CN110365806A - Network address conversion method and device - Google Patents
Network address conversion method and device Download PDFInfo
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- CN110365806A CN110365806A CN201910492561.0A CN201910492561A CN110365806A CN 110365806 A CN110365806 A CN 110365806A CN 201910492561 A CN201910492561 A CN 201910492561A CN 110365806 A CN110365806 A CN 110365806A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/09—Mapping addresses
- H04L61/25—Mapping addresses of the same type
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2101/00—Indexing scheme associated with group H04L61/00
- H04L2101/60—Types of network addresses
- H04L2101/672—Short addresses
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Abstract
The present invention relates to network address conversion method and devices.This method comprises: doing Hash operation to long network address, H hashed values are obtained, H is more than or equal to 32；With preset order, M codes are chosen from hashed value every time, take n times, compared with the position the M code that n-th is chosen, in the position the M code that n times are chosen before an at least code is not included in (n+1)th position M code chosen, n is more than or equal to 1, M and is more than or equal to 6, N more than or equal to 8；The position the M chosen every time code is converted to 0~2MNumberical range in respective value；A character corresponding with respective value is obtained from preset characters group；The character string that will be made of the N number of character obtained, as the short network address output after the conversion of long network address.The technical solution can be such that the length of short network address fixes and unordered, reduce security risk；At least 64 can be obtained8(281,000,000,000,000) the short network address of kind combination, substantially reduces the collision rate between short network address；It can also realize resource multiplex, and save resource memory space.
Description
Technical field
The present invention relates to Internet technical field more particularly to a kind of network address conversion method and devices.
Background technique
Short network address refers to network address shorter in form, is usually calculated and is obtained according to original interminable long network address, and
For replacing original long network address, to be user-friendly for network address sharing.
However, the length of short network address is not fixed when obtaining short network address using existing method, the length of short network address can be with
The increase for the sequence of values being added in long network address and it is elongated, length is not fixed, moreover, obtain short network address it is orderly, exist not
The risk of safety；And a possibility that repeating between the short network address of difference of acquisition, is also higher.
Summary of the invention
The embodiment of the present invention provides network address conversion method and device.The technical solution is as follows:
According to a first aspect of the embodiments of the present invention, a kind of network address conversion method is provided, comprising: Hash fortune is done to long network address
It calculates, obtains H hashed values, H is the integer more than or equal to 32；With preset order, M are chosen from the hashed value every time
Code, takes n times altogether, wherein compared with the position the M code that n-th is chosen, an at least code does not include in the position the M code of (n+1)th selection
In the position the M code that preceding n times are chosen, n is the integer more than or equal to 1, and M is the integer more than or equal to 6, and N is more than or equal to 8
Integer；The position the M chosen every time code is converted to 0~2MNumberical range in respective value；It is obtained from preset characters group
A character corresponding with the respective value, wherein the preset characters group includes at least 2M+ 1 kinds of characters, and it is each
Character and described 0~2MNumberical range in a numerical value it is corresponding；By the character string as composed by the N number of character obtained,
As the short network address output after the long network address conversion.
Preferably, H of the hashed value indicates the byte arrays including H/8 element, the method also includes: from institute
Y element of selection in byte arrays is stated, Y is the integer more than or equal to 4；Y selected element is subjected to system number conversion,
Obtain hexadecimal character string；The hexadecimal character string is subjected to overturning processing, the character string after being overturn；It will
Character string after the overturning is initialized as X big integers, and X is the integer more than or equal to 32；It is described with preset order, often
It is secondary that M codes are chosen from the hashed value, n times are taken altogether, comprising: with preset order, are chosen from described X of big integer every time
M codes, take n times altogether.
Preferably, described with preset order when H is greater than or equal to 64, M codes are chosen from the hashed value every time,
N times are taken altogether, wherein compared with the position the M code that n-th is chosen, an at least code is not included in the position the M code of (n+1)th selection
In the position the M code that preceding n times are chosen, comprising: since the low level of the hashed value or a high position, M codes are continuously taken every time, take n times altogether,
Wherein, the last bit for the position the M code that n-th is chosen is adjacent with the initial bit of the position M code that (n+1)th time is chosen.
Preferably, the preset characters array is at least made of following character: " a "~" z ", " A "~" Z ", " 0 "~" 9 ",
"=", "-".
Preferably, using any hash function in MD5, MD4, SHA and CRC-32, Hash is carried out to the long network address
Operation.
According to a second aspect of the embodiments of the present invention, a kind of network address conversion equipment is provided, comprising: processing module, for pair
Long network address does Hash operation, obtains H hashed values, and H is greater than or equal to 32；First chooses module, is used for preset order, every time
M codes are chosen from the hashed value, take n times altogether, wherein compared with the position the M code that n-th is chosen, the position M of (n+1)th selection
In the position the M code that n times are chosen before an at least code is not included in code, n is integer more than or equal to 1, M for more than or equal to
6 integer, N are the integer more than or equal to 8；First conversion module, for the position the M chosen every time code to be converted to 0~2M's
Respective value in numberical range；Module is obtained, for obtaining one corresponding with the respective value from preset characters group
Character, wherein the preset characters group includes at least 2M+ 1 kinds of characters, and each character and described 0~2MNumberical range
In a numerical value it is corresponding；Output module, for by the character string as composed by the N number of character obtained, as the fourdrinier wire
Short network address output after the conversion of location.
Preferably, H of the hashed value indicates the byte arrays including H/8 element, described device further include: second
Module is chosen, for choosing Y element from the byte arrays, Y is the integer more than or equal to 4；Second conversion module is used
In Y selected element is carried out system number conversion, hexadecimal character string is obtained；Flip module is used for described ten
The character string of senary carries out overturning processing, the character string after being overturn；Third conversion module, for will be after the overturning
Character string is initialized as X big integers, and X is the integer more than or equal to 32；The first selection module further includes the first choosing
Submodule is taken, for M codes being chosen from described X of big integer every time, taking n times altogether with preset order.
Preferably, when H be greater than or equal to 64 when, it is described first choose module further include: second choose submodule, for from
The low level or a high position of the hashed value start, and continuously take M codes every time, take n times altogether, wherein the end for the position the M code that n-th is chosen
Position, it is adjacent with the initial bit of the position M code that (n+1)th time is chosen.
Preferably, the preset characters array is at least made of following character: " a "~" z ", " A "~" Z ", " 0 "~" 9 ",
"=", "-".
According to a third aspect of the embodiments of the present invention, a kind of network address conversion equipment is provided, comprising: processor；For storing
The memory of the processor-executable instruction；The processor is configured to executing the network address conversion that above-mentioned first aspect provides
Method.
The technical solution that the embodiment of the present invention provides can include the following benefits: by doing Hash fortune to long network address
It calculates, obtains H hashed values, H is the integer more than or equal to 32；With preset order, M are chosen from the hashed value every time
Code, takes n times altogether, wherein compared with the position the M code that n-th is chosen, an at least code does not include in the position the M code of (n+1)th selection
In the position the M code that preceding n times are chosen, n is the integer more than or equal to 1, and M is the integer more than or equal to 6, and N is more than or equal to 8
Integer；0~2 is converted by the position the M chosen every time codeMNumberical range in respective value；It is obtained from preset characters group
A character corresponding with the respective value, wherein the preset characters group includes at least 2M+ 1 kinds of characters, and it is each
Character and described 0~2MNumberical range in a numerical value it is corresponding；By the character string as composed by the N number of character obtained,
As the short network address after the long network address conversion；The length of short network address can be made to fix and unordered, reduce security risk；It can obtain
Obtain at least 648(281,000,000,000,000) the short network address of kind combination, substantially reduces the collision rate between short network address；And, it can also be ensured that phase
Same long network address can be mapped in the same short network address, and for internal usage scenario, resource multiplex both may be implemented, also
Resource memory space can be saved.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
It can the limitation present invention.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets implementation of the invention
Example, and be used to explain the principle of the present invention together with specification.
Fig. 1 is the flow chart of network address conversion method shown according to an exemplary embodiment.
Fig. 2 is the flow chart of network address conversion method shown according to an exemplary embodiment.
Fig. 3 is the flow chart of network address conversion method shown according to an exemplary embodiment.
Fig. 4 is the block diagram of network address conversion equipment shown according to an exemplary embodiment.
Fig. 5 is the block diagram of network address conversion equipment shown according to an exemplary embodiment.
Fig. 6 is the block diagram of network address conversion equipment shown according to an exemplary embodiment.
Fig. 7 is the block diagram of network address conversion equipment shown according to an exemplary embodiment.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistented with the present invention.On the contrary, they be only with it is such as appended
The example of device and method being described in detail in claims, some aspects of the invention are consistent.
Fig. 1 is a kind of flow chart of network address conversion method shown according to an exemplary embodiment, as shown in Figure 1, the net
Location conversion method includes the following steps 101-105:
In a step 101, Hash operation is done to long network address, obtains H hashed values, H is the integer more than or equal to 32.
Here, long network address is the long network address of character string type.It is exemplary, it can be using in MD5, MD4, SHA, CRC-32
Any hash function carries out Hash processing to long network address, to obtain the hashed value for including at least 32bit.
In a step 102, with preset order, M codes is chosen from the hashed value every time, take n times altogether, wherein with n-th
The position the M code of secondary selection is compared, in the position the M code that n times are chosen before an at least code is not included in the position the M code of (n+1)th selection,
N is the integer more than or equal to 1, and M is the integer more than or equal to 6, and N is the integer more than or equal to 8.
It is exemplary, it can be after obtaining at least hashed value of 32bit, according to bit sequences, each step-by-step obtains 6
Yard, an at least code was never acquired before being in 6 codes for taking 8 times, also, once obtaining altogether afterwards.After for example,
Have in 6 codes once obtained and be illustrated for being never acquired before 2 codes, when hashed value is
When " 001110101110 ... 101011100001 ", " 001110 " can be taken for the first time since a high position, then move to right two,
" 111010 " are taken for the second time, continues to move to right two later, takes " 101011 " for the third time, until taking 8 times.Here, when H is 32bit
When, in 6 codes once obtaining afterwards, can at least have and never be taken before 1 code, can have up to before 3 codes never
It was taken；When after 6 codes once obtaining in have 1 code before never taken it is out-of-date, it is at most 27 times desirable；When after primary acquisition
6 codes in have never taken before 3 codes it is out-of-date, it is at most 9 times desirable.
In step 103,0~2 is converted by the position the M chosen every time codeMNumberical range in respective value.
It is exemplary, the M code can be converted into decimal number after often selecting M codes, for example, when the position M taken out
Index value when code is " 001110 ", can be converted into decimal number " 14 ", and the numerical value being obtained as character.
At step 104, a character corresponding with the respective value is obtained from preset characters group, wherein described
Preset characters group includes at least 2M+ 1 kinds of characters, and each character and described 0~2MNumberical range in a numerical value phase
It is corresponding.
Here, since every m code can be converted into 0~2MNumberical range in number, in order to reduce touching for short network address
Rate is hit, needs to make 0~2MDigital scope in each numerical value corresponding to character it is different, so, the preset characters group is extremely
It less include 2M+ 1 different character.Exemplary, the preset characters array is at least made of following character: " a "~" z ", " A "
~" Z ", " 0 "~" 9 ", "=", "-".
In step 105, by the character string as composed by the N number of character obtained, as short after the long network address conversion
Network address output.
It is exemplary, when the character string successively obtained is " c ", " 9 ", " 2 ", " G ", "=", " 4 ", " j " and " E ", then export
Short network address be then " c92G=4jE ".
Here, network address conversion method described in above-mentioned steps 101-105, which is applicable to C, C++ etc., can carry out bit manipulation
In language environment.
In the present embodiment, long network address is handled by using hash function, obtains H hashed values, H is to be greater than or wait
In 32 integer；With preset order, M codes are chosen from the hashed value every time, take n times altogether, wherein the M chosen with n-th
Position code is compared, in the position the M code that n times are chosen before an at least code is not included in the position the M code of (n+1)th selection, n to be greater than or
Integer equal to 1, M are the integer more than or equal to 6, and N is the integer more than or equal to 8；It converts the position the M chosen every time code to
0~2MNumberical range in respective value；A character corresponding with the respective value is obtained from preset characters group,
In, the preset characters group includes at least 2M+ 1 kinds of characters, and each character and described 0~2MNumberical range in one
A numerical value is corresponding；By the character string as composed by the N number of character obtained, as the short network address after the long network address conversion；It can
So that the length of short network address is fixed and unordered, reduction security risk；At least 64 can be obtained8(281,000,000,000,000) the short net of kind combination
Location substantially reduces the collision rate between short network address；And, it can also be ensured that identical long network address may map to same short
In network address, for internal usage scenario, resource multiplex both may be implemented, moreover it is possible to save resource memory space.
Fig. 2 is a kind of flow chart of network address conversion method shown according to an exemplary embodiment, as shown in Fig. 2, above-mentioned
Network address conversion method further includes step 202-205, and step 102 may be performed that 206:
In step 201, Hash operation is done to long network address, obtains H hashed values, H is the integer more than or equal to 32, institute
Stating H hashed values indicates the byte arrays including H/8 element.
It is exemplary, when hashed value is 32, then it represents that the byte arrays comprising 4 elements；When hashed value is 64,
Then indicate the byte arrays comprising 8 elements.Here, a byte in an element representation byte arrays.
In step 202, Y element is chosen from the byte arrays, Y is the integer more than or equal to 4.
In step 203, Y selected element is subjected to system number conversion, obtains hexadecimal character string.
It is exemplary, it, can will be in 32 codes corresponding to 4 elements when choosing 4 elements from byte arrays
Every 4 codes are converted to a hexadecimal character, finally, obtain the hexadecimal string including 8 characters.
In step 204, the hexadecimal character string is subjected to overturning processing, the character string after being overturn.
Here it is possible to overturning processing be carried out using the method that any character string is overturn, for example, can be using overturning function
Reserse () is overturn.
In step 205, the character string after the overturning is initialized as to X big integers, X is more than or equal to 32
Integer.
Here, the character string after overturning is initialized as Biginteger.Here, extremely due to the hexadecimal character string
It is less 32, so, it can get at least 32 big integers after conversion.
Here, data storage is carried out since C Plus Plus environment generallys use little endian mode, Java language generallys use big end
Mode, by the way that the element chosen from byte arrays is converted to hexadecimal string, and by the hexadecimal string
It is initialized as big integer, the data stored with big end mode can be converted to the data stored with little endian mode, to make to count
It is consistent according to type.
In step 206, with preset order, M codes is chosen from described X of big integer every time, take n times altogether, wherein
Compared with the position the M code that n-th is chosen, the position M of n times selection before an at least code is not included in the position the M code of (n+1)th selection
In code, n is the integer more than or equal to 1, and M is the integer more than or equal to 6, and N is the integer more than or equal to 8.
In step 207, the position the M chosen every time code is converted to 0~2MNumberical range in respective value.
In a step 208, a character corresponding with the respective value is obtained from preset characters group, wherein described
Preset characters group includes at least 2M+ 1 kinds of characters, and each character and described 0~2MNumberical range in a numerical value phase
It is corresponding.
In step 209, by the character string as composed by the N number of character obtained, as short after the long network address conversion
Network address output.
In the present embodiment, by doing Hash operation to long network address, H hashed values are obtained, H is whole more than or equal to 32
Number, H of the hashed value indicate the byte arrays including H/8 element；Y element is chosen from the byte arrays, Y is
Integer more than or equal to 4；Y selected element is subjected to system number conversion, obtains hexadecimal character string；It will be described
Hexadecimal character string carries out overturning processing, the character string after being overturn；Character string after the overturning is initialized as X
The big integer of position, X are the integer more than or equal to 32；With preset order, M codes are chosen from described X of big integer every time,
N times are taken altogether, wherein compared with the position the M code that n-th is chosen, an at least code is not included in the position the M code of (n+1)th selection
In the position the M code that preceding n times are chosen, n is the integer more than or equal to 1, and M is the integer more than or equal to 6, and N is more than or equal to 8
Integer；The position the M chosen every time code is converted to 0~2MNumberical range in respective value；From preset characters group obtain with
The corresponding character of the respective value, wherein the preset characters group includes at least 2M+ 1 kinds of characters, and each word
Symbol and described 0~2MNumberical range in a numerical value it is corresponding；By the character string as composed by the N number of character obtained, make
For the short network address output after the long network address conversion；Can be realized in Java context length fix and it is unordered, collision rate is low
The conversion of short network address；It can also guarantee that identical long network address may map in the same short network address, field is used for inside
For scape, resource multiplex both may be implemented, moreover it is possible to save resource memory space.
Fig. 3 is a kind of flow chart of network address conversion method shown according to an exemplary embodiment, as shown in figure 3, step
102 can also be performed as 302:
In step 301, Hash operation is done to long network address, obtains H hashed values, H is greater than or equal to 64.
In step 302, since the low level of the hashed value or a high position, M codes are continuously taken every time, take n times altogether,
In, the last bit for the position the M code that n-th is chosen is adjacent with the initial bit of the position M code that (n+1)th time is chosen, and n is whole more than or equal to 1
Number, M are the integer more than or equal to 6, and N is the integer more than or equal to 8.
Here, since H is greater than or equal to 64, so, when only taking 8 times, can make latter 6 codes obtained is it
The preceding code never taken.It is exemplary, when H is 64, according to bit sequences, can first be taken since a high position for hashed value
It is 6 high, later, 6 are moved to right, takes this 6 moved to right；For example, when hashed value is " 001110101110 ... 101011100001 "
When, " 001110 " is first taken, then take " 101110 ".Here, when the code being never selected before the M position code chosen every time is,
It can make to be converted that obtained numerical value is more dispersed by the M position code chosen, and then make dispersion rate between the kinds of characters obtained more
Height, to keep the short network address obtained safer.
In step 303,0~2 is converted by the position the M chosen every time codeMNumberical range in respective value.
In step 304, a character corresponding with the respective value is obtained from preset characters group, wherein described
Preset characters group includes at least 2M+ 1 kinds of characters, and each character and described 0~2MNumberical range in a numerical value phase
It is corresponding.
In step 305, by the character string as composed by the N number of character obtained, as short after the long network address conversion
Network address output.
In the present embodiment, by doing Hash operation to long network address, H hashed values are obtained, H is greater than or equal to 64；From described
The low level or a high position of hashed value start, and continuously take M codes every time, take n times altogether, wherein the last bit for the position the M code that n-th is chosen, with
The initial bit of the position the M code of (n+1)th selection is adjacent, and n is the integer more than or equal to 1, and M is the integer more than or equal to 6, and N is
Integer more than or equal to 8；The position the M chosen every time code is converted to 0~2MNumberical range in respective value；From predetermined word
Fu Zuzhong obtains a character corresponding with the respective value, wherein the preset characters group includes at least 2M+ 1 difference
Character, and each character and described 0~2MNumberical range in a numerical value it is corresponding；By N number of character institute group by obtaining
At character string, as the short network address output after the long network address conversion；May be implemented length fix, be unordered, it is safe and collide
The conversion of the low short network address of rate；It can also guarantee that identical long network address may map in the same short network address, for inside
For usage scenario, resource multiplex both may be implemented, moreover it is possible to save resource memory space.
In another embodiment, above-mentioned steps 206 also may be performed that above-mentioned steps 302.
Fig. 4 is a kind of block diagram of network address conversion equipment shown according to an exemplary embodiment, which can be by soft
Part, hardware or both are implemented in combination with as some or all of of electronic equipment.As shown in figure 4, the network address conversion equipment
Include:
Processing module 401 obtains H hashed values, H is whole more than or equal to 32 for doing Hash operation to long network address
Number；First chooses module 402, for choosing M codes from the hashed value every time, taking n times altogether with preset order, wherein with
The position the M code that n-th is chosen is compared, the position the M code that n times are chosen before an at least code is not included in the position the M code of (n+1)th selection
In, n is the integer more than or equal to 1, and M is the integer more than or equal to 6, and N is the integer more than or equal to 8；First modulus of conversion
Block 403, for the position the M chosen every time code to be converted to 0~2MNumberical range in respective value；Module 404 is obtained, is used for
A character corresponding with the respective value is obtained from preset characters group, wherein the preset characters group includes at least 2M+
1 kinds of characters, and each character and described 0~2MNumberical range in a numerical value it is corresponding；Output module 405 is used
In by the character string as composed by the N number of character obtained, exported as the short network address after the long network address conversion.
As a kind of possible embodiment, Fig. 5 is a kind of network address conversion equipment shown according to an exemplary embodiment
Block diagram.As shown in figure 5, the network address conversion equipment can be configured to include the second selection module 406, the second conversion module
407, flip module 408 and third conversion module 409；And first selection module 402 can be additionally configured to include first select
Take submodule 4021；H of the hashed value indicates the byte arrays including H/8 element, in which:
Second chooses module 406, and for choosing Y element from the byte arrays, Y is the integer more than or equal to 4；
Second conversion module 407 obtains hexadecimal character string for Y selected element to be carried out system number conversion；Overturning
Module 408, for the hexadecimal character string to be carried out overturning processing, the character string after being overturn；Third modulus of conversion
Block 409, for the character string after the overturning to be initialized as to X big integers, X is the integer more than or equal to 32；And
First chooses submodule 4021, for M codes being chosen from described X of big integer every time, take n times altogether with preset orders,
In, compared with the position the M code that n-th is chosen, n times are chosen before an at least code is not included in the position the M code of (n+1)th selection
In M codes, n is the integer more than or equal to 1, and M is the integer more than or equal to 6, and N is the integer more than or equal to 8.
As a kind of possible embodiment, Fig. 6 is a kind of network address conversion equipment shown according to an exemplary embodiment
Block diagram.As shown in fig. 6, the first selection module 402 can be configured to include the second selection submodule 4022, for working as
When H is greater than or equal to 64, since the low level of the hashed value or a high position, M codes are continuously taken every time, take n times altogether, wherein n-th
The last bit of the position the M code of secondary selection is adjacent with the initial bit of the position M code that (n+1)th time is chosen.
About the device in above-described embodiment, plurality of module executes the concrete mode of operation in related this method
Embodiment in be described in detail, no detailed explanation will be given here.
Following is Installation practice provided by the invention, can be used for executing above method embodiment in the present invention.
Fig. 7 is a kind of block diagram of network address conversion equipment shown according to an exemplary embodiment, which is suitable for terminal
Equipment.For example, device 700 can be computer equipment.
Device 700 may include following one or more components: processing component 702, memory 704, power supply module 706,
Multimedia component 708, audio component 710, the interface 712 of input/output (I/O), sensor module 714 and communication component
716。
The integrated operation of the usual control device 700 of processing component 702, such as with display, telephone call, data communication, phase
Machine operation and record operate associated operation.Processing component 702 may include that one or more processors 720 refer to execute
It enables, to perform all or part of the steps of the methods described above.In addition, processing component 702 may include one or more modules, just
Interaction between processing component 702 and other assemblies.For example, processing component 702 may include multi-media module, it is more to facilitate
Interaction between media component 708 and processing component 702.
Memory 704 is configured as storing various types of data to support the operation in device 700.These data are shown
Example includes the instruction of any application or method for operating on device 700, contact data, and telephone book data disappears
Breath, picture, video etc..Memory 704 can be by any kind of volatibility or non-volatile memory device or their group
It closes and realizes, such as static random access memory (SRAM), electrically erasable programmable read-only memory (EEPROM) is erasable to compile
Journey read-only memory (EPROM), programmable read only memory (PROM), read-only memory (ROM), magnetic memory, flash
Device, disk or CD.
Power supply module 706 provides electric power for the various assemblies of device 700.Power supply module 706 may include power management dress
Set, one or more power supplys and other with for device 700 generate, manage, and distribute the associated component of electric power.
Multimedia component 708 includes the screen of one output interface of offer between described device 700 and user.One
In a little embodiments, screen may include liquid crystal display (LCD) and touch panel (TP).If screen includes touch panel, screen
Curtain may be implemented as touch screen, to receive input signal from the user.Touch panel includes one or more touch sensings
Device is to sense the gesture on touch, slide, and touch panel.The touch sensor can not only sense touch or sliding action
Boundary, but also detect duration and pressure associated with the touch or slide operation.In some embodiments, more matchmakers
Body component 708 includes a front camera and/or rear camera.When device 700 is in operation mode, such as screening-mode or
When video mode, front camera and/or rear camera can receive external multi-medium data.Each front camera and
Rear camera can be a fixed optical lens device or have focusing and optical zoom capabilities.
Audio component 710 is configured as output and/or input audio signal.For example, audio component 710 includes a Mike
Wind (MIC), when device 700 is in operation mode, when such as call mode, recording mode, and voice recognition mode, microphone is matched
It is set to reception external audio signal.The received audio signal can be further stored in memory 704 or via communication set
Part 716 is sent.In some embodiments, audio component 710 further includes a loudspeaker, is used for output audio signal.
I/O interface 712 provides interface between processing component 702 and peripheral interface module, and above-mentioned peripheral interface module can
To be keyboard, click wheel, button etc..These buttons may include, but are not limited to: home button, volume button, start button and lock
Determine button.
Sensor module 714 includes one or more sensors, and the state for providing many aspects for device 700 is commented
Estimate.For example, sensor module 714 can detecte the state that opens/closes of device 700, and the relative positioning of component, for example, it is described
Component is the display and keypad of device 700, and sensor module 714 can be with 700 1 components of detection device 700 or device
Position change, the existence or non-existence that user contacts with device 700,700 orientation of device or acceleration/deceleration and device 700
Temperature change.Sensor module 714 may include proximity sensor, be configured to detect without any physical contact
Presence of nearby objects.Sensor module 714 can also include optical sensor, such as CMOS or ccd image sensor, at
As being used in application.In some embodiments, which can also include acceleration transducer, gyro sensors
Device, Magnetic Sensor, pressure sensor or temperature sensor.
Communication component 716 is configured to facilitate the communication of wired or wireless way between device 700 and other equipment.Device
700 can access the wireless network based on communication standard, such as WiFi, 2G or 3G or their combination.In an exemplary implementation
In example, communication component 716 receives broadcast singal or broadcast related information from external broadcasting managing device via broadcast channel.
In one exemplary embodiment, the communication component 716 further includes near-field communication (NFC) module, to promote short range communication.Example
Such as, NFC module can be based on radio frequency identification (RFID) technology, Infrared Data Association (IrDA) technology, ultra wide band (UWB) technology,
Bluetooth (BT) technology and other technologies are realized.
In the exemplary embodiment, device 700 can be believed by one or more application specific integrated circuit (ASIC), number
Number processor (DSP), digital signal processing appts (DSPD), programmable logic device (PLD), field programmable gate array
(FPGA), controller, microcontroller, microprocessor or other electronic components are realized, for executing the above method.
In the exemplary embodiment, a kind of non-transitorycomputer readable storage medium including instruction, example are additionally provided
It such as include the memory 704 of instruction, above-metioned instruction can be executed by the processor 720 of device 700 to complete the above method.For example,
The non-transitorycomputer readable storage medium can be ROM, random access memory (RAM), CD-ROM, tape, floppy disk
With optical data storage devices etc..
A kind of computer readable storage medium is present embodiments provided, when the instruction in the storage medium is by device 700
Processor execute when perform the steps of
Hash processing is done to long network address, obtains H hashed values, H is the integer more than or equal to 32；With preset order, often
It is secondary that M codes are chosen from the hashed value, n times are taken altogether, wherein compared with the position the M code that n-th is chosen, the M of (n+1)th selection
In the position the M code that n times are chosen before an at least code is not included in the code of position, n is the integer more than or equal to 1, and M is to be greater than or wait
In 6 integer, N is the integer more than or equal to 8；The position the M chosen every time code is converted to 0~2MNumberical range in it is corresponding
Numerical value；A character corresponding with the respective value is obtained from preset characters group, wherein the preset characters group is at least wrapped
Include 2M+ 1 kinds of characters, and each character and described 0~2MNumberical range in a numerical value it is corresponding；By the N by obtaining
Character string composed by a character, as the short network address output after the long network address conversion.
H of the hashed value indicates the byte arrays including H/8 element, and the instruction in the storage medium is processed
Device can also perform the steps of the Y element of selection from the byte arrays when executing, Y is the integer more than or equal to 4；
Y selected element is subjected to system number conversion, obtains hexadecimal character string；By the hexadecimal character string into
Row overturning processing, the character string after being overturn；Character string after the overturning is initialized as to X big integers, X be greater than
Or the integer equal to 32；It is described with preset order, every time from the hashed value choose M codes, take n times altogether, comprising: with preset
Sequentially, M codes are chosen from described X of big integer every time, take n times altogether.
Instruction in the storage medium can also perform the steps of when being executed by processor from the low of the hashed value
Position or a high position start, and continuously take M codes every time, take n times altogether, wherein the last bit for the position the M code that n-th is chosen is selected with (n+1)th time
The initial bit of the position the M code taken is adjacent.
Instruction in the storage medium can also be performed the steps of when being executed by processor to the byte arrays into
The conversion of row memory module, obtains the byte arrays stored with preset mode；The Y element chosen in the byte arrays,
It include: to choose Y element from the byte arrays stored with preset mode.
The present embodiment additionally provides a kind of network address conversion equipment, comprising: processor；For storage processor executable instruction
Memory；Processor is configured as:
Hash operation is done to long network address, obtains H hashed values, H is the integer more than or equal to 32；With preset order, often
It is secondary that M codes are chosen from the hashed value, n times are taken altogether, wherein compared with the position the M code that n-th is chosen, the M of (n+1)th selection
In the position the M code that n times are chosen before an at least code is not included in the code of position, n is the integer more than or equal to 1, and M is to be greater than or wait
In 6 integer, N is the integer more than or equal to 8；The position the M chosen every time code is converted to 0~2MNumberical range in it is corresponding
Numerical value；A character corresponding with the respective value is obtained from preset characters group, wherein the preset characters group is at least wrapped
Include 2M+ 1 kinds of characters, and each character and described 0~2MNumberical range in a numerical value it is corresponding；By the N by obtaining
Character string composed by a character, as the short network address output after the long network address conversion.
In one embodiment, H of the hashed value indicates the byte arrays including H/8 element, and processor may be used also
To be configured as: choosing Y element from the byte arrays, Y is the integer more than or equal to 4；By Y selected element
System number conversion is carried out, hexadecimal character string is obtained；The hexadecimal character string is subjected to overturning processing, is turned over
Character string after turning；Character string after the overturning is initialized as to X big integers, X is the integer more than or equal to 32；Institute
It states with preset order, chooses M codes from the hashed value every time, take n times altogether, comprising: with preset order, every time from the X
M codes are chosen in the big integer of position, take n times altogether.
In one embodiment, processor can be additionally configured to: when H is greater than or equal to 64, from the hashed value
Low level or a high position start, and continuously take M codes every time, take n times altogether, wherein the last bit for the position the M code that n-th is chosen, with (n+1)th time
The initial bit of the position the M code of selection is adjacent.
Those skilled in the art after considering the specification and implementing the invention disclosed here, will readily occur to of the invention its
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the invention, these modifications, purposes or
Person's adaptive change follows general principle of the invention and including the undocumented common knowledge in the art of the present invention
Or conventional techniques.The description and examples are only to be considered as illustrative, and true scope and spirit of the invention are by following
Claim is pointed out.
It should be understood that the present invention is not limited to the precise structure already described above and shown in the accompanying drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present invention is limited only by the attached claims.
Claims (10)
1. a kind of network address conversion method characterized by comprising
Hash operation is done to long network address, obtains H hashed values, H is the integer more than or equal to 32；
With preset order, M codes are chosen from the hashed value every time, take n times altogether, wherein the position the M code phase chosen with n-th
Than in the position the M code that n times are chosen before an at least code is not included in the position the M code of (n+1)th selection, n is more than or equal to 1
Integer, M is integer more than or equal to 6, and N is the integer more than or equal to 8；
The position the M chosen every time code is converted to 0~2MNumberical range in respective value；
A character corresponding with the respective value is obtained from preset characters group, wherein the preset characters group is at least wrapped
Include 2M+ 1 kinds of characters, and each character and described 0~2MNumberical range in a numerical value it is corresponding；
By the character string as composed by the N number of character obtained, as the short network address output after the long network address conversion.
2. network address conversion method according to claim 1, which is characterized in that H of the hashed value indicates to include H/8
The byte arrays of element, the method also includes:
Y element is chosen from the byte arrays, Y is the integer more than or equal to 4；
Y selected element is subjected to system number conversion, obtains hexadecimal character string；
The hexadecimal character string is subjected to overturning processing, the character string after being overturn；
Character string after the overturning is initialized as to X big integers, X is the integer more than or equal to 32；
It is described with preset order, every time from the hashed value choose M codes, take n times altogether, comprising:
With preset order, M codes are chosen from described X of big integer every time, take n times altogether.
3. network address conversion method according to claim 1, which is characterized in that described with default when H is greater than or equal to 64
Sequentially, M codes are chosen from the hashed value every time, take n times altogether, wherein compared with the position the M code that n-th is chosen, (n+1)th time
In the position the M code that n times are chosen before an at least code is not included in the position the M code of selection, comprising:
Since the low level of the hashed value or a high position, M codes are continuously taken every time, take n times altogether, wherein the position M that n-th is chosen
The last bit of code is adjacent with the initial bit of the position M code that (n+1)th time is chosen.
4. network address conversion method according to claim 1, which is characterized in that the preset characters array is at least by with lower word
Symbol composition: " a "~" z ", " A "~" Z ", " 0 "~" 9 ", "=", "-".
5. network address conversion method according to claim 1, which is characterized in that using in MD5, MD4, SHA and CRC-32
Any hash function carries out Hash operation to the long network address.
6. a kind of network address conversion equipment characterized by comprising
Processing module obtains H hashed values, H is the integer more than or equal to 32 for doing Hash operation to long network address；
First chooses module, for preset order, chooses M codes from the hashed value every time, takes n times altogether, wherein with the
The position the M code that n times are chosen is compared, the position the M code that n times are chosen before an at least code is not included in the position the M code of (n+1)th selection
In, n is the integer more than or equal to 1, and M is the integer more than or equal to 6, and N is the integer more than or equal to 8；
First conversion module, for the position the M chosen every time code to be converted to 0~2MNumberical range in respective value；
Module is obtained, for obtaining a character corresponding with the respective value from preset characters group, wherein described default
Character group includes at least 2M+ 1 kinds of characters, and each character and described 0~2MNumberical range in a numerical value it is opposite
It answers；
Output module, for the short network address by the character string as composed by the N number of character obtained, after being converted as the long network address
Output.
7. network address conversion equipment according to claim 6, which is characterized in that H of the hashed value indicates to include H/8
The byte arrays of element, described device further include:
Second chooses module, and for choosing Y element from the byte arrays, Y is the integer more than or equal to 4；
Second conversion module obtains hexadecimal character string for Y selected element to be carried out system number conversion；
Flip module, for the hexadecimal character string to be carried out overturning processing, the character string after being overturn；
Third conversion module, for the character string after the overturning to be initialized as to X big integers, X is more than or equal to 32
Integer；
The first selection module further includes the first selection submodule, is used for preset order, every time from described X of big integer
M codes of middle selection, take n times altogether.
8. network address conversion equipment according to claim 6, which is characterized in that when H is greater than or equal to 64, first choosing
Modulus block further include:
Second chooses submodule, for continuously taking M codes every time, taking n times altogether since the low level of the hashed value or a high position,
Wherein, the last bit for the position the M code that n-th is chosen is adjacent with the initial bit of the position M code that (n+1)th time is chosen.
9. network address conversion equipment according to claim 6, which is characterized in that the preset characters array is at least by with lower word
Symbol composition: " a "~" z ", " A "~" Z ", " 0 "~" 9 ", "=", "-".
10. a kind of network address conversion equipment characterized by comprising
Processor；
For storing the memory of the processor-executable instruction；
The processor is configured to executing the described in any item network address conversion methods of the claims 1-5.
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