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libosmocore/tests/utils/utils_test.c

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/* tests for utilities of libmsomcore */
/*
* (C) 2014 Holger Hans Peter Freyther
*
* All Rights Reserved
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*/
#include <osmocom/gsm/ipa.h>
#include <osmocom/gsm/protocol/ipaccess.h>
#include <osmocom/core/logging.h>
#include <osmocom/core/utils.h>
#include <osmocom/core/socket.h>
#include <stdio.h>
#include <ctype.h>
#include <time.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <errno.h>
#include <limits.h>
static void hexdump_test(void)
{
uint8_t data[4098];
char buf[256];
int i;
for (i = 0; i < ARRAY_SIZE(data); ++i)
data[i] = i & 0xff;
printf("Plain dump\n");
printf("%s\n", osmo_hexdump(data, 4));
printf("%s\n", osmo_hexdump_nospc(data, 4));
printf("Corner case\n");
printf("%s\n", osmo_hexdump(data, ARRAY_SIZE(data)));
printf("%s\n", osmo_hexdump_nospc(data, ARRAY_SIZE(data)));
#define _HEXDUMP_BUF_TEST(SIZE, DELIM, DELIM_AFTER) \
buf[0] = '!'; \
buf[1] = '\0'; \
printf("osmo_hexdump_buf(buf, " #SIZE ", data, 4, %s, " #DELIM_AFTER ")\n = \"%s\"\n", \
DELIM ? #DELIM : "NULL", \
osmo_hexdump_buf(buf, SIZE, data, 4, DELIM, DELIM_AFTER))
#define HEXDUMP_BUF_TEST(DELIM) \
_HEXDUMP_BUF_TEST(sizeof(buf), DELIM, false); \
_HEXDUMP_BUF_TEST(sizeof(buf), DELIM, true); \
_HEXDUMP_BUF_TEST(6, DELIM, false); \
_HEXDUMP_BUF_TEST(7, DELIM, false); \
_HEXDUMP_BUF_TEST(8, DELIM, false); \
_HEXDUMP_BUF_TEST(6, DELIM, true); \
_HEXDUMP_BUF_TEST(7, DELIM, true); \
_HEXDUMP_BUF_TEST(8, DELIM, true)
HEXDUMP_BUF_TEST("[delim]");
HEXDUMP_BUF_TEST(" ");
HEXDUMP_BUF_TEST(":");
HEXDUMP_BUF_TEST("::");
HEXDUMP_BUF_TEST("");
HEXDUMP_BUF_TEST(NULL);
}
static void hexparse_test(void)
{
int i;
int rc;
uint8_t data[256];
printf("\nHexparse 0..255 in lower case\n");
memset(data, 0, sizeof(data));
rc = osmo_hexparse(
"000102030405060708090a0b0c0d0e0f"
"101112131415161718191a1b1c1d1e1f"
"202122232425262728292a2b2c2d2e2f"
"303132333435363738393a3b3c3d3e3f"
"404142434445464748494a4b4c4d4e4f"
"505152535455565758595a5b5c5d5e5f"
"606162636465666768696a6b6c6d6e6f"
"707172737475767778797a7b7c7d7e7f"
"808182838485868788898a8b8c8d8e8f"
"909192939495969798999a9b9c9d9e9f"
"a0a1a2a3a4a5a6a7a8a9aaabacadaeaf"
"b0b1b2b3b4b5b6b7b8b9babbbcbdbebf"
"c0c1c2c3c4c5c6c7c8c9cacbcccdcecf"
"d0d1d2d3d4d5d6d7d8d9dadbdcdddedf"
"e0e1e2e3e4e5e6e7e8e9eaebecedeeef"
"f0f1f2f3f4f5f6f7f8f9fafbfcfdfeff"
, data, sizeof(data));
printf("rc = %d\n", rc);
printf("--> %s\n\n", osmo_hexdump(data, sizeof(data)));
for (i = 0; i < sizeof(data); i++)
OSMO_ASSERT(data[i] == i);
printf("Hexparse 0..255 in upper case\n");
memset(data, 0, sizeof(data));
rc = osmo_hexparse(
"000102030405060708090A0B0C0D0E0F"
"101112131415161718191A1B1C1D1E1F"
"202122232425262728292A2B2C2D2E2F"
"303132333435363738393A3B3C3D3E3F"
"404142434445464748494A4B4C4D4E4F"
"505152535455565758595A5B5C5D5E5F"
"606162636465666768696A6B6C6D6E6F"
"707172737475767778797A7B7C7D7E7F"
"808182838485868788898A8B8C8D8E8F"
"909192939495969798999A9B9C9D9E9F"
"A0A1A2A3A4A5A6A7A8A9AAABACADAEAF"
"B0B1B2B3B4B5B6B7B8B9BABBBCBDBEBF"
"C0C1C2C3C4C5C6C7C8C9CACBCCCDCECF"
"D0D1D2D3D4D5D6D7D8D9DADBDCDDDEDF"
"E0E1E2E3E4E5E6E7E8E9EAEBECEDEEEF"
"F0F1F2F3F4F5F6F7F8F9FAFBFCFDFEFF"
, data, sizeof(data));
printf("rc = %d\n", rc);
printf("--> %s\n\n", osmo_hexdump(data, sizeof(data)));
for (i = 0; i < sizeof(data); i++)
OSMO_ASSERT(data[i] == i);
printf("Hexparse 0..255 in mixed case\n");
memset(data, 0, sizeof(data));
rc = osmo_hexparse(
"000102030405060708090A0B0C0D0E0F"
"101112131415161718191A1B1C1D1E1F"
"202122232425262728292A2B2C2D2E2F"
"303132333435363738393a3b3c3d3e3f"
"404142434445464748494A4B4C4D4E4F"
"505152535455565758595a5b5c5d5e5f"
"606162636465666768696A6B6C6D6E6F"
"707172737475767778797A7B7C7D7E7F"
"808182838485868788898A8B8C8D8E8F"
"909192939495969798999A9B9C9D9E9F"
"A0A1A2A3a4a5a6a7a8a9AAABACADAEAF"
"B0B1B2B3b4b5b6b7b8b9BABBBCBDBEBF"
"C0C1C2C3c4c5c6c7c8c9CACBCCCDCECF"
"D0D1D2D3d4d5d6d7d8d9DADBDCDDDEDF"
"E0E1E2E3e4e5e6e7e8e9EAEBECEDEEEF"
"F0F1F2F3f4f5f6f7f8f9FAFBFCFDFEFF"
, data, sizeof(data));
printf("rc = %d\n", rc);
printf("--> %s\n\n", osmo_hexdump(data, sizeof(data)));
for (i = 0; i < sizeof(data); i++)
OSMO_ASSERT(data[i] == i);
printf("Hexparse 0..255 with whitespace\n");
memset(data, 0, sizeof(data));
rc = osmo_hexparse(
"00 01\t02\r030405060708090A0B0C0D0 E 0 F\n"
"10 11\t12\r131415161718191A1B1C1D1 E 1 F\n"
"20 21\t22\r232425262728292A2B2C2D2 E 2 F\n"
"30 31\t32\r333435363738393a3b3c3d3 e 3 f\n"
"40 41\t42\r434445464748494A4B4C4D4 E 4 F\n"
"50 51\t52\r535455565758595a5b5c5d5 e 5 f\n"
"60 61\t62\r636465666768696A6B6C6D6 E 6 F\n"
"70 71\t72\r737475767778797A7B7C7D7 E 7 F\n"
"80 81\t82\r838485868788898A8B8C8D8 E 8 F\n"
"90 91\t92\r939495969798999A9B9C9D9 E 9 F\n"
"A0 A1\tA2\rA3a4a5a6a7a8a9AAABACADA E A F\n"
"B0 B1\tB2\rB3b4b5b6b7b8b9BABBBCBDB E B F\n"
"C0 C1\tC2\rC3c4c5c6c7c8c9CACBCCCDC E C F \n"
"D0 D1\tD2\rD3d4d5d6d7d8d9DADBDCDDD E D F\t\n"
"E0 E1\tE2\rE3e4e5e6e7e8e9EAEBECEDE E E F \t\n"
"F0 F1\tF2\rF3f4f5f6f7f8f9FAFBFCFDF E F F \t\r\n"
, data, sizeof(data));
printf("rc = %d\n", rc);
printf("--> %s\n\n", osmo_hexdump(data, sizeof(data)));
for (i = 0; i < sizeof(data); i++)
OSMO_ASSERT(data[i] == i);
printf("Hexparse with buffer too short\n");
memset(data, 0, sizeof(data));
rc = osmo_hexparse("000102030405060708090a0b0c0d0e0f", data, 15);
printf("rc = %d\n", rc);
printf("Hexparse with uneven amount of digits\n");
memset(data, 0, sizeof(data));
rc = osmo_hexparse("000102030405060708090a0b0c0d0e0", data, 16);
printf("rc = %d\n", rc);
printf("Hexparse with invalid char\n");
memset(data, 0, sizeof(data));
rc = osmo_hexparse("0001020304050X0708090a0b0c0d0e0f", data, 16);
printf("rc = %d\n", rc);
}
static void test_ipa_ccm_id_resp_parsing(void)
{
struct tlv_parsed tvp;
int rc;
static const uint8_t id_resp_data[] = {
0x00, 0x13, IPAC_IDTAG_MACADDR,
'0','0',':','0','2',':','9','5',':','0','0',':','6','2',':','9','e','\0',
0x00, 0x11, IPAC_IDTAG_IPADDR,
'1','9','2','.','1','6','8','.','1','0','0','.','1','9','0','\0',
0x00, 0x0a, IPAC_IDTAG_UNIT,
'1','2','3','4','/','0','/','0','\0',
0x00, 0x02, IPAC_IDTAG_LOCATION1,
'\0',
0x00, 0x0d, IPAC_IDTAG_LOCATION2,
'B','T','S','_','N','B','T','1','3','1','G','\0',
0x00, 0x0c, IPAC_IDTAG_EQUIPVERS,
'1','6','5','a','0','2','9','_','5','5','\0',
0x00, 0x14, IPAC_IDTAG_SWVERSION,
'1','6','8','d','4','7','2','_','v','2','0','0','b','4','1','1','d','0','\0',
0x00, 0x18, IPAC_IDTAG_UNITNAME,
'n','b','t','s','-','0','0','-','0','2','-','9','5','-','0','0','-','6','2','-','9','E','\0',
0x00, 0x0a, IPAC_IDTAG_SERNR,
'0','0','1','1','0','7','8','1','\0'
};
printf("\nTesting IPA CCM ID RESP parsing\n");
rc = ipa_ccm_id_resp_parse(&tvp, (uint8_t *) id_resp_data, sizeof(id_resp_data));
OSMO_ASSERT(rc == 0);
OSMO_ASSERT(TLVP_PRESENT(&tvp, IPAC_IDTAG_MACADDR));
OSMO_ASSERT(TLVP_LEN(&tvp, IPAC_IDTAG_MACADDR) == 0x12);
OSMO_ASSERT(TLVP_PRESENT(&tvp, IPAC_IDTAG_IPADDR));
OSMO_ASSERT(TLVP_LEN(&tvp, IPAC_IDTAG_IPADDR) == 0x10);
OSMO_ASSERT(TLVP_PRESENT(&tvp, IPAC_IDTAG_UNIT));
OSMO_ASSERT(TLVP_LEN(&tvp, IPAC_IDTAG_UNIT) == 0x09);
OSMO_ASSERT(TLVP_PRESENT(&tvp, IPAC_IDTAG_LOCATION1));
OSMO_ASSERT(TLVP_LEN(&tvp, IPAC_IDTAG_LOCATION1) == 0x01);
OSMO_ASSERT(TLVP_PRESENT(&tvp, IPAC_IDTAG_LOCATION2));
OSMO_ASSERT(TLVP_LEN(&tvp, IPAC_IDTAG_LOCATION2) == 0x0c);
OSMO_ASSERT(TLVP_PRESENT(&tvp, IPAC_IDTAG_EQUIPVERS));
OSMO_ASSERT(TLVP_LEN(&tvp, IPAC_IDTAG_EQUIPVERS) == 0x0b);
OSMO_ASSERT(TLVP_PRESENT(&tvp, IPAC_IDTAG_SWVERSION));
OSMO_ASSERT(TLVP_LEN(&tvp, IPAC_IDTAG_EQUIPVERS) == 0x0b);
OSMO_ASSERT(TLVP_LEN(&tvp, IPAC_IDTAG_SWVERSION) == 0x13);
OSMO_ASSERT(TLVP_PRESENT(&tvp, IPAC_IDTAG_UNITNAME));
OSMO_ASSERT(TLVP_LEN(&tvp, IPAC_IDTAG_UNITNAME) == 0x17);
OSMO_ASSERT(TLVP_PRESENT(&tvp, IPAC_IDTAG_SERNR));
OSMO_ASSERT(TLVP_LEN(&tvp, IPAC_IDTAG_SERNR) == 0x09);
}
static void test_ipa_ccm_id_get_parsing(void)
{
struct tlv_parsed tvp;
int rc;
/* IPA CCM IDENTITY REQUEST message: 8bit length followed by respective value */
static const uint8_t id_get_data[] = {
0x01, 0x08,
0x01, 0x07,
0x01, 0x02,
0x01, 0x03,
0x01, 0x04,
0x01, 0x05,
0x01, 0x01,
0x01, 0x00,
0x11, 0x23, 0x4e, 0x6a, 0x28, 0xd2, 0xa2, 0x53, 0x3a, 0x2a, 0x82, 0xa7, 0x7a, 0xef, 0x29, 0xd4, 0x44, 0x30,
0x11, 0x24, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
printf("\nTesting IPA CCM ID GET parsing\n");
rc = ipa_ccm_id_get_parse(&tvp, id_get_data, sizeof(id_get_data));
OSMO_ASSERT(rc == 0);
OSMO_ASSERT(TLVP_PRESENT(&tvp, 8));
OSMO_ASSERT(TLVP_LEN(&tvp, 8) == 0);
OSMO_ASSERT(TLVP_PRESENT(&tvp, 7));
OSMO_ASSERT(TLVP_LEN(&tvp, 7) == 0);
OSMO_ASSERT(TLVP_PRESENT(&tvp, 2));
OSMO_ASSERT(TLVP_LEN(&tvp, 2) == 0);
OSMO_ASSERT(TLVP_PRESENT(&tvp, 3));
OSMO_ASSERT(TLVP_LEN(&tvp, 3) == 0);
OSMO_ASSERT(TLVP_PRESENT(&tvp, 4));
OSMO_ASSERT(TLVP_LEN(&tvp, 4) == 0);
OSMO_ASSERT(TLVP_PRESENT(&tvp, 5));
OSMO_ASSERT(TLVP_LEN(&tvp, 5) == 0);
OSMO_ASSERT(TLVP_PRESENT(&tvp, 1));
OSMO_ASSERT(TLVP_LEN(&tvp, 1) == 0);
OSMO_ASSERT(TLVP_PRESENT(&tvp, 0));
OSMO_ASSERT(TLVP_LEN(&tvp, 0) == 0);
OSMO_ASSERT(TLVP_PRESENT(&tvp, 0x23));
OSMO_ASSERT(TLVP_LEN(&tvp, 0x23) == 16);
OSMO_ASSERT(TLVP_PRESENT(&tvp, 0x24));
OSMO_ASSERT(TLVP_LEN(&tvp, 0x24) == 16);
OSMO_ASSERT(!TLVP_PRESENT(&tvp, 0x25));
}
static struct {
const char *str;
int min_digits;
int max_digits;
bool require_even;
bool expect_ok;
} test_hexstrs[] = {
{ NULL, 0, 10, false, true },
{ NULL, 1, 10, false, false },
{ "", 0, 10, false, true },
{ "", 1, 10, false, false },
{ " ", 0, 10, false, false },
{ "1", 0, 10, false, true },
{ "1", 1, 10, false, true },
{ "1", 1, 10, true, false },
{ "1", 2, 10, false, false },
{ "123", 1, 10, false, true },
{ "123", 1, 10, true, false },
{ "123", 4, 10, false, false },
{ "1234", 4, 10, true, true },
{ "12345", 4, 10, true, false },
{ "123456", 4, 10, true, true },
{ "1234567", 4, 10, true, false },
{ "12345678", 4, 10, true, true },
{ "123456789", 4, 10, true, false },
{ "123456789a", 4, 10, true, true },
{ "123456789ab", 4, 10, true, false },
{ "123456789abc", 4, 10, true, false },
{ "123456789ab", 4, 10, false, false },
{ "123456789abc", 4, 10, false, false },
{ "0123456789abcdefABCDEF", 0, 100, false, true },
{ "0123456789 abcdef ABCDEF", 0, 100, false, false },
{ "foobar", 0, 100, false, false },
{ "BeadedBeeAced1EbbedDefacedFacade", 32, 32, true, true },
{ "C01ffedC1cadaeAc1d1f1edAcac1aB0a", 32, 32, false, true },
{ "DeafBeddedBabeAcceededFadedDecaff", 32, 32, false, false },
};
bool test_is_hexstr()
{
int i;
bool pass = true;
bool ok = true;
printf("\n----- %s\n", __func__);
for (i = 0; i < ARRAY_SIZE(test_hexstrs); i++) {
ok = osmo_is_hexstr(test_hexstrs[i].str,
test_hexstrs[i].min_digits,
test_hexstrs[i].max_digits,
test_hexstrs[i].require_even);
pass = pass && (ok == test_hexstrs[i].expect_ok);
printf("%2d: %s str='%s' min=%d max=%d even=%d expect=%s\n",
i, test_hexstrs[i].expect_ok == ok ? "pass" : "FAIL",
test_hexstrs[i].str,
test_hexstrs[i].min_digits,
test_hexstrs[i].max_digits,
test_hexstrs[i].require_even,
test_hexstrs[i].expect_ok ? "valid" : "invalid");
}
return pass;
}
struct bcdcheck {
uint8_t bcd;
char ch;
};
static const struct bcdcheck bcdchecks[] = {
{ 0, '0' },
{ 1, '1' },
{ 2, '2' },
{ 3, '3' },
{ 4, '4' },
{ 5, '5' },
{ 6, '6' },
{ 7, '7' },
{ 8, '8' },
{ 9, '9' },
{ 0xA, 'A' },
{ 0xB, 'B' },
{ 0xC, 'C' },
{ 0xD, 'D' },
{ 0xE, 'E' },
{ 0xF, 'F' },
};
static void bcd_test(void)
{
int i;
printf("\nTesting BCD conversion\n");
for (i = 0; i < ARRAY_SIZE(bcdchecks); i++) {
const struct bcdcheck *check = &bcdchecks[i];
char ch = osmo_bcd2char(check->bcd);
printf("\tval=0x%x, expected=%c, found=%c\n", check->bcd, check->ch, ch);
OSMO_ASSERT(osmo_bcd2char(check->bcd) == check->ch);
/* test char -> bcd back-coversion */
OSMO_ASSERT(osmo_char2bcd(ch) == check->bcd);
/* test for lowercase hex char */
OSMO_ASSERT(osmo_char2bcd(tolower(ch)) == check->bcd);
}
}
struct bcd2str_test {
const char *bcd_hex;
int start_nibble;
int end_nibble;
bool allow_hex;
size_t str_size;
const char *expect_str;
int expect_rc;
};
static const struct bcd2str_test bcd2str_tests[] = {
{
.bcd_hex = "1a 32 54 76 98 f0",
.start_nibble = 1,
.end_nibble = 11,
.expect_str = "1234567890",
.expect_rc = 10,
},
{
.bcd_hex = "1a 32 a4 cb 9d f0",
.start_nibble = 1,
.end_nibble = 11,
.expect_str = "1234ABCD90",
.expect_rc = -EINVAL,
},
{
.bcd_hex = "1a 32 a4 cb 9d f0",
.start_nibble = 1,
.end_nibble = 11,
.allow_hex = true,
.expect_str = "1234ABCD90",
.expect_rc = 10,
},
{
.bcd_hex = "1a 32 54 76 98 f0",
.start_nibble = 1,
.end_nibble = 12,
.expect_str = "1234567890F",
.expect_rc = -EINVAL,
},
{
.bcd_hex = "1a 32 54 76 98 f0",
.start_nibble = 1,
.end_nibble = 12,
.allow_hex = true,
.expect_str = "1234567890F",
.expect_rc = 11,
},
{
.bcd_hex = "1a 32 54 76 98 f0",
.start_nibble = 0,
.end_nibble = 12,
.allow_hex = true,
.expect_str = "A1234567890F",
.expect_rc = 12,
},
{
.bcd_hex = "1a 32 54 76 98 f0",
.start_nibble = 1,
.end_nibble = 12,
.str_size = 5,
.expect_str = "1234",
.expect_rc = 11,
},
{
.bcd_hex = "",
.start_nibble = 1,
.end_nibble = 1,
.expect_str = "",
.expect_rc = 0,
},
};
static void bcd2str_test(void)
{
int i;
uint8_t bcd[64];
int rc;
printf("\nTesting bcd to string conversion\n");
for (i = 0; i < ARRAY_SIZE(bcd2str_tests); i++) {
const struct bcd2str_test *t = &bcd2str_tests[i];
char str[64] = {};
size_t str_size = t->str_size ? : sizeof(str);
osmo_hexparse(t->bcd_hex, bcd, sizeof(bcd));
printf("- BCD-input='%s' nibbles=[%d..%d[ str_size=%zu\n", t->bcd_hex,
t->start_nibble, t->end_nibble, str_size);
rc = osmo_bcd2str(str, str_size, bcd, t->start_nibble, t->end_nibble, t->allow_hex);
printf(" rc=%d\n", rc);
OSMO_ASSERT(str[str_size-1] == '\0');
printf(" -> %s\n", osmo_quote_str(str, -1));
if (rc != t->expect_rc)
printf(" ERROR: expected rc=%d\n", t->expect_rc);
if (strcmp(str, t->expect_str))
printf(" ERROR: expected result %s\n", osmo_quote_str(t->expect_str, -1));
}
printf("- zero output buffer\n");
rc = osmo_bcd2str(NULL, 100, bcd, 1, 2, false);
printf(" bcd2str(NULL, ...) -> %d\n", rc);
OSMO_ASSERT(rc < 0);
rc = osmo_bcd2str((char*)23, 0, bcd, 1, 2, false);
printf(" bcd2str(dst, 0, ...) -> %d\n", rc);
OSMO_ASSERT(rc < 0);
}
static void str_escape_test(void)
{
int i;
int j;
uint8_t in_buf[32];
char out_buf[11];
const char *printable = "printable";
const char *res;
printf("\nTesting string escaping: osmo_escape_str()\n");
printf("- all chars from 0 to 255 in batches of 16:\n");
in_buf[16] = '\0';
for (j = 0; j < 16; j++) {
for (i = 0; i < 16; i++)
in_buf[i] = (j << 4) | i;
printf("\"%s\"\n", osmo_escape_str((const char*)in_buf, 16));
}
printf("- nul terminated:\n");
printf("\"%s\"\n", osmo_escape_str("termi\nated", -1));
printf("- passthru:\n");
res = osmo_escape_str(printable, -1);
if (strcmp(res, printable))
printf("NOT passed through! \"%s\"\n", res);
else
printf("passed through unchanged \"%s\"\n", res);
printf("- zero length:\n");
printf("\"%s\"\n", osmo_escape_str("omitted", 0));
printf("- truncation when too long:\n");
memset(in_buf, 'x', sizeof(in_buf));
in_buf[0] = '\a';
in_buf[7] = 'E';
memset(out_buf, 0x7f, sizeof(out_buf));
printf("\"%s\"\n", osmo_escape_str_buf((const char *)in_buf, sizeof(in_buf), out_buf, 10));
OSMO_ASSERT(out_buf[10] == 0x7f);
}
static void str_quote_test(void)
{
int i;
int j;
uint8_t in_buf[32];
char out_buf[11];
const char *printable = "printable";
const char *res;
printf("\nTesting string quoting: osmo_quote_str()\n");
printf("- all chars from 0 to 255 in batches of 16:\n");
in_buf[16] = '\0';
for (j = 0; j < 16; j++) {
for (i = 0; i < 16; i++)
in_buf[i] = (j << 4) | i;
printf("'%s'\n", osmo_quote_str((const char*)in_buf, 16));
}
printf("- nul terminated:\n");
printf("'%s'\n", osmo_quote_str("termi\nated", -1));
printf("- never passthru:\n");
res = osmo_quote_str(printable, -1);
if (strcmp(res, printable))
printf("NOT passed through. '%s'\n", res);
else
printf("passed through unchanged '%s'\n", res);
printf("- zero length:\n");
printf("'%s'\n", osmo_quote_str("omitted", 0));
printf("- truncation when too long:\n");
memset(in_buf, 'x', sizeof(in_buf));
in_buf[0] = '\a';
in_buf[6] = 'E';
memset(out_buf, 0x7f, sizeof(out_buf));
printf("'%s'\n", osmo_quote_str_buf((const char *)in_buf, sizeof(in_buf), out_buf, 10));
OSMO_ASSERT(out_buf[10] == 0x7f);
printf("- always truncation, even when no escaping needed:\n");
memset(in_buf, 'x', sizeof(in_buf));
in_buf[7] = 'E'; /* dst has 10, less 1 quote and nul, leaves 8, i.e. in[7] is last */
in_buf[20] = '\0';
memset(out_buf, 0x7f, sizeof(out_buf));
printf("'%s'\n", osmo_quote_str_buf((const char *)in_buf, -1, out_buf, 10));
OSMO_ASSERT(out_buf[0] == '"');
printf("- try to feed too little buf for quoting:\n");
printf("'%s'\n", osmo_quote_str_buf("", -1, out_buf, 2));
printf("- NULL string becomes a \"NULL\" literal:\n");
printf("'%s'\n", osmo_quote_str_buf(NULL, -1, out_buf, 10));
}
static void str_escape3_test(void)
{
int i;
int j;
uint8_t in_buf[32];
char out_buf[11];
const char *printable = "printable";
const char *res;
void *ctx = talloc_named_const(NULL, 0, __func__);
printf("\nTesting string escaping: osmo_escape_cstr_buf()\n");
printf("- all chars from 0 to 255 in batches of 16:\n");
in_buf[16] = '\0';
for (j = 0; j < 16; j++) {
for (i = 0; i < 16; i++)
in_buf[i] = (j << 4) | i;
printf("\"%s\"\n", osmo_escape_cstr_c(ctx, (const char*)in_buf, 16));
}
printf("- nul terminated:\n");
printf("\"%s\"\n", osmo_escape_cstr_c(ctx, "termi\nated", -1));
printf("- passthru:\n");
res = osmo_escape_cstr_c(ctx, printable, -1);
if (strcmp(res, printable))
printf("NOT passed through! \"%s\"\n", res);
else
printf("passed through unchanged \"%s\"\n", res);
printf("- zero length:\n");
printf("\"%s\"\n", osmo_escape_cstr_c(ctx, "omitted", 0));
printf("- truncation when too long:\n");
memset(in_buf, 'x', sizeof(in_buf));
in_buf[0] = '\a';
in_buf[7] = 'E';
memset(out_buf, 0x7f, sizeof(out_buf));
osmo_escape_cstr_buf(out_buf, 10, (const char *)in_buf, sizeof(in_buf));
printf("\"%s\"\n", out_buf);
OSMO_ASSERT(out_buf[10] == 0x7f);
printf("- Test escaping an escaped string:\n");
res = "\x02\x03\n";
for (i = 0; i <= 3; i++) {
res = osmo_escape_cstr_c(ctx, res, -1);
printf("%d: '%s'\n", i, res);
}
talloc_free(ctx);
}
static void str_quote3_test(void)
{
int i;
int j;
uint8_t in_buf[32];
char out_buf[11];
const char *printable = "printable";
const char *res;
void *ctx = talloc_named_const(NULL, 0, __func__);
printf("\nTesting string quoting: osmo_quote_cstr_buf()\n");
printf("- all chars from 0 to 255 in batches of 16:\n");
in_buf[16] = '\0';
for (j = 0; j < 16; j++) {
for (i = 0; i < 16; i++)
in_buf[i] = (j << 4) | i;
printf("%s\n", osmo_quote_cstr_c(ctx, (const char*)in_buf, 16));
}
printf("- nul terminated:\n");
printf("'%s'\n", osmo_quote_cstr_c(ctx, "termi\nated", -1));
printf("- never passthru:\n");
res = osmo_quote_cstr_c(ctx, printable, -1);
if (strcmp(res, printable))
printf("NOT passed through. '%s'\n", res);
else
printf("passed through unchanged '%s'\n", res);
printf("- zero length:\n");
printf("'%s'\n", osmo_quote_cstr_c(ctx, "omitted", 0));
printf("- truncation when too long:\n");
memset(in_buf, 'x', sizeof(in_buf));
in_buf[0] = '\a';
in_buf[6] = 'E';
memset(out_buf, 0x7f, sizeof(out_buf));
osmo_quote_cstr_buf(out_buf, 10, (const char *)in_buf, sizeof(in_buf));
printf("'%s'\n", out_buf);
OSMO_ASSERT(out_buf[10] == 0x7f);
printf("- always truncation, even when no escaping needed:\n");
memset(in_buf, 'x', sizeof(in_buf));
in_buf[7] = 'E'; /* dst has 10, less 1 quote and nul, leaves 8, i.e. in[7] is last */
in_buf[20] = '\0';
memset(out_buf, 0x7f, sizeof(out_buf));
osmo_quote_cstr_buf(out_buf, 10, (const char *)in_buf, -1);
printf("'%s'\n", out_buf);
OSMO_ASSERT(out_buf[0] == '"');
OSMO_ASSERT(out_buf[10] == 0x7f);
printf("- try to feed too little buf for quoting:\n");
osmo_quote_cstr_buf(out_buf, 2, "", -1);
printf("'%s'\n", out_buf);
printf("- Test quoting a quoted+escaped string:\n");
res = "\x02\x03\n";
for (i = 0; i <= 3; i++) {
res = osmo_quote_cstr_c(ctx, res, -1);
printf("%d: %s\n", i, res);
}
printf("- Test C-string equivalence:\n");
#define TEST_STR "\0\x01\x02\x03\x04\x05\x06\x07\x08\t\n\x0b\x0c\r\x0e\x0f\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f !\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~\x7f\x80\x81\x82\x83\x84\x85\x86\x87\x88\x89\x8a\x8b\x8c\x8d\x8e\x8f\x90\x91\x92\x93\x94\x95\x96\x97\x98\x99\x9a\x9b\x9c\x9d\x9e\x9f\xa0\xa1\xa2\xa3\xa4\xa5\xa6\xa7\xa8\xa9\xaa\xab\xac\xad\xae\xaf\xb0\xb1\xb2\xb3\xb4\xb5\xb6\xb7\xb8\xb9\xba\xbb\xbc\xbd\xbe\xbf\xc0\xc1\xc2\xc3\xc4\xc5\xc6\xc7\xc8\xc9\xca\xcb\xcc\xcd\xce\xcf\xd0\xd1\xd2\xd3\xd4\xd5\xd6\xd7\xd8\xd9\xda\xdb\xdc\xdd\xde\xdf\xe0\xe1\xe2\xe3\xe4\xe5\xe6\xe7\xe8\xe9\xea\xeb\xec\xed\xee\xef\xf0\xf1\xf2\xf3\xf4\xf5\xf6\xf7\xf8\xf9\xfa\xfb\xfc\xfd\xfe\xff"
#define EMPTY_STR ""
printf("strcmp(OSMO_STRINGIFY_VAL(TEST_STR), osmo_quote_cstr_c(ctx, TEST_STR, 256)) == %d\n",
strcmp(OSMO_STRINGIFY_VAL(TEST_STR), osmo_quote_cstr_c(ctx, TEST_STR, 256)));
printf("strcmp(OSMO_STRINGIFY_VAL(EMPTY_STR), osmo_quote_cstr_c(ctx, EMPTY_STR, -1)) == %d\n",
strcmp(OSMO_STRINGIFY_VAL(EMPTY_STR), osmo_quote_cstr_c(ctx, EMPTY_STR, -1)));
printf("strcmp(\"NULL\", osmo_quote_cstr_c(ctx, NULL, -1)) == %d\n",
strcmp("NULL", osmo_quote_cstr_c(ctx, NULL, -1)));
talloc_free(ctx);
}
static void isqrt_test(void)
{
int i;
printf("\nTesting integer square-root\n");
srand(time(NULL));
for (i = 0; i < 1024; i++) {
uint16_t x;
uint32_t r = rand();
if (RAND_MAX < UINT16_MAX)
x = r * (UINT16_MAX/RAND_MAX);
else
x = r;
uint32_t sq = (uint32_t)x*x;
uint32_t y = osmo_isqrt32(sq);
if (y != x)
printf("ERROR: x=%u, sq=%u, osmo_isqrt(%u) = %u\n", x, sq, sq, y);
}
}
struct osmo_sockaddr_to_str_and_uint_test_case {
uint16_t port;
bool omit_port;
const char *addr;
unsigned int addr_len;
bool omit_addr;
unsigned int expect_rc;
const char *expect_returned_addr;
};
struct osmo_sockaddr_to_str_and_uint_test_case osmo_sockaddr_to_str_and_uint_test_data[] = {
{
.port = 0,
.addr = "0.0.0.0",
.addr_len = 20,
.expect_rc = 7,
},
{
.port = 65535,
.addr = "255.255.255.255",
.addr_len = 20,
.expect_rc = 15,
},
{
.port = 1234,
.addr = "234.23.42.123",
.addr_len = 20,
.expect_rc = 13,
},
{
.port = 1234,
.addr = "234.23.42.123",
.addr_len = 10,
.expect_rc = 13,
.expect_returned_addr = "234.23.42",
},
{
.port = 1234,
.omit_port = true,
.addr = "234.23.42.123",
.addr_len = 20,
.expect_rc = 13,
},
{
.port = 1234,
.addr = "234.23.42.123",
.omit_addr = true,
.expect_rc = 0,
.expect_returned_addr = "",
},
{
.port = 1234,
.addr = "234.23.42.123",
.addr_len = 0,
.expect_rc = 13,
.expect_returned_addr = "",
},
{
.port = 1234,
.addr = "234.23.42.123",
.omit_port = true,
.omit_addr = true,
.expect_rc = 0,
.expect_returned_addr = "",
},
};
static void osmo_sockaddr_to_str_and_uint_test(void)
{
int i;
printf("\n%s\n", __func__);
for (i = 0; i < ARRAY_SIZE(osmo_sockaddr_to_str_and_uint_test_data); i++) {
struct osmo_sockaddr_to_str_and_uint_test_case *t =
&osmo_sockaddr_to_str_and_uint_test_data[i];
struct sockaddr_in sin = {
.sin_family = AF_INET,
.sin_port = htons(t->port),
};
inet_aton(t->addr, &sin.sin_addr);
char addr[20] = {};
uint16_t port = 0;
unsigned int rc;
rc = osmo_sockaddr_to_str_and_uint(
t->omit_addr? NULL : addr, t->addr_len,
t->omit_port? NULL : &port,
(const struct sockaddr*)&sin);
printf("[%d] %s:%u%s%s addr_len=%u --> %s:%u rc=%u\n",
i,
t->addr ? : "-",
t->port,
t->omit_addr ? " (omit addr)" : "",
t->omit_port ? " (omit port)" : "",
t->addr_len,
addr, port, rc);
if (rc != t->expect_rc)
printf("ERROR: Expected rc = %u\n", t->expect_rc);
if (!t->expect_returned_addr)
t->expect_returned_addr = t->addr;
if (strcmp(t->expect_returned_addr, addr))
printf("ERROR: Expected addr = '%s'\n", t->expect_returned_addr);
if (!t->omit_port && port != t->port)
printf("ERROR: Expected port = %u\n", t->port);
}
}
struct osmo_str_tolowupper_test_data {
const char *in;
bool use_static_buf;
size_t buflen;
const char *expect_lower;
const char *expect_upper;
size_t expect_rc;
size_t expect_rc_inplace;
};
struct osmo_str_tolowupper_test_data osmo_str_tolowupper_tests[] = {
{
.in = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!@#$%^&*()",
.use_static_buf = true,
.expect_lower = "abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz!@#$%^&*()",
.expect_upper = "ABCDEFGHIJKLMNOPQRSTUVWXYZABCDEFGHIJKLMNOPQRSTUVWXYZ!@#$%^&*()",
},
{
.in = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!@#$%^&*()",
.buflen = 99,
.expect_lower = "abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz!@#$%^&*()",
.expect_upper = "ABCDEFGHIJKLMNOPQRSTUVWXYZABCDEFGHIJKLMNOPQRSTUVWXYZ!@#$%^&*()",
.expect_rc = 62,
.expect_rc_inplace = 62,
},
{
.in = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!@#$%^&*()",
.buflen = 0,
.expect_lower = "Unset",
.expect_upper = "Unset",
.expect_rc = 62,
.expect_rc_inplace = 0,
},
{
.in = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!@#$%^&*()",
.buflen = 1,
.expect_lower = "",
.expect_upper = "",
.expect_rc = 62,
.expect_rc_inplace = 0,
},
{
.in = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!@#$%^&*()",
.buflen = 2,
.expect_lower = "a",
.expect_upper = "A",
.expect_rc = 62,
.expect_rc_inplace = 1,
},
{
.in = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!@#$%^&*()",
.buflen = 28,
.expect_lower = "abcdefghijklmnopqrstuvwxyza",
.expect_upper = "ABCDEFGHIJKLMNOPQRSTUVWXYZA",
.expect_rc = 62,
.expect_rc_inplace = 27,
},
};
static void osmo_str_tolowupper_test()
{
int i;
char buf[128];
bool ok = true;
printf("\n%s\n", __func__);
for (i = 0; i < ARRAY_SIZE(osmo_str_tolowupper_tests); i++) {
struct osmo_str_tolowupper_test_data *d = &osmo_str_tolowupper_tests[i];
size_t rc = 0;
const char *res;
/* tolower */
if (d->use_static_buf) {
res = osmo_str_tolower(d->in);
printf("osmo_str_tolower(%s)\n", osmo_quote_str(d->in, -1));
printf(" = %s\n", osmo_quote_str(res, -1));
} else {
OSMO_ASSERT(sizeof(buf) >= d->buflen);
osmo_strlcpy(buf, "Unset", sizeof(buf));
rc = osmo_str_tolower_buf(buf, d->buflen, d->in);
res = buf;
printf("osmo_str_tolower_buf(%zu, %s)\n", d->buflen, osmo_quote_str(d->in, -1));
printf(" = %zu, %s\n", rc, osmo_quote_str(res, -1));
}
if (strcmp(res, d->expect_lower)) {
printf("ERROR: osmo_str_tolowupper_test[%d] tolower\n"
" got %s\n", i, osmo_quote_str(res, -1));
printf(" expected %s\n", osmo_quote_str(d->expect_lower, -1));
ok = false;
}
if (!d->use_static_buf && d->expect_rc != rc) {
printf("ERROR: osmo_str_tolowupper_test[%d] tolower\n"
" got rc=%zu, expected rc=%zu\n", i, rc, d->expect_rc);
ok = false;
}
/* tolower, in-place */
if (!d->use_static_buf) {
osmo_strlcpy(buf,
d->buflen ? d->in : "Unset",
sizeof(buf));
rc = osmo_str_tolower_buf(buf, d->buflen, buf);
res = buf;
printf("osmo_str_tolower_buf(%zu, %s, in-place)\n",
d->buflen, osmo_quote_str(d->in, -1));
printf(" = %zu, %s\n", rc, osmo_quote_str(res, -1));
if (strcmp(res, d->expect_lower)) {
printf("ERROR: osmo_str_tolowupper_test[%d] tolower in-place\n"
" got %s\n", i, osmo_quote_str(res, -1));
printf(" expected %s\n", osmo_quote_str(d->expect_lower, -1));
ok = false;
}
if (d->expect_rc_inplace != rc) {
printf("ERROR: osmo_str_tolowupper_test[%d] tolower in-place\n"
" got rc=%zu, expected rc=%zu\n",
i, rc, d->expect_rc_inplace);
ok = false;
}
}
/* toupper */
if (d->use_static_buf) {
res = osmo_str_toupper(d->in);
printf("osmo_str_toupper(%s)\n", osmo_quote_str(d->in, -1));
printf(" = %s\n", osmo_quote_str(res, -1));
} else {
OSMO_ASSERT(sizeof(buf) >= d->buflen);
osmo_strlcpy(buf, "Unset", sizeof(buf));
rc = osmo_str_toupper_buf(buf, d->buflen, d->in);
res = buf;
printf("osmo_str_toupper_buf(%zu, %s)\n", d->buflen, osmo_quote_str(d->in, -1));
printf(" = %zu, %s\n", rc, osmo_quote_str(res, -1));
}
if (strcmp(res, d->expect_upper)) {
printf("ERROR: osmo_str_tolowupper_test[%d] toupper\n"
" got %s\n", i, osmo_quote_str(res, -1));
printf(" expected %s\n", osmo_quote_str(d->expect_upper, -1));
ok = false;
}
if (!d->use_static_buf && d->expect_rc != rc) {
printf("ERROR: osmo_str_tolowupper_test[%d] toupper\n"
" got rc=%zu, expected rc=%zu\n", i, rc, d->expect_rc);
ok = false;
}
/* toupper, in-place */
if (!d->use_static_buf) {
osmo_strlcpy(buf,
d->buflen ? d->in : "Unset",
sizeof(buf));
rc = osmo_str_toupper_buf(buf, d->buflen, buf);
res = buf;
printf("osmo_str_toupper_buf(%zu, %s, in-place)\n",
d->buflen, osmo_quote_str(d->in, -1));
printf(" = %zu, %s\n", rc, osmo_quote_str(res, -1));
if (strcmp(res, d->expect_upper)) {
printf("ERROR: osmo_str_tolowupper_test[%d] toupper in-place\n"
" got %s\n", i, osmo_quote_str(res, -1));
printf(" expected %s\n", osmo_quote_str(d->expect_upper, -1));
ok = false;
}
if (d->expect_rc_inplace != rc) {
printf("ERROR: osmo_str_tolowupper_test[%d] toupper in-place\n"
" got rc=%zu, expected rc=%zu\n",
i, rc, d->expect_rc_inplace);
ok = false;
}
}
}
OSMO_ASSERT(ok);
}
/* Copy of the examples from OSMO_STRBUF_APPEND() */
int print_spaces(char *dst, size_t dst_len, int argument)
{
int i;
if (argument < 0)
return -EINVAL;
for (i = 0; i < argument && i < dst_len; i++)
dst[i] = ' ';
if (dst_len)
dst[OSMO_MIN(dst_len - 1, argument)] = '\0';
return argument;
}
void strbuf_example(char *buf, size_t buflen)
{
struct osmo_strbuf sb = { .buf = buf, .len = buflen };
OSMO_STRBUF_APPEND(sb, print_spaces, 5);
OSMO_STRBUF_APPEND(sb, snprintf, "The answer is %d but what is the question?", 42);
OSMO_STRBUF_APPEND(sb, print_spaces, 423423);
printf("%s\n", buf);
printf("would have needed %zu bytes\n", sb.chars_needed);
}
/* Copy of the examples from OSMO_STRBUF_PRINTF() */
int strbuf_example2(char *buf, size_t buflen)
{
int i;
struct osmo_strbuf sb = { .buf = buf, .len = buflen };
OSMO_STRBUF_PRINTF(sb, "T minus");
for (i = 10; i; i--)
OSMO_STRBUF_PRINTF(sb, " %d", i);
OSMO_STRBUF_PRINTF(sb, " ... Lift off!");
return sb.chars_needed;
}
int strbuf_cascade(char *buf, size_t buflen)
{
struct osmo_strbuf sb = { .buf = buf, .len = buflen };
OSMO_STRBUF_APPEND(sb, strbuf_example2);
OSMO_STRBUF_PRINTF(sb, " -- ");
OSMO_STRBUF_APPEND(sb, strbuf_example2);
OSMO_STRBUF_PRINTF(sb, " -- ");
OSMO_STRBUF_APPEND(sb, strbuf_example2);
return sb.chars_needed;
}
void strbuf_test()
{
char buf[256];
int rc;
printf("\n%s\n", __func__);
printf("OSMO_STRBUF_APPEND():\n");
strbuf_example(buf, 23);
printf("\nOSMO_STRBUF_PRINTF():\n");
rc = strbuf_example2(buf, 23);
printf("1: (need %d chars, had size=23) %s\n", rc, buf);
rc = strbuf_example2(buf, rc);
printf("2: (need %d chars, had size=%d) %s\n", rc, rc, buf);
rc = strbuf_example2(buf, rc + 1);
printf("3: (need %d chars, had size=%d+1) %s\n", rc, rc, buf);
rc = strbuf_example2(buf, 0);
snprintf(buf, sizeof(buf), "0x2b 0x2b 0x2b...");
printf("4: (need %d chars, had size=0) %s\n", rc, buf);
rc = strbuf_example2(NULL, 99);
printf("5: (need %d chars, had NULL buffer)\n", rc);
printf("\ncascade:\n");
rc = strbuf_cascade(buf, sizeof(buf));
printf("(need %d chars)\n%s\n", rc, buf);
rc = strbuf_cascade(buf, 63);
printf("(need %d chars, had size=63) %s\n", rc, buf);
}
void strbuf_test_nolen()
{
char buf[20];
struct osmo_strbuf sb = { .buf = buf, .len = sizeof(buf) };
uint8_t ubits[] = {0, 0, 0, 1, 0, 1, 1, 1, 0, 0, 1, 0, 1, 0, 1, 0};
printf("\n%s\n", __func__);
OSMO_STRBUF_APPEND_NOLEN(sb, osmo_ubit_dump_buf, ubits, sizeof(ubits));
printf("%zu: %s (need=%zu)\n", sb.len, buf, sb.chars_needed);
OSMO_STRBUF_APPEND_NOLEN(sb, osmo_ubit_dump_buf, ubits, sizeof(ubits));
printf("more: %s (need=%zu)\n", buf, sb.chars_needed);
sb = (struct osmo_strbuf){ .buf = buf, .len = 10 };
OSMO_STRBUF_APPEND_NOLEN(sb, osmo_ubit_dump_buf, ubits, sizeof(ubits));
printf("%zu: %s (need=%zu)\n", sb.len, buf, sb.chars_needed);
}
static void startswith_test_str(const char *str, const char *startswith_str, bool expect_rc)
{
bool rc = osmo_str_startswith(str, startswith_str);
printf("osmo_str_startswith(%s, ", osmo_quote_str(str, -1));
printf("%s) == %s\n", osmo_quote_str(startswith_str, -1), rc ? "true" : "false");
if (rc != expect_rc)
printf(" ERROR: EXPECTED %s\n", expect_rc ? "true" : "false");
}
static void startswith_test()
{
printf("\n%s()\n", __func__);
startswith_test_str(NULL, NULL, true);
startswith_test_str("", NULL, true);
startswith_test_str(NULL, "", true);
startswith_test_str("", "", true);
startswith_test_str("abc", NULL, true);
startswith_test_str("abc", "", true);
startswith_test_str(NULL, "abc", false);
startswith_test_str("", "abc", false);
startswith_test_str("abc", "a", true);
startswith_test_str("abc", "ab", true);
startswith_test_str("abc", "abc", true);
startswith_test_str("abc", "abcd", false);
startswith_test_str("abc", "xyz", false);
}
static int foo_name_buf(char *buf, size_t buflen, const char *arg)
{
if (!arg)
return -EINVAL;
return snprintf(buf, buflen, "%s", arg);
}
static char *foo_name_c(void *ctx, const char *arg)
{
OSMO_NAME_C_IMPL(ctx, 10, "ERROR", foo_name_buf, arg)
}
static char *foo_name_c_null(void *ctx, const char *arg)
{
OSMO_NAME_C_IMPL(ctx, 10, NULL, foo_name_buf, arg)
}
static char *foo_name_c_zero(void *ctx, const char *arg)
{
OSMO_NAME_C_IMPL(ctx, 0, "ERROR", foo_name_buf, arg)
}
static char *foo_name_c_zero_null(void *ctx, const char *arg)
{
OSMO_NAME_C_IMPL(ctx, 0, NULL, foo_name_buf, arg)
}
static void name_c_impl_test()
{
char *test_strs[] = {
"test",
"longer than 10 chars",
NULL,
};
struct {
const char *label;
char *(*func)(void *, const char*);
} funcs[] = {
{
"OSMO_NAME_C_IMPL(10, \"ERROR\")",
foo_name_c,
},
{
"OSMO_NAME_C_IMPL(10, NULL)",
foo_name_c_null,
},
{
"OSMO_NAME_C_IMPL(0, \"ERROR\")",
foo_name_c_zero,
},
{
"OSMO_NAME_C_IMPL(0, NULL)",
foo_name_c_zero_null,
},
};
int i;
void *ctx = talloc_named_const(NULL, 0, __func__);
int allocs = talloc_total_blocks(ctx);
printf("\n%s\n", __func__);
for (i = 0; i < ARRAY_SIZE(test_strs); i++) {
char *test_str = test_strs[i];
int j;
printf("%2d: %s\n", i, osmo_quote_str(test_str, -1));
for (j = 0; j < ARRAY_SIZE(funcs); j++) {
char *str = funcs[j].func(ctx, test_str);
printf(" %30s -> %s", funcs[j].label, osmo_quote_str(str, -1));
printf(" allocated %d", (int)talloc_total_blocks(ctx) - allocs);
if (str) {
printf(" %zu bytes, name '%s'", talloc_total_size(str), talloc_get_name(str));
talloc_free(str);
}
printf("\n");
}
}
talloc_free(ctx);
}
static void osmo_print_n_test(void)
{
struct token_test {
const char *src;
size_t token_len;
size_t buf_size;
const char *expect_token;
int expect_rc;
};
struct token_test tests[] = {
{ "foo=bar", 3, 100, "foo", 3 },
{ "foo", 10, 100, "foo", 3 },
{ "foo", 3, 100, "foo", 3 },
{ NULL, 10, 100, "", 0 },
{ "", 10, 100, "", 0 },
{ "foo=bar", 0, 100, "", 0 },
{ "foo=bar", 3, 2, "f", 3 },
{ "foo", 10, 2, "f", 3 },
{ "foo", 3, 2, "f", 3 },
{ NULL, 10, 2, "", 0 },
{ "", 10, 2, "", 0 },
{ "foo=bar", 0, 2, "", 0 },
{ "foo=bar", 3, 1, "", 3 },
{ "foo", 10, 1, "", 3 },
{ "foo", 3, 1, "", 3 },
{ NULL, 10, 1, "", 0 },
{ "", 10, 1, "", 0 },
{ "foo=bar", 0, 1, "", 0 },
{ "foo=bar", 3, 0, "unchanged", 3 },
{ "foo", 10, 0, "unchanged", 3 },
{ "foo", 3, 0, "unchanged", 3 },
{ NULL, 10, 0, "unchanged", 0 },
{ "", 10, 0, "unchanged", 0 },
{ "foo=bar", 0, 0, "unchanged", 0 },
};
struct token_test *t;
printf("\n%s()\n", __func__);
for (t = tests; t - tests < ARRAY_SIZE(tests); t++) {
char buf[100] = "unchanged";
int rc = osmo_print_n(buf, t->buf_size, t->src, t->token_len);
printf("%s token_len=%zu buf_size=%zu", osmo_quote_str(t->src, -1), t->token_len, t->buf_size);
printf(" -> token=%s rc=%d", osmo_quote_str(buf, -1), rc);
if (strcmp(buf, t->expect_token))
printf(" ERROR: expected token %s", osmo_quote_str(t->expect_token, -1));
if (rc != t->expect_rc)
printf(" ERROR: expected rc %d", t->expect_rc);
printf("\n");
}
}
static void osmo_strnchr_test(void)
{
struct test {
const char *haystack;
size_t haystack_len;
const char *needle;
int expect_offset;
};
struct test tests[] = {
{ "foo=bar", 8, "=", 3 },
{ "foo=bar", 4, "=", 3 },
{ "foo=bar", 3, "=", -1 },
{ "foo=bar", 0, "=", -1 },
{ "foo\0=bar", 9, "=", -1 },
{ "foo\0=bar", 9, "\0", 3 },
};
struct test *t;
printf("\n%s()\n", __func__);
for (t = tests; t - tests < ARRAY_SIZE(tests); t++) {
const char *r = osmo_strnchr(t->haystack, t->haystack_len, t->needle[0]);
int offset = -1;
if (r)
offset = r - t->haystack;
printf("osmo_strnchr(%s, %zu, ",
osmo_quote_str(t->haystack, -1), t->haystack_len);
printf("'%s') -> %d",
osmo_escape_str(t->needle, 1), offset);
if (offset != t->expect_offset)
printf(" ERROR expected %d", t->expect_offset);
printf("\n");
}
}
int main(int argc, char **argv)
{
static const struct log_info log_info = {};
log_init(&log_info, NULL);
hexdump_test();
hexparse_test();
test_ipa_ccm_id_get_parsing();
test_ipa_ccm_id_resp_parsing();
test_is_hexstr();
bcd_test();
bcd2str_test();
str_escape_test();
str_quote_test();
str_escape3_test();
str_quote3_test();
isqrt_test();
osmo_sockaddr_to_str_and_uint_test();
osmo_str_tolowupper_test();
strbuf_test();
strbuf_test_nolen();
startswith_test();
name_c_impl_test();
osmo_print_n_test();
osmo_strnchr_test();
return 0;
}
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