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- /* DELPHOTO.C */
-
- /* Developed 1990-1997 by Rob Swindell; PO Box 501, Yorba Linda, CA 92885 */
-
- #include <io.h>
- #include <dos.h>
- #include <dir.h>
- #include <bios.h>
- #include <time.h>
- #include <ctype.h>
- #include <stdio.h>
- #include <share.h>
- #include <conio.h>
- #include <errno.h>
- #include <fcntl.h>
- #include <string.h>
- #include <stdlib.h>
- #include <stdarg.h>
- #include <malloc.h>
- #include <sys/stat.h>
- #include <sys/types.h>
-
- #include "gen_defs.h"
- #include "crc32.h"
- #include "smmdefs.h"
-
- extern int daylight=0;
- extern long timezone=0L;
-
-
-
- char *base41(unsigned int i, char *str)
- {
- char c;
- unsigned int j=41*41,k;
-
- for(c=0;c<3;c++) {
- k=i/j;
- str[c]='0'+k;
- i-=(k*j);
- j/=41;
- if(str[c]>=':')
- str[c]='A'+(str[c]-':');
- if(str[c]>='[')
- str[c]='#'+(str[c]-'['); }
- str[c]=0;
- return(str);
- }
-
- /****************************************************************************/
- /* Updates 16-bit "rcrc" with character 'ch' */
- /****************************************************************************/
- void ucrc16(uchar ch, ushort *rcrc) {
- ushort i, cy;
- uchar nch=ch;
-
- for (i=0; i<8; i++) {
- cy=*rcrc & 0x8000;
- *rcrc<<=1;
- if (nch & 0x80) *rcrc |= 1;
- nch<<=1;
- if (cy) *rcrc ^= 0x1021; }
- }
-
- /****************************************************************************/
- /* Returns 16-crc of string (not counting terminating NULL) */
- /****************************************************************************/
- ushort crc16(char *str)
- {
- int i=0;
- ushort crc=0;
-
- ucrc16(0,&crc);
- while(str[i])
- ucrc16(str[i++],&crc);
- ucrc16(0,&crc);
- ucrc16(0,&crc);
- return(crc);
- }
-
- /****************************************************************************/
- /* Returns 32-crc of string (not counting terminating NULL) */
- /****************************************************************************/
- ulong crc32(char *str)
- {
- int i=0;
- ulong crc=0xffffffffUL;
-
- while(str[i])
- crc=ucrc32(str[i++],crc);
- crc=~crc;
- return(crc);
- }
-
- time_t checktime()
- {
- struct tm tm;
-
- memset(&tm,0,sizeof(tm));
- tm.tm_year=94;
- tm.tm_mday=1;
- return(mktime(&tm)^0x2D24BD00L);
- }
-
-
- int main(int argc, char **argv)
- {
- char str[128],fname[128],path[128],tmp[128];
- int i,file;
- FILE *index, *stream;
- ulong number,crc;
- user_t user;
- ixb_t ixb;
- struct ffblk ff;
-
- printf("\nDELPHOTO v1.00 - Synchronet Match Maker Photograph Deletion\n\n");
-
- if(checktime()) {
- printf("Time problem!\n");
- exit(1); }
-
- if(argc<3) {
- printf("usage: delphoto user_number system_name\n");
- exit(1); }
-
- if((file=open("SMM.DAB",O_RDWR|O_BINARY|SH_DENYNO|O_CREAT
- ,S_IWRITE|S_IREAD))==-1) {
- printf("\n\7Error opening/creating SMM.DAB\n");
- exit(1); }
- if((stream=fdopen(file,"w+b"))==NULL) {
- printf("\n\7Error converting SMM.DAB file handle to stream\n");
- exit(1); }
- setvbuf(stream,0L,_IOFBF,4096);
-
- if((file=open("SMM.IXB",O_RDWR|O_BINARY|SH_DENYNO|O_CREAT
- ,S_IWRITE|S_IREAD))==-1) {
- printf("\n\7Error opening/creating SMM.IXB\n");
- exit(1); }
- if((index=fdopen(file,"w+b"))==NULL) {
- printf("\n\7Error converting SMM.IXB file handle to stream\n");
- exit(1); }
- setvbuf(stream,0L,_IOFBF,1024);
-
- number=atol(argv[1]);
- str[0]=0;
- for(i=2;i<argc;i++) {
- if(str[0])
- strcat(str," ");
- strcat(str,argv[i]); }
-
- strupr(str);
- str[25]=0;
-
- crc=crc32(str);
- rewind(index);
- i=0;
- while(!feof(index)) {
- if(!fread(&ixb,sizeof(ixb_t),1,index))
- break;
- if(!ixb.number) /* DELETED */
- continue;
- if(ixb.system!=crc || ixb.number!=number)
- continue;
- fseek(stream
- ,((ftell(index)-sizeof(ixb_t))/sizeof(ixb_t))
- *sizeof(user_t),SEEK_SET);
- if(!fread(&user,sizeof(user_t),1,stream))
- continue;
- i=1;
- break; }
- if(!i) {
- printf("\7User #%lu @ %s not found!\n",number,str);
- exit(2); }
-
- if(!(user.misc&USER_PHOTO)) {
- printf("\7User #%lu @ %s doesn't have a photo attached to their profile.\n"
- ,number,str);
- exit(3); }
-
- for(i=0;user.system[i];i++)
- if(isalnum(user.system[i]))
- break;
- if(!user.system[i])
- fname[0]='~';
- else
- fname[0]=user.system[i];
- for(i=strlen(user.system)-1;i>0;i--)
- if(isalnum(user.system[i]))
- break;
- if(i<=0)
- fname[1]='~';
- else
- fname[1]=user.system[i];
- fname[2]=0;
- strupr(user.system);
- strcat(fname,base41(crc16(user.system),tmp));
- strcat(fname,base41(user.number,tmp));
- strcat(fname,".*");
- strupr(fname);
- sprintf(path,"PHOTO\\%s",fname);
- i=findfirst(path,&ff,0);
- if(i)
- printf("\7%s doesn't exist!\n",path);
- else {
- sprintf(path,"PHOTO\\%s",ff.ff_name);
- if(remove(path))
- printf("\7%s couldn't be removed!\n",path); }
-
- user.misc&=~USER_PHOTO;
- user.updated=time(NULL);
- user.photo=0;
- fseek(stream
- ,((ftell(index)-sizeof(ixb_t))/sizeof(ixb_t))
- *sizeof(user_t),SEEK_SET);
- fwrite(&user,sizeof(user_t),1,stream);
- ixb.updated=user.updated;
- fseek(index,ftell(index)-sizeof(ixb_t),SEEK_SET);
- fwrite(&ixb,sizeof(ixb_t),1,index);
-
- printf("Photo removed successfully from database.\n");
- return(0);
- }
-
-