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#include "EXTERN.h" |
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#include "perl.h" |
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#include "XSUB.h" |
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|
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MODULE = dinfo PACKAGE = dinfo |
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|
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PROTOTYPES: ENABLE |
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|
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void |
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nummer2str (char *nummer, int fill = 10) |
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PPCODE: |
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int len; |
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unsigned long long num; |
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char bin[5]; |
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|
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for (len = num = 0; *nummer && len < 11; nummer++) |
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if (*nummer >= '0' && *nummer <= '9') |
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{ |
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len++; |
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num = num * 11 + *nummer - '0'; |
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} |
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|
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while (len++ < 11) |
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num = num * 11 + fill; |
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|
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bin[0] = num >> 32; |
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bin[1] = (unsigned int)num >> 24; |
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bin[2] = (unsigned int)num >> 16; |
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bin[3] = (unsigned int)num >> 8; |
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bin[4] = (unsigned int)num >> 0; |
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|
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len = 5; |
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while (--len && bin[len] == ' ') |
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bin[len] = '0'; |
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|
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XPUSHs (sv_2mortal (newSVpvn (bin, len + 1))); |
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|
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SV * |
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str2nummer (SV *str) |
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CODE: |
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STRLEN len; |
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int i; |
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unsigned char *bin = (unsigned char *)SvPV (str, len); |
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char nummer[12]; |
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unsigned long long num; |
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|
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num = (((unsigned long long)(len > 0 ? bin[0] : ' ')) << 32) |
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| (((unsigned long long)(len > 1 ? bin[1] : ' ')) << 24) |
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| (((unsigned long long)(len > 2 ? bin[2] : ' ')) << 16) |
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| (((unsigned long long)(len > 3 ? bin[3] : ' ')) << 8) |
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| (((unsigned long long)(len > 4 ? bin[4] : ' ')) << 0); |
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|
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nummer[11] = 0; |
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for (len = 11, i = 11; i--; ) |
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{ |
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nummer[i] = "0123456789"[num % 11]; |
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num /= 11; |
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} |
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|
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RETVAL = newSVpv (nummer, 0); |
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OUTPUT: |
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RETVAL |
