diff options
Diffstat (limited to 'src/lib/strings.c')
-rw-r--r-- | src/lib/strings.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/lib/strings.c b/src/lib/strings.c new file mode 100644 index 0000000..8f62391 --- /dev/null +++ b/src/lib/strings.c @@ -0,0 +1,20 @@ +#include "../lib/strings.h" + +unsigned long strlen(char* s) { + unsigned long len = 0; + while (s[len] != 0) { + len += 1; + } + return len; +} + +unsigned char strcmp(char* a, char* b) { + unsigned long idx = 0; + while (a[idx] != 0 && b[idx] != 0) { + if (a[idx] != b[idx]) { + return 0; + } + idx += 1; + } + return a[idx] == b[idx]; +} |