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authorDennis Wehrle <dennis.wehrle@rz.uni-freiburg.de>2011-07-24 20:14:13 +0200
committerHolger Hans Peter Freyther <zecke@selfish.org>2011-07-24 20:14:13 +0200
commit291e61346bb55d0462c07bf078cab3bb7eec2241 (patch)
tree7ad60ee02aa3cd494b92d1c8362320d1cf4dfd47 /tests/sms
parentc0dbe0be056df7992800276cee01e106272ccd2b (diff)
sms: SMS where cropped (from VTY), concatenation of SMS where not possible
Additionally it wasn't possible to send concatenated sms from the vty. To send multiple sms, it is necessary to use padding bits and add a user_data_header. Therefore the gsm_7bit_encode function was splitted to gsm_7bit_encode and gsm_septets2octets. gsm_septets2octets: this is the old gsm_7bit_encode function + additional padding parameter Additionally the gsm_7bit_decode function was modified to take account for the user_data_header. With the new gsm_get_octet_len function you can get the octet length for a given septet length. I also added several sms tests.
Diffstat (limited to 'tests/sms')
-rw-r--r--tests/sms/sms_test.c226
1 files changed, 212 insertions, 14 deletions
diff --git a/tests/sms/sms_test.c b/tests/sms/sms_test.c
index b4ed631f..6df4b623 100644
--- a/tests/sms/sms_test.c
+++ b/tests/sms/sms_test.c
@@ -31,15 +31,19 @@ struct test_case {
const uint16_t input_length;
const uint8_t *expected;
- const uint16_t expected_length;
+ const uint16_t expected_octet_length;
+ const uint16_t expected_septet_length;
+ const uint8_t ud_hdr_ind;
};
static const char simple_text[] = "test text";
+#define simple_septet_length 9
static const uint8_t simple_enc[] = {
0xf4, 0xf2, 0x9c, 0x0e, 0xa2, 0x97, 0xf1, 0x74
};
-static const char escape_text[] = "!$ a more#^- complicated test@@?_\%! case";
+static const char escape_text[] = "!$ a more#^- complicated test@@?_%! case";
+#define escape_septet_length 41 /* note: the ^ counts as two, because it is a extension character */
static const uint8_t escape_enc[] = {
0x21, 0x01, 0x28, 0x0c, 0x6a, 0xbf, 0xe5, 0xe5, 0xd1,
0x86, 0xd2, 0x02, 0x8d, 0xdf, 0x6d, 0x38, 0x3b, 0x3d,
@@ -47,17 +51,115 @@ static const uint8_t escape_enc[] = {
0x00, 0xbf, 0x48, 0x29, 0x04, 0x1a, 0x87, 0xe7, 0x65,
};
+static const char enhanced_text[] = "enhanced ^ {][} test |+~ ^ test";
+#define enhanced_septet_length 39 /* note: the characters { } [ ] ^ | ~ count as two (each of them), because they are extension characters */
+static const uint8_t enhanced_enc[] = {
+ 0x65, 0x37, 0x3A, 0xEC, 0x1E, 0x97, 0xC9, 0xA0, 0x0D,
+ 0x05, 0xB4, 0x41, 0x6D, 0x7C, 0x1B, 0xDE, 0x26, 0x05,
+ 0xA2, 0x97, 0xE7, 0x74, 0xD0, 0x06, 0xB8, 0xDA, 0xF4,
+ 0x40, 0x1B, 0x0A, 0x88, 0x5E, 0x9E, 0xD3, 0x01,
+};
+
+static const char enhancedV2_text[] = "enhanced ^ {][} test |+~ ^ tests";
+#define enhancedV2_septet_length 40 /* note: number of octets are equal to the enhanced_text! */
+static const uint8_t enhancedV2_enc[] = {
+ 0x65, 0x37, 0x3A, 0xEC, 0x1E, 0x97, 0xC9, 0xA0, 0x0D,
+ 0x05, 0xB4, 0x41, 0x6D, 0x7C, 0x1B, 0xDE, 0x26, 0x05,
+ 0xA2, 0x97, 0xE7, 0x74, 0xD0, 0x06, 0xB8, 0xDA, 0xF4,
+ 0x40, 0x1B, 0x0A, 0x88, 0x5E, 0x9E, 0xD3, 0xE7,
+};
+
+
+
+static const char concatenated_text[] =
+ "this is a testmessage. this is a testmessage. this is a testmessage. this is a testmessage. "
+ "this is a testmessage. this is a testmessage. cut here .....: this is a second testmessage. end here.";
+
+static const char splitted_text_part1[] =
+ "this is a testmessage. this is a testmessage. this is a testmessage. this is a testmessage. "
+ "this is a testmessage. this is a testmessage. cut here .....:";
+#define concatenated_part1_septet_length_with_header 160
+#define concatenated_part1_septet_length 153
+static const uint8_t concatenated_part1_enc[] = {
+ 0x05, 0x00, 0x03, 0x6f, 0x02, 0x01,
+ 0xe8, 0xe8, 0xf4, 0x1c, 0x94, 0x9e, 0x83, 0xc2,
+ 0x20, 0x7a, 0x79, 0x4e, 0x6f, 0x97, 0xe7, 0xf3,
+ 0xf0, 0xb9, 0xec, 0x02, 0xd1, 0xd1, 0xe9, 0x39,
+ 0x28, 0x3d, 0x07, 0x85, 0x41, 0xf4, 0xf2, 0x9c,
+ 0xde, 0x2e, 0xcf, 0xe7, 0xe1, 0x73, 0xd9, 0x05,
+ 0xa2, 0xa3, 0xd3, 0x73, 0x50, 0x7a, 0x0e, 0x0a,
+ 0x83, 0xe8, 0xe5, 0x39, 0xbd, 0x5d, 0x9e, 0xcf,
+ 0xc3, 0xe7, 0xb2, 0x0b, 0x44, 0x47, 0xa7, 0xe7,
+ 0xa0, 0xf4, 0x1c, 0x14, 0x06, 0xd1, 0xcb, 0x73,
+ 0x7a, 0xbb, 0x3c, 0x9f, 0x87, 0xcf, 0x65, 0x17,
+ 0x88, 0x8e, 0x4e, 0xcf, 0x41, 0xe9, 0x39, 0x28,
+ 0x0c, 0xa2, 0x97, 0xe7, 0xf4, 0x76, 0x79, 0x3e,
+ 0x0f, 0x9f, 0xcb, 0x2e, 0x10, 0x1d, 0x9d, 0x9e,
+ 0x83, 0xd2, 0x73, 0x50, 0x18, 0x44, 0x2f, 0xcf,
+ 0xe9, 0xed, 0xf2, 0x7c, 0x1e, 0x3e, 0x97, 0x5d,
+ 0xa0, 0x71, 0x9d, 0x0e, 0x42, 0x97, 0xe5, 0x65,
+ 0x90, 0xcb, 0xe5, 0x72, 0xb9, 0x74,
+};
+
+static const char splitted_text_part2[] = " this is a second testmessage. end here.";
+#define concatenated_part2_septet_length_with_header 47
+#define concatenated_part2_septet_length 40
+static const uint8_t concatenated_part2_enc[] = {
+ 0x05, 0x00, 0x03, 0x6f, 0x02, 0x02,
+ 0x40, 0x74, 0x74, 0x7a, 0x0e, 0x4a, 0xcf, 0x41,
+ 0x61, 0xd0, 0xbc, 0x3c, 0x7e, 0xbb, 0xc9, 0x20,
+ 0x7a, 0x79, 0x4e, 0x6f, 0x97, 0xe7, 0xf3, 0xf0,
+ 0xb9, 0xec, 0x02, 0x95, 0xdd, 0x64, 0x10, 0xba,
+ 0x2c, 0x2f, 0xbb, 0x00,
+};
+
+static const struct test_case test_multiple_encode[] =
+{
+ {
+ .input = concatenated_text,
+ .expected = concatenated_part1_enc,
+ .expected_octet_length = sizeof(concatenated_part1_enc),
+ .expected_septet_length = concatenated_part1_septet_length,
+ .ud_hdr_ind = 1,
+ },
+ {
+ .input = concatenated_text,
+ .expected = concatenated_part2_enc,
+ .expected_octet_length = sizeof(concatenated_part2_enc),
+ .expected_septet_length = concatenated_part2_septet_length,
+ .ud_hdr_ind = 1,
+ },
+};
+
static const struct test_case test_encode[] =
{
{
.input = simple_text,
.expected = simple_enc,
- .expected_length = sizeof(simple_enc),
+ .expected_octet_length = sizeof(simple_enc),
+ .expected_septet_length = simple_septet_length,
+ .ud_hdr_ind = 0,
},
{
.input = escape_text,
.expected = escape_enc,
- .expected_length = sizeof(escape_enc),
+ .expected_octet_length = sizeof(escape_enc),
+ .expected_septet_length = escape_septet_length,
+ .ud_hdr_ind = 0,
+ },
+ {
+ .input = enhanced_text,
+ .expected = enhanced_enc,
+ .expected_octet_length = sizeof(enhanced_enc),
+ .expected_septet_length = enhanced_septet_length,
+ .ud_hdr_ind = 0,
+ },
+ {
+ .input = enhancedV2_text,
+ .expected = enhancedV2_enc,
+ .expected_octet_length = sizeof(enhancedV2_enc),
+ .expected_septet_length = enhancedV2_septet_length,
+ .ud_hdr_ind = 0,
},
};
@@ -67,11 +169,43 @@ static const struct test_case test_decode[] =
.input = simple_enc,
.input_length = sizeof(simple_enc),
.expected = simple_text,
+ .expected_septet_length = simple_septet_length,
+ .ud_hdr_ind = 0,
},
{
.input = escape_enc,
.input_length = sizeof(escape_enc),
.expected = escape_text,
+ .expected_septet_length = escape_septet_length,
+ .ud_hdr_ind = 0,
+ },
+ {
+ .input = enhanced_enc,
+ .input_length = sizeof(enhanced_enc),
+ .expected = enhanced_text,
+ .expected_septet_length = enhanced_septet_length,
+ .ud_hdr_ind = 0,
+ },
+ {
+ .input = enhancedV2_enc,
+ .input_length = sizeof(enhancedV2_enc),
+ .expected = enhancedV2_text,
+ .expected_septet_length = enhancedV2_septet_length,
+ .ud_hdr_ind = 0,
+ },
+ {
+ .input = concatenated_part1_enc,
+ .input_length = sizeof(concatenated_part1_enc),
+ .expected = splitted_text_part1,
+ .expected_septet_length = concatenated_part1_septet_length_with_header,
+ .ud_hdr_ind = 1,
+ },
+ {
+ .input = concatenated_part2_enc,
+ .input_length = sizeof(concatenated_part2_enc),
+ .expected = splitted_text_part2,
+ .expected_septet_length = concatenated_part2_septet_length_with_header,
+ .ud_hdr_ind = 1,
},
};
@@ -79,41 +213,105 @@ int main(int argc, char** argv)
{
printf("SMS testing\n");
struct msgb *msg;
- uint8_t *sms;
uint8_t i;
- uint8_t length;
+ uint8_t octet_length;
+ uint8_t septet_length;
+ uint8_t gsm_septet_length;
uint8_t coded[256];
+ uint8_t tmp[160];
+ uint8_t septet_data[256];
+ uint8_t ud_header[6];
char result[256];
/* test 7-bit encoding */
for (i = 0; i < ARRAY_SIZE(test_encode); ++i) {
memset(coded, 0x42, sizeof(coded));
- length = gsm_7bit_encode(coded, test_encode[i].input);
+ septet_length = gsm_7bit_encode(coded, test_encode[i].input);
+ octet_length = gsm_get_octet_len(septet_length);
+ if (octet_length != test_encode[i].expected_octet_length) {
+ fprintf(stderr, "Encode case %d: Octet length failure. Got %d, expected %d\n",
+ i, octet_length, test_encode[i].expected_octet_length);
+ return -1;
+ }
- if (length != test_encode[i].expected_length) {
- fprintf(stderr, "Failed to encode case %d. Got %d, expected %d\n",
- i, length, test_encode[i].expected_length);
+ if (septet_length != test_encode[i].expected_septet_length){
+ fprintf(stderr, "Encode case %d: Septet length failure. Got %d, expected %d\n",
+ i, septet_length, test_encode[i].expected_septet_length);
return -1;
}
- if (memcmp(coded, test_encode[i].expected, length) != 0) {
- fprintf(stderr, "Encoded content does not match for %d\n",
+ if (memcmp(coded, test_encode[i].expected, octet_length) != 0) {
+ fprintf(stderr, "Encoded content does not match for case %d\n",
i);
return -1;
}
}
+
+ /* Test: encode multiple SMS */
+ int number_of_septets = gsm_septet_encode(septet_data, test_multiple_encode[0].input);
+
+ /* SMS part 1 */
+ memset(tmp, 0x42, sizeof(tmp));
+ memset(coded, 0x42, sizeof(coded));
+ memcpy(tmp, septet_data, concatenated_part1_septet_length);
+
+ /* In our case: test_multiple_decode[0].ud_hdr_ind equals number of padding bits*/
+ octet_length = gsm_septets2octets(coded, tmp, concatenated_part1_septet_length, test_multiple_encode[0].ud_hdr_ind);
+
+ /* copy header */
+ memset(tmp, 0x42, sizeof(tmp));
+ int udh_length = test_multiple_encode[0].expected[0] + 1;
+ memcpy(tmp, test_multiple_encode[0].expected, udh_length);
+ memcpy(tmp + udh_length, coded, octet_length);
+ memset(coded, 0x42, sizeof(coded));
+ memcpy(coded, tmp, octet_length + 6);
+
+ if (memcmp(coded, test_multiple_encode[0].expected, octet_length) != 0) {
+ fprintf(stderr, "Multiple-SMS encoded content does not match for part 1\n");
+ return -1;
+ }
+
+
+ /* SMS part 2 */
+ memset(tmp, 0x42, sizeof(tmp));
+ memset(coded, 0x42, sizeof(coded));
+ memcpy(tmp, septet_data + concatenated_part1_septet_length, concatenated_part2_septet_length);
+
+ /* In our case: test_multiple_decode[1].ud_hdr_ind equals number of padding bits*/
+ octet_length = gsm_septets2octets(coded, tmp, concatenated_part2_septet_length, test_multiple_encode[1].ud_hdr_ind);
+
+ /* copy header */
+ memset(tmp, 0x42, sizeof(tmp));
+ udh_length = test_multiple_encode[1].expected[0] + 1;
+ memcpy(tmp, test_multiple_encode[1].expected, udh_length);
+ memcpy(tmp + udh_length, coded, octet_length);
+ memset(coded, 0x42, sizeof(coded));
+ memcpy(coded, tmp, octet_length + 6);
+
+ if (memcmp(coded, test_multiple_encode[1].expected, octet_length) != 0) {
+ fprintf(stderr, "Multiple-SMS encoded content does not match for part 2\n");
+ return -1;
+ }
+
+
+
/* test 7-bit decoding */
for (i = 0; i < ARRAY_SIZE(test_decode); ++i) {
memset(result, 0x42, sizeof(coded));
- gsm_7bit_decode(result, test_decode[i].input,
- test_decode[i].input_length);
+ septet_length = gsm_7bit_decode_hdr(result, test_decode[i].input,
+ test_decode[i].expected_septet_length, test_decode[i].ud_hdr_ind);
if (strcmp(result, test_decode[i].expected) != 0) {
fprintf(stderr, "Test case %d failed to decode.\n", i);
return -1;
}
+ if (septet_length != test_decode[i].expected_septet_length) {
+ fprintf(stderr, "Decode case %d: Septet length failure. Got %d, expected %d\n",
+ i, septet_length, test_decode[i].expected_septet_length);
+ return -1;
+ }
}
printf("OK\n");