1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2023 Marvell. 3 */ 4 5 #include <errno.h> 6 #include <stdio.h> 7 #include <stdint.h> 8 #include <stdlib.h> 9 #include <string.h> 10 11 #include <cmdline_parse.h> 12 #include <cmdline_parse_num.h> 13 #include <cmdline_parse_string.h> 14 #include <cmdline_socket.h> 15 #include <rte_common.h> 16 17 #include "module_api.h" 18 19 #define CMD_MAX_TOKENS 256 20 #define MAX_LINE_SIZE 2048 21 22 cmdline_parse_ctx_t modules_ctx[] = { 23 (cmdline_parse_inst_t *)&mempool_config_cmd_ctx, 24 (cmdline_parse_inst_t *)&mempool_help_cmd_ctx, 25 NULL, 26 }; 27 28 static struct cmdline *cl; 29 30 static int 31 is_comment(char *in) 32 { 33 if ((strlen(in) && index("!#%;", in[0])) || 34 (strncmp(in, "//", 2) == 0) || 35 (strncmp(in, "--", 2) == 0)) 36 return 1; 37 38 return 0; 39 } 40 41 void 42 cli_init(void) 43 { 44 cl = cmdline_stdin_new(modules_ctx, ""); 45 } 46 47 void 48 cli_exit(void) 49 { 50 cmdline_stdin_exit(cl); 51 } 52 53 void 54 cli_process(char *in, char *out, size_t out_size, __rte_unused void *obj) 55 { 56 int rc; 57 58 if (is_comment(in)) 59 return; 60 61 rc = cmdline_parse(cl, in); 62 if (rc == CMDLINE_PARSE_AMBIGUOUS) 63 snprintf(out, out_size, MSG_CMD_FAIL, "Ambiguous command"); 64 else if (rc == CMDLINE_PARSE_NOMATCH) 65 snprintf(out, out_size, MSG_CMD_FAIL, "Command mismatch"); 66 else if (rc == CMDLINE_PARSE_BAD_ARGS) 67 snprintf(out, out_size, MSG_CMD_FAIL, "Bad arguments"); 68 69 return; 70 71 } 72 73 int 74 cli_script_process(const char *file_name, size_t msg_in_len_max, size_t msg_out_len_max, void *obj) 75 { 76 char *msg_in = NULL, *msg_out = NULL; 77 int rc = -EINVAL; 78 FILE *f = NULL; 79 80 /* Check input arguments */ 81 if ((file_name == NULL) || (strlen(file_name) == 0) || (msg_in_len_max == 0) || 82 (msg_out_len_max == 0)) 83 return rc; 84 85 msg_in = malloc(msg_in_len_max + 1); 86 msg_out = malloc(msg_out_len_max + 1); 87 if ((msg_in == NULL) || (msg_out == NULL)) { 88 rc = -ENOMEM; 89 goto exit; 90 } 91 92 /* Open input file */ 93 f = fopen(file_name, "r"); 94 if (f == NULL) { 95 rc = -EIO; 96 goto exit; 97 } 98 99 /* Read file */ 100 while (fgets(msg_in, msg_in_len_max, f) != NULL) { 101 msg_out[0] = 0; 102 103 cli_process(msg_in, msg_out, msg_out_len_max, obj); 104 105 if (strlen(msg_out)) 106 printf("%s", msg_out); 107 } 108 109 /* Close file */ 110 fclose(f); 111 rc = 0; 112 113 exit: 114 free(msg_out); 115 free(msg_in); 116 return rc; 117 } 118