eal: clean formatting of hexdump functions

The hexdump code obviously came from somewhere else originally.
It is not formatted according to DPDK coding style.

Also, drop the comment which is not useful the docbock comment
is already in the rte_hexdump.h

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>

diff --git a/lib/librte_eal/common/eal_common_hexdump.c b/lib/librte_eal/common/eal_common_hexdump.c
index 9ca7c51..6af818b 100644 (file)
--- a/lib/librte_eal/common/eal_common_hexdump.c
+++ b/lib/librte_eal/common/eal_common_hexdump.c
@@ -10,82 +10,61 @@
 
 #define LINE_LEN 128
 
-/**************************************************************************//**
-*
-* rte_hexdump - Dump out memory in a special hex dump format.
-*
-* DESCRIPTION
-* Dump out the message buffer in a special hex dump output format with characters
-* printed for each line of 16 hex values.
-*
-* RETURNS: N/A
-*
-* SEE ALSO:
-*/
-
 void
-rte_hexdump(FILE *f, const char * title, const void * buf, unsigned int len)
+rte_hexdump(FILE *f, const char *title, const void *buf, unsigned int len)
 {
-    unsigned int i, out, ofs;
-    const unsigned char *data = buf;
-    char line[LINE_LEN];    /* space needed 8+16*3+3+16 == 75 */
+       unsigned int i, out, ofs;
+       const unsigned char *data = buf;
+       char line[LINE_LEN];    /* space needed 8+16*3+3+16 == 75 */
 
-    fprintf(f, "%s at [%p], len=%u\n", (title)? title  : "  Dump data", data, len);
-    ofs = 0;
-    while (ofs < len) {
-        /* format the line in the buffer, then use printf to output to screen */
-        out = snprintf(line, LINE_LEN, "%08X:", ofs);
-        for (i = 0; ((ofs + i) < len) && (i < 16); i++)
-            out += snprintf(line+out, LINE_LEN - out, " %02X", (data[ofs+i] & 0xff));
-        for(; i <= 16; i++)
-            out += snprintf(line+out, LINE_LEN - out, " | ");
-        for(i = 0; (ofs < len) && (i < 16); i++, ofs++) {
-            unsigned char c = data[ofs];
-            if ( (c < ' ') || (c > '~'))
-                c = '.';
-            out += snprintf(line+out, LINE_LEN - out, "%c", c);
-        }
-        fprintf(f, "%s\n", line);
-    }
-    fflush(f);
-}
+       fprintf(f, "%s at [%p], len=%u\n",
+               title ? : "  Dump data", data, len);
+       ofs = 0;
+       while (ofs < len) {
+               /* format the line in the buffer */
+               out = snprintf(line, LINE_LEN, "%08X:", ofs);
+               for (i = 0; i < 16 && ofs + i < len; i++)
+                       out += snprintf(line + out, LINE_LEN - out,
+                                        " %02X", (data[ofs + i] & 0xff));
+               for (; i <= 16; i++)
+                       out += snprintf(line + out, LINE_LEN - out, " | ");
+
+               for (i = 0; ofs < len && i < 16; i++, ofs++) {
+                       unsigned char c = data[ofs];
 
-/**************************************************************************//**
-*
-* rte_memdump - Dump out memory in hex bytes with colons.
-*
-* DESCRIPTION
-* Dump out the message buffer in hex bytes with colons xx:xx:xx:xx:...
-*
-* RETURNS: N/A
-*
-* SEE ALSO:
-*/
+                       if (c < ' ' || c > '~')
+                               c = '.';
+                       out += snprintf(line + out, LINE_LEN - out, "%c", c);
+               }
+               fprintf(f, "%s\n", line);
+       }
+       fflush(f);
+}
 
 void
-rte_memdump(FILE *f, const char * title, const void * buf, unsigned int len)
+rte_memdump(FILE *f, const char *title, const void *buf, unsigned int len)
 {
-    unsigned int i, out;
-    const unsigned char *data = buf;
-    char line[LINE_LEN];
+       unsigned int i, out;
+       const unsigned char *data = buf;
+       char line[LINE_LEN];
 
-    if ( title )
-       fprintf(f, "%s: ", title);
+       if (title)
+               fprintf(f, "%s: ", title);
 
-    line[0] = '\0';
-    for (i = 0, out = 0; i < len; i++) {
-       // Make sure we do not overrun the line buffer length.
-               if ( out >= (LINE_LEN - 4) ) {
+       line[0] = '\0';
+       for (i = 0, out = 0; i < len; i++) {
+               /* Make sure we do not overrun the line buffer length. */
+               if (out >= LINE_LEN - 4) {
                        fprintf(f, "%s", line);
                        out = 0;
                        line[out] = '\0';
                }
-               out += snprintf(line+out, LINE_LEN - out, "%02x%s",
-                               (data[i] & 0xff), ((i+1) < len)? ":" : "");
-    }
-    if ( out > 0 )
-       fprintf(f, "%s", line);
-    fprintf(f, "\n");
+               out += snprintf(line + out, LINE_LEN - out, "%02x%s",
+                               (data[i] & 0xff), ((i + 1) < len) ? ":" : "");
+       }
+       if (out > 0)
+               fprintf(f, "%s", line);
+       fprintf(f, "\n");
 
-    fflush(f);
+       fflush(f);
 }