SmartRemote door E9
Dependencies: EthernetInterface HTTPServer RemoteIR SDFileSystem mbed-rpc mbed-rtos mbed
Fork of SmartRemote by
db.cpp
- Committer:
- sarvagyavaish
- Date:
- 2013-12-03
- Revision:
- 10:da52ff0b93c0
- Parent:
- 3:a3b4d032f48f
- Child:
- 14:2b63c0f795cb
File content as of revision 10:da52ff0b93c0:
#include "mbed.h" #include "db.h" #include "SDFileSystem.h" void db_insert_tuple(char *new_name, char *new_code, char *bitlength, char *format) { char tuple_code[128]; char tuple_name[128]; char tuple_id[128]; char tuple_bitlength[128]; char tuple_format[128]; int id = 0; // create file if it does not exist FILE *ftemp = fopen("/sd/SmartRemote/db.txt", "a"); fclose(ftemp); // read file to get last id FILE *fdb = fopen("/sd/SmartRemote/db.txt", "r"); while ( !feof(fdb) ) { db_get_tuple(fdb, tuple_id, tuple_name, tuple_code, tuple_bitlength, tuple_format); if (strlen(tuple_name) != 0) { printf("Tuple: |%s| \t |%s| \t |%s| \t |%s| \t |%s|\n", tuple_id, tuple_name, tuple_code, tuple_bitlength, tuple_format); id = atoi(tuple_id); } } fclose(fdb); // id of new tuple id++; sprintf(tuple_id, "%d", id); // write new tuple to file char new_row[128]; FILE *fwrite = fopen("/sd/SmartRemote/db.txt", "a"); if (fwrite == NULL) { // if error printf("Could not open file for write\n"); } // create new row sprintf(new_row, "%s\n%s\n%s\n%s\n%s\n", tuple_id, new_name, new_code, bitlength, format); fprintf(fwrite, new_row); // write to file fclose(fwrite); // close file printf("Record Added: %s\n", new_row); } void db_print_all(FILE *fread) { char c; while ( !feof(fread) ) { c=fgetc(fread); printf("%c", c); } } void db_find_tuple(FILE *fread, int id_to_find, char *tuple_name, char *tuple_code, char *tuple_bitlength, char *tuple_format) { char tuple_id[128]; int id; while ( !feof(fread) ) { db_get_tuple(fread, tuple_id, tuple_name, tuple_code, tuple_bitlength, tuple_format); if (strlen(tuple_name) != 0) { id = atoi(tuple_id); if (id == id_to_find) { break; } } else { sprintf(tuple_id, "%d", 0); sprintf(tuple_name, "%s", ""); sprintf(tuple_code, "%s", ""); sprintf(tuple_bitlength, "%s", ""); sprintf(tuple_format, "%s", ""); } } printf("Tuple Found: |%s| \t |%s| \t |%s| \t |%s| \t |%s|\n", tuple_id, tuple_name, tuple_code, tuple_bitlength, tuple_format); } void db_get_tuple(FILE *fread, char *id_str, char *name_str, char *code_str, char *bitlength_str, char *format_str) { unsigned char c; int index; // read ID; index = 0; do { c = fgetc(fread); id_str[index] = c; index++; } while (c != '\n' && !feof(fread) ); id_str[index-1] = 0; // read NAME; index = 0; do { c = fgetc(fread); name_str[index] = c; index++; } while (c != '\n' && !feof(fread) ); name_str[index-1] = 0; // read CODE index = 0; do { c = fgetc(fread); code_str[index] = c; index++; } while (c != '\n' && !feof(fread) ); code_str[index-1] = 0; // read BITLENGTH index = 0; do { c = fgetc(fread); bitlength_str[index] = c; index++; } while (c != '\n' && !feof(fread) ); bitlength_str[index-1] = 0; // read FORMAT index = 0; do { c = fgetc(fread); format_str[index] = c; index++; } while (c != '\n' && !feof(fread) ); format_str[index-1] = 0; }