Peter M. Groen / libmodbus

Commit b5d75be31f2da83f699fdadb9e597df681317d10

Authored by Stéphane Raimbault
1 parent 50235c40

It's faster to use int data than uint16_t (alignment).

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Showing 1 changed file with 2 additions and 2 deletions
modbus/modbus.c
  View file @b5d75be
@@ -844,7 +844,7 @@ void manage_query(modbus_param_t *mb_param, uint8_t *query, @@ -844,7 +844,7 @@ void manage_query(modbus_param_t *mb_param, uint8_t *query,
844 } 844 }
845 break; 845 break;
846 case FC_FORCE_MULTIPLE_COILS: { 846 case FC_FORCE_MULTIPLE_COILS: {
847 - uint16_t count = (query[offset+4] << 8) + query[offset+5]; 847 + int count = (query[offset+4] << 8) + query[offset+5];
848 848
849 if ((address + count) > mb_mapping->nb_coil_status) { 849 if ((address + count) > mb_mapping->nb_coil_status) {
850 printf("Illegal data address %0X in force_multiple_coils\n", 850 printf("Illegal data address %0X in force_multiple_coils\n",
@@ -860,7 +860,7 @@ void manage_query(modbus_param_t *mb_param, uint8_t *query, @@ -860,7 +860,7 @@ void manage_query(modbus_param_t *mb_param, uint8_t *query,
860 } 860 }
861 break; 861 break;
862 case FC_PRESET_MULTIPLE_REGISTERS: { 862 case FC_PRESET_MULTIPLE_REGISTERS: {
863 - uint16_t count = (query[offset+4] << 8) + query[offset+5]; 863 + int count = (query[offset+4] << 8) + query[offset+5];
864 864
865 if ((address + count) > mb_mapping->nb_holding_registers) { 865 if ((address + count) > mb_mapping->nb_holding_registers) {
866 printf("Illegal data address %0X in preset_multiple_registers\n", 866 printf("Illegal data address %0X in preset_multiple_registers\n",