diff options
author | rsiddharth <s@ricketyspace.net> | 2019-12-16 20:05:07 -0500 |
---|---|---|
committer | rsiddharth <s@ricketyspace.net> | 2020-04-17 20:56:36 -0400 |
commit | a8d9b5ce9b1e01d8be260d6d2df59516eb0f8473 (patch) | |
tree | da5189b9fff363f92de16edb796a7429054f2dd8 /nserver/src/ncmd.c | |
parent | 76c8c714cdf91c1841ab2a50e2bc2de5399aa820 (diff) |
nserver: Update call_function.
* nserver/src/ncmd.c (call_function): Add arg out. Return integer.
(process): Skeleton commented out.
* nserver/src/ncmd.h (call_function): Update function declaration.
(process): New function declaration.
* nserver/tests/ncmd_tests.c
(test_call_function): Update test.
Diffstat (limited to 'nserver/src/ncmd.c')
-rw-r--r-- | nserver/src/ncmd.c | 124 |
1 files changed, 78 insertions, 46 deletions
diff --git a/nserver/src/ncmd.c b/nserver/src/ncmd.c index a72dc2e..2b5ee22 100644 --- a/nserver/src/ncmd.c +++ b/nserver/src/ncmd.c @@ -156,116 +156,148 @@ int check_args(struct bstrList *cmd_parts, int argc) return -1; } -char *call_function(int func, struct bstrList *cmd_parts) +int call_function(int func, struct bstrList *cmd_parts, char *out) { - char *msg = NULL; - int msg_sz = 200; - msg = (char *) calloc(msg_sz + 1, sizeof(char)); - check_mem(msg); + check(out != NULL, "out invalid"); if (func < 0 || cmd_parts == NULL || cmd_parts->qty < 1) { - strncpy(msg, "error: args invalid\n", msg_sz); + strncpy(out, "error: args invalid\n", RSP_SIZE); - return msg; + return -1; } switch (func) { case NS_CREATE: if(check_args(cmd_parts, 2) != 0) { - strncpy(msg, "error: command invalid\n", msg_sz); - break; + strncpy(out, "error: command invalid\n", RSP_SIZE); + + return -1; } if (sscreate(bdata(cmd_parts->entry[1])) != 0) { - strncpy(msg, "error: create failed\n", msg_sz); - break; + strncpy(out, "error: create failed\n", RSP_SIZE); + + return -1; } - strncpy(msg, "OK\n", msg_sz); + strncpy(out, "OK\n", RSP_SIZE); break; case NS_SAMPLE: if(check_args(cmd_parts, 3) != 0) { - strncpy(msg, "error: command invalid\n", msg_sz); - break; + strncpy(out, "error: command invalid\n", RSP_SIZE); + + return -1; } double sample = strtod(bdata(cmd_parts->entry[2]), NULL); if (sssample(bdata(cmd_parts->entry[1]), sample) != 0) { - strncpy(msg, "error: sample failed\n", msg_sz); - break; + strncpy(out, "error: sample failed\n", RSP_SIZE); + + return -1; } - strncpy(msg, "OK\n", msg_sz); + strncpy(out, "OK\n", RSP_SIZE); break; case NS_MEAN: if(check_args(cmd_parts, 2) != 0) { - strncpy(msg, "error: command invalid\n", msg_sz); - break; + strncpy(out, "error: command invalid\n", RSP_SIZE); + + return -1; } double mean = ssmean(bdata(cmd_parts->entry[1])); if (mean < 0) { - strncpy(msg, "error: mean failed\n", msg_sz); - break; + strncpy(out, "error: mean failed\n", RSP_SIZE); + + return -1; } - if (sprintf(msg, "Mean: %.2f\n", mean) < 0) { - strncpy(msg, "error: mean failed\n", msg_sz); + if (sprintf(out, "Mean: %.2f\n", mean) < 0) { + strncpy(out, "error: mean failed\n", RSP_SIZE); + + return -1; } break; case NS_DUMP: if(check_args(cmd_parts, 2) != 0) { - strncpy(msg, "error: command invalid\n", msg_sz); - break; + strncpy(out, "error: command invalid\n", RSP_SIZE); + + return -1; } char *dump = ssdump(bdata(cmd_parts->entry[1])); if (dump == NULL) { - strncpy(msg, "error: dump failed\n", msg_sz); - break; + strncpy(out, "error: dump failed\n", RSP_SIZE); + + return -1; } + strncpy(out, dump, RSP_SIZE); - // Clean up msg. - free(msg); + // Clean up dump + free(dump); - msg = dump; break; case NS_DELETE: if(check_args(cmd_parts, 2) != 0) { - strncpy(msg, "error: command invalid\n", msg_sz); - break; + strncpy(out, "error: command invalid\n", RSP_SIZE); + + return -1; } if (ssdelete(bdata(cmd_parts->entry[1])) != 0) { - strncpy(msg, "error: delete failed\n", msg_sz); - break; + strncpy(out, "error: delete failed\n", RSP_SIZE); + + return -1; } - strncpy(msg, "OK\n", msg_sz); + strncpy(out, "OK\n", RSP_SIZE); break; case NS_LIST: if(check_args(cmd_parts, 1) != 0) { - strncpy(msg, "error: command invalid\n", msg_sz); - break; + strncpy(out, "error: command invalid\n", RSP_SIZE); + + return -1; } char *list = sslist(); if (list == NULL) { - strncpy(msg, "error: list failed\n", msg_sz); - break; + strncpy(out, "error: list failed\n", RSP_SIZE); + + return -1; } + strncpy(out, list, RSP_SIZE); - // Clean up msg. - free(msg); + // Clean up list. + free(list); - msg = list; break; default: - strncpy(msg, "error: function not found\n", msg_sz); - break; + strncpy(out, "error: function not found\n", RSP_SIZE); + + return -1; } - return msg; + return 0; error: - return NULL; + return -1; } +/* +int process(char *cmd, int sock) +{ + // split cmd into parts. + struct bstrList *parts = cmd_parts(cmd); + check(parts != NULL, "cmd_parts failed"); + check(parts->qty > 0, "bstrList qty check failed"); + + // call find_function. + + // call call_function + + // barf result back to sock + + // done + + return 0; + error: + return -1; } +*/ |