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spandsp 0.0.6
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#include <v42bis.h>
Public Attributes | |
| int | v42bis_parm_p0 |
| Compression enabled. | |
| int | compression_mode |
| Compression mode. | |
| put_msg_func_t | handler |
| Callback function to handle output data. | |
| void * | user_data |
| An opaque pointer passed in calls to the data handler. | |
| int | max_output_len |
| The maximum amount to be passed to the data handler. | |
| int | transparent |
| TRUE if we are in transparent (i.e. uncompressable) mode. | |
| uint16_t | v42bis_parm_c1 |
| Next empty dictionary entry. | |
| uint16_t | v42bis_parm_c2 |
| Current codeword size. | |
| uint16_t | v42bis_parm_c3 |
| Threshold for codeword size change. | |
| uint16_t | update_at |
| The current update point in the dictionary. | |
| uint16_t | last_matched |
| The last entry matched in the dictionary. | |
| uint16_t | last_added |
| The last entry added to the dictionary. | |
| int | v42bis_parm_n2 |
| Total number of codewords in the dictionary. | |
| int | v42bis_parm_n7 |
| Maximum permitted string length. | |
| v42bis_dict_node_t | dict [V42BIS_MAX_CODEWORDS] |
| The dictionary. | |
| uint8_t | string [V42BIS_MAX_STRING_SIZE] |
| The octet string in progress. | |
| int | string_length |
| The current length of the octet string in progress. | |
| int | flushed_length |
| The amount of the octet string in progress which has already been flushed out of the buffer. | |
| uint16_t | compression_performance |
| Compression performance metric. | |
| uint32_t | bit_buffer |
| Outgoing bit buffer (compression), or incoming bit buffer (decompression) | |
| int | bit_count |
| Outgoing bit count (compression), or incoming bit count (decompression) | |
| uint8_t | output_buf [V42BIS_MAX_OUTPUT_LENGTH] |
| The output composition buffer. | |
| int | output_octet_count |
| The length of the contents of the output composition buffer. | |
| uint8_t | escape_code |
| The current value of the escape code. | |
| int | escaped |
| TRUE if we just hit an escape code, and are waiting for the following octet. | |
V.42bis compression or decompression. This defines the working state for a single instance of V.42bis compression or decompression.