libcacard: replace copy_string with strndup
copy_string reimplements strndup, this commit removes it and replaces all copy_string uses with strndup. Signed-off-by: Christophe Fergeau <cfergeau@redhat.com> Reviewed-by: Alon Levy <alevy@redhat.com>
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@ -1055,17 +1055,6 @@ vcard_emul_replay_insertion_events(void)
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/*
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* Silly little functions to help parsing our argument string
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*/
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static char *
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copy_string(const char *str, int str_len)
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{
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char *new_str;
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new_str = qemu_malloc(str_len+1);
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memcpy(new_str, str, str_len);
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new_str[str_len] = 0;
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return new_str;
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}
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static int
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count_tokens(const char *str, char token, char token_end)
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{
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@ -1184,18 +1173,18 @@ vcard_emul_options(const char *args)
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}
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opts->vreader = vreaderOpt;
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vreaderOpt = &vreaderOpt[opts->vreader_count];
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vreaderOpt->name = copy_string(name, name_length);
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vreaderOpt->vname = copy_string(vname, vname_length);
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vreaderOpt->name = qemu_strndup(name, name_length);
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vreaderOpt->vname = qemu_strndup(vname, vname_length);
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vreaderOpt->card_type = type;
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vreaderOpt->type_params =
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copy_string(type_params, type_params_length);
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qemu_strndup(type_params, type_params_length);
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count = count_tokens(args, ',', ')') + 1;
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vreaderOpt->cert_count = count;
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vreaderOpt->cert_name = (char **)qemu_malloc(count*sizeof(char *));
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for (i = 0; i < count; i++) {
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const char *cert = args;
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args = strpbrk(args, ",)");
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vreaderOpt->cert_name[i] = copy_string(cert, args - cert);
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vreaderOpt->cert_name[i] = qemu_strndup(cert, args - cert);
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args = strip(args+1);
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}
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if (*args == ')') {
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@ -1222,7 +1211,7 @@ vcard_emul_options(const char *args)
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args = strip(args+10);
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params = args;
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args = find_blank(args);
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opts->hw_type_params = copy_string(params, args-params);
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opts->hw_type_params = qemu_strndup(params, args-params);
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/* db="/data/base/path" */
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} else if (strncmp(args, "db=", 3) == 0) {
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const char *db;
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@ -1233,7 +1222,7 @@ vcard_emul_options(const char *args)
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args++;
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db = args;
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args = strpbrk(args, "\"\n");
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opts->nss_db = copy_string(db, args-db);
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opts->nss_db = qemu_strndup(db, args-db);
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if (*args != 0) {
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args++;
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}
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