mirror of
https://github.com/fish-shell/fish-shell
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139 lines
2.4 KiB
C
139 lines
2.4 KiB
C
#ifndef ENV_UNIVERSAL_COMMON_HH
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#define ENV_UNIVERSAL_COMMON_HH
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/**
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The set command
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*/
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#define SET_STR L"SET"
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/**
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The set_export command
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*/
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#define SET_EXPORT_STR L"SET_EXPORT"
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/**
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The erase command
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*/
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#define ERASE_STR L"ERASE"
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/**
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The barrier command
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*/
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#define BARRIER_STR L"BARRIER"
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/**
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The barrier_reply command
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*/
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#define BARRIER_REPLY_STR L"BARRIER_REPLY"
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/**
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The filename to use for univeral variables. The username is appended
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*/
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#define SOCK_FILENAME "fishd.socket."
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/**
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The different types of commands that can be sent between client/server
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*/
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enum
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{
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SET,
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SET_EXPORT,
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ERASE,
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BARRIER,
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BARRIER_REPLY,
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}
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;
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/**
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This struct represents a connection between a universal variable server/client
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*/
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typedef struct connection
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{
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/**
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The file descriptor this socket lives on
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*/
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int fd;
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/**
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Queue of onsent messages
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*/
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queue_t unsent;
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/**
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Set to one when this connection should be killed
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*/
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int killme;
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/**
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The state used for character conversions
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*/
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mbstate_t wstate;
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/**
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The input string. Input from the socket goes here. When a
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newline is encountered, the buffer is parsed and cleared.
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*/
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string_buffer_t input;
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/**
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Link to the next connection
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*/
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struct connection *next;
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}
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connection_t;
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/**
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A struct representing a message to be sent between client and server
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*/
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typedef struct
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{
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int count;
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char body[0];
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}
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message_t;
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/**
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Read all available messages on this connection
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*/
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void read_message( connection_t * );
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/**
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Send as many messages as possible without blocking to the connection
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*/
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void try_send_all( connection_t *c );
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/**
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Create a messge with the specified properties
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*/
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message_t *create_message( int type, const wchar_t *key, const wchar_t *val );
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/**
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Init the library
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*/
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void env_universal_common_init(void (*cb)(int type, const wchar_t *key, const wchar_t *val ) );
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/**
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Destroy library data
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*/
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void env_universal_common_destroy();
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/**
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Add all variable names to the specified list
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*/
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void env_universal_common_get_names( array_list_t *l,
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int show_exported,
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int show_unexported );
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/**
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Get the value of the variable with the specified name
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*/
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wchar_t *env_universal_common_get( const wchar_t *name );
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/**
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Get the export flag of the variable with the specified
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name. Returns 0 if the variable doesn't exist.
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*/
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int env_universal_common_get_export( const wchar_t *name );
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void enqueue_all( connection_t *c );
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#endif
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