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author | Guillaume Cottenceau <gc@mandriva.com> | 2001-05-14 13:47:49 +0000 |
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committer | Guillaume Cottenceau <gc@mandriva.com> | 2001-05-14 13:47:49 +0000 |
commit | f15aa3a552022743398a652165d76bf912c715e5 (patch) | |
tree | b58f8b4c47fc571fbb498d83a4bd4fca226ac6c4 /mdk-stage1/dietlibc/libcruft/getpass.c | |
parent | 189b01c358a1181ddc951adba97a0258d5fc2cf1 (diff) | |
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Initial revision
Diffstat (limited to 'mdk-stage1/dietlibc/libcruft/getpass.c')
-rw-r--r-- | mdk-stage1/dietlibc/libcruft/getpass.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/libcruft/getpass.c b/mdk-stage1/dietlibc/libcruft/getpass.c new file mode 100644 index 000000000..3da7cd2b3 --- /dev/null +++ b/mdk-stage1/dietlibc/libcruft/getpass.c @@ -0,0 +1,40 @@ +#include <termios.h> +#include <unistd.h> +#include <limits.h> +#include <fcntl.h> +#include <string.h> + +char *getpass(const char* prompt) { + struct termios old,tmp; + int out,in=open("/dev/tty",O_RDWR); + int doclose=(in>=0); + static char buf[PASS_MAX]; + if (doclose) { in=0; out=2; } else out=in; + if (!tcgetattr(in,&old)) { + tmp=old; + tmp.c_lflag &= ~(ECHO|ISIG); + tcsetattr(in,TCSAFLUSH,&tmp); + } + write(out,prompt,strlen(prompt)); + { + int nread,ofs=0; + for (;;) { + nread=read(in,buf+ofs,PASS_MAX-ofs); + if (nread<0) { + buf[ofs]=0; + break; + } else if (ofs+nread>=PASS_MAX) { + buf[PASS_MAX-1]=0; + break; + } else if (buf[ofs+nread-1]=='\n') { + buf[ofs+nread-1]=0; + break; + } + ofs+=nread; + } + write(out,"\n",1); + } + tcsetattr(in,TCSAFLUSH,&old); + if (doclose) close(in); + return buf; +} |