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annotate tomsfastmath/src/misc/fp_ident.c @ 643:a362b62d38b2 dropbear-tfm

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Add tomsfastmath from git rev bfa4582842bc3bab42e4be4aed5703437049502a with Makefile.in renamed
author Matt Johnston <matt@ucc.asn.au>
date Wed, 23 Nov 2011 18:10:20 +0700
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1 /* TomsFastMath, a fast ISO C bignum library.
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2 *
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3 * This project is meant to fill in where LibTomMath
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4 * falls short. That is speed ;-)
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5 *
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6 * This project is public domain and free for all purposes.
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7 *
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8 * Tom St Denis, [email protected]
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9 */
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10 #include "tfm.h"
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11
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12 const char *fp_ident(void)
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13 {
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14 static char buf[1024];
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15
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16 memset(buf, 0, sizeof(buf));
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17 snprintf(buf, sizeof(buf)-1,
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18 "TomsFastMath (%s)\n"
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19 "\n"
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20 "Sizeofs\n"
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21 "\tfp_digit = %u\n"
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22 "\tfp_word = %u\n"
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23 "\n"
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24 "FP_MAX_SIZE = %u\n"
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25 "\n"
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26 "Defines: \n"
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27 #ifdef __i386__
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28 " __i386__ "
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29 #endif
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30 #ifdef __x86_64__
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31 " __x86_64__ "
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32 #endif
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33 #ifdef TFM_X86
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34 " TFM_X86 "
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35 #endif
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36 #ifdef TFM_X86_64
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37 " TFM_X86_64 "
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38 #endif
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39 #ifdef TFM_SSE2
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40 " TFM_SSE2 "
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41 #endif
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42 #ifdef TFM_ARM
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43 " TFM_ARM "
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44 #endif
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45 #ifdef TFM_PPC32
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46 " TFM_PPC32 "
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47 #endif
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48 #ifdef TFM_AVR32
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49 " TFM_AVR32 "
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50 #endif
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51 #ifdef TFM_ECC192
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52 " TFM_ECC192 "
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53 #endif
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54 #ifdef TFM_ECC224
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55 " TFM_ECC224 "
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56 #endif
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57 #ifdef TFM_ECC384
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58 " TFM_ECC384 "
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59 #endif
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60 #ifdef TFM_ECC521
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61 " TFM_ECC521 "
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62 #endif
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63
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64 #ifdef TFM_NO_ASM
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65 " TFM_NO_ASM "
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66 #endif
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67 #ifdef FP_64BIT
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68 " FP_64BIT "
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69 #endif
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70 #ifdef TFM_HUGE
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71 " TFM_HUGE "
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72 #endif
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73 "\n", __DATE__, sizeof(fp_digit), sizeof(fp_word), FP_MAX_SIZE);
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74
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75 if (sizeof(fp_digit) == sizeof(fp_word)) {
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76 strncat(buf, "WARNING: sizeof(fp_digit) == sizeof(fp_word), this build is likely to not work properly.\n",
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77 sizeof(buf)-1);
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78 }
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79 return buf;
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80 }
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81
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82 #ifdef STANDALONE
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83
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84 int main(void)
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85 {
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86 printf("%s\n", fp_ident());
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87 return 0;
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88 }
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89
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90 #endif
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91
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92
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93 /* $Source$ */
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94 /* $Revision$ */
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95 /* $Date$ */