |
| |
| ABTS_ASSERT(tc, |
| apr_psprintf(p, "for '%s': result was %" APR_INT64_T_FMT |
| " not %" APR_INT64_T_FMT, ts[n].in, |
| result, ts[n].result), |
| result == ts[n].result); |
| |
| if (ts[n].errnum != -1) { |
| ABTS_ASSERT(tc, |
| apr_psprintf(p, "for '%s': errno was %d not %d", ts[n].in, |
| errnum, ts[n].errnum), |
| ts[n].errnum == errnum); |
| } |
| |
| if (ts[n].end == NULL) { |
| /* end must point to NUL terminator of .in */ |
| ABTS_PTR_EQUAL(tc, ts[n].in + strlen(ts[n].in), end); |
| } else if (ts[n].end != (void *)-1) { |
| ABTS_ASSERT(tc, |
| apr_psprintf(p, "for '%s', end was '%s' not '%s'", |
| ts[n].in, end, ts[n].end), |
| strcmp(ts[n].end, end) == 0); |
| } |
| } |
| } |
| |
| static void string_strtoff(abts_case *tc, void *data) |
| { |
| apr_off_t off; |
| |
| ABTS_ASSERT(tc, "strtoff fails on out-of-range integer", |
| apr_strtoff(&off, "999999999999999999999999999999", |
| NULL, 10) != APR_SUCCESS); |
| |
| ABTS_ASSERT(tc, "strtoff failed for 1234", |
| apr_strtoff(&off, "1234", NULL, 10) == APR_SUCCESS); |
| |
| ABTS_ASSERT(tc, "strtoff failed to parse 1234", off == 1234); |
| } |
| |
| /* random-ish checks for strfsize buffer overflows */ |
| static void overflow_strfsize(abts_case *tc, void *data) |
| { |
| apr_off_t off; |
| char buf[7]; |
| |
| buf[5] = '$'; |
| buf[6] = '@'; |
| |
| for (off = -9999; off < 20000; off++) { |
| apr_strfsize(off, buf); |
| } |
| for (; off < 9999999; off += 9) { |
| apr_strfsize(off, buf); |
| } |
| for (; off < 999999999; off += 999) { |
| apr_strfsize(off, buf); |
| } |
| for (off = LONG_MAX; off > 1; off /= 2) { |
| apr_strfsize(off, buf); |
| if (sizeof(apr_off_t) > sizeof(long) || off < LONG_MAX) |
| apr_strfsize(off + 1, buf); |
| apr_strfsize(off - 1, buf); |
| } |
| |
| ABTS_ASSERT(tc, "strfsize overflowed", buf[5] == '$'); |
| ABTS_ASSERT(tc, "strfsize overflowed", buf[6] == '@'); |
| } |
| |
| static void string_strfsize(abts_case *tc, void *data) |
| { |
| static const struct { |
| apr_off_t size; |
| const char *buf; |
| } ts[] = { |
| { -1, " - " }, |
| { 0, " 0 " }, |
| { 666, "666 " }, |
| { 1024, "1.0K" }, |
| { 1536, "1.5K" }, |
| { 2048, "2.0K" }, |
| { 1293874, "1.2M" }, |
| { 9999999, "9.5M" }, |
| { 103809024, " 99M" }, |
| { 1047527424, "1.0G" } /* "999M" would be more correct */ |
| }; |
| apr_size_t n; |
| |
| for (n = 0; n < sizeof(ts)/sizeof(ts[0]); n++) { |
| char buf[6], *ret; |
| |
| buf[5] = '%'; |
| |
| ret = apr_strfsize(ts[n].size, buf); |
| ABTS_ASSERT(tc, "strfsize returned wrong buffer", ret == buf); |
| ABTS_ASSERT(tc, "strfsize overflowed", buf[5] == '%'); |
| |
| ABTS_STR_EQUAL(tc, ts[n].buf, ret); |
| } |
| } |
| |
| static void string_cpystrn(abts_case *tc, void *data) |
| { |
| char buf[6], *ret; |
| |
| buf[5] = 'Z'; |
| |
| ret = apr_cpystrn(buf, "123456", 5); |
| |
| ABTS_STR_EQUAL(tc, "1234", buf); |
| ABTS_PTR_EQUAL(tc, buf + 4, ret); |
| ABTS_TRUE(tc, *ret == '\0'); |
| ABTS_TRUE(tc, ret[1] == 'Z'); |
| } |
| |
| static void snprintf_overflow(abts_case *tc, void *data) |
| { |
| char buf[4]; |
| int rv; |
| |
| buf[2] = '4'; |
| buf[3] = '2'; |
| |
| rv = apr_snprintf(buf, 2, "%s", "a"); |
| ABTS_INT_EQUAL(tc, 1, rv); |
| |
| rv = apr_snprintf(buf, 2, "%s", "abcd"); |
| ABTS_INT_EQUAL(tc, 1, rv); |
| |
| ABTS_STR_EQUAL(tc, "a", buf); |
| |
| /* Check the buffer really hasn't been overflowed. */ |
| ABTS_TRUE(tc, buf[2] == '4' && buf[3] == '2'); |
| } |
| |
| static void skip_prefix(abts_case *tc, void *data) |
| { |
| ABTS_STR_EQUAL(tc, apr_cstr_skip_prefix("12345", "12345"), ""); |
| ABTS_STR_EQUAL(tc, apr_cstr_skip_prefix("12345", "123"), "45"); |
| ABTS_STR_EQUAL(tc, apr_cstr_skip_prefix("12345", ""), "12345"); |
| ABTS_STR_EQUAL(tc, apr_cstr_skip_prefix("12345", "23"), NULL); |
| ABTS_STR_EQUAL(tc, apr_cstr_skip_prefix("1", "12"), NULL); |
| ABTS_STR_EQUAL(tc, apr_cstr_skip_prefix("", ""), ""); |
| ABTS_STR_EQUAL(tc, apr_cstr_skip_prefix("", "12"), NULL); |
| } |
| |
| static void pstrcat(abts_case *tc, void *data) |
| { |
| ABTS_STR_EQUAL(tc, apr_pstrcat(p, "a", "bc", "def", NULL), |
| "abcdef"); |
| ABTS_STR_EQUAL(tc, apr_pstrcat(p, NULL), ""); |
| ABTS_STR_EQUAL(tc, apr_pstrcat(p, |
| "a", "b", "c", "d", "e", |
| "f", "g", "h", "i", "j", |
| "1", "2", "3", "4", "5", |
| NULL), |
| "abcdefghij12345"); |
| } |
| |
| abts_suite *teststr(abts_suite *suite) |
| { |
| suite = ADD_SUITE(suite) |
| |
| abts_run_test(suite, snprintf_0NULL, NULL); |
| abts_run_test(suite, snprintf_0nonNULL, NULL); |
| abts_run_test(suite, snprintf_noNULL, NULL); |
| abts_run_test(suite, snprintf_underflow, NULL); |
| abts_run_test(suite, test_strtok, NULL); |
| abts_run_test(suite, string_error, NULL); |
| abts_run_test(suite, string_long, NULL); |
| abts_run_test(suite, string_strtoi64, NULL); |
| abts_run_test(suite, string_strtoff, NULL); |
| abts_run_test(suite, overflow_strfsize, NULL); |
| abts_run_test(suite, string_strfsize, NULL); |
| abts_run_test(suite, string_cpystrn, NULL); |
| abts_run_test(suite, snprintf_overflow, NULL); |
| abts_run_test(suite, skip_prefix, NULL); |
| abts_run_test(suite, pstrcat, NULL); |
| |
| return suite; |
| } |
| |