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62 lines
1.7 KiB
C
62 lines
1.7 KiB
C
#include "example-word-funcs-service.h"
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/* note: the implementations here only handle ascii characters--
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this is a tutorial about RPC,
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not utf8 encoding or unicode normalization */
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Example__WordFuncs_Service *example_word_funcs_service;
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static Example__WordFuncs_Service word_funcs_service;
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static void
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implement_uppercase (Example__WordFuncs_Service *service,
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const Example__Word *input,
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Example__Word_Closure closure,
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void *closure_data)
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{
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char *rv = strdup (input->word);
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Example__Word output = EXAMPLE__WORD__INIT;
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char *at;
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for (at = rv; *at; at++)
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if ('a' <= *at && *at <= 'z')
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*at -= ('a' - 'A');
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output.word = rv;
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closure (&output, closure_data);
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free (rv);
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}
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static void
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implement_lowercase (Example__WordFuncs_Service *service,
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const Example__Word *input,
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Example__Word_Closure closure,
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void *closure_data)
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{
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char *rv = strdup (input->word);
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Example__Word output = EXAMPLE__WORD__INIT;
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char *at;
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for (at = rv; *at; at++)
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if ('A' <= *at && *at <= 'Z')
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*at += ('a' - 'A');
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output.word = rv;
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closure (&output, closure_data);
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free (rv);
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}
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#if 0 /* you could consider an init function like this instead */
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void example_word_funcs_service_init (void)
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{
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example_word_funcs_service = &word_funcs_service;
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example__word_funcs__init (&word_funcs_service);
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word_funcs_service.uppercase = implement_uppercase;
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word_funcs_service.lowercase = implement_lowercase;
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}
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#endif
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/* TODO: provide a c99 example */
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Example__WordFuncs_Service example__word_funcs__service__global =
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{
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EXAMPLE__WORD_FUNCS__SERVICE__BASE_INIT,
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implement_uppercase,
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implement_lowercase
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};
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