diff options
Diffstat (limited to 'pigeonhole/src/lib-sieve/plugins/special-use')
7 files changed, 1697 insertions, 0 deletions
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a/pigeonhole/src/lib-sieve/plugins/special-use/ext-special-use-common.c b/pigeonhole/src/lib-sieve/plugins/special-use/ext-special-use-common.c new file mode 100644 index 0000000..fcaf1b5 --- /dev/null +++ b/pigeonhole/src/lib-sieve/plugins/special-use/ext-special-use-common.c @@ -0,0 +1,31 @@ +/* Copyright (c) 2019 Pigeonhole authors, see the included COPYING file */ + +#include "lib.h" +#include "imap-arg.h" + +#include "ext-special-use-common.h" + +bool ext_special_use_flag_valid(const char *flag) +{ + const char *p = flag; + + /* RFC 6154, Section 6: + + use-attr = "\All" / "\Archive" / "\Drafts" / "\Flagged" / + "\Junk" / "\Sent" / "\Trash" / use-attr-ext + use-attr-ext = "\" atom + */ + + /* "\" */ + if (*p != '\\') + return FALSE; + p++; + + /* atom */ + for (; *p != '\0'; p++) { + if (!IS_ATOM_CHAR(*p)) + return FALSE; + } + + return TRUE; +} diff --git a/pigeonhole/src/lib-sieve/plugins/special-use/ext-special-use-common.h b/pigeonhole/src/lib-sieve/plugins/special-use/ext-special-use-common.h new file mode 100644 index 0000000..61f23d0 --- /dev/null +++ b/pigeonhole/src/lib-sieve/plugins/special-use/ext-special-use-common.h @@ -0,0 +1,43 @@ +#ifndef EXT_SPECIAL_USE_COMMON_H +#define EXT_SPECIAL_USE_COMMON_H + +#include "sieve-common.h" + +/* + * Tagged arguments + */ + +extern const struct sieve_argument_def specialuse_tag; + +/* + * Commands + */ + +extern const struct sieve_command_def specialuse_exists_test; + +/* + * Operands + */ + +extern const struct sieve_operand_def specialuse_operand; + +/* + * Operations + */ + +extern const struct sieve_operation_def specialuse_exists_operation; + +/* + * Extension + */ + +extern const struct sieve_extension_def special_use_extension; + +/* + * Flag checking + */ + +bool ext_special_use_flag_valid(const char *flag); + +#endif /* EXT_SPECIAL_USE_COMMON_H */ + diff --git a/pigeonhole/src/lib-sieve/plugins/special-use/ext-special-use.c b/pigeonhole/src/lib-sieve/plugins/special-use/ext-special-use.c new file mode 100644 index 0000000..acbb13e --- /dev/null +++ b/pigeonhole/src/lib-sieve/plugins/special-use/ext-special-use.c @@ -0,0 +1,57 @@ +/* Copyright (c) 2019 Pigeonhole authors, see the included COPYING file */ + +/* Extension special-use + * --------------------- + * + * Authors: Stephan Bosch + * Specification: RFC 8579 + * Implementation: full + * Status: testing + * + */ + +#include "sieve-common.h" + +#include "sieve-code.h" +#include "sieve-extensions.h" +#include "sieve-actions.h" +#include "sieve-commands.h" +#include "sieve-validator.h" +#include "sieve-generator.h" +#include "sieve-interpreter.h" +#include "sieve-result.h" + +#include "ext-special-use-common.h" + +/* + * Extension + */ + +static bool +ext_special_use_validator_load(const struct sieve_extension *ext, + struct sieve_validator *valdtr); + +const struct sieve_extension_def special_use_extension = { + .name = "special-use", + .validator_load = ext_special_use_validator_load, + SIEVE_EXT_DEFINE_OPERATION(specialuse_exists_operation), + SIEVE_EXT_DEFINE_OPERAND(specialuse_operand) +}; + +static bool +ext_special_use_validator_load(const struct sieve_extension *ext, + struct sieve_validator *valdtr) +{ + /* Register :specialuse tag with fileinto command and we don't care + whether this command is registered or even whether it will be + registered at all. The validator handles either situation gracefully. + */ + sieve_validator_register_external_tag( + valdtr, "fileinto", ext, &specialuse_tag, + SIEVE_OPT_SIDE_EFFECT); + + /* Register new test */ + sieve_validator_register_command(valdtr, ext, &specialuse_exists_test); + + return TRUE; +} diff --git a/pigeonhole/src/lib-sieve/plugins/special-use/tag-specialuse.c b/pigeonhole/src/lib-sieve/plugins/special-use/tag-specialuse.c new file mode 100644 index 0000000..0f6d32a --- /dev/null +++ b/pigeonhole/src/lib-sieve/plugins/special-use/tag-specialuse.c @@ -0,0 +1,316 @@ +/* Copyright (c) 2019 Pigeonhole authors, see the included COPYING file */ + +#include "lib.h" +#include "str-sanitize.h" +#include "mail-storage.h" +#include "mail-namespace.h" + +#include "sieve-common.h" +#include "sieve-commands.h" +#include "sieve-actions.h" +#include "sieve-code.h" +#include "sieve-actions.h" +#include "sieve-result.h" +#include "sieve-validator.h" +#include "sieve-generator.h" +#include "sieve-interpreter.h" + +#include "ext-special-use-common.h" + +/* + * Flags tagged argument + */ + +static bool +tag_specialuse_validate(struct sieve_validator *valdtr, + struct sieve_ast_argument **arg, + struct sieve_command *cmd); +static bool +tag_specialuse_generate(const struct sieve_codegen_env *cgenv, + struct sieve_ast_argument *arg, + struct sieve_command *cmd); + +const struct sieve_argument_def specialuse_tag = { + .identifier = "specialuse", + .validate = tag_specialuse_validate, + .generate = tag_specialuse_generate +}; + +/* + * Side effect + */ + +static bool +seff_specialuse_dump_context(const struct sieve_side_effect *seffect, + const struct sieve_dumptime_env *denv, + sieve_size_t *address); +static int +seff_specialuse_read_context(const struct sieve_side_effect *seffect, + const struct sieve_runtime_env *renv, + sieve_size_t *address, void **context); + +static int +seff_specialuse_merge(const struct sieve_runtime_env *renv, + const struct sieve_action *action, + const struct sieve_side_effect *old_seffect, + const struct sieve_side_effect *new_seffect, + void **old_context); + +static void +seff_specialuse_print(const struct sieve_side_effect *seffect, + const struct sieve_action *action, + const struct sieve_result_print_env *rpenv, bool *keep); + +static int +seff_specialuse_pre_execute(const struct sieve_side_effect *seffect, + const struct sieve_action_exec_env *aenv, + void *tr_context, void **se_tr_context ATTR_UNUSED); + +const struct sieve_side_effect_def specialuse_side_effect = { + SIEVE_OBJECT("specialuse", &specialuse_operand, 0), + .precedence = 200, + .to_action = &act_store, + .dump_context = seff_specialuse_dump_context, + .read_context = seff_specialuse_read_context, + .merge = seff_specialuse_merge, + .print = seff_specialuse_print, + .pre_execute = seff_specialuse_pre_execute +}; + +/* + * Operand + */ + +static const struct sieve_extension_objects ext_side_effects = + SIEVE_EXT_DEFINE_SIDE_EFFECT(specialuse_side_effect); + +const struct sieve_operand_def specialuse_operand = { + .name = "specialuse operand", + .ext_def = &special_use_extension, + .class = &sieve_side_effect_operand_class, + .interface = &ext_side_effects +}; + +/* + * Tag validation + */ + +static bool +tag_specialuse_validate(struct sieve_validator *valdtr, + struct sieve_ast_argument **arg, + struct sieve_command *cmd) +{ + struct sieve_ast_argument *tag = *arg; + + /* Detach the tag itself */ + *arg = sieve_ast_argument_next(*arg); + + /* Check syntax: + * :specialuse <special-use-flag: string> + */ + if (!sieve_validate_tag_parameter(valdtr, cmd, tag, *arg, NULL, 0, + SAAT_STRING, FALSE)) + return FALSE; + if (sieve_argument_is_string_literal(*arg)) { + const char *use_flag = sieve_ast_argument_strc(*arg); + + if (!ext_special_use_flag_valid(use_flag)) { + sieve_argument_validate_error( + valdtr, *arg, "specialuse tag: " + "invalid special-use flag `%s' specified", + str_sanitize(use_flag, 64)); + return FALSE; + } + } + + tag->parameters = *arg; + + /* Detach parameter */ + *arg = sieve_ast_arguments_detach(*arg,1); + + return TRUE; +} + +/* + * Code generation + */ + +static bool +tag_specialuse_generate(const struct sieve_codegen_env *cgenv, + struct sieve_ast_argument *arg, + struct sieve_command *cmd) +{ + struct sieve_ast_argument *param; + + if (sieve_ast_argument_type(arg) != SAAT_TAG) + return FALSE; + + sieve_opr_side_effect_emit(cgenv->sblock, arg->argument->ext, + &specialuse_side_effect); + + /* Explicit :specialuse tag */ + param = arg->parameters; + + /* Call the generation function for the argument */ + if (param->argument != NULL && param->argument->def != NULL && + param->argument->def->generate != NULL && + !param->argument->def->generate(cgenv, param, cmd)) + return FALSE; + + return TRUE; +} + +/* + * Side effect implementation + */ + +/* Context data */ + +struct seff_specialuse_context { + const char *special_use_flag; +}; + +/* Context coding */ + +static bool +seff_specialuse_dump_context( + const struct sieve_side_effect *seffect ATTR_UNUSED, + const struct sieve_dumptime_env *denv, sieve_size_t *address) +{ + return sieve_opr_stringlist_dump(denv, address, "specialuse"); +} + +static int +seff_specialuse_read_context( + const struct sieve_side_effect *seffect ATTR_UNUSED, + const struct sieve_runtime_env *renv, sieve_size_t *address, + void **se_context) +{ + pool_t pool = sieve_result_pool(renv->result); + struct seff_specialuse_context *ctx; + string_t *special_use_flag; + const char *use_flag; + int ret; + + if ((ret = sieve_opr_string_read(renv, address, "specialuse", + &special_use_flag)) <= 0) + return ret; + + use_flag = str_c(special_use_flag); + if (!ext_special_use_flag_valid(use_flag)) { + sieve_runtime_error( + renv, NULL, "specialuse tag: " + "invalid special-use flag `%s' specified", + str_sanitize(use_flag, 64)); + return SIEVE_EXEC_FAILURE; + } + + ctx = p_new(pool, struct seff_specialuse_context, 1); + ctx->special_use_flag = p_strdup(pool, use_flag); + + *se_context = (void *) ctx; + + return SIEVE_EXEC_OK; +} + +/* Result verification */ + +static int +seff_specialuse_merge(const struct sieve_runtime_env *renv ATTR_UNUSED, + const struct sieve_action *action ATTR_UNUSED, + const struct sieve_side_effect *old_seffect ATTR_UNUSED, + const struct sieve_side_effect *new_seffect, + void **old_context) +{ + if (new_seffect != NULL) + *old_context = new_seffect->context; + + return 1; +} + +/* Result printing */ + +static void +seff_specialuse_print(const struct sieve_side_effect *seffect, + const struct sieve_action *action ATTR_UNUSED, + const struct sieve_result_print_env *rpenv, + bool *keep ATTR_UNUSED) +{ + struct seff_specialuse_context *ctx = + (struct seff_specialuse_context *)seffect->context; + + sieve_result_seffect_printf( + rpenv, + "use mailbox with special-use flag `%s' instead if accessible", + ctx->special_use_flag); +} + +/* Result execution */ + +static int +seff_specialuse_pre_execute(const struct sieve_side_effect *seffect, + const struct sieve_action_exec_env *aenv, + void *tr_context, void **se_tr_context ATTR_UNUSED) +{ + struct seff_specialuse_context *ctx = + (struct seff_specialuse_context *)seffect->context; + const struct sieve_execute_env *eenv = aenv->exec_env; + struct act_store_transaction *trans = + (struct act_store_transaction *)tr_context; + struct mailbox *box; + + if (trans->box == NULL || trans->disabled) + return SIEVE_EXEC_OK; + + /* Check whether something already failed */ + switch (trans->error_code) { + case MAIL_ERROR_NONE: + break; + case MAIL_ERROR_TEMP: + return SIEVE_EXEC_TEMP_FAILURE; + default: + return SIEVE_EXEC_FAILURE; + } + + trans->error = NULL; + trans->error_code = MAIL_ERROR_NONE; + + box = mailbox_alloc_for_user(eenv->scriptenv->user, + ctx->special_use_flag, + (MAILBOX_FLAG_POST_SESSION | + MAILBOX_FLAG_SPECIAL_USE)); + + /* We still override the allocate default mailbox with ours below even + when the default and special-use mailbox are identical. Choosing + either one is (currently) equal and setting trans->mailbox_identifier + for SPECIAL-USE needs to be done either way, so we use the same code + path. */ + + /* Try to open the mailbox */ + eenv->exec_status->last_storage = mailbox_get_storage(box); + if (mailbox_open(box) == 0) { + pool_t pool = sieve_result_pool(aenv->result); + + /* Success */ + mailbox_free(&trans->box); + trans->box = box; + trans->mailbox_identifier = p_strdup_printf(pool, + "[SPECIAL-USE %s]", ctx->special_use_flag); + + } else { + /* Failure */ + if (mailbox_get_last_mail_error(box) == MAIL_ERROR_NOTFOUND) { + /* Not found; revert to default */ + mailbox_free(&box); + } else { + /* Total failure */ + mailbox_free(&trans->box); + trans->box = box; + sieve_act_store_get_storage_error(aenv, trans); + return (trans->error_code == MAIL_ERROR_TEMP ? + SIEVE_EXEC_TEMP_FAILURE : SIEVE_EXEC_FAILURE); + } + } + + return SIEVE_EXEC_OK; +} diff --git a/pigeonhole/src/lib-sieve/plugins/special-use/tst-specialuse-exists.c b/pigeonhole/src/lib-sieve/plugins/special-use/tst-specialuse-exists.c new file mode 100644 index 0000000..a1aa878 --- /dev/null +++ b/pigeonhole/src/lib-sieve/plugins/special-use/tst-specialuse-exists.c @@ -0,0 +1,525 @@ +/* Copyright (c) 2019 Pigeonhole authors, see the included COPYING file + */ + +#include "lib.h" +#include "str-sanitize.h" +#include "mail-storage.h" +#include "mail-namespace.h" + +#include "sieve-common.h" +#include "sieve-actions.h" +#include "sieve-extensions.h" +#include "sieve-commands.h" +#include "sieve-stringlist.h" +#include "sieve-code.h" +#include "sieve-validator.h" +#include "sieve-generator.h" +#include "sieve-interpreter.h" +#include "sieve-dump.h" + +#include "ext-special-use-common.h" + +/* + * specialuse_exists command + * + * Syntax: + * specialuse_exists [<mailbox: string>] + * <special-use-flags: string-list> + */ + +static bool +tst_specialuse_exists_validate(struct sieve_validator *valdtr, + struct sieve_command *tst); +static bool +tst_specialuse_exists_generate(const struct sieve_codegen_env *cgenv, + struct sieve_command *ctx); + +const struct sieve_command_def specialuse_exists_test = { + .identifier = "specialuse_exists", + .type = SCT_TEST, + .positional_args = -1, /* We check positional arguments ourselves */ + .subtests = 0, + .block_allowed = FALSE, + .block_required = FALSE, + .validate = tst_specialuse_exists_validate, + .generate = tst_specialuse_exists_generate, +}; + +/* + * Mailboxexists operation + */ + +static bool +tst_specialuse_exists_operation_dump(const struct sieve_dumptime_env *denv, + sieve_size_t *address); +static int +tst_specialuse_exists_operation_execute(const struct sieve_runtime_env *renv, + sieve_size_t *address); + +const struct sieve_operation_def specialuse_exists_operation = { + .mnemonic = "SPECIALUSE_EXISTS", + .ext_def = &special_use_extension, + .dump = tst_specialuse_exists_operation_dump, + .execute = tst_specialuse_exists_operation_execute, +}; + +/* + * Test validation + */ + +struct _validate_context { + struct sieve_validator *valdtr; + struct sieve_command *tst; +}; + +static int +tst_specialuse_exists_flag_validate(void *context, + struct sieve_ast_argument *arg) +{ + struct _validate_context *valctx = (struct _validate_context *)context; + + if (sieve_argument_is_string_literal(arg)) { + const char *flag = sieve_ast_argument_strc(arg); + + if (!ext_special_use_flag_valid(flag)) { + sieve_argument_validate_error( + valctx->valdtr, arg, "%s test: " + "invalid special-use flag `%s' specified", + sieve_command_identifier(valctx->tst), + str_sanitize(flag, 64)); + } + } + + return 1; +} + +static bool +tst_specialuse_exists_validate(struct sieve_validator *valdtr, + struct sieve_command *tst) +{ + struct sieve_ast_argument *arg = tst->first_positional; + struct sieve_ast_argument *arg2; + struct sieve_ast_argument *aarg; + struct _validate_context valctx; + + if (arg == NULL) { + sieve_command_validate_error( + valdtr, tst, "the %s %s expects at least one argument, " + "but none was found", + sieve_command_identifier(tst), + sieve_command_type_name(tst)); + return FALSE; + } + + if (sieve_ast_argument_type(arg) != SAAT_STRING && + sieve_ast_argument_type(arg) != SAAT_STRING_LIST) { + sieve_argument_validate_error( + valdtr, arg, + "the %s %s expects either a string (mailbox) or " + "a string-list (special-use flags) as first argument, " + "but %s was found", + sieve_command_identifier(tst), + sieve_command_type_name(tst), + sieve_ast_argument_name(arg)); + return FALSE; + } + + arg2 = sieve_ast_argument_next(arg); + if (arg2 != NULL) { + /* First, check syntax sanity */ + if (sieve_ast_argument_type(arg) != SAAT_STRING) { + sieve_argument_validate_error( + valdtr, arg, + "if a second argument is specified for the %s %s, " + "the first must be a string (mailbox), " + "but %s was found", + sieve_command_identifier(tst), + sieve_command_type_name(tst), + sieve_ast_argument_name(arg)); + return FALSE; + } + if (!sieve_validator_argument_activate(valdtr, tst, arg, FALSE)) + return FALSE; + + /* Check name validity when mailbox argument is not a variable */ + if (sieve_argument_is_string_literal(arg)) { + const char *mailbox = sieve_ast_argument_strc(arg); + const char *error; + + if (!sieve_mailbox_check_name(mailbox, &error)) { + sieve_argument_validate_warning( + valdtr, arg, "%s test: " + "invalid mailbox name `%s' specified: %s", + sieve_command_identifier(tst), + str_sanitize(mailbox, 256), error); + } + } + + if (sieve_ast_argument_type(arg2) != SAAT_STRING && + sieve_ast_argument_type(arg2) != SAAT_STRING_LIST) { + sieve_argument_validate_error( + valdtr, arg2, + "the %s %s expects a string list (special-use flags) as " + "second argument when two arguments are specified, " + "but %s was found", + sieve_command_identifier(tst), + sieve_command_type_name(tst), + sieve_ast_argument_name(arg2)); + return FALSE; + } + } else + arg2 = arg; + + if (!sieve_validator_argument_activate(valdtr, tst, arg2, FALSE)) + return FALSE; + + aarg = arg2; + memset(&valctx, 0, sizeof(valctx)); + valctx.valdtr = valdtr; + valctx.tst = tst; + + return (sieve_ast_stringlist_map( + &aarg, (void*)&valctx, + tst_specialuse_exists_flag_validate) >= 0); +} + +/* + * Test generation + */ + +static bool +tst_specialuse_exists_generate(const struct sieve_codegen_env *cgenv, + struct sieve_command *tst) +{ + struct sieve_ast_argument *arg = tst->first_positional; + struct sieve_ast_argument *arg2; + + sieve_operation_emit(cgenv->sblock, + tst->ext, &specialuse_exists_operation); + + /* Generate arguments */ + arg2 = sieve_ast_argument_next(arg); + if (arg2 != NULL) { + if (!sieve_generate_argument(cgenv, arg, tst)) + return FALSE; + } else { + sieve_opr_omitted_emit(cgenv->sblock); + arg2 = arg; + } + return sieve_generate_argument(cgenv, arg2, tst); +} + +/* + * Code dump + */ + +static bool +tst_specialuse_exists_operation_dump(const struct sieve_dumptime_env *denv, + sieve_size_t *address) +{ + struct sieve_operand oprnd; + + sieve_code_dumpf(denv, "SPECIALUSE_EXISTS"); + sieve_code_descend(denv); + + sieve_code_mark(denv); + if (!sieve_operand_read(denv->sblock, address, NULL, &oprnd)) { + sieve_code_dumpf(denv, "ERROR: INVALID OPERAND"); + return FALSE; + } + + if (!sieve_operand_is_omitted(&oprnd)) { + return (sieve_opr_string_dump_data(denv, &oprnd, + address, "mailbox") && + sieve_opr_stringlist_dump(denv, address, + "special-use-flags")); + } + + return sieve_opr_stringlist_dump(denv, address, "special-use-flags"); +} + +/* + * Code execution + */ + +static int +tst_specialuse_find_mailbox(const struct sieve_runtime_env *renv, + const char *mailbox, struct mailbox **box_r) +{ + const struct sieve_execute_env *eenv = renv->exec_env; + struct mail_user *user = eenv->scriptenv->user; + struct mailbox *box; + bool trace = sieve_runtime_trace_active(renv, SIEVE_TRLVL_MATCHING); + enum mail_error error_code; + const char *error; + + *box_r = NULL; + + if (user == NULL) + return 0; + + /* Open the box */ + box = mailbox_alloc_for_user(user, mailbox, MAILBOX_FLAG_POST_SESSION); + if (mailbox_open(box) < 0) { + error = mailbox_get_last_internal_error(box, &error_code); + + if (trace) { + sieve_runtime_trace( + renv, 0, "mailbox `%s' cannot be opened: %s", + str_sanitize(mailbox, 256), error); + } + + mailbox_free(&box); + + if (error_code == MAIL_ERROR_TEMP) { + sieve_runtime_error( + renv, NULL, "specialuse_exists test: " + "failed to open mailbox `%s': %s", + str_sanitize(mailbox, 256), error); + return -1; + } + return 0; + } + + /* Also fail when it is readonly */ + if (mailbox_is_readonly(box)) { + if (trace) { + sieve_runtime_trace( + renv, 0, "mailbox `%s' is read-only", + str_sanitize(mailbox, 256)); + } + + mailbox_free(&box); + return 0; + } + + *box_r = box; + return 1; +} + +static int +tst_specialuse_find_specialuse(const struct sieve_runtime_env *renv, + const char *special_use) +{ + const struct sieve_execute_env *eenv = renv->exec_env; + struct mail_user *user = eenv->scriptenv->user; + struct mailbox *box; + bool trace = sieve_runtime_trace_active(renv, SIEVE_TRLVL_MATCHING); + enum mail_error error_code; + const char *error; + + if (user == NULL) + return 0; + + /* Open the box */ + box = mailbox_alloc_for_user(user, special_use, + (MAILBOX_FLAG_POST_SESSION | + MAILBOX_FLAG_SPECIAL_USE)); + if (mailbox_open(box) < 0) { + error = mailbox_get_last_internal_error(box, &error_code); + + if (trace) { + sieve_runtime_trace( + renv, 0, "mailbox with special-use flag `%s' " + "cannot be opened: %s", + str_sanitize(special_use, 64), error); + } + + mailbox_free(&box); + + if (error_code == MAIL_ERROR_TEMP) { + sieve_runtime_error( + renv, NULL, "specialuse_exists test: " + "failed to open mailbox with special-use flag`%s': %s", + str_sanitize(special_use, 64), error); + return -1; + } + return 0; + } + + /* Also fail when it is readonly */ + if (mailbox_is_readonly(box)) { + if (trace) { + sieve_runtime_trace( + renv, 0, + "mailbox with special-use flag `%s' is read-only", + str_sanitize(special_use, 64)); + } + + mailbox_free(&box); + return 0; + } + + mailbox_free(&box); + return 1; +} + +static int +tst_specialuse_exists_check_flag(const struct sieve_runtime_env *renv, + struct mailbox *box, const char *use_flag, + bool trace, bool *all_exist_r) +{ + int ret; + + if (!ext_special_use_flag_valid(use_flag)) { + sieve_runtime_error( + renv, NULL, "specialuse_exists test: " + "invalid special-use flag `%s' specified", + str_sanitize(use_flag, 64)); + return SIEVE_EXEC_FAILURE; + } + + if (box != NULL) { + /* Mailbox has this SPECIAL-USE flag? */ + if (!mailbox_has_special_use(box, use_flag)) { + *all_exist_r = FALSE; + return SIEVE_EXEC_OK; + } + } else { + /* Is there mailbox with this SPECIAL-USE flag? */ + ret = tst_specialuse_find_specialuse(renv, use_flag); + if (ret < 0) + return SIEVE_EXEC_TEMP_FAILURE; + if (ret == 0) { + *all_exist_r = FALSE; + return SIEVE_EXEC_OK; + } + } + + if (trace) { + sieve_runtime_trace( + renv, 0, "special-use flag `%s' exists", + str_sanitize(use_flag, 80)); + } + + return SIEVE_EXEC_OK; +} + +static int +tst_specialuse_exists_operation_execute(const struct sieve_runtime_env *renv, + sieve_size_t *address) +{ + struct sieve_operand oprnd; + struct sieve_stringlist *special_use_flags; + string_t *mailbox, *special_use_flag; + struct mailbox *box = NULL; + const char *error; + bool trace = FALSE, all_exist = TRUE; + int ret; + + /* + * Read operands + */ + + /* Read bare operand (two types possible) */ + ret = sieve_operand_runtime_read(renv, address, NULL, &oprnd); + if (ret <= 0) + return ret; + + /* Mailbox operand (optional) */ + mailbox = NULL; + if (!sieve_operand_is_omitted(&oprnd)) { + /* Read the mailbox operand */ + ret = sieve_opr_string_read_data(renv, &oprnd, address, + "mailbox", &mailbox); + if (ret <= 0) + return ret; + + /* Read flag list */ + ret = sieve_opr_stringlist_read(renv, address, + "special-use-flags", + &special_use_flags); + if (ret <= 0) + return ret; + + /* Flag-list operand */ + } else { + /* Read flag list */ + ret = sieve_opr_stringlist_read(renv, address, + "special-use-flags", + &special_use_flags); + if (ret <= 0) + return ret; + } + + /* + * Perform operation + */ + + if (sieve_runtime_trace_active(renv, SIEVE_TRLVL_TESTS)) { + sieve_runtime_trace(renv, 0, "specialuse_exists test"); + sieve_runtime_trace_descend(renv); + + trace = sieve_runtime_trace_active(renv, SIEVE_TRLVL_MATCHING); + } + + if (mailbox != NULL) { + if (!sieve_mailbox_check_name(str_c(mailbox), &error)) { + sieve_runtime_warning( + renv, NULL, "specialuse_exists test: " + "invalid mailbox name `%s' specified: %s", + str_sanitize(str_c(mailbox), 256), error); + sieve_interpreter_set_test_result(renv->interp, FALSE); + return SIEVE_EXEC_OK; + } + + if (tst_specialuse_find_mailbox(renv, str_c(mailbox), &box) < 0) + return SIEVE_EXEC_TEMP_FAILURE; + } + + if (box == NULL && mailbox != NULL) { + sieve_runtime_trace( + renv, 0, "mailbox `%s' is not accessible", + str_sanitize(str_c(mailbox), 80)); + sieve_interpreter_set_test_result(renv->interp, FALSE); + return SIEVE_EXEC_OK; + } + + if (mailbox != NULL) { + sieve_runtime_trace( + renv, 0, "mailbox `%s' is accessible", + str_sanitize(str_c(mailbox), 80)); + } + + ret = 0; + special_use_flag = NULL; + while (all_exist && + (ret = sieve_stringlist_next_item( + special_use_flags, &special_use_flag)) > 0) { + const char *use_flag = str_c(special_use_flag); + + ret = tst_specialuse_exists_check_flag( + renv, box, use_flag, trace, &all_exist); + if (ret <= 0) { + if (box != NULL) { + /* Close mailbox */ + mailbox_free(&box); + } + return ret; + } + } + + if (box != NULL) { + /* Close mailbox */ + mailbox_free(&box); + } + + if (ret < 0) { + sieve_runtime_trace_error( + renv, "invalid special-use flag item"); + return SIEVE_EXEC_BIN_CORRUPT; + } + + if (trace) { + if (all_exist) { + sieve_runtime_trace( + renv, 0, "all special-use flags are set"); + } else { + sieve_runtime_trace( + renv, 0, "some special-use are not set"); + } + } + + sieve_interpreter_set_test_result(renv->interp, all_exist); + return SIEVE_EXEC_OK; +} |