1 | // This file is a part of the Framsticks GDK. |
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2 | // Copyright (C) 1999-2014 Maciej Komosinski and Szymon Ulatowski. See LICENSE.txt for details. |
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3 | // Refer to http://www.framsticks.com/ for further information. |
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4 | |
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5 | #include "virtfile.h" |
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6 | #include <common/stl-util.h> |
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7 | |
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8 | VirtFILE *VirtFILE::Vstdin=0; |
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9 | VirtFILE *VirtFILE::Vstdout=0; |
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10 | VirtFILE *VirtFILE::Vstderr=0; |
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11 | |
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12 | VirtFileSystem *VirtFILE::vfs=0; |
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13 | |
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14 | VirtFILE *Vfopen(const char* path,const char*mode) |
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15 | { |
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16 | return VirtFILE::vfs ? VirtFILE::vfs->Vfopen(path,mode) : 0; |
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17 | } |
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18 | |
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19 | VirtDIR *Vopendir(const char* path) |
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20 | { |
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21 | return VirtFILE::vfs ? VirtFILE::vfs->Vopendir(path) : 0; |
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22 | } |
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23 | |
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24 | int Vfexists(const char* path) |
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25 | { |
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26 | return VirtFILE::vfs ? VirtFILE::vfs->Vfexists(path) : 0; |
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27 | } |
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28 | |
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29 | VirtFILE::~VirtFILE() |
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30 | {} |
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31 | |
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32 | void VirtFILE::selectFileSystem(VirtFileSystem *s) {vfs=s;} |
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33 | |
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34 | int VirtFILE::Vprintf(const char *format, va_list args) |
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35 | { |
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36 | string s=ssprintf_va(format,args); |
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37 | return Vwrite(s.c_str(),1,s.size()); |
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38 | } |
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39 | |
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40 | int VirtFILE::printf(const char *format, ...) |
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41 | { |
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42 | int ret; va_list argptr; |
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43 | va_start(argptr,format); |
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44 | ret=Vprintf(format,argptr); |
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45 | va_end(argptr); |
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46 | return ret; |
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47 | } |
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48 | |
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49 | int VirtFILE::getSize() |
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50 | { |
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51 | int saved_pos = Vtell(); |
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52 | Vseek(0, SEEK_END); |
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53 | int size = Vtell(); |
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54 | Vseek(saved_pos, SEEK_SET); |
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55 | return size; |
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56 | } |
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57 | |
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58 | void VirtFILE::setVstdin(VirtFILE *f) {Vstdin=f;} |
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59 | void VirtFILE::setVstdout(VirtFILE *f) {Vstdout=f;} |
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60 | void VirtFILE::setVstderr(VirtFILE *f) {Vstderr=f;} |
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61 | VirtFILE* VirtFILE::getVstdin() {return Vstdin;} |
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62 | VirtFILE* VirtFILE::getVstdout() {return Vstdout;} |
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63 | VirtFILE* VirtFILE::getVstderr() {return Vstderr;} |
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64 | ////////////////////////////////////////////////////////////////////////// |
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65 | |
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66 | VirtFILE* VirtFileSystem::Vfopen(const char* path,const char*mode) {return 0;} |
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67 | int VirtFileSystem::Vfexists(const char* path) {return 0;} |
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68 | VirtDIR* VirtFileSystem::Vopendir(const char* path) {return 0;} |
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69 | |
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70 | ////////////////////////////////////////////////////////////////////////// |
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71 | |
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72 | |
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73 | |
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74 | int fread(void *ptr, size_t size, size_t nmemb, VirtFILE* f) {return f->Vread(ptr,size,nmemb);} |
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75 | int fwrite(const void *ptr, size_t size, size_t nmemb, VirtFILE* f) {return f->Vwrite(ptr,size,nmemb);} |
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76 | |
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77 | |
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78 | //since we want our own feof(VirtFILE*) function and some systems unfortunately define feof as a macro, we need to #undef it. Same as in virtfile.h |
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79 | #if defined _MSC_VER || defined __CYGWIN__ || defined SHP || defined __ANDROID__ |
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80 | #pragma push_macro("feof") |
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81 | #undef feof |
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82 | #endif |
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83 | #if defined __BORLANDC__ //does not support #pragma push_macro/pop_macro |
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84 | #undef feof |
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85 | #endif |
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86 | |
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87 | int feof(VirtFILE* f) {return f->Veof();} |
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88 | |
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89 | //...and then restore the original macro: |
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90 | #if defined _MSC_VER || defined __CYGWIN__ || defined SHP || defined __ANDROID__ |
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91 | #pragma pop_macro("feof") |
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92 | #endif |
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93 | #if defined __BORLANDC__ |
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94 | #define feof(__f) ((__f)->flags & _F_EOF) |
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95 | #endif |
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96 | |
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97 | |
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98 | int fputc(int c,VirtFILE* f) {return f->Vputc(c);} |
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99 | int fputs(const char *s,VirtFILE* f) {return f->Vputs(s);} |
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100 | int fgetc(VirtFILE* f) {return f->Vgetc();} |
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101 | int fseek(VirtFILE* f,long offset, int whence) {return f->Vseek(offset,whence);} |
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102 | int ftell(VirtFILE* f) {return f->Vtell();} |
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103 | void rewind(VirtFILE* f) {f->Vrewind();} |
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104 | int fflush(VirtFILE* f) {return f->Vflush();} |
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105 | char *fgets(char *s, int size, VirtFILE* f) {return f->Vgets(s,size);} |
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106 | int fprintf(VirtFILE* f,const char *format, ...) |
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107 | { |
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108 | int ret; va_list argptr; |
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109 | va_start(argptr,format); |
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110 | ret=f->Vprintf(format,argptr); |
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111 | va_end(argptr); |
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112 | return ret; |
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113 | } |
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114 | int fclose(VirtFILE* f) {delete f; return 0;} |
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115 | |
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116 | int closedir(VirtDIR* d) {delete d; return 0;} |
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117 | dirent* readdir(VirtDIR* d) {return d->Vreaddir();} |
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118 | |
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