From 3baed68df43a850424c4c2c8a2c89d29e5b8eb5b Mon Sep 17 00:00:00 2001
From: XANTRONIX Development
Date: Mon, 11 Sep 2023 02:08:32 -0400
Subject: Oops, you ding dong

---
 main.c | 28 ++++++++++++++--------------
 1 file changed, 14 insertions(+), 14 deletions(-)

diff --git a/main.c b/main.c
index 3b8c8c0..71910e2 100644
--- a/main.c
+++ b/main.c
@@ -67,6 +67,10 @@ static inline int zx_putchar(uint8_t c) {
     uint8_t sequence[4];
     size_t len = utf8_encode(sequence, zx_charset[c]);
 
+    if (c > 63) {
+        fprintf(stderr, "What the fuck? Got c %02x\n", c);
+    }
+
     if (fwrite(sequence, len, 1, stdout) < 1) {
         goto error_io;
     }
@@ -84,21 +88,15 @@ static ssize_t dump_line(off_t offset, void *buf, size_t len, int tty) {
         goto error_io;
     }
 
-    for (i=0; i<ZXDUMP_STRIDE_LINE; i++) {
+    for (i=0; i<len; i++) {
         if (i > 0 && (i % ZXDUMP_STRIDE_GROUP) == 0) {
             if (putchar(' ') < 0) {
                 goto error_io;
             }
         }
 
-        if (i < len) {
-            if (printf("%02x", ((uint8_t *)buf)[offset+i]) < 0) {
-                goto error_io;
-            }
-        } else {
-            if (printf("  ") < 0) {
-                goto error_io;
-            }
+        if (printf("%02x", ((uint8_t *)buf)[offset+i]) < 0) {
+            goto error_io;
         }
     }
 
@@ -106,10 +104,10 @@ static ssize_t dump_line(off_t offset, void *buf, size_t len, int tty) {
         goto error_io;
     }
 
-    for (i=0; i<ZXDUMP_STRIDE_LINE; i++) {
+    for (i=0; i<len; i++) {
         uint8_t c = ((uint8_t *)buf)[offset+i];
 
-        if (c < ZXDUMP_CHARSET_LEN) {
+        if (c <= 0x3f) {
             if (zx_putchar(c) < 0) {
                 goto error_io;
             }
@@ -144,7 +142,7 @@ error_io:
 
 static ssize_t dump_fd(int fd) {
     void *buf;
-    ssize_t offset = 0;
+    ssize_t total  = 0;
     struct stat st;
 
     if (fstat(fd, &st) < 0) {
@@ -157,6 +155,7 @@ static ssize_t dump_fd(int fd) {
 
     while (1) {
         ssize_t len, i;
+        off_t offset = 0;
 
         if ((len = read(fd, buf, st.st_blksize)) < 0) {
             goto error_read;
@@ -166,19 +165,20 @@ static ssize_t dump_fd(int fd) {
 
         for (i=0; i<len; i+=ZXDUMP_STRIDE_LINE) {
             size_t left   = len - i,
-                   linesz = left < ZXDUMP_STRIDE_LINE? left: ZXDUMP_STRIDE_LINE;
+                   linesz = left < ZXDUMP_STRIDE_LINE?  left: ZXDUMP_STRIDE_LINE;
 
             if (dump_line(offset, buf, linesz, isatty(fileno(stdout))) < 0) {
                 goto error_dump_line;
             }
 
             offset += linesz;
+            total  += linesz;
         }
     }
 
     free(buf);
 
-    return offset;
+    return total;
 
 error_dump_line:
 error_read:
-- 
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