X-Git-Url: https://git.m6w6.name/?a=blobdiff_plain;f=libmemcached%2Foptions.cc;h=290cfc895b434c90868563ae37476237454dca84;hb=7287f37372f5e4198f7f16f5f6d6dcf9a8d5c1fb;hp=fefcb57dc1d81ef64923d38e3fdefcd73de2dce8;hpb=16c2fe9cc04a3f15fe56d3be2f3be19a1d731fb2;p=m6w6%2Flibmemcached diff --git a/libmemcached/options.cc b/libmemcached/options.cc index fefcb57d..290cfc89 100644 --- a/libmemcached/options.cc +++ b/libmemcached/options.cc @@ -35,75 +35,151 @@ * */ -#include "common.h" +#include +#include -#include -#include +#include -int libmemcached_parse(type_st *, yyscan_t *); +const char *memcached_parse_filename(memcached_st *memc) +{ + assert_msg(memc, "Invalid memcached_st"); + return memcached_array_string(memc->configure.filename); +} -memcached_return_t memcached_check_options(const char *option_string, size_t length, const char *error_buffer, size_t error_buffer_size) +size_t memcached_parse_filename_length(memcached_st *memc) { - memcached_st memc; - if (! memcached_create(&memc)) - return MEMCACHED_MEMORY_ALLOCATION_FAILURE; + return memcached_array_size(memc->configure.filename); +} - memcached_return_t rc= memcached_parse_options(&memc, option_string, length); - if (rc != MEMCACHED_SUCCESS && error_buffer && error_buffer_size) +static memcached_return_t _parse_file_options(memcached_st& self, memcached_array_st *real_name) +{ + FILE *fp= fopen(memcached_array_string(real_name), "r"); + if (not fp) { - strncpy(error_buffer, error_buffer_size, memcached_last_error_message(&memc)); + memcached_string_t error_message= memcached_array_to_string(real_name); + memcached_return_t rc= memcached_set_errno(self, errno, MEMCACHED_AT, error_message); + return rc; } - memcached_free(&memc); + char buffer[BUFSIZ]; + memcached_return_t rc= MEMCACHED_INVALID_ARGUMENTS; + while (fgets(buffer, sizeof(buffer), fp)) + { + size_t length= strlen(buffer); + + if (length == 1 and buffer[0] == '\n') + continue; + + if (memcached_failed(rc= memcached_parse_configuration(&self, buffer, length))) + break; + } + fclose(fp); return rc; } -memcached_return_t memcached_parse_options(memcached_st *self, char const *option_string, size_t length) +memcached_return_t libmemcached_check_configuration(const char *option_string, size_t length, char *error_buffer, size_t error_buffer_size) { - type_st pp; + memcached_st memc, *memc_ptr; + + if (option_string == NULL or length == 0) + { + return MEMCACHED_INVALID_ARGUMENTS; + } + + if (error_buffer and error_buffer_size) + { + error_buffer[0]= 0; + } + + if (not (memc_ptr= memcached_create(&memc))) + { + return MEMCACHED_MEMORY_ALLOCATION_FAILURE; + } + + memcached_return_t rc= memcached_parse_configuration(memc_ptr, option_string, length); + if (memcached_failed(rc) and error_buffer and error_buffer_size) + { + strncpy(error_buffer, memcached_last_error_message(memc_ptr), error_buffer_size); + error_buffer[error_buffer_size -1]= 0; + } + + bool has_filename= memcached_behavior_get(memc_ptr, MEMCACHED_BEHAVIOR_LOAD_FROM_FILE); + if (memcached_success(rc) and has_filename) + { + assert_msg(memcached_parse_filename(memc_ptr), "Invalid configuration file"); + assert_msg(memcached_parse_filename_length(memc_ptr), "Invalid configuration file"); + rc= _parse_file_options(*memc_ptr, memc_ptr->configure.filename); + + if (memcached_failed(rc) and error_buffer and error_buffer_size) + { + strncpy(error_buffer, memcached_last_error_message(memc_ptr), error_buffer_size); + error_buffer[error_buffer_size -1]= 0; + } + } - memset(&pp, 0, sizeof(type_st)); + memcached_free(memc_ptr); + return rc; +} + +memcached_return_t memcached_parse_configuration(memcached_st *self, char const *option_string, size_t length) +{ WATCHPOINT_ASSERT(self); - if (! self) + if (not self) + { return MEMCACHED_INVALID_ARGUMENTS; + } - pp.buf= option_string; - pp.memc= self; - pp.length= length; - libmemcached_lex_init(&pp.yyscanner); - libmemcached_set_extra(&pp, pp.yyscanner); - bool success= libmemcached_parse(&pp, pp.yyscanner) == 0; - libmemcached_lex_destroy(pp.yyscanner); + memcached_return_t rc; + Context context(option_string, length, self, rc); - if (not success) - return memcached_set_error(self, MEMCACHED_PARSE_ERROR, NULL); + context.start(); - return MEMCACHED_SUCCESS; + return rc; } -memcached_return_t memcached_parse_file_options(memcached_st *self, const char *filename) +void memcached_set_configuration_file(memcached_st *self, const char *filename, size_t filename_length) { - FILE *fp= fopen(filename, "r"); - - if (! fp) - return memcached_set_errno(self, errno, NULL); + assert_msg(filename, "Invalid filename"); + assert_msg(filename_length, "Invalid filename_length"); + memcached_array_free(self->configure.filename); + self->configure.filename= memcached_strcpy(self, filename, filename_length); +} - char buffer[BUFSIZ]; - memcached_return_t rc= MEMCACHED_INVALID_ARGUMENTS; - while (fgets(buffer, sizeof(buffer), fp)) +memcached_return_t memcached_parse_configure_file(memcached_st& self, const char *filename, size_t length) +{ + if (not filename) { - size_t length= strlen(buffer); - - if (length == 1 and buffer[0] == '\n') - continue; + return memcached_set_error(self, MEMCACHED_INVALID_ARGUMENTS, MEMCACHED_AT); + } - rc= memcached_parse_options(self, buffer, length); - if (rc != MEMCACHED_SUCCESS) - break; + WATCHPOINT_ASSERT(self); + if (not length) + { + return memcached_set_error(self, MEMCACHED_INVALID_ARGUMENTS, MEMCACHED_AT); } - fclose(fp); + + memcached_array_st *tmp_array= memcached_strcpy(&self, filename, length); + + if (not tmp_array) + { + return memcached_set_error(self, MEMCACHED_MEMORY_ALLOCATION_FAILURE, MEMCACHED_AT); + } + + memcached_return_t rc= memcached_parse_configure_file(self, *tmp_array); + memcached_array_free(tmp_array); return rc; } + +memcached_return_t memcached_parse_configure_file(memcached_st& self, memcached_array_st& filename) +{ + WATCHPOINT_ASSERT(memcached_array_size(&filename)); + if (not memcached_array_size(&filename)) + { + return memcached_set_error(self, MEMCACHED_INVALID_ARGUMENTS, MEMCACHED_AT); + } + + return _parse_file_options(self, &filename); +}