ADD: Chrisfu 's most excellent homebrew file, adjusted for my fork. REF: https...

[proxmark3-svn] / client / util.c

diff --git a/client/util.c b/client/util.c
index fcda9bde0ae7815bf46d1e2c0567c564f43cb526..ce5d9f162c58c90e3f3295798405e0bd856cddd7 100644 (file)
--- a/client/util.c
+++ b/client/util.c
@@ -97,14 +97,26 @@ void FillFileNameByUID(char *fileName, uint8_t * uid, char *ext, int byteCount)
 }
 
 // printing and converting functions
-
-void print_hex(const uint8_t * data, const size_t len)
-{
+void print_hex(const uint8_t * data, const size_t len) {
        size_t i;
-
-       for (i=0; i < len; i++)
+       for (i=0; i < len; ++i)
                printf("%02x ", data[i]);
+       printf("\n");
+}
+void print_hex_break(const uint8_t *data, const size_t len, uint8_t breaks) {
+
+       int rownum = 0;
+       printf("[%02d] | ", rownum);
+       for (int i = 0; i < len; ++i) {
 
+               printf("%02X ", data[i]);
+               
+               // check if a line break is needed
+               if ( breaks > 0 && !((i+1) % breaks) && (i+1 < len) ) {
+                       ++rownum;
+                       printf("\n[%02d] | ", rownum);
+               }
+       }
        printf("\n");
 }
 
@@ -139,7 +151,7 @@ char *sprint_bin_break(const uint8_t *data, const size_t len, const uint8_t brea
        // loop through the out_index to make sure we don't go too far
        for (size_t out_index=0; out_index < max_len-2; out_index++) {
                // set character
-               sprintf(tmp++, "%u", data[in_index]);
+               sprintf(tmp++, "%u", (unsigned int) data[in_index]);
                // check if a line break is needed and we have room to print it in our array
                if ( (breaks > 0) && !((in_index+1) % breaks) && (out_index+1 != max_len) ) {
                        // increment and print line break
@@ -158,9 +170,10 @@ char *sprint_bin(const uint8_t *data, const size_t len) {
 
 char *sprint_hex_ascii(const uint8_t *data, const size_t len) {
        static char buf[1024];
-       memset(buf, 0x00, 1024);
        char *tmp = buf;
-       sprintf(tmp, "%s| %s", sprint_hex(data, len) , data);   
+       memset(buf, 0x00, 1024);
+       size_t max_len = (len > 1010) ? 1010 : len;
+       sprintf(tmp, "%s| %s", sprint_hex(data, max_len) , data);       
        return buf;
 }
 void num_to_bytes(uint64_t n, size_t len, uint8_t* dest)