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authortomsmeding <tom.smeding@gmail.com>2016-12-09 18:42:45 +0100
committertomsmeding <tom.smeding@gmail.com>2016-12-09 18:42:45 +0100
commit6a0325b3ab8e4680de8b4786ada721a1e671157c (patch)
treeeb0367379d1e9dc66913f79d646ed7c3c908f9a9 /5b.c
Initial
Diffstat (limited to '5b.c')
-rw-r--r--5b.c33
1 files changed, 33 insertions, 0 deletions
diff --git a/5b.c b/5b.c
new file mode 100644
index 0000000..4d575fb
--- /dev/null
+++ b/5b.c
@@ -0,0 +1,33 @@
+#include <stdio.h>
+#include <stdbool.h>
+#include <string.h>
+#include <openssl/md5.h>
+
+int main(void){
+ int counter=0;
+ char inbuf[100];
+ unsigned char outbuf[16];
+ int prelen;
+ scanf("%s%n",inbuf,&prelen);
+
+ char passbuf[9];
+ strcpy(passbuf,"________");
+ fprintf(stderr,"%s",passbuf);
+
+ for(int i=0;i<8;i++){
+ while(true){
+ int len=prelen+sprintf(inbuf+prelen,"%d",counter);
+ counter++;
+ MD5((const unsigned char*)inbuf,len,outbuf);
+ if(outbuf[0]==0&&outbuf[1]==0&&(outbuf[2]>>4)==0){
+ if((outbuf[2]&0xf)<8&&passbuf[outbuf[2]&0xf]=='_'){
+ passbuf[outbuf[2]&0xf]="0123456789abcdef"[outbuf[3]>>4];
+ fprintf(stderr,"\r%s",passbuf);
+ break;
+ }
+ }
+ }
+ }
+ fputc('\n',stderr);
+ printf("%s\n",passbuf);
+}