diff options
| -rw-r--r-- | Makefile | 8 | ||||
| -rw-r--r-- | art/motd.txt | 24 | ||||
| -rw-r--r-- | article/post1.txt | 116 | ||||
| -rw-r--r-- | articles.c | 80 | ||||
| -rw-r--r-- | articles.h | 11 | ||||
| -rw-r--r-- | buildinfo.c | 9 | ||||
| -rw-r--r-- | buildinfo.h | 13 | ||||
| -rw-r--r-- | libterm/Makefile | 6 | ||||
| -rw-r--r-- | libterm/print_utils.c | 122 | ||||
| -rw-r--r-- | libterm/print_utils.h | 13 | ||||
| -rw-r--r-- | libterm/screen_modes.c | 3 | ||||
| -rw-r--r-- | libterm/screen_modes.h | 15 | ||||
| -rw-r--r-- | libterm/term.c | 54 | ||||
| -rw-r--r-- | libterm/term.h | 22 | ||||
| -rw-r--r-- | microbbs.c | 51 | ||||
| -rw-r--r-- | motd.c | 52 | ||||
| -rw-r--r-- | motd.h | 16 | ||||
| -rw-r--r-- | sysinfo.c | 11 | ||||
| -rw-r--r-- | sysinfo.h | 8 |
19 files changed, 634 insertions, 0 deletions
diff --git a/Makefile b/Makefile new file mode 100644 index 0000000..e130cfe --- /dev/null +++ b/Makefile @@ -0,0 +1,8 @@ +make: + cd ./libterm; make + gcc -c motd.c + gcc -c microbbs.c + gcc -c buildinfo.c + gcc -c sysinfo.c + gcc -c articles.c + gcc buildinfo.o motd.o microbbs.o sysinfo.o articles.o libterm/libterm.o -o microbbs diff --git a/art/motd.txt b/art/motd.txt new file mode 100644 index 0000000..7eb0376 --- /dev/null +++ b/art/motd.txt @@ -0,0 +1,24 @@ + _ ____ ____ _____ + (_) | _ \| _ \ / ____| + _ __ ___ _ ___ _ __ ___ | |_) | |_) | (___ + | '_ ` _ \| |/ __| '__/ _ \| _ <| _ < \___ \ + | | | | | | | (__| | | (_) | |_) | |_) |____) | + |_| |_|_|_|_|\___|_| \___/|____/|____/|_____/ + | | | | + | |__ | |__ ___ + | '_ \| '_ \/ __| + | |_) | |_) \__ \_ + |_.__/|_.__/|___(_)_ + | (_) + ___ ___ __| |_ _ __ __ _ + / __/ _ \ / _` | | '_ \ / _` | + | (_| (_) | (_| | | | | | (_| |_ + \___\___/ \__,_|_|_| |_|\__, (_) _ + | | | __/ | | | + __ _| | | _____ |___/ __| | ___ _ __ __ _ + / _` | | |/ _ \ \ /\ / / _ \/ _` | / _ \| '__/ _` | + | (_| | | | (_) \ V V / __/ (_| || (_) | | | (_| | + \__,_|_|_|\___/ \_/\_/ \___|\__,_(_)___/|_| \__, | + __/ | + |___/ +Source: ftp://bbs.coding.allowed.org/microbbs.tar.gz diff --git a/article/post1.txt b/article/post1.txt new file mode 100644 index 0000000..d214cc7 --- /dev/null +++ b/article/post1.txt @@ -0,0 +1,116 @@ ++------------------------------------------------------------------------------+ ++ + ++------------------------------------------------------------------------------+ ++ C11 _Generic + ++------------------------------------------------------------------------------+ ++ + ++------------------------------------------------------------------------------+ ++ INDEX + ++------------------------------------------------------------------------------+ + +1. Intro +2. Examples + 2.1. Detect type + 2.2. Check if types is compatible +3. Tested +4. Links +5. Files + ++------------------------------------------------------------------------------+ ++ 1.INTRO + ++------------------------------------------------------------------------------+ + In C standard c11 is supported new keyword _Generic. It add way how +we can add at macro level decisions about variable types. And now is +possible make some C++ like function "overloading". Here is some variants how +to use this generic "_Generic". Now could print variables dont looking +on its type _Generic will deal with it. + ++------------------------------------------------------------------------------+ ++ 2.EXAMPLES + ++------------------------------------------------------------------------------+ +2.1.Detect type + + + + #define type_str(T) _Generic( (T), int: "int",\ + long: "long",\ + default: "Unknown type") + +Now we have define check for 2 types int and long. If there is some type +undefined then choose default type and print "Unknown type". This is auto +printf example where you can detect type and print its name. But as in page [1] +you can add number values and compare types in simple way. + + printf("Type1 %s\n", type_str('a')); + printf("Type2 %s\n", type_str(1)); + printf("Type3 %s\n", type_str(1l)); + printf("Type4 %s\n", type_str(0.0f)); + + +Also is possible to use generic for 2 or more types but then amount +of declaration grows. But it means that now according to params +we can choose best function. + + #define type_str2(T1,T2) _Generic( (T1),\ + int: _Generic((T2),int:"int int", default: "int UNK"),\ + default: "UNK UNK" ) + + printf("Double Type 1 %s\n", type_str2(1,1)); + printf("Double Type 2 %s\n", type_str2(1,0.0f)); + printf("Double Type 3 %s\n", type_str2(.0f,.0f)); + + ++------------------------------------------------------------------------------+ +2.2.Check if types is compatible + +Strange but some types could be invalid if there is const used, like +'int' and 'const int'. + + #define is_compatible(x,T) _Generic((x), T:"compatible",\ + default: "non-compatible") + +Here is defined 2 types and only (int and int) and (const int and const int) +is compatible. + + int i1; + const int i2; + printf("int == int, %s\n", is_compatible(i1,int)); + printf("const int == const int, %s\n", is_compatible(i2,const int)); + printf("int == const int, %s\n", is_compatible(i1,const int)); + printf("const int == int, %s\n", is_compatible(i2,int)); + + + ++------------------------------------------------------------------------------+ ++ 3.TESTED + ++------------------------------------------------------------------------------+ +gcc-4.9.1 +clang-3.4 + + ++------------------------------------------------------------------------------+ ++ 4.LINKS + ++------------------------------------------------------------------------------+ +[1] http://www.robertgamble.net/2012/01/c11-generic-selections.html +[2] http://en.wikipedia.org/wiki/C11_%28C_standard_revision%29 +[3] https://gcc.gnu.org/wiki/C11Status + ++------------------------------------------------------------------------------+ ++ 5.FILES + ++------------------------------------------------------------------------------+ +ex1.c - one argument generic +ex2.c - two argument generic +ex3.c - check for compatibility +>base64 source.tar.gz +H4sIAOKW01MAA+2WT2+bMBiHudafwqKaCpVLbENAStedJu1QqSd6qxRR4mzWiIn4o2Wa9t1nk5FAWZpO +apJOe59DwOZnY8vxg71RmddFKkbW4aCaKBqbK4vGtHttsRj3wyBiPg8CizIaMt/C4wOOaUNdVkmBsTVP +Fs/m9j3/R/Ha9Rcr30sP8w6zwGEY7Fp/RlnwZP1ZMOYWpocZTp//fP3PpUqzeibw+7KaZfLR+/IB9epk +bqrQ+UzMpRJYltM0XyyTSj5mwlmR2MXTT0KJQqaOs3IJjif2NmCTB6QbJnVWTbCtcnXVeeYiNLq8ej0u +R0iqCi8SqRwX/UBnpiTZNTpLc1XqW1Pkurgs9O3csU3Fmpsb85T8Lr0rH5RNnkxVMqIjrttpv+1Wt98U +yI72nGwivV56o9jbC9vRS28se+fCN3MpRFUXCtNr9BOd+r8IHJ+O/9mJ/E9Dyrf+98O1/33w/zH4W/9X +35diWlaF0xU/1iVirKMlr3+N9bNcfdYlc+l/BO7VV5V/U01Hh/8EtHqM9dtYK8PNHC6Si55ETYoPUmyQ +8YeZbBAKBiHq0bmJvSXrdvY/P9X+j0LWOf/x9f6PYP8fg9fefi/1yUAo3IkZiXnfKszV7mi8sj1k6ow5 +vUyag1NjG7y1i6m7v7u13b5z7m6bWnw033zMa33QwsYDeOAd7jDSl0o3PhCQibfq+GOLgY64o+OkbfKW +dAMAAAAAAAAAAAAAAAAAAAAAwBH4BYVOCccAKAAA + + diff --git a/articles.c b/articles.c new file mode 100644 index 0000000..b5c5ea3 --- /dev/null +++ b/articles.c @@ -0,0 +1,80 @@ +#include "articles.h" + + +int bbs_article( term_screen *ts, const char *fname ) +{ + int ret=-1; + int i=0; + + FILE *f; + size_t str_size=0, fret=1; + char *str=NULL; + size_t in_size=0; + char *in_buf=NULL; + int max_x, max_y, ret_len; + int quit_loop=0; + + if ( ts->mode == SCREEN_MODE_80x24 ) + { + max_x = 80; + max_y = 24; + } else + { + max_x = 80; + max_y = 24; + } + + if ( fname != NULL ) + { + f = fopen( fname, "r" ); + if ( f == NULL ) + { + printf("Cannot open article file\n"); + return -1; + } + + fret = 1; + i = 0; + while ( (fret > 0) && (quit_loop == 0) ) + { + fret = getline( &str, &str_size, f ); + if ( fret > 0 ) + { + printf("%s", str); + i += 1; + } + + //if ( ((i > 0) && (fret == -1)) || + // ((fret > 0) && (i > max_x-1)) ) + if ( i >= max_y-1 ) + { + printf("(N)ext,(Q)uit:"); + ret_len = getline( &in_buf, &in_size, stdin ); + if ( ret_len > 0 ) + { + char ch = in_buf[0]; + switch( ch ) + { + case 'q': + quit_loop = 1; + break; + case 'n': + i = 0; + break; + default: + printf("Try more\n"); + } + } + } + + if ( (fret == -1) ) + break; + + } + + fclose( f ); + ret = 0; + } + + return ret; +} diff --git a/articles.h b/articles.h new file mode 100644 index 0000000..4f66376 --- /dev/null +++ b/articles.h @@ -0,0 +1,11 @@ +#ifndef __MICROBBS_ARTICLES_H +#define __MICROBBS_ARTICLES_H + +#include <stdio.h> +#include <stdlib.h> + +#include "libterm/term.h" + +int bbs_article( term_screen*, const char* ); + +#endif diff --git a/buildinfo.c b/buildinfo.c new file mode 100644 index 0000000..8b366a7 --- /dev/null +++ b/buildinfo.c @@ -0,0 +1,9 @@ +#include "buildinfo.h" + +void print_build_info() +{ + printf("Version:%s\n", BUILD_VERSION); + printf("Build:%s\n", BUILD_DATE); +} + + diff --git a/buildinfo.h b/buildinfo.h new file mode 100644 index 0000000..d831b5e --- /dev/null +++ b/buildinfo.h @@ -0,0 +1,13 @@ +#ifndef __MICROBBS_BUILDINFO_H +#define __MICROBBS_BUILDINFO_H + +#include <stdio.h> +#include <stdlib.h> + +#define BUILD_VERSION "0.1.4" +#define BUILD_DATE (__DATE__) + +void print_build_info(); + +#endif + diff --git a/libterm/Makefile b/libterm/Makefile new file mode 100644 index 0000000..a592109 --- /dev/null +++ b/libterm/Makefile @@ -0,0 +1,6 @@ + +make: + gcc -c term.c + gcc -c screen_modes.c + gcc -c print_utils.c + ld -r term.o screen_modes.o print_utils.o -o libterm.o diff --git a/libterm/print_utils.c b/libterm/print_utils.c new file mode 100644 index 0000000..9d4bac0 --- /dev/null +++ b/libterm/print_utils.c @@ -0,0 +1,122 @@ +#include "print_utils.h" + +int term_fprint( screen_mode_e mode, FILE *f ) +{ + int ret=-1; + if (f == NULL) + return -1; + + switch ( mode ) + { + case SCREEN_MODE_80x24: + { + /* + const int m_x=80,m_y=24; + int x=0,y=0; + int fret=1; + char c; + while ((fret = fread(&c,1,1,f)) == 1) + { + if ( c != '\n' ) + { + if ( (x < m_x) && (y < m_y) ) + { + putc( c ); + } + x+=1; + } else if ( c == '\n' ) + { + x = 0; + y += 1; + } + } + */ + } + break; + default: + printf("Unknown screen mode\n"); + } + + return ret; +} + + +//print data to terminal starting from x,y +//return 0x0000yyyy0000xxxx, current stopped position +int term_print( term_screen *ts, const char *buf, size_t size, + int init_x, int init_y ) +{ + int posx=0, posy=0; + int ret=-1; + if ( buf == NULL ) + { + return -1; + } + + if ( size <= 0 ) + { + return -1; + } + + //calculate position + //fix for diff modes also needed + if ( ts->term_col > 80) + { + posx = (ts->term_col-80)/2; + } + if (ts->term_row > 24) + { + posy = (ts->term_row-24)/2; + } + + switch ( ts->mode ) + { + case SCREEN_MODE_80x24: + { + int m_x=80, m_y=24; + int x=init_x, y=init_y; + char c; + int i,j; + + + if (( init_x == 0 ) && (init_y == 0)) + { + for (i=0; i<posx;i++) + printf(" "); + } + + //draw image according to mode + for (i=0; i<size; i++) + { + c = buf[i]; + if ( c == '\n' ) + { + printf("\n"); + //set + for (j=0; j<posx; j++) + printf(" "); + x = 0; + y += 1; + //printf("asdasdsad\n"); + } else if ( c != '\n' ) + { + if ( (x < m_x ) && (y < m_y) ) + { + printf("%c",c); + } + x += 1; + } + } + ret = x&0x0000ffff | ((y&0x0000ffff)<<16); + //printf( "%08x\n", ret ); + } + break; + default: + printf("Unknown mode\n"); + } + + return ret; +} + + + diff --git a/libterm/print_utils.h b/libterm/print_utils.h new file mode 100644 index 0000000..6665262 --- /dev/null +++ b/libterm/print_utils.h @@ -0,0 +1,13 @@ +#ifndef __LIBTERM_PRINT_UTILS_H +#define __LIBTERM_PRINT_UTILS_H + +#include <stdio.h> +#include <stdlib.h> + +#include "screen_modes.h" +#include "term.h" + +int term_fprint( screen_mode_e, FILE* ); +int term_print( term_screen*, const char*, size_t, int, int ); + +#endif diff --git a/libterm/screen_modes.c b/libterm/screen_modes.c new file mode 100644 index 0000000..709b332 --- /dev/null +++ b/libterm/screen_modes.c @@ -0,0 +1,3 @@ +#include "screen_modes.h" + + diff --git a/libterm/screen_modes.h b/libterm/screen_modes.h new file mode 100644 index 0000000..73a66a6 --- /dev/null +++ b/libterm/screen_modes.h @@ -0,0 +1,15 @@ +#ifndef __LIBTERM_SCREEN_MODES_H +#define __LIBTERM_SCREEN_MODES_H + +typedef enum +{ + SCREEN_MODE_NONE=0, + SCREEN_MODE_80x24 +} screen_mode_e; + +typedef struct term_screen_mode +{ + screen_mode_e mode; +} term_screen_mode; + +#endif diff --git a/libterm/term.c b/libterm/term.c new file mode 100644 index 0000000..5d2a44f --- /dev/null +++ b/libterm/term.c @@ -0,0 +1,54 @@ +#include "term.h" + +int term_init_data( term_screen *term ) +{ + int ret=0; + + term->term_col = term_get_col(); + if (term->term_col == -1) ret = -1; + + term->term_row = term_get_row(); + if (term->term_row == -1) ret = -1; + + term->mode = SCREEN_MODE_80x24; + + return ret; +} + + +int term_get_col( ) +{ + int ret=-1; + int fret=-1; + + struct winsize w; + + + fret = ioctl(0, TIOCGWINSZ, &w ); + if ( fret == 0 ) + { + return w.ws_col; + } + + + return -1; +} + + +int term_get_row( ) +{ + int ret=-1; + int fret=-1; + + struct winsize w; + + + fret = ioctl(0, TIOCGWINSZ, &w ); + if ( fret == 0 ) + { + return w.ws_row; + } + + return -1; +} + diff --git a/libterm/term.h b/libterm/term.h new file mode 100644 index 0000000..4565571 --- /dev/null +++ b/libterm/term.h @@ -0,0 +1,22 @@ +#ifndef __LIBTERM_TERM_H +#define __LIBTERM_TERM_H + +#include <stdlib.h> +#include <stdio.h> +#include <string.h> + +#include <sys/ioctl.h> + +#include "screen_modes.h" + +typedef struct term_screen +{ + screen_mode_e mode; + int term_col, term_row; +} term_screen; + +int term_init_data( term_screen* ); +int term_get_col( ); +int term_get_row( ); + +#endif diff --git a/microbbs.c b/microbbs.c new file mode 100644 index 0000000..af22958 --- /dev/null +++ b/microbbs.c @@ -0,0 +1,51 @@ +#include <stdio.h> +#include <stdlib.h> + +#include "motd.h" +#include "libterm/term.h" + +int main( int argc, char **argv ) +{ + int ret_len; + + size_t str_size=128; + char *str=malloc(str_size); + + term_screen ts; + term_init_data( &ts ); + //printf("%d %d\n", ts.term_col, ts.term_row); + + bbs_motd( &ts, "art/motd.txt" ); + print_build_info(); + while ( strncmp( str, "q", 1 ) ) + { + printf("(M)otd (Q)uit (S)ysinfo (A)rticles: "); + ret_len = getline( &str, &str_size, stdin ); + if ( ret_len > 0) + { + switch ( str[0] ) + { + case 'm': + { + bbs_motd( &ts, "art/motd.txt" ); + } + break; + case 's': + { + bbs_sysinfo( &ts ); + } + break; + case 'a': + { + bbs_article( &ts, "article/post1.txt" ); + } + break; + case 'q': + break; + default: + printf("Unknow command\n"); + } + } + } + return 0; +} @@ -0,0 +1,52 @@ +#include "motd.h" + +int bbs_motd( term_screen *ts, const char *fname ) +{ + int posx=0, posy=0; + int i; + FILE *f = fopen( fname, "r" ); + if ( f == NULL ) + { + printf("Cannot open file %s\n", fname); + return -1; + } + + int ret; + const int buf_size=160; + char buf[buf_size]; + int x=0,y=0; + + if ( ts->term_row > 24 ) + { + posy = (ts->term_row-24)/2; + } + for (i=0;i<posy;i++) + printf("\n"); + ret = 1; + while ( ret > 0 ) + { + memset( buf, 0, buf_size ); + ret = fread( buf, 1, buf_size, f ); + if (ret > 0) + { + //printf("%d %d",x,y); + x = term_print( ts, buf, ret, x, y ); + y = (x&0xffff0000)>>16; + x = x&0x0000ffff; + } + } + fclose( f ); + + //printf("->posy=%d y=%d x=%d\n",posy,y,x); + //printf("-->%d\n",ts->term_row-posy-(24-y)); + for (i=0;i<(ts->term_row-posy-y);i++) + printf("\n"); + //for (i=0;i < ts->term_row-(ts->term_row-posy-24+y);i++) + // printf("\n"); + //printf("%d\n",i); + + //printf("%d %d %d\n",y,posy,ts->term_row); + + return 0; +} + @@ -0,0 +1,16 @@ +#ifndef __MICROBBS_MOTD_H +#define __MICROBBS_MOTD_H + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include "libterm/print_utils.h" +#include "libterm/term.h" + +//get file name +//calculate current termsize and then print motd in da middle +int bbs_motd( term_screen*, const char* ); + +#endif + diff --git a/sysinfo.c b/sysinfo.c new file mode 100644 index 0000000..7b12e2f --- /dev/null +++ b/sysinfo.c @@ -0,0 +1,11 @@ +#include "sysinfo.h" + +int bbs_sysinfo( term_screen *ts ) +{ + int ret=0; + + printf("BBS:MicroBBS\n"); + + return ret; +} + diff --git a/sysinfo.h b/sysinfo.h new file mode 100644 index 0000000..adbdec4 --- /dev/null +++ b/sysinfo.h @@ -0,0 +1,8 @@ +#ifndef __MICROBBS_SYSINFO_H +#define __MICROBBS_SYSINFO_H + +#include "libterm/term.h" + +int bbs_sysinfo( term_screen* ); + +#endif |