FreeCalypso > hg > freecalypso-citrine
view lldbg/cmd_dump.c @ 40:b56928f8c001
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author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sun, 07 May 2017 16:20:07 +0000 |
parents | 75a11d740a02 |
children |
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/* * 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 lldbg_cmd_dump(argbulk) char *argbulk; { char *argv[3]; u_long start, length; u_long offset; u_char intbuf[16]; int i, c; if (lldbg_parse_args(argbulk, 2, 2, argv, 0) < 0) return; if (lldbg_parse_hexarg(argv[0], 8, &start) < 0) { lldbg_printf("ERROR: arg1 must be a valid 32-bit hex address\n"); return; } if (lldbg_parse_hexarg(argv[1], 8, &length) < 0) { lldbg_printf("ERROR: arg2 must be a valid 32-bit hex value (length)\n"); return; } if (start & 0xF || length & 0xF) { lldbg_printf("ERROR: implementation limit: 16-byte alignment required\n"); return; } for (offset = 0; offset < length; offset += 0x10) { bcopy(start + offset, intbuf, 0x10); lldbg_printf("%08X: ", start + offset); for (i = 0; i < 16; i++) { lldbg_printf("%02X ", intbuf[i]); if ((i & 3) == 3) lldbg_putchar(' '); } for (i = 0; i < 16; i++) { c = intbuf[i]; if (c >= ' ' && c <= '~') lldbg_putchar(c); else lldbg_putchar('.'); } lldbg_putchar('\n'); } }