Studium/Hardwarenahe_Programmierung
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a3: kleine Tests

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This commit is contained in:
Johannes Theiner 2018-11-09 10:06:20 +01:00
parent 528e68ed88
commit 69ae656493
1 changed files with 5 additions and 4 deletions
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9
src/c/a3.c
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@ -36,16 +36,17 @@ void memdump(unsigned char *string) {
int memreplace(char *string, char cin, char cout, char **caddr) {
int found = 0;
char *bla = NULL;
for (int i = 0; i < strlen(string); ++i) {
if(string[i] == cin) {
found++;
string[i] = cout;
//TODO: fix pointer assignment
//if(*caddr) free(caddr);
char *bla = &string[i];
caddr = &bla;
bla = &string[i];
}
*caddr = bla;
}
return found;
}
@ -72,7 +73,7 @@ int main(int argc, char **argv) {
strcpy((char *) copy, argv[1]);
char **lastAddress = NULL;
int count = memreplace(argv[1], *argv[2], *argv[3], lastAddress);
int count = memreplace((char *) *copy, *argv[2], *argv[3], lastAddress);
printf("Suchzeichen wurde %i mal gefunden und ersetzt\n", count);
//TODO: change type
printf("zuletzt an Addresse 0x%02x \n", (unsigned int) &lastAddress);