/[rdesktop]/sourceforge.net/trunk/rdesktop/printer.c
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Diff of /sourceforge.net/trunk/rdesktop/printer.c

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revision 432 by matthewc, Tue Jul 1 09:31:25 2003 UTC revision 569 by n-ki, Wed Jan 21 14:40:40 2004 UTC
# Line 1  Line 1 
1    #define MAX_PRINTERS    5
2    
3  #include "rdesktop.h"  #include "rdesktop.h"
4    
5  FILE *printer_fp;  extern RDPDR_DEVICE g_rdpdr_device[];
6    
7    PRINTER * get_printer_data(HANDLE handle)
8    {
9            int index;
10    
11            for (index = 0; index < RDPDR_MAX_DEVICES; index++)
12            {
13                    if (handle == g_rdpdr_device[index].handle)
14                            return (PRINTER *) g_rdpdr_device[index].pdevice_data;
15            }
16            return NULL;
17    }
18    
19    int
20    printer_enum_devices(int *id, char *optarg)
21    {
22            PRINTER *pprinter_data;
23    
24            char *pos = optarg;
25            char *pos2;
26            int count = 0;
27            int already = 0;
28    
29            // we need to know how many printers we've already set up
30            // supplied from other -r flags than this one.
31            while (count < *id)
32            {
33                    if (g_rdpdr_device[count].device_type == DEVICE_TYPE_PRINTER)
34                            already++;
35                    count++;
36            }
37    
38            count = 0;
39    
40            if (*optarg == ':')
41                    optarg++;
42    
43            while ((pos = next_arg(optarg, ',')) && *id < RDPDR_MAX_DEVICES)
44            {
45                    pprinter_data = (PRINTER *) xmalloc(sizeof(PRINTER));
46    
47                    strcpy(g_rdpdr_device[*id].name, "PRN");
48                    strcat(g_rdpdr_device[*id].name, ltoa(already + count + 1, 10));
49    
50                    /* first printer is set as default printer */
51                    if ((already + count) == 0)
52                            pprinter_data->default_printer = True;
53                    else
54                            pprinter_data->default_printer = False;
55    
56                    pos2 = next_arg(optarg, ':');
57                    if (*optarg == (char) 0x00)
58                            pprinter_data->printer = "mydeskjet";   /* set default */
59                    else
60                    {
61                            pprinter_data->printer = xmalloc(strlen(optarg) + 1);
62                            strcpy(pprinter_data->printer, optarg);
63                    }
64    
65                    if (!pos2 || (*pos2 == (char) 0x00))
66                            pprinter_data->driver = "HP LaserJet IIIP";     /* no printer driver supplied set default */
67                    else
68                    {
69                            pprinter_data->driver = xmalloc(strlen(pos2) + 1);
70                            strcpy(pprinter_data->driver, pos2);
71                    }
72    
73                    printf("PRINTER %s to %s driver %s\n", g_rdpdr_device[*id].name,
74                           pprinter_data->printer, pprinter_data->driver);
75                    g_rdpdr_device[*id].device_type = DEVICE_TYPE_PRINTER;
76                    g_rdpdr_device[*id].pdevice_data = (void *) pprinter_data;
77                    count++;
78                    (*id)++;
79    
80                    optarg = pos;
81            }
82            return count;
83    }
84    
85  static NTSTATUS  static NTSTATUS
86  printer_create(HANDLE *handle)  printer_create(uint32 device_id, uint32 access, uint32 share_mode, uint32 disposition, uint32 flags,
87                   char *filename, HANDLE * handle)
88  {  {
89          printer_fp = popen("lpr", "w");          char cmd[256];
90          *handle = 0;          PRINTER *pprinter_data;
91    
92            pprinter_data = (PRINTER *) g_rdpdr_device[device_id].pdevice_data;
93    
94            /* default printer name use default printer queue as well in unix */
95            if (pprinter_data->printer == "mydeskjet")
96            {
97                    pprinter_data->printer_fp = popen("lpr", "w");
98            }
99            else
100            {
101                    sprintf(cmd, "lpr -P %s", pprinter_data->printer);
102                    pprinter_data->printer_fp = popen(cmd, "w");
103            }
104    
105            g_rdpdr_device[device_id].handle = pprinter_data->printer_fp->_fileno;
106            *handle = g_rdpdr_device[device_id].handle;
107          return STATUS_SUCCESS;          return STATUS_SUCCESS;
108  }  }
109    
110  static NTSTATUS  static NTSTATUS
111  printer_close(HANDLE handle)  printer_close(HANDLE handle)
112  {  {
113          pclose(printer_fp);          PRINTER *pprinter_data;
114    
115            pprinter_data = get_printer_data(handle);
116    
117            g_rdpdr_device[get_device_index(handle)].handle = 0;
118    
119            pclose(pprinter_data->printer_fp);
120    
121          return STATUS_SUCCESS;          return STATUS_SUCCESS;
122  }  }
123    
124  static NTSTATUS  static NTSTATUS
125  printer_write(HANDLE handle, uint8 *data, uint32 length, uint32 *result)  printer_write(HANDLE handle, uint8 * data, uint32 length, uint32 offset, uint32 * result)
126  {  {
127          *result = fwrite(data, 1, length, printer_fp);          PRINTER *pprinter_data;
128    
129            pprinter_data = get_printer_data(handle);
130            *result = length * fwrite(data, length, 1, pprinter_data->printer_fp);
131    
132            if (ferror(pprinter_data->printer_fp))
133            {
134                    *result = 0;
135                    return STATUS_INVALID_HANDLE;
136            }
137          return STATUS_SUCCESS;          return STATUS_SUCCESS;
138  }  }
139    
140  DEVICE_FNS printer_fns =  DEVICE_FNS printer_fns = {
 {  
141          printer_create,          printer_create,
142          printer_close,          printer_close,
143          NULL, /* read */          NULL,                   /* read */
144          printer_write,          printer_write,
145          NULL /* device_control */          NULL                    /* device_control */
146  };  };
   
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