#ifndef __DETECT_FLOWINT_H__ #define __DETECT_FLOWINT_H__ /** Flowint operations allowed */ enum { /** Changing integer values */ FLOWINT_MODIFIER_SET, FLOWINT_MODIFIER_ADD, FLOWINT_MODIFIER_SUB, /** Comparing integer values */ FLOWINT_MODIFIER_LT, FLOWINT_MODIFIER_LE, FLOWINT_MODIFIER_EQ, FLOWINT_MODIFIER_NE, FLOWINT_MODIFIER_GE, FLOWINT_MODIFIER_GT, /** Checking if a var isset (keyword isset)*/ FLOWINT_MODIFIER_IS, FLOWINT_MODIFIER_UNKNOWN }; /** The target can be a value, or another variable arleady declared */ enum { FLOWINT_TARGET_VAL, FLOWINT_TARGET_VAR, FLOWINT_TARGET_SELF, FLOWINT_TARGET_UNKNOWN }; /** If the target is another var, get the name and the idx */ typedef struct TargetVar_ { uint16_t idx; char *name; } TargetVar; /** Context data for flowint vars */ typedef struct DetectFlowintData_ { char *name; /* This is the main var we are going to use * against the target */ uint16_t idx; uint8_t modifier; /* The modifier/operation/condition we are * going to execute */ uint8_t targettype; union { uint32_t value; /* the target value */ TargetVar tvar; /* or the target var */ } target; } DetectFlowintData; /* prototypes */ void DetectFlowintRegister (void); #endif /* __DETECT_FLOWINT_H__ */