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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 647 | andrew_pro | 1 | #include |
| 2 | #include |
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| 3 | |||
| 7418 | siemargl | 4 | // dont support return partial writing when fail |
| 5 | // only 32-bit filesize |
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| 647 | andrew_pro | 6 | int fwrite(void *buffer,int size,int count,FILE* file) |
| 7 | { |
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| 8 | dword res; |
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| 9 | dword fullsize; |
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| 10 | |||
| 6433 | siemargl | 11 | if(!file || !buffer) |
| 12 | { |
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| 13 | errno = E_INVALIDPTR; |
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| 14 | return EOF; |
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| 15 | } |
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| 647 | andrew_pro | 16 | |
| 6433 | siemargl | 17 | |
| 18 | if ((file->mode & 3)==FILE_OPEN_READ) |
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| 19 | { |
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| 20 | errno = E_ACCESS; |
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| 21 | return 0; |
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| 22 | } |
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| 23 | |||
| 24 | if ((file->mode &3)==FILE_OPEN_APPEND) |
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| 647 | andrew_pro | 25 | file->filepos=file->filesize; |
| 6433 | siemargl | 26 | |
| 27 | fullsize=count*size; |
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| 28 | |||
| 647 | andrew_pro | 29 | if ((file->filesize)<(file->filepos+fullsize)) file->filesize=file->filepos+fullsize; |
| 30 | |||
| 31 | /* |
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| 32 | if (file->mode==FILE_OPEN_APPEND) |
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| 33 | { |
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| 34 | file->filepos==file->filesize; |
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| 35 | res=_ksys_appendtofile(file->filename,file->filepos,fullsize,buffer); |
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| 36 | if (res==0) |
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| 37 | { |
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| 38 | file->filepos+=fullsize; |
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| 39 | fullsize=fullsize/size; |
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| 40 | return(fullsize); |
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| 41 | } |
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| 42 | else return(0); |
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| 6433 | siemargl | 43 | |
| 647 | andrew_pro | 44 | } |
| 45 | */ |
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| 7184 | siemargl | 46 | file->ungetc_buf = EOF; |
| 47 | if (file->filepos >= file->buffer_start && file->filepos < file->buffer_end) // drop buffer, if change his data |
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| 48 | { |
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| 49 | file->buffer_start = -1; |
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| 50 | file->buffer_end = -1; |
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| 51 | } |
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| 52 | |||
| 6433 | siemargl | 53 | if ((file->mode &3)==FILE_OPEN_WRITE || (file->mode&3)==FILE_OPEN_APPEND) // always true, as read checked previous |
| 647 | andrew_pro | 54 | { |
| 55 | if (file->filepos==0) |
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| 6433 | siemargl | 56 | { //file mot created yet |
| 647 | andrew_pro | 57 | res=_ksys_rewritefile(file->filename,fullsize,buffer); |
| 58 | if (res==0) |
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| 59 | { |
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| 60 | file->filepos+=fullsize; |
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| 7418 | siemargl | 61 | return(count); |
| 6433 | siemargl | 62 | } else |
| 63 | { |
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| 64 | errno = -res; |
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| 65 | return(0); |
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| 66 | } |
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| 647 | andrew_pro | 67 | } |
| 68 | else |
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| 6433 | siemargl | 69 | { |
| 70 | res=_ksys_appendtofile(file->filename,file->filepos,fullsize,buffer); |
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| 647 | andrew_pro | 71 | if (res==0) |
| 72 | { |
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| 73 | file->filepos+=fullsize; |
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| 7418 | siemargl | 74 | return(count); |
| 6433 | siemargl | 75 | } else |
| 76 | { |
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| 77 | errno = -res; |
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| 78 | return(0); |
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| 79 | } |
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| 647 | andrew_pro | 80 | } |
| 81 | } |
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| 82 | else return(0); |
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| 6433 | siemargl | 83 | } |