FreeCalypso > hg > freecalypso-sw
diff target-utils/libcommon/cmd_memdump_human.c @ 956:1557e15a012f
target-utils refactoring: memory dump commands moved from libload to libcommon
author | Mychaela Falconia <falcon@ivan.Harhan.ORG> |
---|---|
date | Wed, 04 Nov 2015 20:48:40 +0000 |
parents | target-utils/libload/cmd_memdump_human.c@9ee91bc6057c |
children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/target-utils/libcommon/cmd_memdump_human.c Wed Nov 04 20:48:40 2015 +0000 @@ -0,0 +1,50 @@ +/* + * This is a human-oriented memory dump command. The dump is given in + * both hex and ASCII, with readable spacing. + */ + +#include <sys/types.h> +#include "types.h" + +void +cmd_memdump_human(argbulk) + char *argbulk; +{ + char *argv[3]; + u_long start, length; + u_long offset; + u_char intbuf[16]; + int i, c; + + if (parse_args(argbulk, 2, 2, argv, 0) < 0) + return; + if (parse_hexarg(argv[0], 8, &start) < 0) { + printf("ERROR: arg1 must be a valid 32-bit hex address\n"); + return; + } + if (parse_hexarg(argv[1], 8, &length) < 0) { + printf("ERROR: arg2 must be a valid 32-bit hex value (length)\n"); + return; + } + if (start & 0xF || length & 0xF) { + printf("ERROR: implementation limit: 16-byte alignment required\n"); + return; + } + for (offset = 0; offset < length; offset += 0x10) { + bcopy(start + offset, intbuf, 0x10); + printf("%08X: ", start + offset); + for (i = 0; i < 16; i++) { + printf("%02X ", intbuf[i]); + if ((i & 3) == 3) + putchar(' '); + } + for (i = 0; i < 16; i++) { + c = intbuf[i]; + if (c >= ' ' && c <= '~') + putchar(c); + else + putchar('.'); + } + putchar('\n'); + } +}