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Diffstat (limited to 'monitor/tbcp.c')
| -rw-r--r-- | monitor/tbcp.c | 283 |
1 files changed, 283 insertions, 0 deletions
diff --git a/monitor/tbcp.c b/monitor/tbcp.c new file mode 100644 index 000000000..400e1ce0b --- /dev/null +++ b/monitor/tbcp.c @@ -0,0 +1,283 @@ +/* + * "$Id: tbcp.c 5087 2006-02-07 03:43:29Z mike $" + * + * TBCP port monitor for the Common UNIX Printing System (CUPS). + * + * Copyright 1993-2006 by Easy Software Products. + * + * These coded instructions, statements, and computer programs are the + * property of Easy Software Products and are protected by Federal + * copyright law. Distribution and use rights are outlined in the file + * "LICENSE.txt" which should have been included with this file. If this + * file is missing or damaged please contact Easy Software Products + * at: + * + * Attn: CUPS Licensing Information + * Easy Software Products + * 44141 Airport View Drive, Suite 204 + * Hollywood, Maryland 20636 USA + * + * Voice: (301) 373-9600 + * EMail: cups-info@cups.org + * WWW: http://www.cups.org + * + * This file is subject to the Apple OS-Developed Software exception. + * + * Contents: + * + * main() - Main entry... + * psgets() - Get a line from a file. + * pswrite() - Write data from a file. + */ + +/* + * Include necessary headers... + */ + +#include <cups/string.h> +#include <cups/cups.h> + + +/* + * Local functions... + */ + +static char *psgets(char *buf, size_t *bytes, FILE *fp); +static size_t pswrite(const char *buf, size_t bytes, FILE *fp); + + +/* + * 'main()' - Main entry... + */ + +int /* O - Exit status */ +main(int argc, /* I - Number of command-line args */ + char *argv[]) /* I - Command-line arguments */ +{ + FILE *fp; /* File to print */ + int copies; /* Number of copies left */ + char line[1024]; /* Line/buffer from stream/file */ + size_t linelen; /* Length of line */ + + + /* + * Check command-line... + */ + + if (argc < 6 || argc > 7) + { + fputs("ERROR: tbcp job-id user title copies options [file]\n", stderr); + return (1); + } + + if (argc == 6) + { + copies = 1; + fp = stdin; + } + else + { + copies = atoi(argv[4]); + fp = fopen(argv[6], "rb"); + + if (!fp) + { + perror(argv[6]); + return (1); + } + } + + /* + * Copy the print file to stdout... + */ + + while (copies > 0) + { + copies --; + + /* + * Read the first line... + */ + + linelen = sizeof(line); + if (psgets(line, &linelen, fp) == NULL) + { + fputs("ERROR: Empty print file!\n", stderr); + return (1); + } + + /* + * Handle leading PJL fun... + */ + + if (!strncmp(line, "\033%-12345X", 9) || !strncmp(line, "@PJL ", 5)) + { + /* + * Yup, we have leading PJL fun, so copy it until we hit a line + * with "ENTER LANGUAGE"... + */ + + while (strstr(line, "ENTER LANGUAGE") == NULL) + { + fwrite(line, 1, linelen, stdout); + + linelen = sizeof(line); + if (psgets(line, &linelen, fp) == NULL) + break; + } + } + else + { + /* + * No PJL stuff, add it... + */ + + puts("\033%-12345X@PJL"); + puts("@PJL ENTER LANGUAGE = POSTSCRIPT"); + } + + /* + * Switch to TBCP mode... + */ + + fputs("\001M", stdout); + + /* + * Loop until we see end-of-file... + */ + + while (pswrite(line, linelen, stdout) > 0) + { + linelen = sizeof(line); + if (psgets(line, &linelen, fp) == NULL) + break; + } + + fflush(stdout); + } + + return (0); +} + + +/* + * 'psgets()' - Get a line from a file. + * + * Note: + * + * This function differs from the gets() function in that it + * handles any combination of CR, LF, or CR LF to end input + * lines. + */ + +static char * /* O - String or NULL if EOF */ +psgets(char *buf, /* I - Buffer to read into */ + size_t *bytes, /* IO - Length of buffer */ + FILE *fp) /* I - File to read from */ +{ + char *bufptr; /* Pointer into buffer */ + int ch; /* Character from file */ + size_t len; /* Max length of string */ + + + len = *bytes - 1; + bufptr = buf; + ch = EOF; + + while ((bufptr - buf) < len) + { + if ((ch = getc(fp)) == EOF) + break; + + if (ch == '\r') + { + /* + * Got a CR; see if there is a LF as well... + */ + + ch = getc(fp); + + if (ch != EOF && ch != '\n') + { + ungetc(ch, fp); /* Nope, save it for later... */ + ch = '\r'; + } + else + *bufptr++ = '\r'; + break; + } + else if (ch == '\n') + break; + else + *bufptr++ = ch; + } + + /* + * Add a trailing newline if it is there... + */ + + if (ch == '\n' || ch == '\r') + { + if ((bufptr - buf) < len) + *bufptr++ = ch; + else + ungetc(ch, fp); + } + + /* + * Nul-terminate the string and return it (or NULL for EOF). + */ + + *bufptr = '\0'; + *bytes = bufptr - buf; + + if (ch == EOF && bufptr == buf) + return (NULL); + else + return (buf); +} + + +/* + * 'pswrite()' - Write data from a file. + */ + +static size_t /* O - Number of bytes written */ +pswrite(const char *buf, /* I - Buffer to write */ + size_t bytes, /* I - Bytes to write */ + FILE *fp) /* I - File to write to */ +{ + size_t count; /* Remaining bytes */ + + + for (count = bytes; count > 0; count --, buf ++) + switch (*buf) + { + case 0x01 : /* CTRL-A */ + case 0x03 : /* CTRL-C */ + case 0x04 : /* CTRL-D */ + case 0x05 : /* CTRL-E */ + case 0x11 : /* CTRL-Q */ + case 0x13 : /* CTRL-S */ + case 0x14 : /* CTRL-T */ + case 0x1b : /* CTRL-[ (aka ESC) */ + case 0x1c : /* CTRL-\ */ + if (putchar(0x01) < 0) + return (-1); + if (putchar(*buf ^ 0x40) < 0) + return (-1); + break; + + default : + if (putchar(*buf) < 0) + return (-1); + break; + } + + return (bytes); +} + + +/* + * End of "$Id: tbcp.c 5087 2006-02-07 03:43:29Z mike $". + */ |