1 files changed, 115 insertions, 0 deletions
diff --git a/cups-snmp-quirks.patch b/cups-snmp-quirks.patch
new file mode 100644
index 0000000..fdc7cc5
--- /dev/null
+++ b/cups-snmp-quirks.patch
@@ -0,0 +1,115 @@
+diff -up cups-1.5b1/backend/snmp-supplies.c.snmp-quirks cups-1.5b1/backend/snmp-supplies.c
+--- cups-1.5b1/backend/snmp-supplies.c.snmp-quirks	2011-05-20 05:49:49.000000000 +0200
++++ cups-1.5b1/backend/snmp-supplies.c	2011-05-24 17:15:55.000000000 +0200
+@@ -47,6 +47,13 @@
+ 
+ 
+ /*
++ * Printer quirks...
++ */
++
++#define QUIRK_CAPACITY	(1<<0)
++
++
++/*
+  * Local structures...
+  */
+ 
+@@ -66,6 +73,12 @@ typedef struct				/**** Printer state ta
+   const char	*keyword;		/* IPP printer-state-reasons keyword */
+ } backend_state_t;
+ 
++typedef struct				/**** Quirk names table ****/
++{
++  int		bit;			/* Quirk bit */
++  const char	*keyword;		/* cupsSNMPQuirks keyword */
++} quirk_name_t;
++
+ 
+ /*
+  * Local globals...
+@@ -77,6 +90,7 @@ static int		current_state = -1;
+ static int		charset = -1;	/* Character set for supply names */
+ static int		num_supplies = 0;
+ 					/* Number of supplies found */
++static int		quirks = 0;	/* Printer quirks */
+ static backend_supplies_t supplies[CUPS_MAX_SUPPLIES];
+ 					/* Supply information */
+ static int		supply_state = -1;
+@@ -176,6 +190,15 @@ static const backend_state_t const suppl
+ 			  { CUPS_TONER_EMPTY, "toner-empty-warning" }
+ 			};
+ 
++static const quirk_name_t const quirk_names[] =
++			{
++			 /*
++			  * The prtMarkerSuppliesLevel values are
++			  * percentages, not levels relative to the
++			  * stated capacity.
++			  */
++			  { QUIRK_CAPACITY, "capacity" }
++			};
+ 
+ /*
+  * Local functions...
+@@ -229,6 +252,9 @@ backendSNMPSupplies(
+ 
+     for (i = 0, ptr = value; i < num_supplies; i ++, ptr += strlen(ptr))
+     {
++      if (quirks & QUIRK_CAPACITY)
++	supplies[i].max_capacity = 100;
++
+       if (supplies[i].max_capacity > 0)
+ 	percent = 100 * supplies[i].level / supplies[i].max_capacity;
+       else
+@@ -401,6 +427,7 @@ backend_init_supplies(
+     http_addr_t *addr)			/* I - Printer address */
+ {
+   int		i,			/* Looping var */
++		len,			/* Quirk name length */
+ 		type;			/* Current marker type */
+   cups_file_t	*cachefile;		/* Cache file */
+   const char	*cachedir;		/* CUPS_CACHEDIR value */
+@@ -462,6 +489,7 @@ backend_init_supplies(
+   current_state = -1;
+   num_supplies  = -1;
+   charset       = -1;
++  quirks	= 0;
+ 
+   memset(supplies, 0, sizeof(supplies));
+ 
+@@ -477,6 +505,34 @@ backend_init_supplies(
+     return;
+   }
+ 
++  if (ppd &&
++      (ppdattr = ppdFindAttr(ppd, "cupsSNMPQuirks", NULL)) != NULL &&
++      ppdattr->value)
++  {
++    ptr = ppdattr->value;
++    while (*ptr != '\0')
++    {
++     /*
++      * Match keyword against quirk_names table.
++      */
++
++      for (i = 0; i < sizeof (quirk_names) / sizeof (quirk_names[0]); i++)
++      {
++	len = strlen (quirk_names[i].keyword);
++	if (!strncmp (ptr, quirk_names[i].keyword, len) &&
++	    (ptr[len] == '\0' || ptr[len] == ' '))
++	  quirks |= quirk_names[i].bit;
++      }
++
++     /*
++      * Advance to next keyword.
++      */
++
++      ptr += strcspn (ptr, " ");
++      ptr += strspn (ptr, " ");
++    }
++  }
++
+   ppdClose(ppd);
+ 
+  /*