nserver

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commit 63c5da4f5f646d4c989e7760be46de86e3b01efe
parent df712efd0127a8f145fcec39b695485270367783
Author: rsiddharth <s@ricketyspace.net>
Date:   Thu, 28 Nov 2019 18:29:17 -0500

nserver: ncmd.h: Add find_function.

* nserver/src/ncmd.c (test_find_function): New function.
(all_tests): Add test_find_function.
* nserver/src/ncmd.h (FUNCTIONS): New enum.
(find_function): New function declaration.
* nserver/tests/ncmd_tests.c (find_function): New function
definition.

Diffstat:
nserver/src/ncmd.c | 53+++++++++++++++++++++++++++++++++++++++++++++++++++++
nserver/src/ncmd.h | 12++++++++++++
nserver/tests/ncmd_tests.c | 51+++++++++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 116 insertions(+), 0 deletions(-)

diff --git a/nserver/src/ncmd.c b/nserver/src/ncmd.c @@ -98,3 +98,56 @@ struct bstrList *cmd_parts(char *cmd) return NULL; } +int find_function(struct bstrList *cmd_parts) +{ + // functions. + struct tagbstring fcreate = bsStatic("/create"); + struct tagbstring fsample = bsStatic("/sample"); + struct tagbstring fmean = bsStatic("/mean"); + struct tagbstring fdump = bsStatic("/dump"); + struct tagbstring fdelete = bsStatic("/delete"); + struct tagbstring flist = bsStatic("/list"); + + check(cmd_parts != NULL, "cmd_parts is NULL"); + check(cmd_parts->qty > 0, "qty check failed"); + + bstring cmd_name = cmd_parts->entry[0]; + check(blength(cmd_name) > 0, "cmd_name check failed"); + + // trim cmd name + int rc = btrimws(cmd_name); + check(rc == BSTR_OK, "cmd name trim failed"); + + // find function for cmd_name + if (bstricmp(cmd_name, &fcreate) == 0) { + check(cmd_parts->qty == 2, "cmd invalid"); + + return NS_CREATE; + } else if (bstricmp(cmd_name, &fsample) == 0) { + check(cmd_parts->qty == 3, "cmd invalid"); + + return NS_SAMPLE; + } else if (bstricmp(cmd_name, &fmean) == 0) { + check(cmd_parts->qty == 2, "cmd invalid"); + + return NS_MEAN; + } else if (bstricmp(cmd_name, &fdump) == 0) { + check(cmd_parts->qty == 2, "cmd invalid"); + + return NS_DUMP; + } else if (bstricmp(cmd_name, &fdelete) == 0) { + check(cmd_parts->qty == 2, "cmd invalid"); + + return NS_DELETE; + } else if (bstricmp(cmd_name, &flist) == 0) { + check(cmd_parts->qty == 1, "cmd invalid"); + + return NS_LIST; + } else { + return NS_NOP; + } + + error: + return NS_NOP; +} + diff --git a/nserver/src/ncmd.h b/nserver/src/ncmd.h @@ -9,9 +9,21 @@ #define CMD_MIN_SIZE 5 #define CMD_MAX_SIZE 120 +enum FUNCTIONS { + NS_CREATE, + NS_SAMPLE, + NS_MEAN, + NS_DUMP, + NS_DELETE, + NS_LIST, + NS_NOP = -1 +}; + int sanitize(char *cmd); char *check_cmd(char *cmd); struct bstrList *cmd_parts(char *cmd); +int find_function(struct bstrList *cmd_parts); + #endif diff --git a/nserver/tests/ncmd_tests.c b/nserver/tests/ncmd_tests.c @@ -135,6 +135,56 @@ char *test_cmd_parts() return NULL; } +char *test_find_function() +{ + struct bstrList *parts = NULL; + int funk = 0; + + char *bacon = "/create bacon"; + parts = cmd_parts(bacon); + mu_assert(parts != NULL, "cmd_parts failed"); + funk = find_function(parts); + mu_assert(funk == NS_CREATE, "find function create failed"); + + char *ham = "/create ham"; + parts = cmd_parts(ham); + mu_assert(parts != NULL, "cmd_parts failed"); + funk = find_function(parts); + mu_assert(funk == NS_CREATE, "find function create failed"); + + char *sample = "/sample bacon 42"; + parts = cmd_parts(sample); + mu_assert(parts != NULL, "cmd_parts failed"); + funk = find_function(parts); + mu_assert(funk == NS_SAMPLE, "find function sample failed"); + + char *mean = "/mean bacon"; + parts = cmd_parts(mean); + mu_assert(parts != NULL, "cmd_parts failed"); + funk = find_function(parts); + mu_assert(funk == NS_MEAN, "find function mean failed"); + + char *dump = "/dump bacon"; + parts = cmd_parts(dump); + mu_assert(parts != NULL, "cmd_parts failed"); + funk = find_function(parts); + mu_assert(funk == NS_DUMP, "find function dump failed"); + + char *delete = "/delete bacon"; + parts = cmd_parts(delete); + mu_assert(parts != NULL, "cmd_parts failed"); + funk = find_function(parts); + mu_assert(funk == NS_DELETE, "find function delete failed"); + + char *list = "/list"; + parts = cmd_parts(list); + mu_assert(parts != NULL, "cmp_parts failed"); + funk = find_function(parts); + mu_assert(funk == NS_LIST, "find function list failed"); + + return NULL; +} + char *all_tests() { mu_suite_start(); @@ -142,6 +192,7 @@ char *all_tests() mu_run_test(test_sanitize); mu_run_test(test_check_cmd); mu_run_test(test_cmd_parts); + mu_run_test(test_find_function); return NULL; }