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Fixed int serialization bug (affected large values).

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This commit is contained in:
Matthias Kovatsch 2011-12-07 19:35:11 +01:00
parent 2168a70398
commit 1ac07971e2
3 changed files with 14 additions and 13 deletions
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6
apps/er-coap-03/er-coap-03.c
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@ -123,9 +123,9 @@ int
uint32_2_bytes(uint8_t *bytes, uint32_t var)
{
int i = 0;
if (0xFF000000 & var) bytes[i++] = var>>24;
if (0xFF0000 & var) bytes[i++] = var>>16;
if (0xFF00 & var) bytes[i++] = var>>8;
if (0xFF000000 & var) bytes[i++] = (0xFF & var>>24);
if (0xFFFF0000 & var) bytes[i++] = (0xFF & var>>16);
if (0xFFFFFF00 & var) bytes[i++] = (0xFF & var>>8);
bytes[i++] = 0xFF & var;
return i;

8
apps/er-coap-06/er-coap-06.c
View file

@ -136,10 +136,10 @@ serialize_int_option(int number, int current_number, uint8_t *buffer, uint32_t v
uint8_t *option = &buffer[i];
if (0xFF000000 & value) buffer[++i] = (uint8_t) (value>>24);
if (0x00FF0000 & value) buffer[++i] = (uint8_t) (value>>16);
if (0x0000FF00 & value) buffer[++i] = (uint8_t) (value>>8);
if (0x000000FF & value) buffer[++i] = (uint8_t) value;
if (0xFF000000 & value) buffer[++i] = (uint8_t) (0xFF & value>>24);
if (0xFFFF0000 & value) buffer[++i] = (uint8_t) (0xFF & value>>16);
if (0xFFFFFF00 & value) buffer[++i] = (uint8_t) (0xFF & value>>8);
if ( value) buffer[++i] = (uint8_t) (0xFF & value);
i += set_option_header(number - current_number, i-start_i, option);

13
apps/er-coap-07/er-coap-07.c
View file

@ -137,10 +137,10 @@ serialize_int_option(int number, int current_number, uint8_t *buffer, uint32_t v
uint8_t *option = &buffer[i];
if (0xFF000000 & value) buffer[++i] = (uint8_t) (value>>24);
if (0x00FF0000 & value) buffer[++i] = (uint8_t) (value>>16);
if (0x0000FF00 & value) buffer[++i] = (uint8_t) (value>>8);
if (0x000000FF & value) buffer[++i] = (uint8_t) value;
if (0xFF000000 & value) buffer[++i] = (uint8_t) (0xFF & value>>24);
if (0xFFFF0000 & value) buffer[++i] = (uint8_t) (0xFF & value>>16);
if (0xFFFFFF00 & value) buffer[++i] = (uint8_t) (0xFF & value>>8);
if (0xFFFFFFFF & value) buffer[++i] = (uint8_t) (0xFF & value);
i += set_option_header(number - current_number, i-start_i, option);
@ -449,6 +449,7 @@ coap_serialize_message(void *packet, uint8_t *buffer)
PRINTF("Block2 [%lu%s (%u B/blk)]\n", ((coap_packet_t *)packet)->block2_num, ((coap_packet_t *)packet)->block2_more ? "+" : "", ((coap_packet_t *)packet)->block2_size);
uint32_t block = ((coap_packet_t *)packet)->block2_num << 4;
printf("encode %lu\n", block>>4);
if (((coap_packet_t *)packet)->block2_more) block |= 0x8;
block |= 0xF & log_2(((coap_packet_t *)packet)->block2_size/16);
@ -680,7 +681,7 @@ coap_parse_message(void *packet, uint8_t *data, uint16_t data_len)
((coap_packet_t *)packet)->block2_num = parse_int_option(current_option, option_len);
((coap_packet_t *)packet)->block2_more = (((coap_packet_t *)packet)->block2_num & 0x08)>>3;
((coap_packet_t *)packet)->block2_size = 16 << (((coap_packet_t *)packet)->block2_num & 0x07);
((coap_packet_t *)packet)->block2_offset = (((coap_packet_t *)packet)->block2_num & ~0x0F)<<(((coap_packet_t *)packet)->block2_num & 0x07);
((coap_packet_t *)packet)->block2_offset = (((coap_packet_t *)packet)->block2_num & ~0x0000000F)<<(((coap_packet_t *)packet)->block2_num & 0x07);
((coap_packet_t *)packet)->block2_num >>= 4;
PRINTF("Block2 [%lu%s (%u B/blk)]\n", ((coap_packet_t *)packet)->block2_num, ((coap_packet_t *)packet)->block2_more ? "+" : "", ((coap_packet_t *)packet)->block2_size);
break;
@ -1035,7 +1036,7 @@ coap_set_header_block2(void *packet, uint32_t num, uint8_t more, uint16_t size)
if (num>0x0FFFFF) return 0;
((coap_packet_t *)packet)->block2_num = num;
((coap_packet_t *)packet)->block2_more = more;
((coap_packet_t *)packet)->block2_more = more ? 1 : 0;
((coap_packet_t *)packet)->block2_size = size;
SET_OPTION((coap_packet_t *)packet, COAP_OPTION_BLOCK2);