diff options
Diffstat (limited to 'app/test-pmd/cmdline_flow.c')
-rw-r--r-- | app/test-pmd/cmdline_flow.c | 128 |
1 files changed, 127 insertions, 1 deletions
diff --git a/app/test-pmd/cmdline_flow.c b/app/test-pmd/cmdline_flow.c index 5c0108fa..d202566b 100644 --- a/app/test-pmd/cmdline_flow.c +++ b/app/test-pmd/cmdline_flow.c @@ -35,6 +35,7 @@ enum index { PREFIX, BOOLEAN, STRING, + HEX, MAC_ADDR, IPV4_ADDR, IPV6_ADDR, @@ -1122,6 +1123,9 @@ static int parse_boolean(struct context *, const struct token *, static int parse_string(struct context *, const struct token *, const char *, unsigned int, void *, unsigned int); +static int parse_hex(struct context *ctx, const struct token *token, + const char *str, unsigned int len, + void *buf, unsigned int size); static int parse_mac_addr(struct context *, const struct token *, const char *, unsigned int, void *, unsigned int); @@ -1198,6 +1202,13 @@ static const struct token token_list[] = { .call = parse_string, .comp = comp_none, }, + [HEX] = { + .name = "{hex}", + .type = "HEX", + .help = "fixed string", + .call = parse_hex, + .comp = comp_none, + }, [MAC_ADDR] = { .name = "{MAC address}", .type = "MAC-48", @@ -2306,7 +2317,7 @@ static const struct token token_list[] = { [ACTION_RSS_KEY] = { .name = "key", .help = "RSS hash key", - .next = NEXT(action_rss, NEXT_ENTRY(STRING)), + .next = NEXT(action_rss, NEXT_ENTRY(HEX)), .args = ARGS(ARGS_ENTRY_ARB(0, 0), ARGS_ENTRY_ARB (offsetof(struct action_rss_data, conf) + @@ -4441,6 +4452,121 @@ error: return -1; } +static int +parse_hex_string(const char *src, uint8_t *dst, uint32_t *size) +{ + char *c = NULL; + uint32_t i, len; + char tmp[3]; + + /* Check input parameters */ + if ((src == NULL) || + (dst == NULL) || + (size == NULL) || + (*size == 0)) + return -1; + + /* Convert chars to bytes */ + for (i = 0, len = 0; i < *size; i += 2) { + snprintf(tmp, 3, "%s", src + i); + dst[len++] = strtoul(tmp, &c, 16); + if (*c != 0) { + len--; + dst[len] = 0; + *size = len; + return -1; + } + } + dst[len] = 0; + *size = len; + + return 0; +} + +static int +parse_hex(struct context *ctx, const struct token *token, + const char *str, unsigned int len, + void *buf, unsigned int size) +{ + const struct arg *arg_data = pop_args(ctx); + const struct arg *arg_len = pop_args(ctx); + const struct arg *arg_addr = pop_args(ctx); + char tmp[16]; /* Ought to be enough. */ + int ret; + unsigned int hexlen = len; + unsigned int length = 256; + uint8_t hex_tmp[length]; + + /* Arguments are expected. */ + if (!arg_data) + return -1; + if (!arg_len) { + push_args(ctx, arg_data); + return -1; + } + if (!arg_addr) { + push_args(ctx, arg_len); + push_args(ctx, arg_data); + return -1; + } + size = arg_data->size; + /* Bit-mask fill is not supported. */ + if (arg_data->mask) + goto error; + if (!ctx->object) + return len; + + /* translate bytes string to array. */ + if (str[0] == '0' && ((str[1] == 'x') || + (str[1] == 'X'))) { + str += 2; + hexlen -= 2; + } + if (hexlen > length) + return -1; + ret = parse_hex_string(str, hex_tmp, &hexlen); + if (ret < 0) + goto error; + /* Let parse_int() fill length information first. */ + ret = snprintf(tmp, sizeof(tmp), "%u", hexlen); + if (ret < 0) + goto error; + push_args(ctx, arg_len); + ret = parse_int(ctx, token, tmp, ret, NULL, 0); + if (ret < 0) { + pop_args(ctx); + goto error; + } + buf = (uint8_t *)ctx->object + arg_data->offset; + /* Output buffer is not necessarily NUL-terminated. */ + memcpy(buf, hex_tmp, hexlen); + memset((uint8_t *)buf + hexlen, 0x00, size - hexlen); + if (ctx->objmask) + memset((uint8_t *)ctx->objmask + arg_data->offset, + 0xff, hexlen); + /* Save address if requested. */ + if (arg_addr->size) { + memcpy((uint8_t *)ctx->object + arg_addr->offset, + (void *[]){ + (uint8_t *)ctx->object + arg_data->offset + }, + arg_addr->size); + if (ctx->objmask) + memcpy((uint8_t *)ctx->objmask + arg_addr->offset, + (void *[]){ + (uint8_t *)ctx->objmask + arg_data->offset + }, + arg_addr->size); + } + return len; +error: + push_args(ctx, arg_addr); + push_args(ctx, arg_len); + push_args(ctx, arg_data); + return -1; + +} + /** * Parse a MAC address. * |